зеркало из https://github.com/mozilla/gecko-dev.git
8182 строки
237 KiB
C++
8182 строки
237 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsGlobalWindow.h"
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#include <algorithm>
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#include "mozilla/MemoryReporting.h"
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// Local Includes
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#include "Navigator.h"
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#include "nsContentSecurityManager.h"
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#include "nsScreen.h"
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#include "nsHistory.h"
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#include "nsDOMNavigationTiming.h"
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#include "nsIDOMStorageManager.h"
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#include "mozilla/dom/DOMJSProxyHandler.h"
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#include "mozilla/dom/DOMPrefs.h"
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#include "mozilla/dom/LocalStorage.h"
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#include "mozilla/dom/Storage.h"
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#include "mozilla/dom/IdleRequest.h"
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#include "mozilla/dom/Performance.h"
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#include "mozilla/dom/StorageEvent.h"
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#include "mozilla/dom/StorageEventBinding.h"
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#include "mozilla/dom/StorageNotifierService.h"
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#include "mozilla/dom/StorageUtils.h"
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#include "mozilla/dom/Timeout.h"
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#include "mozilla/dom/TimeoutHandler.h"
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#include "mozilla/dom/TimeoutManager.h"
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#include "mozilla/IntegerPrintfMacros.h"
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#if defined(MOZ_WIDGET_ANDROID)
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#include "mozilla/dom/WindowOrientationObserver.h"
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#endif
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#include "nsDOMOfflineResourceList.h"
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#include "nsError.h"
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#include "nsIIdleService.h"
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#include "nsISizeOfEventTarget.h"
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#include "nsDOMJSUtils.h"
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#include "nsArrayUtils.h"
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#include "nsIDOMWindowCollection.h"
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#include "nsDOMWindowList.h"
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#include "mozilla/dom/WakeLock.h"
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#include "mozilla/dom/power/PowerManagerService.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsIDocumentLoader.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIPermissionManager.h"
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#include "nsIScriptContext.h"
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#include "nsIScriptTimeoutHandler.h"
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#include "nsITimeoutHandler.h"
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#include "nsIController.h"
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#include "nsISlowScriptDebug.h"
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#include "nsWindowMemoryReporter.h"
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#include "nsWindowSizes.h"
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#include "WindowNamedPropertiesHandler.h"
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#include "nsFrameSelection.h"
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#include "nsNetUtil.h"
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#include "nsVariant.h"
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#include "nsPrintfCString.h"
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#include "mozilla/intl/LocaleService.h"
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#include "WindowDestroyedEvent.h"
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// Helper Classes
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#include "nsJSUtils.h"
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#include "jsapi.h" // for JSAutoRequest
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#include "js/Wrapper.h"
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#include "nsCharSeparatedTokenizer.h"
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#include "nsReadableUtils.h"
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#include "nsJSEnvironment.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Likely.h"
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#include "mozilla/Sprintf.h"
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#include "mozilla/Unused.h"
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// Other Classes
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#include "mozilla/dom/BarProps.h"
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#include "nsContentCID.h"
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#include "nsLayoutStatics.h"
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#include "nsCCUncollectableMarker.h"
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#include "mozilla/dom/WorkerCommon.h"
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#include "mozilla/dom/ToJSValue.h"
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#include "nsJSPrincipals.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Debug.h"
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#include "mozilla/EventListenerManager.h"
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#include "mozilla/EventStates.h"
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#include "mozilla/MouseEvents.h"
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#include "mozilla/ProcessHangMonitor.h"
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#include "mozilla/ThrottledEventQueue.h"
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#include "AudioChannelService.h"
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#include "nsAboutProtocolUtils.h"
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#include "nsCharTraits.h" // NS_IS_HIGH/LOW_SURROGATE
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#include "PostMessageEvent.h"
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#include "mozilla/dom/DocGroup.h"
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#include "mozilla/dom/TabGroup.h"
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// Interfaces Needed
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#include "nsIFrame.h"
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#include "nsCanvasFrame.h"
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#include "nsIWidget.h"
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#include "nsIWidgetListener.h"
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#include "nsIBaseWindow.h"
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#include "nsIDeviceSensors.h"
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#include "nsIContent.h"
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#include "nsIDocShell.h"
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#include "nsIDocument.h"
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#include "Crypto.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMEvent.h"
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#include "nsIDOMOfflineResourceList.h"
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#include "nsDOMString.h"
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#include "nsIEmbeddingSiteWindow.h"
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#include "nsThreadUtils.h"
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#include "nsILoadContext.h"
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#include "nsIPresShell.h"
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#include "nsIScrollableFrame.h"
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#include "nsView.h"
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#include "nsViewManager.h"
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#include "nsISelectionController.h"
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#include "nsISelection.h"
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#include "nsIPrompt.h"
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#include "nsIPromptService.h"
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#include "nsIPromptFactory.h"
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#include "nsIAddonPolicyService.h"
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#include "nsIWritablePropertyBag2.h"
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#include "nsIWebNavigation.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsIWebBrowserFind.h" // For window.find()
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#include "nsIWindowMediator.h" // For window.find()
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#include "nsDOMCID.h"
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#include "nsDOMWindowUtils.h"
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#include "nsIWindowWatcher.h"
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#include "nsPIWindowWatcher.h"
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#include "nsIContentViewer.h"
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#include "nsIScriptError.h"
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#include "nsIControllers.h"
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#include "nsIControllerContext.h"
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#include "nsGlobalWindowCommands.h"
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#include "nsQueryObject.h"
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#include "nsContentUtils.h"
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#include "nsCSSProps.h"
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#include "nsIURIFixup.h"
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#ifndef DEBUG
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#include "nsIAppStartup.h"
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#include "nsToolkitCompsCID.h"
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#endif
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#include "nsCDefaultURIFixup.h"
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#include "mozilla/EventDispatcher.h"
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#include "mozilla/EventStateManager.h"
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#include "nsIObserverService.h"
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#include "nsFocusManager.h"
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#include "nsIXULWindow.h"
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#include "nsITimedChannel.h"
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#include "nsServiceManagerUtils.h"
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#ifdef MOZ_XUL
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#include "nsIDOMXULControlElement.h"
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#include "nsMenuPopupFrame.h"
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#endif
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#include "mozilla/dom/CustomEvent.h"
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#include "nsIJARChannel.h"
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#include "nsIScreenManager.h"
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#include "nsIEffectiveTLDService.h"
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#include "nsICSSDeclaration.h"
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#include "xpcprivate.h"
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#ifdef NS_PRINTING
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#include "nsIPrintSettings.h"
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#include "nsIPrintSettingsService.h"
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#include "nsIWebBrowserPrint.h"
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#endif
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#include "nsWindowRoot.h"
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#include "nsNetCID.h"
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#include "nsIArray.h"
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#include "nsBindingManager.h"
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#include "nsXBLService.h"
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#include "nsIDragService.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/Selection.h"
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#include "nsFrameLoader.h"
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#include "nsISupportsPrimitives.h"
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#include "nsXPCOMCID.h"
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#include "mozilla/Logging.h"
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#include "prenv.h"
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#include "mozilla/dom/IDBFactory.h"
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#include "mozilla/dom/MessageChannel.h"
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#include "mozilla/dom/Promise.h"
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#include "mozilla/dom/Gamepad.h"
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#include "mozilla/dom/GamepadManager.h"
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#include "gfxVR.h"
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#include "mozilla/dom/VRDisplay.h"
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#include "mozilla/dom/VRDisplayEvent.h"
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#include "mozilla/dom/VRDisplayEventBinding.h"
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#include "mozilla/dom/VREventObserver.h"
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#include "nsRefreshDriver.h"
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#include "Layers.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/Services.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/dom/Location.h"
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#include "nsHTMLDocument.h"
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#include "nsWrapperCacheInlines.h"
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#include "mozilla/DOMEventTargetHelper.h"
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#include "prrng.h"
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#include "nsSandboxFlags.h"
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#include "mozilla/dom/AudioContext.h"
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#include "mozilla/dom/BrowserElementDictionariesBinding.h"
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#include "mozilla/dom/cache/CacheStorage.h"
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#include "mozilla/dom/Console.h"
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#include "mozilla/dom/Fetch.h"
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#include "mozilla/dom/FunctionBinding.h"
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#include "mozilla/dom/HashChangeEvent.h"
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#include "mozilla/dom/IntlUtils.h"
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#include "mozilla/dom/PopStateEvent.h"
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#include "mozilla/dom/PopupBlockedEvent.h"
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#include "mozilla/dom/PrimitiveConversions.h"
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#include "mozilla/dom/WindowBinding.h"
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#include "nsITabChild.h"
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#include "mozilla/dom/MediaQueryList.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "mozilla/dom/NavigatorBinding.h"
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#include "mozilla/dom/ImageBitmap.h"
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#include "mozilla/dom/ImageBitmapBinding.h"
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#include "mozilla/dom/InstallTriggerBinding.h"
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#include "mozilla/dom/ServiceWorker.h"
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#include "mozilla/dom/ServiceWorkerRegistration.h"
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#include "mozilla/dom/ServiceWorkerRegistrationDescriptor.h"
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#include "mozilla/dom/U2F.h"
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#include "mozilla/dom/WebIDLGlobalNameHash.h"
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#include "mozilla/dom/Worklet.h"
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#ifdef HAVE_SIDEBAR
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#include "mozilla/dom/ExternalBinding.h"
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#endif
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#ifdef MOZ_WEBSPEECH
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#include "mozilla/dom/SpeechSynthesis.h"
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#endif
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#include "mozilla/dom/ClientManager.h"
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#include "mozilla/dom/ClientSource.h"
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#include "mozilla/dom/ClientState.h"
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// Apple system headers seem to have a check() macro. <sigh>
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#ifdef check
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class nsIScriptTimeoutHandler;
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#undef check
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#endif // check
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#include "AccessCheck.h"
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#ifdef ANDROID
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#include <android/log.h>
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#endif
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#ifdef XP_WIN
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#include <process.h>
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#define getpid _getpid
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#else
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#include <unistd.h> // for getpid()
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#endif
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using namespace mozilla;
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using namespace mozilla::dom;
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using namespace mozilla::dom::ipc;
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using mozilla::TimeStamp;
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using mozilla::TimeDuration;
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using mozilla::dom::cache::CacheStorage;
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#define FORWARD_TO_OUTER(method, args, err_rval) \
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PR_BEGIN_MACRO \
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nsGlobalWindowOuter *outer = GetOuterWindowInternal(); \
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if (!HasActiveDocument()) { \
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NS_WARNING(outer ? \
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"Inner window does not have active document." : \
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"No outer window available!"); \
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return err_rval; \
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} \
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return outer->method args; \
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PR_END_MACRO
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#define FORWARD_TO_OUTER_OR_THROW(method, args, errorresult, err_rval) \
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PR_BEGIN_MACRO \
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nsGlobalWindowOuter *outer = GetOuterWindowInternal(); \
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if (MOZ_LIKELY(HasActiveDocument())) { \
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return outer->method args; \
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} \
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if (!outer) { \
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NS_WARNING("No outer window available!"); \
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errorresult.Throw(NS_ERROR_NOT_INITIALIZED); \
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} else { \
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errorresult.Throw(NS_ERROR_XPC_SECURITY_MANAGER_VETO); \
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} \
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return err_rval; \
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PR_END_MACRO
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#define FORWARD_TO_OUTER_VOID(method, args) \
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PR_BEGIN_MACRO \
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nsGlobalWindowOuter *outer = GetOuterWindowInternal(); \
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if (!HasActiveDocument()) { \
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NS_WARNING(outer ? \
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"Inner window does not have active document." : \
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"No outer window available!"); \
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return; \
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} \
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outer->method args; \
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return; \
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PR_END_MACRO
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#define DOM_TOUCH_LISTENER_ADDED "dom-touch-listener-added"
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#define MEMORY_PRESSURE_OBSERVER_TOPIC "memory-pressure"
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// Amount of time allowed between alert/prompt/confirm before enabling
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// the stop dialog checkbox.
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#define DEFAULT_SUCCESSIVE_DIALOG_TIME_LIMIT 3 // 3 sec
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// Maximum number of successive dialogs before we prompt users to disable
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// dialogs for this window.
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#define MAX_SUCCESSIVE_DIALOG_COUNT 5
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// Idle fuzz time upper limit
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#define MAX_IDLE_FUZZ_TIME_MS 90000
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// Min idle notification time in seconds.
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#define MIN_IDLE_NOTIFICATION_TIME_S 1
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static LazyLogModule gDOMLeakPRLogInner("DOMLeakInner");
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static bool gIdleObserversAPIFuzzTimeDisabled = false;
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static FILE *gDumpFile = nullptr;
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nsGlobalWindowInner::InnerWindowByIdTable *nsGlobalWindowInner::sInnerWindowsById = nullptr;
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bool nsGlobalWindowInner::sDragServiceDisabled = false;
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bool nsGlobalWindowInner::sMouseDown = false;
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/**
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* An indirect observer object that means we don't have to implement nsIObserver
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* on nsGlobalWindow, where any script could see it.
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*/
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class nsGlobalWindowObserver final : public nsIObserver
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, public nsIInterfaceRequestor
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, public StorageNotificationObserver
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{
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public:
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explicit nsGlobalWindowObserver(nsGlobalWindowInner* aWindow) : mWindow(aWindow) {}
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NS_DECL_ISUPPORTS
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NS_IMETHOD Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData) override
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{
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if (!mWindow)
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return NS_OK;
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return mWindow->Observe(aSubject, aTopic, aData);
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}
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void Forget() { mWindow = nullptr; }
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NS_IMETHOD GetInterface(const nsIID& aIID, void** aResult) override
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{
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if (mWindow && aIID.Equals(NS_GET_IID(nsIDOMWindow)) && mWindow) {
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return mWindow->QueryInterface(aIID, aResult);
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}
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return NS_NOINTERFACE;
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}
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void
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ObserveStorageNotification(StorageEvent* aEvent,
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const char16_t* aStorageType,
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bool aPrivateBrowsing) override
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{
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if (mWindow) {
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mWindow->ObserveStorageNotification(aEvent, aStorageType,
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aPrivateBrowsing);
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}
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}
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nsIPrincipal*
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GetPrincipal() const override
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{
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return mWindow ? mWindow->GetPrincipal() : nullptr;
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}
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bool
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IsPrivateBrowsing() const override
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{
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return mWindow ? mWindow->IsPrivateBrowsing() : false;
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}
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nsIEventTarget*
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GetEventTarget() const override
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{
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return mWindow ? mWindow->EventTargetFor(TaskCategory::Other) : nullptr;
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}
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private:
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~nsGlobalWindowObserver() = default;
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// This reference is non-owning and safe because it's cleared by
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// nsGlobalWindowInner::FreeInnerObjects().
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nsGlobalWindowInner* MOZ_NON_OWNING_REF mWindow;
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};
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NS_IMPL_ISUPPORTS(nsGlobalWindowObserver, nsIObserver, nsIInterfaceRequestor)
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class IdleRequestExecutor;
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class IdleRequestExecutorTimeoutHandler final : public TimeoutHandler
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{
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public:
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explicit IdleRequestExecutorTimeoutHandler(IdleRequestExecutor* aExecutor)
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: mExecutor(aExecutor)
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{
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}
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IdleRequestExecutorTimeoutHandler,
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TimeoutHandler)
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nsresult Call() override;
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private:
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~IdleRequestExecutorTimeoutHandler() override {}
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RefPtr<IdleRequestExecutor> mExecutor;
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};
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NS_IMPL_CYCLE_COLLECTION_INHERITED(IdleRequestExecutorTimeoutHandler, TimeoutHandler, mExecutor)
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NS_IMPL_ADDREF_INHERITED(IdleRequestExecutorTimeoutHandler, TimeoutHandler)
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NS_IMPL_RELEASE_INHERITED(IdleRequestExecutorTimeoutHandler, TimeoutHandler)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IdleRequestExecutorTimeoutHandler)
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NS_INTERFACE_MAP_END_INHERITING(TimeoutHandler)
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class IdleRequestExecutor final : public nsIRunnable
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, public nsICancelableRunnable
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, public nsINamed
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, public nsIIdleRunnable
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{
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public:
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explicit IdleRequestExecutor(nsGlobalWindowInner* aWindow)
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: mDispatched(false)
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, mDeadline(TimeStamp::Now())
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, mWindow(aWindow)
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{
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MOZ_DIAGNOSTIC_ASSERT(mWindow);
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mIdlePeriodLimit = { mDeadline, mWindow->LastIdleRequestHandle() };
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mDelayedExecutorDispatcher = new IdleRequestExecutorTimeoutHandler(this);
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}
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(IdleRequestExecutor, nsIRunnable)
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NS_DECL_NSIRUNNABLE
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NS_DECL_NSINAMED
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nsresult Cancel() override;
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void SetDeadline(TimeStamp aDeadline) override;
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bool IsCancelled() const { return !mWindow || mWindow->IsDying(); }
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// Checks if aRequest shouldn't execute in the current idle period
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// since it has been queued from a chained call to
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// requestIdleCallback from within a running idle callback.
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bool IneligibleForCurrentIdlePeriod(IdleRequest* aRequest) const
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{
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return aRequest->Handle() >= mIdlePeriodLimit.mLastRequestIdInIdlePeriod &&
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TimeStamp::Now() <= mIdlePeriodLimit.mEndOfIdlePeriod;
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}
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void MaybeUpdateIdlePeriodLimit();
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// Maybe dispatch the IdleRequestExecutor. MabyeDispatch will
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// schedule a delayed dispatch if the associated window is in the
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// background or if given a time to wait until dispatching.
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void MaybeDispatch(TimeStamp aDelayUntil = TimeStamp());
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|
void ScheduleDispatch();
|
|
private:
|
|
struct IdlePeriodLimit
|
|
{
|
|
TimeStamp mEndOfIdlePeriod;
|
|
uint32_t mLastRequestIdInIdlePeriod;
|
|
};
|
|
|
|
void DelayedDispatch(uint32_t aDelay);
|
|
|
|
~IdleRequestExecutor() override {}
|
|
|
|
bool mDispatched;
|
|
TimeStamp mDeadline;
|
|
IdlePeriodLimit mIdlePeriodLimit;
|
|
RefPtr<nsGlobalWindowInner> mWindow;
|
|
// The timeout handler responsible for dispatching this executor in
|
|
// the case of immediate dispatch to the idle queue isn't
|
|
// desirable. This is used if we've dispatched all idle callbacks
|
|
// that are allowed to run in the current idle period, or if the
|
|
// associated window is currently in the background.
|
|
nsCOMPtr<nsITimeoutHandler> mDelayedExecutorDispatcher;
|
|
// If not Nothing() then this value is the handle to the currently
|
|
// scheduled delayed executor dispatcher. This is needed to be able
|
|
// to cancel the timeout handler in case of the executor being
|
|
// cancelled.
|
|
Maybe<int32_t> mDelayedExecutorHandle;
|
|
};
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(IdleRequestExecutor)
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(IdleRequestExecutor)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(IdleRequestExecutor)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(IdleRequestExecutor)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDelayedExecutorDispatcher)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(IdleRequestExecutor)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDelayedExecutorDispatcher)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IdleRequestExecutor)
|
|
NS_INTERFACE_MAP_ENTRY(nsIRunnable)
|
|
NS_INTERFACE_MAP_ENTRY(nsICancelableRunnable)
|
|
NS_INTERFACE_MAP_ENTRY(nsINamed)
|
|
NS_INTERFACE_MAP_ENTRY(nsIIdleRunnable)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIRunnable)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMETHODIMP
|
|
IdleRequestExecutor::GetName(nsACString& aName)
|
|
{
|
|
aName.AssignASCII("IdleRequestExecutor");
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
IdleRequestExecutor::Run()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
mDispatched = false;
|
|
if (mWindow) {
|
|
return mWindow->ExecuteIdleRequest(mDeadline);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
IdleRequestExecutor::Cancel()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (mDelayedExecutorHandle && mWindow) {
|
|
mWindow->TimeoutManager().ClearTimeout(
|
|
mDelayedExecutorHandle.value(),
|
|
Timeout::Reason::eIdleCallbackTimeout);
|
|
}
|
|
|
|
mWindow = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
IdleRequestExecutor::SetDeadline(TimeStamp aDeadline)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (!mWindow) {
|
|
return;
|
|
}
|
|
|
|
mDeadline = aDeadline;
|
|
}
|
|
|
|
void
|
|
IdleRequestExecutor::MaybeUpdateIdlePeriodLimit()
|
|
{
|
|
if (TimeStamp::Now() > mIdlePeriodLimit.mEndOfIdlePeriod) {
|
|
mIdlePeriodLimit = { mDeadline, mWindow->LastIdleRequestHandle() };
|
|
}
|
|
}
|
|
|
|
void
|
|
IdleRequestExecutor::MaybeDispatch(TimeStamp aDelayUntil)
|
|
{
|
|
// If we've already dispatched the executor we don't want to do it
|
|
// again. Also, if we've called IdleRequestExecutor::Cancel mWindow
|
|
// will be null, which indicates that we shouldn't dispatch this
|
|
// executor either.
|
|
if (mDispatched || IsCancelled()) {
|
|
return;
|
|
}
|
|
|
|
mDispatched = true;
|
|
|
|
nsPIDOMWindowOuter* outer = mWindow->GetOuterWindow();
|
|
if (outer && outer->AsOuter()->IsBackground()) {
|
|
// Set a timeout handler with a timeout of 0 ms to throttle idle
|
|
// callback requests coming from a backround window using
|
|
// background timeout throttling.
|
|
DelayedDispatch(0);
|
|
return;
|
|
}
|
|
|
|
TimeStamp now = TimeStamp::Now();
|
|
if (!aDelayUntil || aDelayUntil < now) {
|
|
ScheduleDispatch();
|
|
return;
|
|
}
|
|
|
|
TimeDuration delay = aDelayUntil - now;
|
|
DelayedDispatch(static_cast<uint32_t>(delay.ToMilliseconds()));
|
|
}
|
|
|
|
void
|
|
IdleRequestExecutor::ScheduleDispatch()
|
|
{
|
|
MOZ_ASSERT(mWindow);
|
|
mDelayedExecutorHandle = Nothing();
|
|
RefPtr<IdleRequestExecutor> request = this;
|
|
NS_IdleDispatchToCurrentThread(request.forget());
|
|
}
|
|
|
|
void
|
|
IdleRequestExecutor::DelayedDispatch(uint32_t aDelay)
|
|
{
|
|
MOZ_ASSERT(mWindow);
|
|
MOZ_ASSERT(mDelayedExecutorHandle.isNothing());
|
|
int32_t handle;
|
|
mWindow->TimeoutManager().SetTimeout(
|
|
mDelayedExecutorDispatcher, aDelay, false, Timeout::Reason::eIdleCallbackTimeout, &handle);
|
|
mDelayedExecutorHandle = Some(handle);
|
|
}
|
|
|
|
nsresult
|
|
IdleRequestExecutorTimeoutHandler::Call()
|
|
{
|
|
if (!mExecutor->IsCancelled()) {
|
|
mExecutor->ScheduleDispatch();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScheduleIdleRequestDispatch()
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
if (!mIdleRequestExecutor) {
|
|
mIdleRequestExecutor = new IdleRequestExecutor(this);
|
|
}
|
|
|
|
mIdleRequestExecutor->MaybeDispatch();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SuspendIdleRequests()
|
|
{
|
|
if (mIdleRequestExecutor) {
|
|
mIdleRequestExecutor->Cancel();
|
|
mIdleRequestExecutor = nullptr;
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ResumeIdleRequests()
|
|
{
|
|
MOZ_ASSERT(!mIdleRequestExecutor);
|
|
|
|
ScheduleIdleRequestDispatch();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::RemoveIdleCallback(mozilla::dom::IdleRequest* aRequest)
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
if (aRequest->HasTimeout()) {
|
|
mTimeoutManager->ClearTimeout(aRequest->GetTimeoutHandle(),
|
|
Timeout::Reason::eIdleCallbackTimeout);
|
|
}
|
|
|
|
aRequest->removeFrom(mIdleRequestCallbacks);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::RunIdleRequest(IdleRequest* aRequest,
|
|
DOMHighResTimeStamp aDeadline,
|
|
bool aDidTimeout)
|
|
{
|
|
AssertIsOnMainThread();
|
|
RefPtr<IdleRequest> request(aRequest);
|
|
RemoveIdleCallback(request);
|
|
return request->IdleRun(this, aDeadline, aDidTimeout);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::ExecuteIdleRequest(TimeStamp aDeadline)
|
|
{
|
|
AssertIsOnMainThread();
|
|
RefPtr<IdleRequest> request = mIdleRequestCallbacks.getFirst();
|
|
|
|
if (!request) {
|
|
// There are no more idle requests, so stop scheduling idle
|
|
// request callbacks.
|
|
return NS_OK;
|
|
}
|
|
|
|
// If the request that we're trying to execute has been queued
|
|
// during the current idle period, then dispatch it again at the end
|
|
// of the idle period.
|
|
if (mIdleRequestExecutor->IneligibleForCurrentIdlePeriod(request)) {
|
|
mIdleRequestExecutor->MaybeDispatch(aDeadline);
|
|
return NS_OK;
|
|
}
|
|
|
|
DOMHighResTimeStamp deadline = 0.0;
|
|
|
|
if (Performance* perf = GetPerformance()) {
|
|
deadline = perf->GetDOMTiming()->TimeStampToDOMHighRes(aDeadline);
|
|
}
|
|
|
|
mIdleRequestExecutor->MaybeUpdateIdlePeriodLimit();
|
|
nsresult result = RunIdleRequest(request, deadline, false);
|
|
|
|
// Running the idle callback could've suspended the window, in which
|
|
// case mIdleRequestExecutor will be null.
|
|
if (mIdleRequestExecutor) {
|
|
mIdleRequestExecutor->MaybeDispatch();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
class IdleRequestTimeoutHandler final : public TimeoutHandler
|
|
{
|
|
public:
|
|
IdleRequestTimeoutHandler(JSContext* aCx,
|
|
IdleRequest* aIdleRequest,
|
|
nsPIDOMWindowInner* aWindow)
|
|
: TimeoutHandler(aCx)
|
|
, mIdleRequest(aIdleRequest)
|
|
, mWindow(aWindow)
|
|
{
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IdleRequestTimeoutHandler,
|
|
TimeoutHandler)
|
|
|
|
nsresult Call() override
|
|
{
|
|
return nsGlobalWindowInner::Cast(mWindow)->RunIdleRequest(mIdleRequest, 0.0, true);
|
|
}
|
|
|
|
private:
|
|
~IdleRequestTimeoutHandler() override {}
|
|
|
|
RefPtr<IdleRequest> mIdleRequest;
|
|
nsCOMPtr<nsPIDOMWindowInner> mWindow;
|
|
};
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_INHERITED(IdleRequestTimeoutHandler,
|
|
TimeoutHandler,
|
|
mIdleRequest,
|
|
mWindow)
|
|
|
|
NS_IMPL_ADDREF_INHERITED(IdleRequestTimeoutHandler, TimeoutHandler)
|
|
NS_IMPL_RELEASE_INHERITED(IdleRequestTimeoutHandler, TimeoutHandler)
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IdleRequestTimeoutHandler)
|
|
NS_INTERFACE_MAP_END_INHERITING(TimeoutHandler)
|
|
|
|
uint32_t
|
|
nsGlobalWindowInner::RequestIdleCallback(JSContext* aCx,
|
|
IdleRequestCallback& aCallback,
|
|
const IdleRequestOptions& aOptions,
|
|
ErrorResult& aError)
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
if (IsDying()) {
|
|
return 0;
|
|
}
|
|
|
|
uint32_t handle = mIdleRequestCallbackCounter++;
|
|
|
|
RefPtr<IdleRequest> request =
|
|
new IdleRequest(&aCallback, handle);
|
|
|
|
if (aOptions.mTimeout.WasPassed()) {
|
|
int32_t timeoutHandle;
|
|
nsCOMPtr<nsITimeoutHandler> handler(new IdleRequestTimeoutHandler(aCx, request, this));
|
|
|
|
nsresult rv = mTimeoutManager->SetTimeout(
|
|
handler, aOptions.mTimeout.Value(), false,
|
|
Timeout::Reason::eIdleCallbackTimeout, &timeoutHandle);
|
|
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return 0;
|
|
}
|
|
|
|
request->SetTimeoutHandle(timeoutHandle);
|
|
}
|
|
|
|
mIdleRequestCallbacks.insertBack(request);
|
|
|
|
if (!IsSuspended()) {
|
|
ScheduleIdleRequestDispatch();
|
|
}
|
|
|
|
return handle;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CancelIdleCallback(uint32_t aHandle)
|
|
{
|
|
for (IdleRequest* r : mIdleRequestCallbacks) {
|
|
if (r->Handle() == aHandle) {
|
|
RemoveIdleCallback(r);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableIdleCallbackRequests()
|
|
{
|
|
if (mIdleRequestExecutor) {
|
|
mIdleRequestExecutor->Cancel();
|
|
mIdleRequestExecutor = nullptr;
|
|
}
|
|
|
|
while (!mIdleRequestCallbacks.isEmpty()) {
|
|
RefPtr<IdleRequest> request = mIdleRequestCallbacks.getFirst();
|
|
RemoveIdleCallback(request);
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsBackgroundInternal() const
|
|
{
|
|
return !mOuterWindow || mOuterWindow->IsBackground();
|
|
}
|
|
|
|
class PromiseDocumentFlushedResolver final {
|
|
public:
|
|
PromiseDocumentFlushedResolver(Promise* aPromise,
|
|
PromiseDocumentFlushedCallback& aCallback)
|
|
: mPromise(aPromise)
|
|
, mCallback(&aCallback)
|
|
{
|
|
}
|
|
|
|
virtual ~PromiseDocumentFlushedResolver() = default;
|
|
|
|
void Call()
|
|
{
|
|
ErrorResult error;
|
|
JS::Rooted<JS::Value> returnVal(RootingCx());
|
|
mCallback->Call(&returnVal, error);
|
|
|
|
if (error.Failed()) {
|
|
mPromise->MaybeReject(error);
|
|
} else {
|
|
mPromise->MaybeResolve(returnVal);
|
|
}
|
|
}
|
|
|
|
void Cancel()
|
|
{
|
|
mPromise->MaybeReject(NS_ERROR_ABORT);
|
|
}
|
|
|
|
RefPtr<Promise> mPromise;
|
|
RefPtr<PromiseDocumentFlushedCallback> mCallback;
|
|
};
|
|
|
|
//*****************************************************************************
|
|
//*** nsGlobalWindowInner: Object Management
|
|
//*****************************************************************************
|
|
|
|
nsGlobalWindowInner::nsGlobalWindowInner(nsGlobalWindowOuter *aOuterWindow)
|
|
: nsPIDOMWindowInner(aOuterWindow->AsOuter()),
|
|
mIdleFuzzFactor(0),
|
|
mIdleCallbackIndex(-1),
|
|
mCurrentlyIdle(false),
|
|
mAddActiveEventFuzzTime(true),
|
|
mWasOffline(false),
|
|
mHasHadSlowScript(false),
|
|
mNotifyIdleObserversIdleOnThaw(false),
|
|
mNotifyIdleObserversActiveOnThaw(false),
|
|
mIsChrome(false),
|
|
mCleanMessageManager(false),
|
|
mNeedsFocus(true),
|
|
mHasFocus(false),
|
|
mShowFocusRingForContent(false),
|
|
mFocusByKeyOccurred(false),
|
|
mHasGamepad(false),
|
|
mHasVREvents(false),
|
|
mHasVRDisplayActivateEvents(false),
|
|
mHasSeenGamepadInput(false),
|
|
mSuspendDepth(0),
|
|
mFreezeDepth(0),
|
|
mFocusMethod(0),
|
|
mSerial(0),
|
|
mIdleRequestCallbackCounter(1),
|
|
mIdleRequestExecutor(nullptr),
|
|
mDialogAbuseCount(0),
|
|
mAreDialogsEnabled(true),
|
|
mObservingDidRefresh(false),
|
|
mIteratingDocumentFlushedResolvers(false),
|
|
mCanSkipCCGeneration(0),
|
|
mBeforeUnloadListenerCount(0)
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
nsLayoutStatics::AddRef();
|
|
|
|
// Initialize the PRCList (this).
|
|
PR_INIT_CLIST(this);
|
|
|
|
if (aOuterWindow) {
|
|
// |this| is an inner window, add this inner window to the outer
|
|
// window list of inners.
|
|
PR_INSERT_AFTER(this, aOuterWindow);
|
|
|
|
mTimeoutManager =
|
|
MakeUnique<mozilla::dom::TimeoutManager>(*nsGlobalWindowInner::Cast(AsInner()));
|
|
|
|
mObserver = new nsGlobalWindowObserver(this);
|
|
if (mObserver) {
|
|
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
|
|
if (os) {
|
|
// Watch for online/offline status changes so we can fire events. Use
|
|
// a strong reference.
|
|
os->AddObserver(mObserver, NS_IOSERVICE_OFFLINE_STATUS_TOPIC,
|
|
false);
|
|
|
|
os->AddObserver(mObserver, MEMORY_PRESSURE_OBSERVER_TOPIC, false);
|
|
}
|
|
|
|
Preferences::AddStrongObserver(mObserver, "intl.accept_languages");
|
|
|
|
// Watch for storage notifications so we can fire storage events.
|
|
RefPtr<StorageNotifierService> sns =
|
|
StorageNotifierService::GetOrCreate();
|
|
if (sns) {
|
|
sns->Register(mObserver);
|
|
}
|
|
}
|
|
} else {
|
|
// |this| is an outer window. Outer windows start out frozen and
|
|
// remain frozen until they get an inner window.
|
|
MOZ_ASSERT(IsFrozen());
|
|
}
|
|
|
|
if (XRE_IsContentProcess()) {
|
|
nsCOMPtr<nsIDocShell> docShell = GetDocShell();
|
|
if (docShell) {
|
|
mTabChild = docShell->GetTabChild();
|
|
}
|
|
}
|
|
|
|
// We could have failed the first time through trying
|
|
// to create the entropy collector, so we should
|
|
// try to get one until we succeed.
|
|
|
|
mSerial = nsContentUtils::InnerOrOuterWindowCreated();
|
|
|
|
static bool sFirstTime = true;
|
|
if (sFirstTime) {
|
|
sFirstTime = false;
|
|
TimeoutManager::Initialize();
|
|
Preferences::AddBoolVarCache(&gIdleObserversAPIFuzzTimeDisabled,
|
|
"dom.idle-observers-api.fuzz_time.disabled",
|
|
false);
|
|
}
|
|
|
|
if (gDumpFile == nullptr) {
|
|
nsAutoCString fname;
|
|
Preferences::GetCString("browser.dom.window.dump.file", fname);
|
|
if (!fname.IsEmpty()) {
|
|
// If this fails to open, Dump() knows to just go to stdout on null.
|
|
gDumpFile = fopen(fname.get(), "wb+");
|
|
} else {
|
|
gDumpFile = stdout;
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
if (!PR_GetEnv("MOZ_QUIET")) {
|
|
printf_stderr("++DOMWINDOW == %d (%p) [pid = %d] [serial = %d] [outer = %p]\n",
|
|
nsContentUtils::GetCurrentInnerOrOuterWindowCount(),
|
|
static_cast<void*>(ToCanonicalSupports(this)),
|
|
getpid(),
|
|
mSerial,
|
|
static_cast<void*>(ToCanonicalSupports(aOuterWindow)));
|
|
}
|
|
#endif
|
|
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("DOMWINDOW %p created outer=%p", this, aOuterWindow));
|
|
|
|
// Add ourselves to the inner windows list.
|
|
MOZ_ASSERT(sInnerWindowsById, "Inner Windows hash table must be created!");
|
|
MOZ_ASSERT(!sInnerWindowsById->Get(mWindowID),
|
|
"This window shouldn't be in the hash table yet!");
|
|
// We seem to see crashes in release builds because of null |sInnerWindowsById|.
|
|
if (sInnerWindowsById) {
|
|
sInnerWindowsById->Put(mWindowID, this);
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
|
|
/* static */
|
|
void
|
|
nsGlobalWindowInner::AssertIsOnMainThread()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
}
|
|
|
|
#endif // DEBUG
|
|
|
|
/* static */
|
|
void
|
|
nsGlobalWindowInner::Init()
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
NS_ASSERTION(gDOMLeakPRLogInner, "gDOMLeakPRLogInner should have been initialized!");
|
|
|
|
sInnerWindowsById = new InnerWindowByIdTable();
|
|
}
|
|
|
|
nsGlobalWindowInner::~nsGlobalWindowInner()
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
if (IsChromeWindow()) {
|
|
MOZ_ASSERT(mCleanMessageManager,
|
|
"chrome windows may always disconnect the msg manager");
|
|
|
|
DisconnectAndClearGroupMessageManagers();
|
|
|
|
if (mChromeFields.mMessageManager) {
|
|
static_cast<nsFrameMessageManager *>(
|
|
mChromeFields.mMessageManager.get())->Disconnect();
|
|
}
|
|
|
|
mCleanMessageManager = false;
|
|
}
|
|
|
|
// In most cases this should already have been called, but call it again
|
|
// here to catch any corner cases.
|
|
FreeInnerObjects();
|
|
|
|
if (sInnerWindowsById) {
|
|
MOZ_ASSERT(sInnerWindowsById->Get(mWindowID),
|
|
"This window should be in the hash table");
|
|
sInnerWindowsById->Remove(mWindowID);
|
|
}
|
|
|
|
nsContentUtils::InnerOrOuterWindowDestroyed();
|
|
|
|
#ifdef DEBUG
|
|
if (!PR_GetEnv("MOZ_QUIET")) {
|
|
nsAutoCString url;
|
|
if (mLastOpenedURI) {
|
|
url = mLastOpenedURI->GetSpecOrDefault();
|
|
|
|
// Data URLs can be very long, so truncate to avoid flooding the log.
|
|
const uint32_t maxURLLength = 1000;
|
|
if (url.Length() > maxURLLength) {
|
|
url.Truncate(maxURLLength);
|
|
}
|
|
}
|
|
|
|
nsGlobalWindowOuter* outer = nsGlobalWindowOuter::Cast(mOuterWindow);
|
|
printf_stderr("--DOMWINDOW == %d (%p) [pid = %d] [serial = %d] [outer = %p] [url = %s]\n",
|
|
nsContentUtils::GetCurrentInnerOrOuterWindowCount(),
|
|
static_cast<void*>(ToCanonicalSupports(this)),
|
|
getpid(),
|
|
mSerial,
|
|
static_cast<void*>(ToCanonicalSupports(outer)),
|
|
url.get());
|
|
}
|
|
#endif
|
|
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug, ("DOMWINDOW %p destroyed", this));
|
|
|
|
Telemetry::Accumulate(Telemetry::INNERWINDOWS_WITH_MUTATION_LISTENERS,
|
|
mMutationBits ? 1 : 0);
|
|
|
|
// An inner window is destroyed, pull it out of the outer window's
|
|
// list if inner windows.
|
|
|
|
PR_REMOVE_LINK(this);
|
|
|
|
// If our outer window's inner window is this window, null out the
|
|
// outer window's reference to this window that's being deleted.
|
|
nsGlobalWindowOuter *outer = GetOuterWindowInternal();
|
|
if (outer) {
|
|
outer->MaybeClearInnerWindow(this);
|
|
}
|
|
|
|
// We don't have to leave the tab group if we are an inner window.
|
|
|
|
nsCOMPtr<nsIDeviceSensors> ac = do_GetService(NS_DEVICE_SENSORS_CONTRACTID);
|
|
if (ac)
|
|
ac->RemoveWindowAsListener(this);
|
|
|
|
nsLayoutStatics::Release();
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsGlobalWindowInner::ShutDown()
|
|
{
|
|
AssertIsOnMainThread();
|
|
|
|
if (gDumpFile && gDumpFile != stdout) {
|
|
fclose(gDumpFile);
|
|
}
|
|
gDumpFile = nullptr;
|
|
|
|
delete sInnerWindowsById;
|
|
sInnerWindowsById = nullptr;
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsGlobalWindowInner::CleanupCachedXBLHandlers()
|
|
{
|
|
if (mCachedXBLPrototypeHandlers &&
|
|
mCachedXBLPrototypeHandlers->Count() > 0) {
|
|
mCachedXBLPrototypeHandlers->Clear();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::FreeInnerObjects()
|
|
{
|
|
if (IsDying()) {
|
|
return;
|
|
}
|
|
StartDying();
|
|
|
|
// Make sure that this is called before we null out the document and
|
|
// other members that the window destroyed observers could
|
|
// re-create.
|
|
NotifyDOMWindowDestroyed(this);
|
|
if (auto* reporter = nsWindowMemoryReporter::Get()) {
|
|
reporter->ObserveDOMWindowDetached(this);
|
|
}
|
|
|
|
// Kill all of the workers for this window.
|
|
CancelWorkersForWindow(this);
|
|
|
|
if (mTimeoutManager) {
|
|
mTimeoutManager->ClearAllTimeouts();
|
|
}
|
|
|
|
if (mIdleTimer) {
|
|
mIdleTimer->Cancel();
|
|
mIdleTimer = nullptr;
|
|
}
|
|
|
|
mIdleObservers.Clear();
|
|
|
|
DisableIdleCallbackRequests();
|
|
|
|
mChromeEventHandler = nullptr;
|
|
|
|
if (mListenerManager) {
|
|
mListenerManager->Disconnect();
|
|
mListenerManager = nullptr;
|
|
}
|
|
|
|
mHistory = nullptr;
|
|
mCustomElements = nullptr;
|
|
|
|
if (mNavigator) {
|
|
mNavigator->OnNavigation();
|
|
mNavigator->Invalidate();
|
|
mNavigator = nullptr;
|
|
}
|
|
|
|
mScreen = nullptr;
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
mOrientationChangeObserver = nullptr;
|
|
#endif
|
|
|
|
if (mDoc) {
|
|
// Remember the document's principal and URI.
|
|
mDocumentPrincipal = mDoc->NodePrincipal();
|
|
mDocumentURI = mDoc->GetDocumentURI();
|
|
mDocBaseURI = mDoc->GetDocBaseURI();
|
|
|
|
while (mDoc->EventHandlingSuppressed()) {
|
|
mDoc->UnsuppressEventHandlingAndFireEvents(false);
|
|
}
|
|
|
|
if (mObservingDidRefresh) {
|
|
nsIPresShell* shell = mDoc->GetShell();
|
|
if (shell) {
|
|
Unused << shell->RemovePostRefreshObserver(this);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Remove our reference to the document and the document principal.
|
|
mFocusedNode = nullptr;
|
|
|
|
if (mApplicationCache) {
|
|
static_cast<nsDOMOfflineResourceList*>(mApplicationCache.get())->Disconnect();
|
|
mApplicationCache = nullptr;
|
|
}
|
|
|
|
if (mIndexedDB) {
|
|
mIndexedDB->DisconnectFromWindow(this);
|
|
mIndexedDB = nullptr;
|
|
}
|
|
|
|
UnlinkHostObjectURIs();
|
|
|
|
NotifyWindowIDDestroyed("inner-window-destroyed");
|
|
|
|
CleanupCachedXBLHandlers();
|
|
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); ++i) {
|
|
mAudioContexts[i]->Shutdown();
|
|
}
|
|
mAudioContexts.Clear();
|
|
|
|
DisableGamepadUpdates();
|
|
mHasGamepad = false;
|
|
mGamepads.Clear();
|
|
DisableVRUpdates();
|
|
mHasVREvents = false;
|
|
mHasVRDisplayActivateEvents = false;
|
|
mVRDisplays.Clear();
|
|
|
|
// This breaks a cycle between the window and the ClientSource object.
|
|
mClientSource.reset();
|
|
|
|
if (mTabChild) {
|
|
// Remove any remaining listeners, and reset mBeforeUnloadListenerCount.
|
|
for (int i = 0; i < mBeforeUnloadListenerCount; ++i) {
|
|
mTabChild->BeforeUnloadRemoved();
|
|
}
|
|
mBeforeUnloadListenerCount = 0;
|
|
}
|
|
|
|
// If we have any promiseDocumentFlushed callbacks, fire them now so
|
|
// that the Promises can resolve.
|
|
CallDocumentFlushedResolvers();
|
|
mObservingDidRefresh = false;
|
|
|
|
DisconnectEventTargetObjects();
|
|
|
|
if (mObserver) {
|
|
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
|
|
if (os) {
|
|
os->RemoveObserver(mObserver, NS_IOSERVICE_OFFLINE_STATUS_TOPIC);
|
|
os->RemoveObserver(mObserver, MEMORY_PRESSURE_OBSERVER_TOPIC);
|
|
}
|
|
|
|
RefPtr<StorageNotifierService> sns = StorageNotifierService::GetOrCreate();
|
|
if (sns) {
|
|
sns->Unregister(mObserver);
|
|
}
|
|
|
|
if (mIdleService) {
|
|
mIdleService->RemoveIdleObserver(mObserver, MIN_IDLE_NOTIFICATION_TIME_S);
|
|
}
|
|
|
|
Preferences::RemoveObserver(mObserver, "intl.accept_languages");
|
|
|
|
// Drop its reference to this dying window, in case for some bogus reason
|
|
// the object stays around.
|
|
mObserver->Forget();
|
|
}
|
|
|
|
mMenubar = nullptr;
|
|
mToolbar = nullptr;
|
|
mLocationbar = nullptr;
|
|
mPersonalbar = nullptr;
|
|
mStatusbar = nullptr;
|
|
mScrollbars = nullptr;
|
|
|
|
mConsole = nullptr;
|
|
|
|
mAudioWorklet = nullptr;
|
|
mPaintWorklet = nullptr;
|
|
|
|
mExternal = nullptr;
|
|
mInstallTrigger = nullptr;
|
|
|
|
mPerformance = nullptr;
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
mSpeechSynthesis = nullptr;
|
|
#endif
|
|
|
|
mParentTarget = nullptr;
|
|
|
|
if (mCleanMessageManager) {
|
|
MOZ_ASSERT(mIsChrome, "only chrome should have msg manager cleaned");
|
|
if (mChromeFields.mMessageManager) {
|
|
mChromeFields.mMessageManager->Disconnect();
|
|
}
|
|
}
|
|
|
|
mIntlUtils = nullptr;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsISupports
|
|
//*****************************************************************************
|
|
|
|
// QueryInterface implementation for nsGlobalWindowInner
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsGlobalWindowInner)
|
|
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
|
|
// Make sure this matches the cast in nsGlobalWindowInner::FromWrapper()
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMEventTarget)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMWindow)
|
|
NS_INTERFACE_MAP_ENTRY(nsIGlobalObject)
|
|
NS_INTERFACE_MAP_ENTRY(nsIScriptGlobalObject)
|
|
NS_INTERFACE_MAP_ENTRY(nsIScriptObjectPrincipal)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMEventTarget)
|
|
NS_INTERFACE_MAP_ENTRY(mozilla::dom::EventTarget)
|
|
if (aIID.Equals(NS_GET_IID(nsPIDOMWindowInner))) {
|
|
foundInterface = static_cast<nsPIDOMWindowInner*>(this);
|
|
} else
|
|
if (aIID.Equals(NS_GET_IID(mozIDOMWindow))) {
|
|
foundInterface = static_cast<mozIDOMWindow*>(this);
|
|
} else
|
|
if (aIID.Equals(NS_GET_IID(nsIDOMChromeWindow)) && IsChromeWindow()) {
|
|
foundInterface = static_cast<nsIDOMChromeWindow*>(this);
|
|
} else
|
|
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
|
|
NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(nsGlobalWindowInner)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(nsGlobalWindowInner)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_BEGIN(nsGlobalWindowInner)
|
|
if (tmp->IsBlackForCC(false)) {
|
|
if (nsCCUncollectableMarker::InGeneration(tmp->mCanSkipCCGeneration)) {
|
|
return true;
|
|
}
|
|
tmp->mCanSkipCCGeneration = nsCCUncollectableMarker::sGeneration;
|
|
if (tmp->mCachedXBLPrototypeHandlers) {
|
|
for (auto iter = tmp->mCachedXBLPrototypeHandlers->Iter();
|
|
!iter.Done();
|
|
iter.Next()) {
|
|
iter.Data().exposeToActiveJS();
|
|
}
|
|
}
|
|
if (EventListenerManager* elm = tmp->GetExistingListenerManager()) {
|
|
elm->MarkForCC();
|
|
}
|
|
if (tmp->mTimeoutManager) {
|
|
tmp->mTimeoutManager->UnmarkGrayTimers();
|
|
}
|
|
return true;
|
|
}
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_IN_CC_BEGIN(nsGlobalWindowInner)
|
|
return tmp->IsBlackForCC(true);
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_IN_CC_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_THIS_BEGIN(nsGlobalWindowInner)
|
|
return tmp->IsBlackForCC(false);
|
|
NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_THIS_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(nsGlobalWindowInner)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INTERNAL(nsGlobalWindowInner)
|
|
if (MOZ_UNLIKELY(cb.WantDebugInfo())) {
|
|
char name[512];
|
|
nsAutoCString uri;
|
|
if (tmp->mDoc && tmp->mDoc->GetDocumentURI()) {
|
|
uri = tmp->mDoc->GetDocumentURI()->GetSpecOrDefault();
|
|
}
|
|
SprintfLiteral(name, "nsGlobalWindowInner # %" PRIu64 " inner %s", tmp->mWindowID,
|
|
uri.get());
|
|
cb.DescribeRefCountedNode(tmp->mRefCnt.get(), name);
|
|
} else {
|
|
NS_IMPL_CYCLE_COLLECTION_DESCRIBE(nsGlobalWindowInner, tmp->mRefCnt.get())
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mNavigator)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPerformance)
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mSpeechSynthesis)
|
|
#endif
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mOuterWindow)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mTopInnerWindow)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mListenerManager)
|
|
|
|
if (tmp->mTimeoutManager) {
|
|
tmp->mTimeoutManager->ForEachUnorderedTimeout([&cb](Timeout* timeout) {
|
|
cb.NoteNativeChild(timeout, NS_CYCLE_COLLECTION_PARTICIPANT(Timeout));
|
|
});
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mLocation)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mHistory)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mCustomElements)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mLocalStorage)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mSessionStorage)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mApplicationCache)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mIndexedDB)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDocumentPrincipal)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mTabChild)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDoc)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mIdleService)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mIdleRequestExecutor)
|
|
for (IdleRequest* request : tmp->mIdleRequestCallbacks) {
|
|
cb.NoteNativeChild(request, NS_CYCLE_COLLECTION_PARTICIPANT(IdleRequest));
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mIdleObservers)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mClientSource)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGamepads)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mCacheStorage)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mVRDisplays)
|
|
|
|
// Traverse stuff from nsPIDOMWindow
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mChromeEventHandler)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mParentTarget)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mFocusedNode)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMenubar)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mToolbar)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mLocationbar)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPersonalbar)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mStatusbar)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mScrollbars)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mCrypto)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mU2F)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mConsole)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mAudioWorklet)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPaintWorklet)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mExternal)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mInstallTrigger)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mIntlUtils)
|
|
|
|
tmp->TraverseHostObjectURIs(cb);
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mChromeFields.mMessageManager)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mChromeFields.mGroupMessageManagers)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPendingPromises)
|
|
|
|
for (size_t i = 0; i < tmp->mDocumentFlushedResolvers.Length(); i++) {
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDocumentFlushedResolvers[i]->mPromise);
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDocumentFlushedResolvers[i]->mCallback);
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(nsGlobalWindowInner)
|
|
tmp->CleanupCachedXBLHandlers();
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mNavigator)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mPerformance)
|
|
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mSpeechSynthesis)
|
|
#endif
|
|
|
|
if (tmp->mOuterWindow) {
|
|
nsGlobalWindowOuter::Cast(tmp->mOuterWindow)->
|
|
MaybeClearInnerWindow(tmp);
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mOuterWindow)
|
|
}
|
|
|
|
if (tmp->mListenerManager) {
|
|
tmp->mListenerManager->Disconnect();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mListenerManager)
|
|
}
|
|
|
|
// Here the Timeouts list would've been unlinked, but we rely on
|
|
// that Timeout objects have been traced and will remove themselves
|
|
// while unlinking.
|
|
|
|
tmp->UpdateTopInnerWindow();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mTopInnerWindow)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mLocation)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mHistory)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mCustomElements)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mLocalStorage)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mSessionStorage)
|
|
if (tmp->mApplicationCache) {
|
|
static_cast<nsDOMOfflineResourceList*>(tmp->mApplicationCache.get())->Disconnect();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mApplicationCache)
|
|
}
|
|
if (tmp->mIndexedDB) {
|
|
tmp->mIndexedDB->DisconnectFromWindow(tmp);
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mIndexedDB)
|
|
}
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDocumentPrincipal)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mTabChild)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDoc)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mIdleService)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mIdleObservers)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mGamepads)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mCacheStorage)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mVRDisplays)
|
|
|
|
// Unlink stuff from nsPIDOMWindow
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mChromeEventHandler)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mParentTarget)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mFocusedNode)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mMenubar)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mToolbar)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mLocationbar)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mPersonalbar)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mStatusbar)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mScrollbars)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mCrypto)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mU2F)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mConsole)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mAudioWorklet)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mPaintWorklet)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mExternal)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mInstallTrigger)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mIntlUtils)
|
|
|
|
tmp->UnlinkHostObjectURIs();
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mIdleRequestExecutor)
|
|
|
|
// Here the IdleRequest list would've been unlinked, but we rely on
|
|
// that IdleRequest objects have been traced and will remove
|
|
// themselves while unlinking.
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mClientSource)
|
|
|
|
if (tmp->IsChromeWindow()) {
|
|
if (tmp->mChromeFields.mMessageManager) {
|
|
static_cast<nsFrameMessageManager*>(
|
|
tmp->mChromeFields.mMessageManager.get())->Disconnect();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mChromeFields.mMessageManager)
|
|
}
|
|
tmp->DisconnectAndClearGroupMessageManagers();
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mChromeFields.mGroupMessageManagers)
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mPendingPromises)
|
|
for (size_t i = 0; i < tmp->mDocumentFlushedResolvers.Length(); i++) {
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDocumentFlushedResolvers[i]->mPromise);
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK(mDocumentFlushedResolvers[i]->mCallback);
|
|
}
|
|
tmp->mDocumentFlushedResolvers.Clear();
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
#ifdef DEBUG
|
|
void
|
|
nsGlobalWindowInner::RiskyUnlink()
|
|
{
|
|
NS_CYCLE_COLLECTION_INNERNAME.Unlink(this);
|
|
}
|
|
#endif
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(nsGlobalWindowInner)
|
|
if (tmp->mCachedXBLPrototypeHandlers) {
|
|
for (auto iter = tmp->mCachedXBLPrototypeHandlers->Iter();
|
|
!iter.Done();
|
|
iter.Next()) {
|
|
aCallbacks.Trace(&iter.Data(), "Cached XBL prototype handler", aClosure);
|
|
}
|
|
}
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_END
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsBlackForCC(bool aTracingNeeded)
|
|
{
|
|
if (!nsCCUncollectableMarker::sGeneration) {
|
|
return false;
|
|
}
|
|
|
|
return (nsCCUncollectableMarker::InGeneration(GetMarkedCCGeneration()) ||
|
|
HasKnownLiveWrapper()) &&
|
|
(!aTracingNeeded ||
|
|
HasNothingToTrace(static_cast<nsIDOMEventTarget*>(this)));
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsIScriptGlobalObject
|
|
//*****************************************************************************
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::EnsureScriptEnvironment()
|
|
{
|
|
// NOTE: We can't use FORWARD_TO_OUTER here because we don't want to fail if
|
|
// we're called on an inactive inner window.
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer) {
|
|
NS_WARNING("No outer window available!");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return outer->EnsureScriptEnvironment();
|
|
}
|
|
|
|
nsIScriptContext *
|
|
nsGlobalWindowInner::GetScriptContext()
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer) {
|
|
return nullptr;
|
|
}
|
|
return outer->GetScriptContext();
|
|
}
|
|
|
|
JSObject *
|
|
nsGlobalWindowInner::GetGlobalJSObject()
|
|
{
|
|
return FastGetGlobalJSObject();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::TraceGlobalJSObject(JSTracer* aTrc)
|
|
{
|
|
TraceWrapper(aTrc, "active window global");
|
|
}
|
|
|
|
PopupControlState
|
|
nsGlobalWindowInner::GetPopupControlState() const
|
|
{
|
|
return nsContentUtils::GetPopupControlState();
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::SetNewDocument(nsIDocument* aDocument,
|
|
nsISupports* aState,
|
|
bool aForceReuseInnerWindow)
|
|
{
|
|
NS_PRECONDITION(mDocumentPrincipal == nullptr,
|
|
"mDocumentPrincipal prematurely set!");
|
|
MOZ_ASSERT(aDocument);
|
|
|
|
if (!mOuterWindow) {
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
}
|
|
|
|
// Refuse to set a new document if the call came from an inner
|
|
// window that's not the current inner window.
|
|
if (mOuterWindow->GetCurrentInnerWindow() != this) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
return GetOuterWindowInternal()->SetNewDocument(aDocument, aState,
|
|
aForceReuseInnerWindow);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::InnerSetNewDocument(JSContext* aCx, nsIDocument* aDocument)
|
|
{
|
|
MOZ_ASSERT(aDocument);
|
|
|
|
if (MOZ_LOG_TEST(gDOMLeakPRLogInner, LogLevel::Debug)) {
|
|
nsIURI *uri = aDocument->GetDocumentURI();
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("DOMWINDOW %p SetNewDocument %s",
|
|
this, uri ? uri->GetSpecOrDefault().get() : ""));
|
|
}
|
|
|
|
mDoc = aDocument;
|
|
ClearDocumentDependentSlots(aCx);
|
|
mFocusedNode = nullptr;
|
|
mLocalStorage = nullptr;
|
|
mSessionStorage = nullptr;
|
|
|
|
#ifdef DEBUG
|
|
mLastOpenedURI = aDocument->GetDocumentURI();
|
|
#endif
|
|
|
|
Telemetry::Accumulate(Telemetry::INNERWINDOWS_WITH_MUTATION_LISTENERS,
|
|
mMutationBits ? 1 : 0);
|
|
|
|
// Clear our mutation bitfield.
|
|
mMutationBits = 0;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::EnsureClientSource()
|
|
{
|
|
MOZ_DIAGNOSTIC_ASSERT(mDoc);
|
|
|
|
bool newClientSource = false;
|
|
|
|
// Get the load info for the document if we performed a load. Be careful not
|
|
// to look at local URLs, though. Local URLs are those that have a scheme of:
|
|
// * about:
|
|
// * data:
|
|
// * blob:
|
|
// We also do an additional check here so that we only treat about:blank
|
|
// and about:srcdoc as local URLs. Other internal firefox about: URLs should
|
|
// not be treated this way.
|
|
nsCOMPtr<nsILoadInfo> loadInfo;
|
|
nsCOMPtr<nsIChannel> channel = mDoc->GetChannel();
|
|
if (channel) {
|
|
nsCOMPtr<nsIURI> uri;
|
|
Unused << channel->GetURI(getter_AddRefs(uri));
|
|
|
|
bool ignoreLoadInfo = false;
|
|
|
|
// Note, this is mostly copied from NS_IsAboutBlank(). Its duplicated
|
|
// here so we can efficiently check about:srcdoc as well.
|
|
bool isAbout = false;
|
|
if (NS_SUCCEEDED(uri->SchemeIs("about", &isAbout)) && isAbout) {
|
|
nsCString spec = uri->GetSpecOrDefault();
|
|
ignoreLoadInfo = spec.EqualsLiteral("about:blank") ||
|
|
spec.EqualsLiteral("about:srcdoc");
|
|
} else {
|
|
// Its not an about: URL, so now check for our other URL types.
|
|
bool isData = false;
|
|
bool isBlob = false;
|
|
ignoreLoadInfo = (NS_SUCCEEDED(uri->SchemeIs("data", &isData)) && isData) ||
|
|
(NS_SUCCEEDED(uri->SchemeIs("blob", &isBlob)) && isBlob);
|
|
}
|
|
|
|
if (!ignoreLoadInfo) {
|
|
loadInfo = channel->GetLoadInfo();
|
|
}
|
|
}
|
|
|
|
// Take the initial client source from the docshell immediately. Even if we
|
|
// don't end up using it here we should consume it.
|
|
UniquePtr<ClientSource> initialClientSource;
|
|
nsIDocShell* docshell = GetDocShell();
|
|
if (docshell) {
|
|
initialClientSource = docshell->TakeInitialClientSource();
|
|
}
|
|
|
|
// Try to get the reserved client from the LoadInfo. A Client is
|
|
// reserved at the start of the channel load if there is not an
|
|
// initial about:blank document that will be reused. It is also
|
|
// created if the channel load encounters a cross-origin redirect.
|
|
if (loadInfo) {
|
|
UniquePtr<ClientSource> reservedClient = loadInfo->TakeReservedClientSource();
|
|
if (reservedClient) {
|
|
mClientSource.reset();
|
|
mClientSource = Move(reservedClient);
|
|
newClientSource = true;
|
|
}
|
|
}
|
|
|
|
// We don't have a LoadInfo reserved client, but maybe we should
|
|
// be inheriting an initial one from the docshell. This means
|
|
// that the docshell started the channel load before creating the
|
|
// initial about:blank document. This is an optimization, though,
|
|
// and it created an initial Client as a placeholder for the document.
|
|
// In this case we want to inherit this placeholder Client here.
|
|
if (!mClientSource) {
|
|
mClientSource = Move(initialClientSource);
|
|
if (mClientSource) {
|
|
newClientSource = true;
|
|
}
|
|
}
|
|
|
|
// Verify the final ClientSource principal matches the final document
|
|
// principal. The ClientChannelHelper handles things like network
|
|
// redirects, but there are other ways the document principal can change.
|
|
// For example, if something sets the nsIChannel.owner property, then
|
|
// the final channel principal can be anything. Unfortunately there is
|
|
// no good way to detect this until after the channel completes loading.
|
|
//
|
|
// For now we handle this just by reseting the ClientSource. This will
|
|
// result in a new ClientSource with the correct principal being created.
|
|
// To APIs like ServiceWorker and Clients API it will look like there was
|
|
// an initial content page created that was then immediately replaced.
|
|
// This is pretty close to what we are actually doing.
|
|
if (mClientSource) {
|
|
nsCOMPtr<nsIPrincipal> clientPrincipal(mClientSource->Info().GetPrincipal());
|
|
if (!clientPrincipal || !clientPrincipal->Equals(mDoc->NodePrincipal())) {
|
|
mClientSource.reset();
|
|
}
|
|
}
|
|
|
|
// If we don't have a reserved client or an initial client, then create
|
|
// one now. This can happen in certain cases where we avoid preallocating
|
|
// the client in the docshell. This mainly occurs in situations where
|
|
// the principal is not clearly inherited from the parent; e.g. sandboxed
|
|
// iframes, window.open(), etc.
|
|
//
|
|
// We also do this late ClientSource creation if the final document ended
|
|
// up with a different principal.
|
|
//
|
|
// TODO: We may not be marking initial about:blank documents created
|
|
// this way as controlled by a service worker properly. The
|
|
// controller should be coming from the same place as the inheritted
|
|
// principal. We do this in docshell, but as mentioned we aren't
|
|
// smart enough to handle all cases yet. For example, a
|
|
// window.open() with new URL should inherit the controller from
|
|
// the opener, but we probably don't handle that yet.
|
|
if (!mClientSource) {
|
|
mClientSource = ClientManager::CreateSource(ClientType::Window,
|
|
EventTargetFor(TaskCategory::Other),
|
|
mDoc->NodePrincipal());
|
|
MOZ_DIAGNOSTIC_ASSERT(mClientSource);
|
|
newClientSource = true;
|
|
|
|
// Note, we don't apply the loadinfo controller below if we create
|
|
// the ClientSource here.
|
|
}
|
|
|
|
// The load may have started controlling the Client as well. If
|
|
// so, mark it as controlled immediately here. The actor may
|
|
// or may not have been notified by the parent side about being
|
|
// controlled yet.
|
|
//
|
|
// Note: We should be careful not to control a client that was created late.
|
|
// These clients were not seen by the ServiceWorkerManager when it
|
|
// marked the LoadInfo controlled and it won't know about them. Its
|
|
// also possible we are creating the client late due to the final
|
|
// principal changing and these clients should definitely not be
|
|
// controlled by a service worker with a different principal.
|
|
else if (loadInfo) {
|
|
const Maybe<ServiceWorkerDescriptor> controller = loadInfo->GetController();
|
|
if (controller.isSome()) {
|
|
mClientSource->SetController(controller.ref());
|
|
}
|
|
|
|
// We also have to handle the case where te initial about:blank is
|
|
// controlled due to inheritting the service worker from its parent,
|
|
// but the actual nsIChannel load is not covered by any service worker.
|
|
// In this case we want the final page to be uncontrolled. There is
|
|
// an open spec issue about how exactly this should be handled, but for
|
|
// now we just force creation of a new ClientSource to clear the
|
|
// controller.
|
|
//
|
|
// https://github.com/w3c/ServiceWorker/issues/1232
|
|
//
|
|
else if (mClientSource->GetController().isSome()) {
|
|
mClientSource.reset();
|
|
mClientSource =
|
|
ClientManager::CreateSource(ClientType::Window,
|
|
EventTargetFor(TaskCategory::Other),
|
|
mDoc->NodePrincipal());
|
|
MOZ_DIAGNOSTIC_ASSERT(mClientSource);
|
|
newClientSource = true;
|
|
}
|
|
}
|
|
|
|
// Its possible that we got a client just after being frozen in
|
|
// the bfcache. In that case freeze the client immediately.
|
|
if (newClientSource && IsFrozen()) {
|
|
mClientSource->Freeze();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::ExecutionReady()
|
|
{
|
|
nsresult rv = EnsureClientSource();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = mClientSource->WindowExecutionReady(AsInner());
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOpenerWindow(nsPIDOMWindowOuter* aOpener,
|
|
bool aOriginalOpener)
|
|
{
|
|
FORWARD_TO_OUTER_VOID(SetOpenerWindow, (aOpener, aOriginalOpener));
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::UpdateParentTarget()
|
|
{
|
|
// NOTE: This method is identical to
|
|
// nsGlobalWindowOuter::UpdateParentTarget(). IF YOU UPDATE THIS METHOD,
|
|
// UPDATE THE OTHER ONE TOO!
|
|
|
|
// Try to get our frame element's tab child global (its in-process message
|
|
// manager). If that fails, fall back to the chrome event handler's tab
|
|
// child global, and if it doesn't have one, just use the chrome event
|
|
// handler itself.
|
|
|
|
nsCOMPtr<Element> frameElement = GetOuterWindow()->GetFrameElementInternal();
|
|
nsCOMPtr<EventTarget> eventTarget =
|
|
nsContentUtils::TryGetTabChildGlobalAsEventTarget(frameElement);
|
|
|
|
if (!eventTarget) {
|
|
nsGlobalWindowOuter* topWin = GetScriptableTopInternal();
|
|
if (topWin) {
|
|
frameElement = topWin->AsOuter()->GetFrameElementInternal();
|
|
eventTarget =
|
|
nsContentUtils::TryGetTabChildGlobalAsEventTarget(frameElement);
|
|
}
|
|
}
|
|
|
|
if (!eventTarget) {
|
|
eventTarget =
|
|
nsContentUtils::TryGetTabChildGlobalAsEventTarget(mChromeEventHandler);
|
|
}
|
|
|
|
if (!eventTarget) {
|
|
eventTarget = mChromeEventHandler;
|
|
}
|
|
|
|
mParentTarget = eventTarget;
|
|
}
|
|
|
|
EventTarget*
|
|
nsGlobalWindowInner::GetTargetForDOMEvent()
|
|
{
|
|
return GetOuterWindowInternal();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetEventTargetParent(EventChainPreVisitor& aVisitor)
|
|
{
|
|
EventMessage msg = aVisitor.mEvent->mMessage;
|
|
|
|
aVisitor.mCanHandle = true;
|
|
aVisitor.mForceContentDispatch = true; //FIXME! Bug 329119
|
|
if (msg == eResize && aVisitor.mEvent->IsTrusted()) {
|
|
// QIing to window so that we can keep the old behavior also in case
|
|
// a child window is handling resize.
|
|
nsCOMPtr<nsPIDOMWindowInner> window =
|
|
do_QueryInterface(aVisitor.mEvent->mOriginalTarget);
|
|
if (window) {
|
|
mIsHandlingResizeEvent = true;
|
|
}
|
|
} else if (msg == eMouseDown && aVisitor.mEvent->IsTrusted()) {
|
|
sMouseDown = true;
|
|
} else if ((msg == eMouseUp || msg == eDragEnd) &&
|
|
aVisitor.mEvent->IsTrusted()) {
|
|
sMouseDown = false;
|
|
if (sDragServiceDisabled) {
|
|
nsCOMPtr<nsIDragService> ds =
|
|
do_GetService("@mozilla.org/widget/dragservice;1");
|
|
if (ds) {
|
|
sDragServiceDisabled = false;
|
|
ds->Unsuppress();
|
|
}
|
|
}
|
|
}
|
|
|
|
aVisitor.SetParentTarget(GetParentTarget(), true);
|
|
|
|
// Handle 'active' event.
|
|
if (!mIdleObservers.IsEmpty() &&
|
|
aVisitor.mEvent->IsTrusted() &&
|
|
(aVisitor.mEvent->HasMouseEventMessage() ||
|
|
aVisitor.mEvent->HasDragEventMessage())) {
|
|
mAddActiveEventFuzzTime = false;
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::DialogsAreBeingAbused()
|
|
{
|
|
NS_ASSERTION(GetScriptableTopInternal() &&
|
|
GetScriptableTopInternal()->GetCurrentInnerWindowInternal() == this,
|
|
"DialogsAreBeingAbused called with invalid window");
|
|
|
|
if (mLastDialogQuitTime.IsNull() ||
|
|
nsContentUtils::IsCallerChrome()) {
|
|
return false;
|
|
}
|
|
|
|
TimeDuration dialogInterval(TimeStamp::Now() - mLastDialogQuitTime);
|
|
if (dialogInterval.ToSeconds() <
|
|
Preferences::GetInt("dom.successive_dialog_time_limit",
|
|
DEFAULT_SUCCESSIVE_DIALOG_TIME_LIMIT)) {
|
|
mDialogAbuseCount++;
|
|
|
|
return GetPopupControlState() > openAllowed ||
|
|
mDialogAbuseCount > MAX_SUCCESSIVE_DIALOG_COUNT;
|
|
}
|
|
|
|
// Reset the abuse counter
|
|
mDialogAbuseCount = 0;
|
|
|
|
return false;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableDialogs()
|
|
{
|
|
FORWARD_TO_OUTER_VOID(DisableDialogs, ());
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::EnableDialogs()
|
|
{
|
|
FORWARD_TO_OUTER_VOID(EnableDialogs, ());
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::PostHandleEvent(EventChainPostVisitor& aVisitor)
|
|
{
|
|
// Return early if there is nothing to do.
|
|
switch (aVisitor.mEvent->mMessage) {
|
|
case eResize:
|
|
case eUnload:
|
|
case eLoad:
|
|
break;
|
|
default:
|
|
return NS_OK;
|
|
}
|
|
|
|
/* mChromeEventHandler and mContext go dangling in the middle of this
|
|
function under some circumstances (events that destroy the window)
|
|
without this addref. */
|
|
nsCOMPtr<nsIDOMEventTarget> kungFuDeathGrip1(mChromeEventHandler);
|
|
mozilla::Unused << kungFuDeathGrip1; // These aren't referred to through the function
|
|
nsCOMPtr<nsIScriptContext> kungFuDeathGrip2(GetContextInternal());
|
|
mozilla::Unused << kungFuDeathGrip2; // These aren't referred to through the function
|
|
|
|
|
|
if (aVisitor.mEvent->mMessage == eResize) {
|
|
mIsHandlingResizeEvent = false;
|
|
} else if (aVisitor.mEvent->mMessage == eUnload &&
|
|
aVisitor.mEvent->IsTrusted()) {
|
|
|
|
// If any VR display presentation is active at unload, the next page
|
|
// will receive a vrdisplayactive event to indicate that it should
|
|
// immediately begin vr presentation. This should occur when navigating
|
|
// forwards, navigating backwards, and on page reload.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->IsPresenting()) {
|
|
// Save this VR display ID to trigger vrdisplayactivate event
|
|
// after the next load event.
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (outer) {
|
|
outer->SetAutoActivateVRDisplayID(display->DisplayId());
|
|
}
|
|
|
|
// XXX The WebVR 1.1 spec does not define which of multiple VR
|
|
// presenting VR displays will be chosen during navigation.
|
|
// As the underlying platform VR API's currently only allow a single
|
|
// VR display, it is safe to choose the first VR display for now.
|
|
break;
|
|
}
|
|
}
|
|
// Execute bindingdetached handlers before we tear ourselves
|
|
// down.
|
|
if (mDoc) {
|
|
mDoc->BindingManager()->ExecuteDetachedHandlers();
|
|
}
|
|
mIsDocumentLoaded = false;
|
|
} else if (aVisitor.mEvent->mMessage == eLoad &&
|
|
aVisitor.mEvent->IsTrusted()) {
|
|
// This is page load event since load events don't propagate to |window|.
|
|
// @see nsDocument::GetEventTargetParent.
|
|
mIsDocumentLoaded = true;
|
|
|
|
mTimeoutManager->OnDocumentLoaded();
|
|
|
|
nsCOMPtr<Element> element = GetOuterWindow()->GetFrameElementInternal();
|
|
nsIDocShell* docShell = GetDocShell();
|
|
if (element && GetParentInternal() &&
|
|
docShell && docShell->ItemType() != nsIDocShellTreeItem::typeChrome) {
|
|
// If we're not in chrome, or at a chrome boundary, fire the
|
|
// onload event for the frame element.
|
|
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
WidgetEvent event(aVisitor.mEvent->IsTrusted(), eLoad);
|
|
event.mFlags.mBubbles = false;
|
|
event.mFlags.mCancelable = false;
|
|
|
|
// Most of the time we could get a pres context to pass in here,
|
|
// but not always (i.e. if this window is not shown there won't
|
|
// be a pres context available). Since we're not firing a GUI
|
|
// event we don't need a pres context anyway so we just pass
|
|
// null as the pres context all the time here.
|
|
EventDispatcher::Dispatch(element, nullptr, &event, nullptr, &status);
|
|
}
|
|
|
|
if (mVREventObserver) {
|
|
mVREventObserver->NotifyAfterLoad();
|
|
}
|
|
|
|
uint32_t autoActivateVRDisplayID = 0;
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (outer) {
|
|
autoActivateVRDisplayID = outer->GetAutoActivateVRDisplayID();
|
|
}
|
|
if (autoActivateVRDisplayID) {
|
|
DispatchVRDisplayActivate(autoActivateVRDisplayID,
|
|
VRDisplayEventReason::Navigation);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::DefineArgumentsProperty(nsIArray *aArguments)
|
|
{
|
|
nsIScriptContext *ctx = GetOuterWindowInternal()->mContext;
|
|
NS_ENSURE_TRUE(aArguments && ctx, NS_ERROR_NOT_INITIALIZED);
|
|
|
|
JS::Rooted<JSObject*> obj(RootingCx(), GetWrapperPreserveColor());
|
|
return ctx->SetProperty(obj, "arguments", aArguments);
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsIScriptObjectPrincipal
|
|
//*****************************************************************************
|
|
|
|
nsIPrincipal*
|
|
nsGlobalWindowInner::GetPrincipal()
|
|
{
|
|
if (mDoc) {
|
|
// If we have a document, get the principal from the document
|
|
return mDoc->NodePrincipal();
|
|
}
|
|
|
|
if (mDocumentPrincipal) {
|
|
return mDocumentPrincipal;
|
|
}
|
|
|
|
// If we don't have a principal and we don't have a document we
|
|
// ask the parent window for the principal. This can happen when
|
|
// loading a frameset that has a <frame src="javascript:xxx">, in
|
|
// that case the global window is used in JS before we've loaded
|
|
// a document into the window.
|
|
|
|
nsCOMPtr<nsIScriptObjectPrincipal> objPrincipal =
|
|
do_QueryInterface(GetParentInternal());
|
|
|
|
if (objPrincipal) {
|
|
return objPrincipal->GetPrincipal();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsIDOMWindow
|
|
//*****************************************************************************
|
|
|
|
bool
|
|
nsPIDOMWindowInner::AddAudioContext(AudioContext* aAudioContext)
|
|
{
|
|
mAudioContexts.AppendElement(aAudioContext);
|
|
|
|
// Return true if the context should be muted and false if not.
|
|
nsIDocShell* docShell = GetDocShell();
|
|
return docShell && !docShell->GetAllowMedia() && !aAudioContext->IsOffline();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::RemoveAudioContext(AudioContext* aAudioContext)
|
|
{
|
|
mAudioContexts.RemoveElement(aAudioContext);
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::MuteAudioContexts()
|
|
{
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); ++i) {
|
|
if (!mAudioContexts[i]->IsOffline()) {
|
|
mAudioContexts[i]->Mute();
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::UnmuteAudioContexts()
|
|
{
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); ++i) {
|
|
if (!mAudioContexts[i]->IsOffline()) {
|
|
mAudioContexts[i]->Unmute();
|
|
}
|
|
}
|
|
}
|
|
|
|
nsGlobalWindowInner*
|
|
nsGlobalWindowInner::Window()
|
|
{
|
|
return this;
|
|
}
|
|
|
|
nsGlobalWindowInner*
|
|
nsGlobalWindowInner::Self()
|
|
{
|
|
return this;
|
|
}
|
|
|
|
Navigator*
|
|
nsPIDOMWindowInner::Navigator()
|
|
{
|
|
if (!mNavigator) {
|
|
mNavigator = new mozilla::dom::Navigator(this);
|
|
}
|
|
|
|
return mNavigator;
|
|
}
|
|
|
|
nsScreen*
|
|
nsGlobalWindowInner::GetScreen(ErrorResult& aError)
|
|
{
|
|
if (!mScreen) {
|
|
mScreen = nsScreen::Create(this);
|
|
if (!mScreen) {
|
|
aError.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
return mScreen;
|
|
}
|
|
|
|
nsHistory*
|
|
nsGlobalWindowInner::GetHistory(ErrorResult& aError)
|
|
{
|
|
if (!mHistory) {
|
|
mHistory = new nsHistory(this);
|
|
}
|
|
|
|
return mHistory;
|
|
}
|
|
|
|
CustomElementRegistry*
|
|
nsGlobalWindowInner::CustomElements()
|
|
{
|
|
if (!mCustomElements) {
|
|
mCustomElements = new CustomElementRegistry(this);
|
|
}
|
|
|
|
return mCustomElements;
|
|
}
|
|
|
|
Performance*
|
|
nsPIDOMWindowInner::GetPerformance()
|
|
{
|
|
CreatePerformanceObjectIfNeeded();
|
|
return mPerformance;
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::CreatePerformanceObjectIfNeeded()
|
|
{
|
|
if (mPerformance || !mDoc) {
|
|
return;
|
|
}
|
|
RefPtr<nsDOMNavigationTiming> timing = mDoc->GetNavigationTiming();
|
|
nsCOMPtr<nsITimedChannel> timedChannel(do_QueryInterface(mDoc->GetChannel()));
|
|
bool timingEnabled = false;
|
|
if (!timedChannel ||
|
|
!NS_SUCCEEDED(timedChannel->GetTimingEnabled(&timingEnabled)) ||
|
|
!timingEnabled) {
|
|
timedChannel = nullptr;
|
|
}
|
|
if (timing) {
|
|
mPerformance = Performance::CreateForMainThread(this, mDoc->NodePrincipal(), timing, timedChannel);
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::IsSecureContext() const
|
|
{
|
|
return nsGlobalWindowInner::Cast(this)->IsSecureContext();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::Suspend()
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->Suspend();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::Resume()
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->Resume();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::Freeze()
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->Freeze();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::Thaw()
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->Thaw();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::SyncStateFromParentWindow()
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->SyncStateFromParentWindow();
|
|
}
|
|
|
|
Maybe<ClientInfo>
|
|
nsPIDOMWindowInner::GetClientInfo() const
|
|
{
|
|
return Move(nsGlobalWindowInner::Cast(this)->GetClientInfo());
|
|
}
|
|
|
|
Maybe<ClientState>
|
|
nsPIDOMWindowInner::GetClientState() const
|
|
{
|
|
return Move(nsGlobalWindowInner::Cast(this)->GetClientState());
|
|
}
|
|
|
|
Maybe<ServiceWorkerDescriptor>
|
|
nsPIDOMWindowInner::GetController() const
|
|
{
|
|
return Move(nsGlobalWindowInner::Cast(this)->GetController());
|
|
}
|
|
|
|
RefPtr<mozilla::dom::ServiceWorker>
|
|
nsPIDOMWindowInner::GetOrCreateServiceWorker(const mozilla::dom::ServiceWorkerDescriptor& aDescriptor)
|
|
{
|
|
return Move(nsGlobalWindowInner::Cast(this)->GetOrCreateServiceWorker(aDescriptor));
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::NoteCalledRegisterForServiceWorkerScope(const nsACString& aScope)
|
|
{
|
|
nsGlobalWindowInner::Cast(this)->NoteCalledRegisterForServiceWorkerScope(aScope);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::ShouldReportForServiceWorkerScope(const nsAString& aScope)
|
|
{
|
|
bool result = false;
|
|
|
|
nsPIDOMWindowOuter* topOuter = GetScriptableTop();
|
|
NS_ENSURE_TRUE(topOuter, false);
|
|
|
|
nsGlobalWindowInner* topInner =
|
|
nsGlobalWindowInner::Cast(topOuter->GetCurrentInnerWindow());
|
|
NS_ENSURE_TRUE(topInner, false);
|
|
|
|
topInner->ShouldReportForServiceWorkerScopeInternal(NS_ConvertUTF16toUTF8(aScope),
|
|
&result);
|
|
return result;
|
|
}
|
|
|
|
already_AddRefed<InstallTriggerImpl>
|
|
nsGlobalWindowInner::GetInstallTrigger()
|
|
{
|
|
if (!mInstallTrigger) {
|
|
JS::Rooted<JSObject*> jsImplObj(RootingCx());
|
|
ErrorResult rv;
|
|
ConstructJSImplementation("@mozilla.org/addons/installtrigger;1", this,
|
|
&jsImplObj, rv);
|
|
if (rv.Failed()) {
|
|
rv.SuppressException();
|
|
return nullptr;
|
|
}
|
|
mInstallTrigger = new InstallTriggerImpl(jsImplObj, this);
|
|
}
|
|
|
|
return do_AddRef(mInstallTrigger);
|
|
}
|
|
|
|
nsGlobalWindowInner::CallState
|
|
nsGlobalWindowInner::ShouldReportForServiceWorkerScopeInternal(const nsACString& aScope,
|
|
bool* aResultOut)
|
|
{
|
|
MOZ_DIAGNOSTIC_ASSERT(aResultOut);
|
|
|
|
// First check to see if this window is controlled. If so, then we have
|
|
// found a match and are done.
|
|
const Maybe<ServiceWorkerDescriptor> swd = GetController();
|
|
if (swd.isSome() && swd.ref().Scope() == aScope) {
|
|
*aResultOut = true;
|
|
return CallState::Stop;
|
|
}
|
|
|
|
// Next, check to see if this window has called navigator.serviceWorker.register()
|
|
// for this scope. If so, then treat this as a match so console reports
|
|
// appear in the devtools console.
|
|
if (mClientSource && mClientSource->CalledRegisterForServiceWorkerScope(aScope)) {
|
|
*aResultOut = true;
|
|
return CallState::Stop;
|
|
}
|
|
|
|
// Finally check the current docshell nsILoadGroup to see if there are any
|
|
// outstanding navigation requests. If so, match the scope against the
|
|
// channel's URL. We want to show console reports during the FetchEvent
|
|
// intercepting the navigation itself.
|
|
nsCOMPtr<nsIDocumentLoader> loader(do_QueryInterface(GetDocShell()));
|
|
if (loader) {
|
|
nsCOMPtr<nsILoadGroup> loadgroup;
|
|
Unused << loader->GetLoadGroup(getter_AddRefs(loadgroup));
|
|
if (loadgroup) {
|
|
nsCOMPtr<nsISimpleEnumerator> iter;
|
|
Unused << loadgroup->GetRequests(getter_AddRefs(iter));
|
|
if (iter) {
|
|
nsCOMPtr<nsISupports> tmp;
|
|
bool hasMore = true;
|
|
// Check each network request in the load group.
|
|
while (NS_SUCCEEDED(iter->HasMoreElements(&hasMore)) && hasMore) {
|
|
iter->GetNext(getter_AddRefs(tmp));
|
|
nsCOMPtr<nsIChannel> loadingChannel(do_QueryInterface(tmp));
|
|
// Ignore subresource requests. Logging for a subresource
|
|
// FetchEvent should be handled above since the client is
|
|
// already controlled.
|
|
if (!loadingChannel ||
|
|
!nsContentUtils::IsNonSubresourceRequest(loadingChannel)) {
|
|
continue;
|
|
}
|
|
nsCOMPtr<nsIURI> loadingURL;
|
|
Unused << loadingChannel->GetURI(getter_AddRefs(loadingURL));
|
|
if (!loadingURL) {
|
|
continue;
|
|
}
|
|
nsAutoCString loadingSpec;
|
|
Unused << loadingURL->GetSpec(loadingSpec);
|
|
// Perform a simple substring comparison to match the scope
|
|
// against the channel URL.
|
|
if (StringBeginsWith(loadingSpec, aScope)) {
|
|
*aResultOut = true;
|
|
return CallState::Stop;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// The current window doesn't care about this service worker, but maybe
|
|
// one of our child frames does.
|
|
return CallOnChildren(&nsGlobalWindowInner::ShouldReportForServiceWorkerScopeInternal,
|
|
aScope, aResultOut);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::NoteCalledRegisterForServiceWorkerScope(const nsACString& aScope)
|
|
{
|
|
if (!mClientSource) {
|
|
return;
|
|
}
|
|
|
|
mClientSource->NoteCalledRegisterForServiceWorkerScope(aScope);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::MigrateStateForDocumentOpen(nsGlobalWindowInner* aOldInner)
|
|
{
|
|
MOZ_DIAGNOSTIC_ASSERT(aOldInner);
|
|
MOZ_DIAGNOSTIC_ASSERT(aOldInner != this);
|
|
MOZ_DIAGNOSTIC_ASSERT(mDoc);
|
|
|
|
// Rebind DETH objects to the new global created by document.open().
|
|
// XXX: Is this correct? We should consider if the spec and our
|
|
// implementation should change to match other browsers by
|
|
// just reusing the current window. (Bug 1449992)
|
|
aOldInner->ForEachEventTargetObject(
|
|
[&] (DOMEventTargetHelper* aDETH, bool* aDoneOut) {
|
|
aDETH->BindToOwner(this->AsInner());
|
|
});
|
|
|
|
// Move the old Performance object from the old window to the new window.
|
|
// The Performance object was also rebound in the DETH loop above.
|
|
mPerformance = aOldInner->mPerformance.forget();
|
|
|
|
if (aOldInner->mIndexedDB) {
|
|
aOldInner->mIndexedDB->RebindToNewWindow(this);
|
|
mIndexedDB = aOldInner->mIndexedDB.forget();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::UpdateTopInnerWindow()
|
|
{
|
|
if (IsTopInnerWindow() || !mTopInnerWindow) {
|
|
return;
|
|
}
|
|
|
|
mTopInnerWindow->UpdateWebSocketCount(-(int32_t)mNumOfOpenWebSockets);
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::AddPeerConnection()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
mTopInnerWindow ? mTopInnerWindow->mActivePeerConnections++
|
|
: mActivePeerConnections++;
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::RemovePeerConnection()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(mTopInnerWindow ? mTopInnerWindow->mActivePeerConnections
|
|
: mActivePeerConnections);
|
|
|
|
mTopInnerWindow ? mTopInnerWindow->mActivePeerConnections--
|
|
: mActivePeerConnections--;
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::HasActivePeerConnections()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
return mTopInnerWindow ? mTopInnerWindow->mActivePeerConnections
|
|
: mActivePeerConnections;
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::IsPlayingAudio()
|
|
{
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); i++) {
|
|
if (mAudioContexts[i]->IsRunning()) {
|
|
return true;
|
|
}
|
|
}
|
|
RefPtr<AudioChannelService> acs = AudioChannelService::Get();
|
|
if (!acs) {
|
|
return false;
|
|
}
|
|
auto outer = GetOuterWindow();
|
|
if (!outer) {
|
|
// We've been unlinked and are about to die. Not a good time to pretend to
|
|
// be playing audio.
|
|
return false;
|
|
}
|
|
return acs->IsWindowActive(outer);
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::IsDocumentLoaded() const
|
|
{
|
|
return mIsDocumentLoaded;
|
|
}
|
|
|
|
mozilla::dom::TimeoutManager&
|
|
nsPIDOMWindowInner::TimeoutManager()
|
|
{
|
|
return *mTimeoutManager;
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::IsRunningTimeout()
|
|
{
|
|
return TimeoutManager().IsRunningTimeout();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::TryToCacheTopInnerWindow()
|
|
{
|
|
if (mHasTriedToCacheTopInnerWindow) {
|
|
return;
|
|
}
|
|
|
|
nsGlobalWindowInner* window = nsGlobalWindowInner::Cast(this);
|
|
|
|
MOZ_ASSERT(!window->IsDying());
|
|
|
|
mHasTriedToCacheTopInnerWindow = true;
|
|
|
|
MOZ_ASSERT(window);
|
|
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> topOutter = window->GetScriptableTop()) {
|
|
mTopInnerWindow = topOutter->GetCurrentInnerWindow();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::UpdateActiveIndexedDBTransactionCount(int32_t aDelta)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (aDelta == 0) {
|
|
return;
|
|
}
|
|
|
|
TabGroup()->IndexedDBTransactionCounter() += aDelta;
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::UpdateActiveIndexedDBDatabaseCount(int32_t aDelta)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (aDelta == 0) {
|
|
return;
|
|
}
|
|
|
|
// We count databases but not transactions because only active databases
|
|
// could block throttling.
|
|
uint32_t& counter = mTopInnerWindow ?
|
|
mTopInnerWindow->mNumOfIndexedDBDatabases : mNumOfIndexedDBDatabases;
|
|
|
|
counter+= aDelta;
|
|
|
|
TabGroup()->IndexedDBDatabaseCounter() += aDelta;
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::HasActiveIndexedDBDatabases()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
return mTopInnerWindow ?
|
|
mTopInnerWindow->mNumOfIndexedDBDatabases > 0 :
|
|
mNumOfIndexedDBDatabases > 0;
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::UpdateWebSocketCount(int32_t aDelta)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (aDelta == 0) {
|
|
return;
|
|
}
|
|
|
|
if (mTopInnerWindow && !IsTopInnerWindow()) {
|
|
mTopInnerWindow->UpdateWebSocketCount(aDelta);
|
|
}
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(
|
|
aDelta > 0 || ((aDelta + mNumOfOpenWebSockets) < mNumOfOpenWebSockets));
|
|
|
|
mNumOfOpenWebSockets += aDelta;
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::HasOpenWebSockets() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
return mNumOfOpenWebSockets ||
|
|
(mTopInnerWindow && mTopInnerWindow->mNumOfOpenWebSockets);
|
|
}
|
|
|
|
bool
|
|
nsPIDOMWindowInner::GetAudioCaptured() const
|
|
{
|
|
return mAudioCaptured;
|
|
}
|
|
|
|
nsresult
|
|
nsPIDOMWindowInner::SetAudioCapture(bool aCapture)
|
|
{
|
|
mAudioCaptured = aCapture;
|
|
|
|
RefPtr<AudioChannelService> service = AudioChannelService::GetOrCreate();
|
|
if (service) {
|
|
service->SetWindowAudioCaptured(GetOuterWindow(), mWindowID, aCapture);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// nsISpeechSynthesisGetter
|
|
|
|
#ifdef MOZ_WEBSPEECH
|
|
SpeechSynthesis*
|
|
nsGlobalWindowInner::GetSpeechSynthesis(ErrorResult& aError)
|
|
{
|
|
if (!mSpeechSynthesis) {
|
|
mSpeechSynthesis = new SpeechSynthesis(this);
|
|
}
|
|
|
|
return mSpeechSynthesis;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::HasActiveSpeechSynthesis()
|
|
{
|
|
if (mSpeechSynthesis) {
|
|
return !mSpeechSynthesis->HasEmptyQueue();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
#endif
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::GetParent(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetParentOuter, (), aError, nullptr);
|
|
}
|
|
|
|
/**
|
|
* GetScriptableParent is called when script reads window.parent.
|
|
*
|
|
* In contrast to GetRealParent, GetScriptableParent respects <iframe
|
|
* mozbrowser> boundaries, so if |this| is contained by an <iframe
|
|
* mozbrowser>, we will return |this| as its own parent.
|
|
*/
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetScriptableParent()
|
|
{
|
|
FORWARD_TO_OUTER(GetScriptableParent, (), nullptr);
|
|
}
|
|
|
|
/**
|
|
* Behavies identically to GetScriptableParent extept that it returns null
|
|
* if GetScriptableParent would return this window.
|
|
*/
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetScriptableParentOrNull()
|
|
{
|
|
FORWARD_TO_OUTER(GetScriptableParentOrNull, (), nullptr);
|
|
}
|
|
|
|
/**
|
|
* GetScriptableTop is called when script reads window.top.
|
|
*
|
|
* In contrast to GetRealTop, GetScriptableTop respects <iframe mozbrowser>
|
|
* boundaries. If we encounter a window owned by an <iframe mozbrowser> while
|
|
* walking up the window hierarchy, we'll stop and return that window.
|
|
*/
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetScriptableTop()
|
|
{
|
|
FORWARD_TO_OUTER(GetScriptableTop, (), nullptr);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetContent(JSContext* aCx,
|
|
JS::MutableHandle<JSObject*> aRetval,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetContentOuter,
|
|
(aCx, aRetval, aCallerType, aError), aError, );
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetMenubar(ErrorResult& aError)
|
|
{
|
|
if (!mMenubar) {
|
|
mMenubar = new MenubarProp(this);
|
|
}
|
|
|
|
return mMenubar;
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetToolbar(ErrorResult& aError)
|
|
{
|
|
if (!mToolbar) {
|
|
mToolbar = new ToolbarProp(this);
|
|
}
|
|
|
|
return mToolbar;
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetLocationbar(ErrorResult& aError)
|
|
{
|
|
if (!mLocationbar) {
|
|
mLocationbar = new LocationbarProp(this);
|
|
}
|
|
return mLocationbar;
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetPersonalbar(ErrorResult& aError)
|
|
{
|
|
if (!mPersonalbar) {
|
|
mPersonalbar = new PersonalbarProp(this);
|
|
}
|
|
return mPersonalbar;
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetStatusbar(ErrorResult& aError)
|
|
{
|
|
if (!mStatusbar) {
|
|
mStatusbar = new StatusbarProp(this);
|
|
}
|
|
return mStatusbar;
|
|
}
|
|
|
|
BarProp*
|
|
nsGlobalWindowInner::GetScrollbars(ErrorResult& aError)
|
|
{
|
|
if (!mScrollbars) {
|
|
mScrollbars = new ScrollbarsProp(this);
|
|
}
|
|
|
|
return mScrollbars;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::GetClosed(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetClosedOuter, (), aError, false);
|
|
}
|
|
|
|
already_AddRefed<nsIDOMWindowCollection>
|
|
nsGlobalWindowInner::GetFrames()
|
|
{
|
|
FORWARD_TO_OUTER(GetFrames, (), nullptr);
|
|
}
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::IndexedGetter(uint32_t aIndex)
|
|
{
|
|
FORWARD_TO_OUTER(IndexedGetterOuter, (aIndex), nullptr);
|
|
}
|
|
|
|
namespace {
|
|
|
|
struct InterfaceShimEntry {
|
|
const char *geckoName;
|
|
const char *domName;
|
|
};
|
|
|
|
} // anonymous namespace
|
|
|
|
// We add shims from Components.interfaces.nsIDOMFoo to window.Foo for each
|
|
// interface that has interface constants that sites might be getting off
|
|
// of Ci.
|
|
const InterfaceShimEntry kInterfaceShimMap[] =
|
|
{ { "nsIXMLHttpRequest", "XMLHttpRequest" },
|
|
{ "nsIDOMDOMException", "DOMException" },
|
|
{ "nsIDOMNode", "Node" },
|
|
{ "nsIDOMCSSPrimitiveValue", "CSSPrimitiveValue" },
|
|
{ "nsIDOMCSSRule", "CSSRule" },
|
|
{ "nsIDOMCSSValue", "CSSValue" },
|
|
{ "nsIDOMEvent", "Event" },
|
|
{ "nsIDOMNSEvent", "Event" },
|
|
{ "nsIDOMKeyEvent", "KeyEvent" },
|
|
{ "nsIDOMMouseEvent", "MouseEvent" },
|
|
{ "nsIDOMMouseScrollEvent", "MouseScrollEvent" },
|
|
{ "nsIDOMMutationEvent", "MutationEvent" },
|
|
{ "nsIDOMUIEvent", "UIEvent" },
|
|
{ "nsIDOMHTMLMediaElement", "HTMLMediaElement" },
|
|
{ "nsIDOMRange", "Range" },
|
|
{ "nsIDOMSVGLength", "SVGLength" },
|
|
// Think about whether Ci.nsINodeFilter can just go away for websites!
|
|
{ "nsIDOMNodeFilter", "NodeFilter" },
|
|
{ "nsIDOMXPathResult", "XPathResult" } };
|
|
|
|
bool
|
|
nsGlobalWindowInner::ResolveComponentsShim(
|
|
JSContext *aCx,
|
|
JS::Handle<JSObject*> aGlobal,
|
|
JS::MutableHandle<JS::PropertyDescriptor> aDesc)
|
|
{
|
|
// Keep track of how often this happens.
|
|
Telemetry::Accumulate(Telemetry::COMPONENTS_SHIM_ACCESSED_BY_CONTENT, true);
|
|
|
|
// Warn once.
|
|
nsCOMPtr<nsIDocument> doc = GetExtantDoc();
|
|
if (doc) {
|
|
doc->WarnOnceAbout(nsIDocument::eComponents, /* asError = */ true);
|
|
}
|
|
|
|
// Create a fake Components object.
|
|
AssertSameCompartment(aCx, aGlobal);
|
|
JS::Rooted<JSObject*> components(aCx, JS_NewPlainObject(aCx));
|
|
if (NS_WARN_IF(!components)) {
|
|
return false;
|
|
}
|
|
|
|
// Create a fake interfaces object.
|
|
JS::Rooted<JSObject*> interfaces(aCx, JS_NewPlainObject(aCx));
|
|
if (NS_WARN_IF(!interfaces)) {
|
|
return false;
|
|
}
|
|
bool ok =
|
|
JS_DefineProperty(aCx, components, "interfaces", interfaces,
|
|
JSPROP_ENUMERATE | JSPROP_PERMANENT | JSPROP_READONLY);
|
|
if (NS_WARN_IF(!ok)) {
|
|
return false;
|
|
}
|
|
|
|
// Define a bunch of shims from the Ci.nsIDOMFoo to window.Foo for DOM
|
|
// interfaces with constants.
|
|
for (uint32_t i = 0; i < ArrayLength(kInterfaceShimMap); ++i) {
|
|
|
|
// Grab the names from the table.
|
|
const char *geckoName = kInterfaceShimMap[i].geckoName;
|
|
const char *domName = kInterfaceShimMap[i].domName;
|
|
|
|
// Look up the appopriate interface object on the global.
|
|
JS::Rooted<JS::Value> v(aCx, JS::UndefinedValue());
|
|
ok = JS_GetProperty(aCx, aGlobal, domName, &v);
|
|
if (NS_WARN_IF(!ok)) {
|
|
return false;
|
|
}
|
|
if (!v.isObject()) {
|
|
NS_WARNING("Unable to find interface object on global");
|
|
continue;
|
|
}
|
|
|
|
// Define the shim on the interfaces object.
|
|
ok = JS_DefineProperty(aCx, interfaces, geckoName, v,
|
|
JSPROP_ENUMERATE | JSPROP_PERMANENT | JSPROP_READONLY);
|
|
if (NS_WARN_IF(!ok)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
FillPropertyDescriptor(aDesc, aGlobal, JS::ObjectValue(*components), false);
|
|
|
|
return true;
|
|
}
|
|
|
|
#ifdef RELEASE_OR_BETA
|
|
#define USE_CONTROLLERS_SHIM
|
|
#endif
|
|
|
|
#ifdef USE_CONTROLLERS_SHIM
|
|
static const JSClass ControllersShimClass = {
|
|
"Controllers", 0
|
|
};
|
|
static const JSClass XULControllersShimClass = {
|
|
"XULControllers", 0
|
|
};
|
|
#endif
|
|
|
|
bool
|
|
nsGlobalWindowInner::DoResolve(JSContext* aCx, JS::Handle<JSObject*> aObj,
|
|
JS::Handle<jsid> aId,
|
|
JS::MutableHandle<JS::PropertyDescriptor> aDesc)
|
|
{
|
|
// Note: Keep this in sync with MayResolve.
|
|
|
|
// Note: The infallibleInit call in GlobalResolve depends on this check.
|
|
if (!JSID_IS_STRING(aId)) {
|
|
return true;
|
|
}
|
|
|
|
bool found;
|
|
if (!WebIDLGlobalNameHash::DefineIfEnabled(aCx, aObj, aId, aDesc, &found)) {
|
|
return false;
|
|
}
|
|
|
|
if (found) {
|
|
return true;
|
|
}
|
|
|
|
// We support a cut-down Components.interfaces in case websites are
|
|
// using Components.interfaces.nsIFoo.CONSTANT_NAME for the ones
|
|
// that have constants.
|
|
static bool watchingComponentsPref = false;
|
|
static bool useComponentsShim = false;
|
|
if (!watchingComponentsPref) {
|
|
watchingComponentsPref = true;
|
|
Preferences::AddBoolVarCache(&useComponentsShim, "dom.use_components_shim",
|
|
true);
|
|
}
|
|
if (useComponentsShim &&
|
|
aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_COMPONENTS)) {
|
|
return ResolveComponentsShim(aCx, aObj, aDesc);
|
|
}
|
|
|
|
// We also support a "window.controllers" thing; apparently some
|
|
// sites use it for browser-sniffing. See bug 1010577.
|
|
#ifdef USE_CONTROLLERS_SHIM
|
|
// Note: We use |aObj| rather than |this| to get the principal here, because
|
|
// this is called during Window setup when the Document isn't necessarily
|
|
// hooked up yet.
|
|
if ((aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_CONTROLLERS) ||
|
|
aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_CONTROLLERS_CLASS)) &&
|
|
!xpc::IsXrayWrapper(aObj) &&
|
|
!nsContentUtils::IsSystemPrincipal(nsContentUtils::ObjectPrincipal(aObj)))
|
|
{
|
|
if (GetExtantDoc()) {
|
|
GetExtantDoc()->WarnOnceAbout(nsIDocument::eWindow_Cc_ontrollers);
|
|
}
|
|
const JSClass* clazz;
|
|
if (aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_CONTROLLERS)) {
|
|
clazz = &XULControllersShimClass;
|
|
} else {
|
|
clazz = &ControllersShimClass;
|
|
}
|
|
MOZ_ASSERT(JS_IsGlobalObject(aObj));
|
|
JS::Rooted<JSObject*> shim(aCx, JS_NewObject(aCx, clazz));
|
|
if (NS_WARN_IF(!shim)) {
|
|
return false;
|
|
}
|
|
FillPropertyDescriptor(aDesc, aObj, JS::ObjectValue(*shim),
|
|
/* readOnly = */ false);
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
return true;
|
|
}
|
|
|
|
/* static */
|
|
bool
|
|
nsGlobalWindowInner::MayResolve(jsid aId)
|
|
{
|
|
// Note: This function does not fail and may not have any side-effects.
|
|
// Note: Keep this in sync with DoResolve.
|
|
if (!JSID_IS_STRING(aId)) {
|
|
return false;
|
|
}
|
|
|
|
if (aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_COMPONENTS)) {
|
|
return true;
|
|
}
|
|
|
|
if (aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_CONTROLLERS) ||
|
|
aId == XPCJSRuntime::Get()->GetStringID(XPCJSContext::IDX_CONTROLLERS_CLASS)) {
|
|
// We only resolve .controllers/.Controllers in release builds and on non-chrome
|
|
// windows, but let's not worry about any of that stuff.
|
|
return true;
|
|
}
|
|
|
|
return WebIDLGlobalNameHash::MayResolve(aId);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetOwnPropertyNames(JSContext* aCx, JS::AutoIdVector& aNames,
|
|
bool aEnumerableOnly, ErrorResult& aRv)
|
|
{
|
|
if (aEnumerableOnly) {
|
|
// The names we would return from here get defined on the window via one of
|
|
// two codepaths. The ones coming from the WebIDLGlobalNameHash will end up
|
|
// in the DefineConstructor function in BindingUtils, which always defines
|
|
// things as non-enumerable. The ones coming from the script namespace
|
|
// manager get defined by our resolve hook using FillPropertyDescriptor with
|
|
// 0 for the property attributes, so non-enumerable as well.
|
|
//
|
|
// So in the aEnumerableOnly case we have nothing to do.
|
|
return;
|
|
}
|
|
|
|
// "Components" is marked as enumerable but only resolved on demand :-/.
|
|
//aNames.AppendElement(NS_LITERAL_STRING("Components"));
|
|
|
|
JS::Rooted<JSObject*> wrapper(aCx, GetWrapper());
|
|
|
|
// There are actually two ways we can get called here: For normal
|
|
// enumeration or for Xray enumeration. In the latter case, we want to
|
|
// return all possible WebIDL names, because we don't really support
|
|
// deleting these names off our Xray; trying to resolve them will just make
|
|
// them come back. In the former case, we want to avoid returning deleted
|
|
// names. But the JS engine already knows about the non-deleted
|
|
// already-resolved names, so we can just return the so-far-unresolved ones.
|
|
//
|
|
// We can tell which case we're in by whether aCx is in our wrapper's
|
|
// compartment. If not, we're in the Xray case.
|
|
WebIDLGlobalNameHash::NameType nameType =
|
|
js::IsObjectInContextCompartment(wrapper, aCx) ?
|
|
WebIDLGlobalNameHash::UnresolvedNamesOnly :
|
|
WebIDLGlobalNameHash::AllNames;
|
|
if (!WebIDLGlobalNameHash::GetNames(aCx, wrapper, nameType, aNames)) {
|
|
aRv.NoteJSContextException(aCx);
|
|
}
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::IsPrivilegedChromeWindow(JSContext* aCx, JSObject* aObj)
|
|
{
|
|
// For now, have to deal with XPConnect objects here.
|
|
return xpc::WindowOrNull(aObj)->IsChromeWindow() &&
|
|
nsContentUtils::ObjectPrincipal(aObj) == nsContentUtils::GetSystemPrincipal();
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::OfflineCacheAllowedForContext(JSContext* aCx, JSObject* aObj)
|
|
{
|
|
return IsSecureContextOrObjectIsFromSecureContext(aCx, aObj) ||
|
|
Preferences::GetBool("browser.cache.offline.insecure.enable");
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::IsRequestIdleCallbackEnabled(JSContext* aCx, JSObject* aObj)
|
|
{
|
|
// The requestIdleCallback should always be enabled for system code.
|
|
return nsContentUtils::RequestIdleCallbackEnabled() ||
|
|
nsContentUtils::IsSystemCaller(aCx);
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::RegisterProtocolHandlerAllowedForContext(JSContext* aCx, JSObject* aObj)
|
|
{
|
|
return IsSecureContextOrObjectIsFromSecureContext(aCx, aObj) ||
|
|
Preferences::GetBool("dom.registerProtocolHandler.insecure.enabled");
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::DeviceSensorsEnabled(JSContext* aCx, JSObject* aObj)
|
|
{
|
|
return Preferences::GetBool("device.sensors.enabled");
|
|
}
|
|
|
|
nsIDOMOfflineResourceList*
|
|
nsGlobalWindowInner::GetApplicationCache(ErrorResult& aError)
|
|
{
|
|
if (!mApplicationCache) {
|
|
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(GetDocShell()));
|
|
if (!webNav || !mDoc) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
aError = webNav->GetCurrentURI(getter_AddRefs(uri));
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> manifestURI;
|
|
nsContentUtils::GetOfflineAppManifest(mDoc, getter_AddRefs(manifestURI));
|
|
|
|
RefPtr<nsDOMOfflineResourceList> applicationCache =
|
|
new nsDOMOfflineResourceList(manifestURI, uri, mDoc->NodePrincipal(),
|
|
this);
|
|
|
|
applicationCache->Init();
|
|
|
|
mApplicationCache = applicationCache;
|
|
}
|
|
|
|
return mApplicationCache;
|
|
}
|
|
|
|
already_AddRefed<nsIDOMOfflineResourceList>
|
|
nsGlobalWindowInner::GetApplicationCache()
|
|
{
|
|
ErrorResult dummy;
|
|
nsCOMPtr<nsIDOMOfflineResourceList> applicationCache =
|
|
GetApplicationCache(dummy);
|
|
dummy.SuppressException();
|
|
return applicationCache.forget();
|
|
}
|
|
|
|
Crypto*
|
|
nsGlobalWindowInner::GetCrypto(ErrorResult& aError)
|
|
{
|
|
if (!mCrypto) {
|
|
mCrypto = new Crypto(this);
|
|
}
|
|
return mCrypto;
|
|
}
|
|
|
|
mozilla::dom::U2F*
|
|
nsGlobalWindowInner::GetU2f(ErrorResult& aError)
|
|
{
|
|
if (!mU2F) {
|
|
RefPtr<U2F> u2f = new U2F(this);
|
|
u2f->Init(aError);
|
|
if (NS_WARN_IF(aError.Failed())) {
|
|
return nullptr;
|
|
}
|
|
|
|
mU2F = u2f;
|
|
}
|
|
return mU2F;
|
|
}
|
|
|
|
nsIControllers*
|
|
nsGlobalWindowInner::GetControllers(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetControllersOuter, (aError), aError, nullptr);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::GetControllers(nsIControllers** aResult)
|
|
{
|
|
ErrorResult rv;
|
|
nsCOMPtr<nsIControllers> controllers = GetControllers(rv);
|
|
controllers.forget(aResult);
|
|
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetOpenerWindow(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetOpenerWindowOuter, (), aError, nullptr);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetOpener(JSContext* aCx, JS::MutableHandle<JS::Value> aRetval,
|
|
ErrorResult& aError)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindowOuter> opener = GetOpenerWindow(aError);
|
|
if (aError.Failed() || !opener) {
|
|
aRetval.setNull();
|
|
return;
|
|
}
|
|
|
|
aError = nsContentUtils::WrapNative(aCx, opener, aRetval);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOpener(JSContext* aCx, JS::Handle<JS::Value> aOpener,
|
|
ErrorResult& aError)
|
|
{
|
|
// Check if we were called from a privileged chrome script. If not, and if
|
|
// aOpener is not null, just define aOpener on our inner window's JS object,
|
|
// wrapped into the current compartment so that for Xrays we define on the
|
|
// Xray expando object, but don't set it on the outer window, so that it'll
|
|
// get reset on navigation. This is just like replaceable properties, but
|
|
// we're not quite readonly.
|
|
if (!aOpener.isNull() && !nsContentUtils::IsCallerChrome()) {
|
|
RedefineProperty(aCx, "opener", aOpener, aError);
|
|
return;
|
|
}
|
|
|
|
if (!aOpener.isObjectOrNull()) {
|
|
// Chrome code trying to set some random value as opener
|
|
aError.Throw(NS_ERROR_INVALID_ARG);
|
|
return;
|
|
}
|
|
|
|
nsPIDOMWindowInner* win = nullptr;
|
|
if (aOpener.isObject()) {
|
|
JSObject* unwrapped = js::CheckedUnwrap(&aOpener.toObject(),
|
|
/* stopAtWindowProxy = */ false);
|
|
if (!unwrapped) {
|
|
aError.Throw(NS_ERROR_DOM_SECURITY_ERR);
|
|
return;
|
|
}
|
|
|
|
auto* globalWindow = xpc::WindowOrNull(unwrapped);
|
|
if (!globalWindow) {
|
|
// Wasn't a window
|
|
aError.Throw(NS_ERROR_INVALID_ARG);
|
|
return;
|
|
}
|
|
|
|
win = globalWindow;
|
|
}
|
|
|
|
nsPIDOMWindowOuter* outer = nullptr;
|
|
if (win) {
|
|
if (!win->IsCurrentInnerWindow()) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return;
|
|
}
|
|
outer = win->GetOuterWindow();
|
|
}
|
|
|
|
SetOpenerWindow(outer, false);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetStatus(nsAString& aStatus, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetStatusOuter, (aStatus), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetStatus(const nsAString& aStatus, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetStatusOuter, (aStatus), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetName(nsAString& aName, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetNameOuter, (aName), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetName(const nsAString& aName, mozilla::ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetNameOuter, (aName, aError), aError, );
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetInnerWidth(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
// We ignore aCallerType; we only have that argument because some other things
|
|
// called by GetReplaceableWindowCoord need it. If this ever changes, fix
|
|
// nsresult nsGlobalWindowInner::GetInnerWidth(int32_t* aInnerWidth)
|
|
// to actually take a useful CallerType and pass it in here.
|
|
FORWARD_TO_OUTER_OR_THROW(GetInnerWidthOuter, (aError), aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetInnerWidth(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetInnerWidth, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::GetInnerWidth(int32_t* aInnerWidth)
|
|
{
|
|
ErrorResult rv;
|
|
// Callee doesn't care about the caller type, but play it safe.
|
|
*aInnerWidth = GetInnerWidth(CallerType::NonSystem, rv);
|
|
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetInnerWidth(int32_t aInnerWidth, CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetInnerWidthOuter,
|
|
(aInnerWidth, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetInnerWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetInnerWidth,
|
|
aValue, "innerWidth", aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetInnerHeight(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
// We ignore aCallerType; we only have that argument because some other things
|
|
// called by GetReplaceableWindowCoord need it. If this ever changes, fix
|
|
// nsresult nsGlobalWindowInner::GetInnerHeight(int32_t* aInnerWidth)
|
|
// to actually take a useful CallerType and pass it in here.
|
|
FORWARD_TO_OUTER_OR_THROW(GetInnerHeightOuter, (aError), aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetInnerHeight(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetInnerHeight, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::GetInnerHeight(int32_t* aInnerHeight)
|
|
{
|
|
ErrorResult rv;
|
|
// Callee doesn't care about the caller type, but play it safe.
|
|
*aInnerHeight = GetInnerHeight(CallerType::NonSystem, rv);
|
|
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetInnerHeight(int32_t aInnerHeight,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetInnerHeightOuter,
|
|
(aInnerHeight, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetInnerHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetInnerHeight,
|
|
aValue, "innerHeight", aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetOuterWidth(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetOuterWidthOuter, (aCallerType, aError),
|
|
aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetOuterWidth(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetOuterWidth, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetOuterHeight(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetOuterHeightOuter, (aCallerType, aError),
|
|
aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetOuterHeight(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetOuterHeight, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOuterWidth(int32_t aOuterWidth,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetOuterWidthOuter,
|
|
(aOuterWidth, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOuterWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetOuterWidth,
|
|
aValue, "outerWidth", aCallerType, aError);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOuterHeight(int32_t aOuterHeight,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetOuterHeightOuter,
|
|
(aOuterHeight, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetOuterHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetOuterHeight,
|
|
aValue, "outerHeight", aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScreenX(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScreenXOuter, (aCallerType, aError), aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetScreenX(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetScreenX, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
float
|
|
nsGlobalWindowInner::GetMozInnerScreenX(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetMozInnerScreenXOuter, (aCallerType), aError, 0);
|
|
}
|
|
|
|
float
|
|
nsGlobalWindowInner::GetMozInnerScreenY(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetMozInnerScreenYOuter, (aCallerType), aError, 0);
|
|
}
|
|
|
|
double
|
|
nsGlobalWindowInner::GetDevicePixelRatio(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetDevicePixelRatioOuter, (aCallerType), aError, 0.0);
|
|
}
|
|
|
|
uint64_t
|
|
nsGlobalWindowInner::GetMozPaintCount(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetMozPaintCountOuter, (), aError, 0);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::RequestAnimationFrame(FrameRequestCallback& aCallback,
|
|
ErrorResult& aError)
|
|
{
|
|
if (!mDoc) {
|
|
return 0;
|
|
}
|
|
|
|
if (GetWrapperPreserveColor()) {
|
|
js::NotifyAnimationActivity(GetWrapperPreserveColor());
|
|
}
|
|
|
|
int32_t handle;
|
|
aError = mDoc->ScheduleFrameRequestCallback(aCallback, &handle);
|
|
return handle;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CancelAnimationFrame(int32_t aHandle, ErrorResult& aError)
|
|
{
|
|
if (!mDoc) {
|
|
return;
|
|
}
|
|
|
|
mDoc->CancelFrameRequestCallback(aHandle);
|
|
}
|
|
|
|
already_AddRefed<MediaQueryList>
|
|
nsGlobalWindowInner::MatchMedia(const nsAString& aMediaQueryList,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
// FIXME: This whole forward-to-outer and then get a pres
|
|
// shell/context off the docshell dance is sort of silly; it'd make
|
|
// more sense to forward to the inner, but it's what everyone else
|
|
// (GetSelection, GetScrollXY, etc.) does around here.
|
|
FORWARD_TO_OUTER_OR_THROW(MatchMediaOuter, (aMediaQueryList, aCallerType), aError, nullptr);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetScreenX(int32_t aScreenX,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetScreenXOuter,
|
|
(aScreenX, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetScreenX(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetScreenX,
|
|
aValue, "screenX", aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScreenY(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScreenYOuter, (aCallerType, aError), aError, 0);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetScreenY(JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aValue,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
GetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::GetScreenY, aValue,
|
|
aCallerType, aError);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetScreenY(int32_t aScreenY,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetScreenYOuter,
|
|
(aScreenY, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetScreenY(JSContext* aCx, JS::Handle<JS::Value> aValue,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
SetReplaceableWindowCoord(aCx, &nsGlobalWindowInner::SetScreenY,
|
|
aValue, "screenY", aCallerType, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScrollMinX(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollBoundaryOuter, (eSideLeft), aError, 0);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScrollMinY(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollBoundaryOuter, (eSideTop), aError, 0);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScrollMaxX(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollBoundaryOuter, (eSideRight), aError, 0);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::GetScrollMaxY(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollBoundaryOuter, (eSideBottom), aError, 0);
|
|
}
|
|
|
|
double
|
|
nsGlobalWindowInner::GetScrollX(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollXOuter, (), aError, 0);
|
|
}
|
|
|
|
double
|
|
nsGlobalWindowInner::GetScrollY(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetScrollYOuter, (), aError, 0);
|
|
}
|
|
|
|
uint32_t
|
|
nsGlobalWindowInner::Length()
|
|
{
|
|
FORWARD_TO_OUTER(Length, (), 0);
|
|
}
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::GetTop(mozilla::ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetTopOuter, (), aError, nullptr);
|
|
}
|
|
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetChildWindow(const nsAString& aName)
|
|
{
|
|
if (GetOuterWindowInternal()) {
|
|
return GetOuterWindowInternal()->GetChildWindow(aName);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::RefreshCompartmentPrincipal()
|
|
{
|
|
JS_SetCompartmentPrincipals(js::GetObjectCompartment(GetWrapperPreserveColor()),
|
|
nsJSPrincipals::get(mDoc->NodePrincipal()));
|
|
}
|
|
|
|
already_AddRefed<nsIWidget>
|
|
nsGlobalWindowInner::GetMainWidget()
|
|
{
|
|
FORWARD_TO_OUTER(GetMainWidget, (), nullptr);
|
|
}
|
|
|
|
nsIWidget*
|
|
nsGlobalWindowInner::GetNearestWidget() const
|
|
{
|
|
if (GetOuterWindowInternal()) {
|
|
return GetOuterWindowInternal()->GetNearestWidget();
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetFullScreen(bool aFullScreen, mozilla::ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetFullScreenOuter, (aFullScreen, aError), aError, /* void */);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::GetFullScreen(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetFullScreenOuter, (), aError, false);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::GetFullScreen()
|
|
{
|
|
ErrorResult dummy;
|
|
bool fullscreen = GetFullScreen(dummy);
|
|
dummy.SuppressException();
|
|
return fullscreen;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Dump(const nsAString& aStr)
|
|
{
|
|
if (!DOMPrefs::DumpEnabled()) {
|
|
return;
|
|
}
|
|
|
|
char *cstr = ToNewUTF8String(aStr);
|
|
|
|
#if defined(XP_MACOSX)
|
|
// have to convert \r to \n so that printing to the console works
|
|
char *c = cstr, *cEnd = cstr + strlen(cstr);
|
|
while (c < cEnd) {
|
|
if (*c == '\r')
|
|
*c = '\n';
|
|
c++;
|
|
}
|
|
#endif
|
|
|
|
if (cstr) {
|
|
MOZ_LOG(nsContentUtils::DOMDumpLog(), LogLevel::Debug, ("[Window.Dump] %s", cstr));
|
|
#ifdef XP_WIN
|
|
PrintToDebugger(cstr);
|
|
#endif
|
|
#ifdef ANDROID
|
|
__android_log_write(ANDROID_LOG_INFO, "GeckoDump", cstr);
|
|
#endif
|
|
FILE *fp = gDumpFile ? gDumpFile : stdout;
|
|
fputs(cstr, fp);
|
|
fflush(fp);
|
|
free(cstr);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Alert(nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
Alert(EmptyString(), aSubjectPrincipal, aError);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Alert(const nsAString& aMessage,
|
|
nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(AlertOuter, (aMessage, aSubjectPrincipal, aError),
|
|
aError, );
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::Confirm(const nsAString& aMessage,
|
|
nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(ConfirmOuter, (aMessage, aSubjectPrincipal, aError),
|
|
aError, false);
|
|
}
|
|
|
|
already_AddRefed<Promise>
|
|
nsGlobalWindowInner::Fetch(const RequestOrUSVString& aInput,
|
|
const RequestInit& aInit,
|
|
CallerType aCallerType, ErrorResult& aRv)
|
|
{
|
|
return FetchRequest(this, aInput, aInit, aCallerType, aRv);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Prompt(const nsAString& aMessage, const nsAString& aInitial,
|
|
nsAString& aReturn,
|
|
nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(PromptOuter,
|
|
(aMessage, aInitial, aReturn, aSubjectPrincipal,
|
|
aError),
|
|
aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Focus(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(FocusOuter, (aError), aError, );
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::Focus()
|
|
{
|
|
ErrorResult rv;
|
|
Focus(rv);
|
|
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Blur(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(BlurOuter, (), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Back(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(BackOuter, (aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Forward(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(ForwardOuter, (aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Home(nsIPrincipal& aSubjectPrincipal, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(HomeOuter, (aSubjectPrincipal, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Stop(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(StopOuter, (aError), aError, );
|
|
}
|
|
|
|
/* static */
|
|
bool
|
|
nsGlobalWindowInner::IsWindowPrintEnabled(JSContext*, JSObject*)
|
|
{
|
|
static bool called = false;
|
|
static bool printDisabled = false;
|
|
if (!called) {
|
|
called = true;
|
|
Preferences::AddBoolVarCache(&printDisabled, "dom.disable_window_print");
|
|
}
|
|
return !printDisabled;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Print(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(PrintOuter, (aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::MoveTo(int32_t aXPos, int32_t aYPos,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(MoveToOuter,
|
|
(aXPos, aYPos, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::MoveBy(int32_t aXDif, int32_t aYDif,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(MoveByOuter,
|
|
(aXDif, aYDif, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ResizeTo(int32_t aWidth, int32_t aHeight,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(ResizeToOuter,
|
|
(aWidth, aHeight, aCallerType, aError), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ResizeBy(int32_t aWidthDif, int32_t aHeightDif,
|
|
CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(ResizeByOuter,
|
|
(aWidthDif, aHeightDif, aCallerType, aError),
|
|
aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SizeToContent(CallerType aCallerType, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SizeToContentOuter, (aCallerType, aError),
|
|
aError, );
|
|
}
|
|
|
|
already_AddRefed<nsPIWindowRoot>
|
|
nsGlobalWindowInner::GetTopWindowRoot()
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer) {
|
|
return nullptr;
|
|
}
|
|
return outer->GetTopWindowRoot();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Scroll(double aXScroll, double aYScroll)
|
|
{
|
|
// Convert -Inf, Inf, and NaN to 0; otherwise, convert by C-style cast.
|
|
auto scrollPos = CSSIntPoint::Truncate(mozilla::ToZeroIfNonfinite(aXScroll),
|
|
mozilla::ToZeroIfNonfinite(aYScroll));
|
|
ScrollTo(scrollPos, ScrollOptions());
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollTo(double aXScroll, double aYScroll)
|
|
{
|
|
// Convert -Inf, Inf, and NaN to 0; otherwise, convert by C-style cast.
|
|
auto scrollPos = CSSIntPoint::Truncate(mozilla::ToZeroIfNonfinite(aXScroll),
|
|
mozilla::ToZeroIfNonfinite(aYScroll));
|
|
ScrollTo(scrollPos, ScrollOptions());
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollTo(const ScrollToOptions& aOptions)
|
|
{
|
|
// When scrolling to a non-zero offset, we need to determine whether that
|
|
// position is within our scrollable range, so we need updated layout
|
|
// information which requires a layout flush, otherwise all we need is to
|
|
// flush frames to be able to access our scrollable frame here.
|
|
FlushType flushType = ((aOptions.mLeft.WasPassed() &&
|
|
aOptions.mLeft.Value() > 0) ||
|
|
(aOptions.mTop.WasPassed() &&
|
|
aOptions.mTop.Value() > 0)) ?
|
|
FlushType::Layout :
|
|
FlushType::Frames;
|
|
FlushPendingNotifications(flushType);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
|
|
if (sf) {
|
|
CSSIntPoint scrollPos = sf->GetScrollPositionCSSPixels();
|
|
if (aOptions.mLeft.WasPassed()) {
|
|
scrollPos.x = mozilla::ToZeroIfNonfinite(aOptions.mLeft.Value());
|
|
}
|
|
if (aOptions.mTop.WasPassed()) {
|
|
scrollPos.y = mozilla::ToZeroIfNonfinite(aOptions.mTop.Value());
|
|
}
|
|
|
|
ScrollTo(scrollPos, aOptions);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Scroll(const ScrollToOptions& aOptions)
|
|
{
|
|
ScrollTo(aOptions);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollTo(const CSSIntPoint& aScroll,
|
|
const ScrollOptions& aOptions)
|
|
{
|
|
// When scrolling to a non-zero offset, we need to determine whether that
|
|
// position is within our scrollable range, so we need updated layout
|
|
// information which requires a layout flush, otherwise all we need is to
|
|
// flush frames to be able to access our scrollable frame here.
|
|
FlushType flushType = (aScroll.x || aScroll.y) ?
|
|
FlushType::Layout :
|
|
FlushType::Frames;
|
|
FlushPendingNotifications(flushType);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
|
|
if (sf) {
|
|
// Here we calculate what the max pixel value is that we can
|
|
// scroll to, we do this by dividing maxint with the pixel to
|
|
// twips conversion factor, and subtracting 4, the 4 comes from
|
|
// experimenting with this value, anything less makes the view
|
|
// code not scroll correctly, I have no idea why. -- jst
|
|
const int32_t maxpx = nsPresContext::AppUnitsToIntCSSPixels(0x7fffffff) - 4;
|
|
|
|
CSSIntPoint scroll(aScroll);
|
|
if (scroll.x > maxpx) {
|
|
scroll.x = maxpx;
|
|
}
|
|
|
|
if (scroll.y > maxpx) {
|
|
scroll.y = maxpx;
|
|
}
|
|
|
|
bool smoothScroll = sf->GetScrollbarStyles().IsSmoothScroll(aOptions.mBehavior);
|
|
|
|
sf->ScrollToCSSPixels(scroll, smoothScroll
|
|
? nsIScrollableFrame::SMOOTH_MSD
|
|
: nsIScrollableFrame::INSTANT);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollBy(double aXScrollDif, double aYScrollDif)
|
|
{
|
|
FlushPendingNotifications(FlushType::Layout);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
|
|
if (sf) {
|
|
// Convert -Inf, Inf, and NaN to 0; otherwise, convert by C-style cast.
|
|
auto scrollDif = CSSIntPoint::Truncate(mozilla::ToZeroIfNonfinite(aXScrollDif),
|
|
mozilla::ToZeroIfNonfinite(aYScrollDif));
|
|
// It seems like it would make more sense for ScrollBy to use
|
|
// SMOOTH mode, but tests seem to depend on the synchronous behaviour.
|
|
// Perhaps Web content does too.
|
|
ScrollTo(sf->GetScrollPositionCSSPixels() + scrollDif, ScrollOptions());
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollBy(const ScrollToOptions& aOptions)
|
|
{
|
|
FlushPendingNotifications(FlushType::Layout);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
|
|
if (sf) {
|
|
CSSIntPoint scrollPos = sf->GetScrollPositionCSSPixels();
|
|
if (aOptions.mLeft.WasPassed()) {
|
|
scrollPos.x += mozilla::ToZeroIfNonfinite(aOptions.mLeft.Value());
|
|
}
|
|
if (aOptions.mTop.WasPassed()) {
|
|
scrollPos.y += mozilla::ToZeroIfNonfinite(aOptions.mTop.Value());
|
|
}
|
|
|
|
ScrollTo(scrollPos, aOptions);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollByLines(int32_t numLines,
|
|
const ScrollOptions& aOptions)
|
|
{
|
|
FlushPendingNotifications(FlushType::Layout);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
if (sf) {
|
|
// It seems like it would make more sense for ScrollByLines to use
|
|
// SMOOTH mode, but tests seem to depend on the synchronous behaviour.
|
|
// Perhaps Web content does too.
|
|
bool smoothScroll = sf->GetScrollbarStyles().IsSmoothScroll(aOptions.mBehavior);
|
|
|
|
sf->ScrollBy(nsIntPoint(0, numLines), nsIScrollableFrame::LINES,
|
|
smoothScroll
|
|
? nsIScrollableFrame::SMOOTH_MSD
|
|
: nsIScrollableFrame::INSTANT);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ScrollByPages(int32_t numPages,
|
|
const ScrollOptions& aOptions)
|
|
{
|
|
FlushPendingNotifications(FlushType::Layout);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
if (sf) {
|
|
// It seems like it would make more sense for ScrollByPages to use
|
|
// SMOOTH mode, but tests seem to depend on the synchronous behaviour.
|
|
// Perhaps Web content does too.
|
|
bool smoothScroll = sf->GetScrollbarStyles().IsSmoothScroll(aOptions.mBehavior);
|
|
|
|
sf->ScrollBy(nsIntPoint(0, numPages), nsIScrollableFrame::PAGES,
|
|
smoothScroll
|
|
? nsIScrollableFrame::SMOOTH_MSD
|
|
: nsIScrollableFrame::INSTANT);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::MozScrollSnap()
|
|
{
|
|
FlushPendingNotifications(FlushType::Layout);
|
|
nsIScrollableFrame *sf = GetScrollFrame();
|
|
if (sf) {
|
|
sf->ScrollSnap();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ClearTimeout(int32_t aHandle)
|
|
{
|
|
if (aHandle > 0) {
|
|
mTimeoutManager->ClearTimeout(aHandle, Timeout::Reason::eTimeoutOrInterval);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ClearInterval(int32_t aHandle)
|
|
{
|
|
if (aHandle > 0) {
|
|
mTimeoutManager->ClearTimeout(aHandle, Timeout::Reason::eTimeoutOrInterval);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetResizable(bool aResizable) const
|
|
{
|
|
// nop
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CaptureEvents()
|
|
{
|
|
if (mDoc) {
|
|
mDoc->WarnOnceAbout(nsIDocument::eUseOfCaptureEvents);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ReleaseEvents()
|
|
{
|
|
if (mDoc) {
|
|
mDoc->WarnOnceAbout(nsIDocument::eUseOfReleaseEvents);
|
|
}
|
|
}
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::Open(const nsAString& aUrl, const nsAString& aName,
|
|
const nsAString& aOptions, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(OpenOuter, (aUrl, aName, aOptions, aError), aError,
|
|
nullptr);
|
|
}
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::OpenDialog(JSContext* aCx, const nsAString& aUrl,
|
|
const nsAString& aName, const nsAString& aOptions,
|
|
const Sequence<JS::Value>& aExtraArgument,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(OpenDialogOuter,
|
|
(aCx, aUrl, aName, aOptions, aExtraArgument, aError),
|
|
aError, nullptr);
|
|
}
|
|
|
|
already_AddRefed<nsPIDOMWindowOuter>
|
|
nsGlobalWindowInner::GetFrames(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetFramesOuter, (), aError, nullptr);
|
|
}
|
|
|
|
nsGlobalWindowInner*
|
|
nsGlobalWindowInner::CallerInnerWindow()
|
|
{
|
|
JSContext *cx = nsContentUtils::GetCurrentJSContext();
|
|
NS_ENSURE_TRUE(cx, nullptr);
|
|
nsIGlobalObject* global = GetIncumbentGlobal();
|
|
NS_ENSURE_TRUE(global, nullptr);
|
|
JS::Rooted<JSObject*> scope(cx, global->GetGlobalJSObject());
|
|
NS_ENSURE_TRUE(scope, nullptr);
|
|
|
|
// When Jetpack runs content scripts inside a sandbox, it uses
|
|
// sandboxPrototype to make them appear as though they're running in the
|
|
// scope of the page. So when a content script invokes postMessage, it expects
|
|
// the |source| of the received message to be the window set as the
|
|
// sandboxPrototype. This used to work incidentally for unrelated reasons, but
|
|
// now we need to do some special handling to support it.
|
|
if (xpc::IsSandbox(scope)) {
|
|
JSAutoCompartment ac(cx, scope);
|
|
JS::Rooted<JSObject*> scopeProto(cx);
|
|
bool ok = JS_GetPrototype(cx, scope, &scopeProto);
|
|
NS_ENSURE_TRUE(ok, nullptr);
|
|
if (scopeProto && xpc::IsSandboxPrototypeProxy(scopeProto) &&
|
|
(scopeProto = js::CheckedUnwrap(scopeProto, /* stopAtWindowProxy = */ false)))
|
|
{
|
|
global = xpc::NativeGlobal(scopeProto);
|
|
NS_ENSURE_TRUE(global, nullptr);
|
|
}
|
|
}
|
|
|
|
// The calling window must be holding a reference, so we can return a weak
|
|
// pointer.
|
|
nsCOMPtr<nsPIDOMWindowInner> win = do_QueryInterface(global);
|
|
return nsGlobalWindowInner::Cast(win);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
|
|
const nsAString& aTargetOrigin,
|
|
JS::Handle<JS::Value> aTransfer,
|
|
nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(PostMessageMozOuter,
|
|
(aCx, aMessage, aTargetOrigin, aTransfer,
|
|
aSubjectPrincipal, aError),
|
|
aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
|
|
const nsAString& aTargetOrigin,
|
|
const Sequence<JSObject*>& aTransfer,
|
|
nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aRv)
|
|
{
|
|
JS::Rooted<JS::Value> transferArray(aCx, JS::UndefinedValue());
|
|
|
|
aRv = nsContentUtils::CreateJSValueFromSequenceOfObject(aCx, aTransfer,
|
|
&transferArray);
|
|
if (NS_WARN_IF(aRv.Failed())) {
|
|
return;
|
|
}
|
|
|
|
PostMessageMoz(aCx, aMessage, aTargetOrigin, transferArray,
|
|
aSubjectPrincipal, aRv);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Close(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(CloseOuter, (nsContentUtils::IsCallerChrome()), aError, );
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::Close()
|
|
{
|
|
FORWARD_TO_OUTER(Close, (), NS_ERROR_UNEXPECTED);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ReallyCloseWindow()
|
|
{
|
|
FORWARD_TO_OUTER_VOID(ReallyCloseWindow, ());
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsInModalState()
|
|
{
|
|
FORWARD_TO_OUTER(IsInModalState, (), false);
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsGlobalWindowInner::NotifyDOMWindowDestroyed(nsGlobalWindowInner* aWindow)
|
|
{
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
services::GetObserverService();
|
|
if (observerService) {
|
|
observerService->
|
|
NotifyObservers(ToSupports(aWindow),
|
|
DOM_WINDOW_DESTROYED_TOPIC, nullptr);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::NotifyWindowIDDestroyed(const char* aTopic)
|
|
{
|
|
nsCOMPtr<nsIRunnable> runnable =
|
|
new WindowDestroyedEvent(this, mWindowID, aTopic);
|
|
Dispatch(TaskCategory::Other, runnable.forget());
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsGlobalWindowInner::NotifyDOMWindowFrozen(nsGlobalWindowInner* aWindow)
|
|
{
|
|
if (aWindow) {
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
services::GetObserverService();
|
|
if (observerService) {
|
|
observerService->
|
|
NotifyObservers(ToSupports(aWindow),
|
|
DOM_WINDOW_FROZEN_TOPIC, nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsGlobalWindowInner::NotifyDOMWindowThawed(nsGlobalWindowInner* aWindow)
|
|
{
|
|
if (aWindow) {
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
services::GetObserverService();
|
|
if (observerService) {
|
|
observerService->
|
|
NotifyObservers(ToSupports(aWindow),
|
|
DOM_WINDOW_THAWED_TOPIC, nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
JSObject*
|
|
nsGlobalWindowInner::GetCachedXBLPrototypeHandler(nsXBLPrototypeHandler* aKey)
|
|
{
|
|
JS::Rooted<JSObject*> handler(RootingCx());
|
|
if (mCachedXBLPrototypeHandlers) {
|
|
mCachedXBLPrototypeHandlers->Get(aKey, handler.address());
|
|
}
|
|
return handler;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CacheXBLPrototypeHandler(nsXBLPrototypeHandler* aKey,
|
|
JS::Handle<JSObject*> aHandler)
|
|
{
|
|
if (!mCachedXBLPrototypeHandlers) {
|
|
mCachedXBLPrototypeHandlers = MakeUnique<XBLPrototypeHandlerTable>();
|
|
PreserveWrapper(ToSupports(this));
|
|
}
|
|
|
|
mCachedXBLPrototypeHandlers->Put(aKey, aHandler);
|
|
}
|
|
|
|
Element*
|
|
nsGlobalWindowInner::GetFrameElement(nsIPrincipal& aSubjectPrincipal,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetFrameElementOuter, (aSubjectPrincipal), aError,
|
|
nullptr);
|
|
}
|
|
|
|
Element*
|
|
nsGlobalWindowInner::GetRealFrameElement(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetRealFrameElementOuter, (), aError, nullptr);
|
|
}
|
|
|
|
/**
|
|
* nsIGlobalWindow::GetFrameElement (when called from C++) is just a wrapper
|
|
* around GetRealFrameElement.
|
|
*/
|
|
already_AddRefed<nsIDOMElement>
|
|
nsGlobalWindowInner::GetFrameElement()
|
|
{
|
|
ErrorResult dummy;
|
|
nsCOMPtr<nsIDOMElement> frameElement =
|
|
do_QueryInterface(GetRealFrameElement(dummy));
|
|
dummy.SuppressException();
|
|
return frameElement.forget();
|
|
}
|
|
|
|
/* static */ bool
|
|
nsGlobalWindowInner::TokenizeDialogOptions(nsAString& aToken,
|
|
nsAString::const_iterator& aIter,
|
|
nsAString::const_iterator aEnd)
|
|
{
|
|
while (aIter != aEnd && nsCRT::IsAsciiSpace(*aIter)) {
|
|
++aIter;
|
|
}
|
|
|
|
if (aIter == aEnd) {
|
|
return false;
|
|
}
|
|
|
|
if (*aIter == ';' || *aIter == ':' || *aIter == '=') {
|
|
aToken.Assign(*aIter);
|
|
++aIter;
|
|
return true;
|
|
}
|
|
|
|
nsAString::const_iterator start = aIter;
|
|
|
|
// Skip characters until we find whitespace, ';', ':', or '='
|
|
while (aIter != aEnd && !nsCRT::IsAsciiSpace(*aIter) &&
|
|
*aIter != ';' &&
|
|
*aIter != ':' &&
|
|
*aIter != '=') {
|
|
++aIter;
|
|
}
|
|
|
|
aToken.Assign(Substring(start, aIter));
|
|
return true;
|
|
}
|
|
|
|
// Helper for converting window.showModalDialog() options (list of ';'
|
|
// separated name (:|=) value pairs) to a format that's parsable by
|
|
// our normal window opening code.
|
|
|
|
/* static */
|
|
void
|
|
nsGlobalWindowInner::ConvertDialogOptions(const nsAString& aOptions,
|
|
nsAString& aResult)
|
|
{
|
|
nsAString::const_iterator end;
|
|
aOptions.EndReading(end);
|
|
|
|
nsAString::const_iterator iter;
|
|
aOptions.BeginReading(iter);
|
|
|
|
nsAutoString token;
|
|
nsAutoString name;
|
|
nsAutoString value;
|
|
|
|
while (true) {
|
|
if (!TokenizeDialogOptions(name, iter, end)) {
|
|
break;
|
|
}
|
|
|
|
// Invalid name.
|
|
if (name.EqualsLiteral("=") ||
|
|
name.EqualsLiteral(":") ||
|
|
name.EqualsLiteral(";")) {
|
|
break;
|
|
}
|
|
|
|
if (!TokenizeDialogOptions(token, iter, end)) {
|
|
break;
|
|
}
|
|
|
|
if (!token.EqualsLiteral(":") && !token.EqualsLiteral("=")) {
|
|
continue;
|
|
}
|
|
|
|
// We found name followed by ':' or '='. Look for a value.
|
|
if (!TokenizeDialogOptions(value, iter, end)) {
|
|
break;
|
|
}
|
|
|
|
if (name.LowerCaseEqualsLiteral("center")) {
|
|
if (value.LowerCaseEqualsLiteral("on") ||
|
|
value.LowerCaseEqualsLiteral("yes") ||
|
|
value.LowerCaseEqualsLiteral("1")) {
|
|
aResult.AppendLiteral(",centerscreen=1");
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("dialogwidth")) {
|
|
if (!value.IsEmpty()) {
|
|
aResult.AppendLiteral(",width=");
|
|
aResult.Append(value);
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("dialogheight")) {
|
|
if (!value.IsEmpty()) {
|
|
aResult.AppendLiteral(",height=");
|
|
aResult.Append(value);
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("dialogtop")) {
|
|
if (!value.IsEmpty()) {
|
|
aResult.AppendLiteral(",top=");
|
|
aResult.Append(value);
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("dialogleft")) {
|
|
if (!value.IsEmpty()) {
|
|
aResult.AppendLiteral(",left=");
|
|
aResult.Append(value);
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("resizable")) {
|
|
if (value.LowerCaseEqualsLiteral("on") ||
|
|
value.LowerCaseEqualsLiteral("yes") ||
|
|
value.LowerCaseEqualsLiteral("1")) {
|
|
aResult.AppendLiteral(",resizable=1");
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("scroll")) {
|
|
if (value.LowerCaseEqualsLiteral("off") ||
|
|
value.LowerCaseEqualsLiteral("no") ||
|
|
value.LowerCaseEqualsLiteral("0")) {
|
|
aResult.AppendLiteral(",scrollbars=0");
|
|
}
|
|
}
|
|
|
|
if (iter == end ||
|
|
!TokenizeDialogOptions(token, iter, end) ||
|
|
!token.EqualsLiteral(";")) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::UpdateCommands(const nsAString& anAction,
|
|
nsISelection* aSel,
|
|
int16_t aReason)
|
|
{
|
|
if (GetOuterWindowInternal()) {
|
|
GetOuterWindowInternal()->UpdateCommands(anAction, aSel, aReason);
|
|
}
|
|
}
|
|
|
|
Selection*
|
|
nsGlobalWindowInner::GetSelection(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetSelectionOuter, (), aError, nullptr);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::Find(const nsAString& aString, bool aCaseSensitive,
|
|
bool aBackwards, bool aWrapAround, bool aWholeWord,
|
|
bool aSearchInFrames, bool aShowDialog,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(FindOuter,
|
|
(aString, aCaseSensitive, aBackwards, aWrapAround,
|
|
aWholeWord, aSearchInFrames, aShowDialog, aError),
|
|
aError, false);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetOrigin(nsAString& aOrigin)
|
|
{
|
|
nsContentUtils::GetUTFOrigin(GetPrincipal(), aOrigin);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Atob(const nsAString& aAsciiBase64String,
|
|
nsAString& aBinaryData, ErrorResult& aError)
|
|
{
|
|
aError = nsContentUtils::Atob(aAsciiBase64String, aBinaryData);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Btoa(const nsAString& aBinaryData,
|
|
nsAString& aAsciiBase64String, ErrorResult& aError)
|
|
{
|
|
aError = nsContentUtils::Btoa(aBinaryData, aAsciiBase64String);
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsIDOMEventTarget
|
|
//*****************************************************************************
|
|
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetOwnerGlobalForBindings()
|
|
{
|
|
return nsPIDOMWindowOuter::GetFromCurrentInner(this);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::DispatchEvent(Event& aEvent,
|
|
CallerType aCallerType,
|
|
ErrorResult& aRv)
|
|
{
|
|
if (!IsCurrentInnerWindow()) {
|
|
NS_WARNING("DispatchEvent called on non-current inner window, dropping. "
|
|
"Please check the window in the caller instead.");
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return false;
|
|
}
|
|
|
|
if (!mDoc) {
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return false;
|
|
}
|
|
|
|
// Obtain a presentation shell
|
|
RefPtr<nsPresContext> presContext = mDoc->GetPresContext();
|
|
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
nsresult rv = EventDispatcher::DispatchDOMEvent(ToSupports(this), nullptr,
|
|
&aEvent, presContext, &status);
|
|
bool retval = !aEvent.DefaultPrevented(aCallerType);
|
|
if (NS_FAILED(rv)) {
|
|
aRv.Throw(rv);
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::ComputeDefaultWantsUntrusted(ErrorResult& aRv)
|
|
{
|
|
return !nsContentUtils::IsChromeDoc(mDoc);
|
|
}
|
|
|
|
EventListenerManager*
|
|
nsGlobalWindowInner::GetOrCreateListenerManager()
|
|
{
|
|
if (!mListenerManager) {
|
|
mListenerManager =
|
|
new EventListenerManager(static_cast<EventTarget*>(this));
|
|
}
|
|
|
|
return mListenerManager;
|
|
}
|
|
|
|
EventListenerManager*
|
|
nsGlobalWindowInner::GetExistingListenerManager() const
|
|
{
|
|
return mListenerManager;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsPIDOMWindow
|
|
//*****************************************************************************
|
|
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetPrivateRoot()
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer) {
|
|
NS_WARNING("No outer window available!");
|
|
return nullptr;
|
|
}
|
|
return outer->GetPrivateRoot();
|
|
}
|
|
|
|
Location*
|
|
nsGlobalWindowInner::GetLocation()
|
|
{
|
|
if (!mLocation) {
|
|
mLocation = new dom::Location(this, GetDocShell());
|
|
}
|
|
|
|
return mLocation;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsTopLevelWindowActive()
|
|
{
|
|
if (GetOuterWindowInternal()) {
|
|
return GetOuterWindowInternal()->IsTopLevelWindowActive();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::MaybeUpdateTouchState()
|
|
{
|
|
if (mMayHaveTouchEventListener) {
|
|
nsCOMPtr<nsIObserverService> observerService =
|
|
services::GetObserverService();
|
|
|
|
if (observerService) {
|
|
observerService->NotifyObservers(static_cast<nsIDOMWindow*>(this),
|
|
DOM_TOUCH_LISTENER_ADDED,
|
|
nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::EnableGamepadUpdates()
|
|
{
|
|
if (mHasGamepad) {
|
|
RefPtr<GamepadManager> gamepadManager(GamepadManager::GetService());
|
|
if (gamepadManager) {
|
|
gamepadManager->AddListener(this);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableGamepadUpdates()
|
|
{
|
|
if (mHasGamepad) {
|
|
RefPtr<GamepadManager> gamepadManager(GamepadManager::GetService());
|
|
if (gamepadManager) {
|
|
gamepadManager->RemoveListener(this);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::EnableVRUpdates()
|
|
{
|
|
if (mHasVREvents && !mVREventObserver) {
|
|
mVREventObserver = new VREventObserver(this);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableVRUpdates()
|
|
{
|
|
if (mVREventObserver) {
|
|
mVREventObserver->DisconnectFromOwner();
|
|
mVREventObserver = nullptr;
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ResetVRTelemetry(bool aUpdate)
|
|
{
|
|
if (mVREventObserver) {
|
|
mVREventObserver->UpdateSpentTimeIn2DTelemetry(aUpdate);
|
|
}
|
|
}
|
|
|
|
static bool ShouldShowFocusRingIfFocusedByMouse(nsIContent* aNode)
|
|
{
|
|
if (!aNode) {
|
|
return true;
|
|
}
|
|
return !nsContentUtils::ContentIsLink(aNode) &&
|
|
!aNode->IsAnyOfHTMLElements(nsGkAtoms::video, nsGkAtoms::audio);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetFocusedNode(nsIContent* aNode,
|
|
uint32_t aFocusMethod,
|
|
bool aNeedsFocus)
|
|
{
|
|
if (aNode && aNode->GetComposedDoc() != mDoc) {
|
|
NS_WARNING("Trying to set focus to a node from a wrong document");
|
|
return;
|
|
}
|
|
|
|
if (IsDying()) {
|
|
NS_ASSERTION(!aNode, "Trying to focus cleaned up window!");
|
|
aNode = nullptr;
|
|
aNeedsFocus = false;
|
|
}
|
|
if (mFocusedNode != aNode) {
|
|
UpdateCanvasFocus(false, aNode);
|
|
mFocusedNode = aNode;
|
|
mFocusMethod = aFocusMethod & FOCUSMETHOD_MASK;
|
|
mShowFocusRingForContent = false;
|
|
}
|
|
|
|
if (mFocusedNode) {
|
|
// if a node was focused by a keypress, turn on focus rings for the
|
|
// window.
|
|
if (mFocusMethod & nsIFocusManager::FLAG_BYKEY) {
|
|
mFocusByKeyOccurred = true;
|
|
} else if (
|
|
// otherwise, we set mShowFocusRingForContent, as we don't want this to
|
|
// be permanent for the window. On Windows, focus rings are only shown
|
|
// when the FLAG_SHOWRING flag is used. On other platforms, focus rings
|
|
// are only visible on some elements.
|
|
#ifndef XP_WIN
|
|
!(mFocusMethod & nsIFocusManager::FLAG_BYMOUSE) ||
|
|
ShouldShowFocusRingIfFocusedByMouse(aNode) ||
|
|
#endif
|
|
aFocusMethod & nsIFocusManager::FLAG_SHOWRING) {
|
|
mShowFocusRingForContent = true;
|
|
}
|
|
}
|
|
|
|
if (aNeedsFocus)
|
|
mNeedsFocus = aNeedsFocus;
|
|
}
|
|
|
|
uint32_t
|
|
nsGlobalWindowInner::GetFocusMethod()
|
|
{
|
|
return mFocusMethod;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::ShouldShowFocusRing()
|
|
{
|
|
if (mShowFocusRingForContent || mFocusByKeyOccurred) {
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsPIWindowRoot> root = GetTopWindowRoot();
|
|
return root ? root->ShowFocusRings() : false;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::TakeFocus(bool aFocus, uint32_t aFocusMethod)
|
|
{
|
|
if (IsDying()) {
|
|
return false;
|
|
}
|
|
|
|
if (aFocus)
|
|
mFocusMethod = aFocusMethod & FOCUSMETHOD_MASK;
|
|
|
|
if (mHasFocus != aFocus) {
|
|
mHasFocus = aFocus;
|
|
UpdateCanvasFocus(true, mFocusedNode);
|
|
}
|
|
|
|
// if mNeedsFocus is true, then the document has not yet received a
|
|
// document-level focus event. If there is a root content node, then return
|
|
// true to tell the calling focus manager that a focus event is expected. If
|
|
// there is no root content node, the document hasn't loaded enough yet, or
|
|
// there isn't one and there is no point in firing a focus event.
|
|
if (aFocus && mNeedsFocus && mDoc && mDoc->GetRootElement() != nullptr) {
|
|
mNeedsFocus = false;
|
|
return true;
|
|
}
|
|
|
|
mNeedsFocus = false;
|
|
return false;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetReadyForFocus()
|
|
{
|
|
bool oldNeedsFocus = mNeedsFocus;
|
|
mNeedsFocus = false;
|
|
|
|
nsIFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->WindowShown(GetOuterWindow(), oldNeedsFocus);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::PageHidden()
|
|
{
|
|
// the window is being hidden, so tell the focus manager that the frame is
|
|
// no longer valid. Use the persisted field to determine if the document
|
|
// is being destroyed.
|
|
|
|
nsIFocusManager* fm = nsFocusManager::GetFocusManager();
|
|
if (fm) {
|
|
fm->WindowHidden(GetOuterWindow());
|
|
}
|
|
|
|
mNeedsFocus = true;
|
|
}
|
|
|
|
class HashchangeCallback : public Runnable
|
|
{
|
|
public:
|
|
HashchangeCallback(const nsAString& aOldURL,
|
|
const nsAString& aNewURL,
|
|
nsGlobalWindowInner* aWindow)
|
|
: mozilla::Runnable("HashchangeCallback")
|
|
, mWindow(aWindow)
|
|
{
|
|
MOZ_ASSERT(mWindow);
|
|
mOldURL.Assign(aOldURL);
|
|
mNewURL.Assign(aNewURL);
|
|
}
|
|
|
|
NS_IMETHOD Run() override
|
|
{
|
|
NS_PRECONDITION(NS_IsMainThread(), "Should be called on the main thread.");
|
|
return mWindow->FireHashchange(mOldURL, mNewURL);
|
|
}
|
|
|
|
private:
|
|
nsString mOldURL;
|
|
nsString mNewURL;
|
|
RefPtr<nsGlobalWindowInner> mWindow;
|
|
};
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::DispatchAsyncHashchange(nsIURI *aOldURI, nsIURI *aNewURI)
|
|
{
|
|
// Make sure that aOldURI and aNewURI are identical up to the '#', and that
|
|
// their hashes are different.
|
|
bool equal = false;
|
|
NS_ENSURE_STATE(NS_SUCCEEDED(aOldURI->EqualsExceptRef(aNewURI, &equal)) && equal);
|
|
nsAutoCString oldHash, newHash;
|
|
bool oldHasHash, newHasHash;
|
|
NS_ENSURE_STATE(NS_SUCCEEDED(aOldURI->GetRef(oldHash)) &&
|
|
NS_SUCCEEDED(aNewURI->GetRef(newHash)) &&
|
|
NS_SUCCEEDED(aOldURI->GetHasRef(&oldHasHash)) &&
|
|
NS_SUCCEEDED(aNewURI->GetHasRef(&newHasHash)) &&
|
|
(oldHasHash != newHasHash || !oldHash.Equals(newHash)));
|
|
|
|
nsAutoCString oldSpec, newSpec;
|
|
nsresult rv = aOldURI->GetSpec(oldSpec);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = aNewURI->GetSpec(newSpec);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ConvertUTF8toUTF16 oldWideSpec(oldSpec);
|
|
NS_ConvertUTF8toUTF16 newWideSpec(newSpec);
|
|
|
|
nsCOMPtr<nsIRunnable> callback =
|
|
new HashchangeCallback(oldWideSpec, newWideSpec, this);
|
|
return Dispatch(TaskCategory::Other, callback.forget());
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::FireHashchange(const nsAString &aOldURL,
|
|
const nsAString &aNewURL)
|
|
{
|
|
// Don't do anything if the window is frozen.
|
|
if (IsFrozen()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Get a presentation shell for use in creating the hashchange event.
|
|
NS_ENSURE_STATE(IsCurrentInnerWindow());
|
|
|
|
HashChangeEventInit init;
|
|
init.mBubbles = true;
|
|
init.mCancelable = false;
|
|
init.mNewURL = aNewURL;
|
|
init.mOldURL = aOldURL;
|
|
|
|
RefPtr<HashChangeEvent> event =
|
|
HashChangeEvent::Constructor(this, NS_LITERAL_STRING("hashchange"),
|
|
init);
|
|
|
|
event->SetTrusted(true);
|
|
|
|
ErrorResult rv;
|
|
DispatchEvent(*event, rv);
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::DispatchSyncPopState()
|
|
{
|
|
NS_ASSERTION(nsContentUtils::IsSafeToRunScript(),
|
|
"Must be safe to run script here.");
|
|
|
|
nsresult rv = NS_OK;
|
|
|
|
// Bail if the window is frozen.
|
|
if (IsFrozen()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Get the document's pending state object -- it contains the data we're
|
|
// going to send along with the popstate event. The object is serialized
|
|
// using structured clone.
|
|
nsCOMPtr<nsIVariant> stateObj;
|
|
rv = mDoc->GetStateObject(getter_AddRefs(stateObj));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool result = true;
|
|
AutoJSAPI jsapi;
|
|
result = jsapi.Init(this);
|
|
NS_ENSURE_TRUE(result, NS_ERROR_FAILURE);
|
|
|
|
JSContext* cx = jsapi.cx();
|
|
JS::Rooted<JS::Value> stateJSValue(cx, JS::NullValue());
|
|
result = stateObj ? VariantToJsval(cx, stateObj, &stateJSValue) : true;
|
|
NS_ENSURE_TRUE(result, NS_ERROR_FAILURE);
|
|
|
|
RootedDictionary<PopStateEventInit> init(cx);
|
|
init.mBubbles = true;
|
|
init.mCancelable = false;
|
|
init.mState = stateJSValue;
|
|
|
|
RefPtr<PopStateEvent> event =
|
|
PopStateEvent::Constructor(this, NS_LITERAL_STRING("popstate"),
|
|
init);
|
|
event->SetTrusted(true);
|
|
event->SetTarget(this);
|
|
|
|
ErrorResult err;
|
|
DispatchEvent(*event, err);
|
|
return err.StealNSResult();
|
|
}
|
|
|
|
// Find an nsICanvasFrame under aFrame. Only search the principal
|
|
// child lists. aFrame must be non-null.
|
|
static nsCanvasFrame*
|
|
FindCanvasFrame(nsIFrame* aFrame)
|
|
{
|
|
nsCanvasFrame* canvasFrame = do_QueryFrame(aFrame);
|
|
if (canvasFrame) {
|
|
return canvasFrame;
|
|
}
|
|
|
|
for (nsIFrame* kid : aFrame->PrincipalChildList()) {
|
|
canvasFrame = FindCanvasFrame(kid);
|
|
if (canvasFrame) {
|
|
return canvasFrame;
|
|
}
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
//-------------------------------------------------------
|
|
// Tells the HTMLFrame/CanvasFrame that is now has focus
|
|
void
|
|
nsGlobalWindowInner::UpdateCanvasFocus(bool aFocusChanged, nsIContent* aNewContent)
|
|
{
|
|
// this is called from the inner window so use GetDocShell
|
|
nsIDocShell* docShell = GetDocShell();
|
|
if (!docShell)
|
|
return;
|
|
|
|
bool editable;
|
|
docShell->GetEditable(&editable);
|
|
if (editable)
|
|
return;
|
|
|
|
nsCOMPtr<nsIPresShell> presShell = docShell->GetPresShell();
|
|
if (!presShell || !mDoc)
|
|
return;
|
|
|
|
Element *rootElement = mDoc->GetRootElement();
|
|
if (rootElement) {
|
|
if ((mHasFocus || aFocusChanged) &&
|
|
(mFocusedNode == rootElement || aNewContent == rootElement)) {
|
|
nsIFrame* frame = rootElement->GetPrimaryFrame();
|
|
if (frame) {
|
|
frame = frame->GetParent();
|
|
nsCanvasFrame* canvasFrame = do_QueryFrame(frame);
|
|
if (canvasFrame) {
|
|
canvasFrame->SetHasFocus(mHasFocus && rootElement == aNewContent);
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// Look for the frame the hard way
|
|
nsIFrame* frame = presShell->GetRootFrame();
|
|
if (frame) {
|
|
nsCanvasFrame* canvasFrame = FindCanvasFrame(frame);
|
|
if (canvasFrame) {
|
|
canvasFrame->SetHasFocus(false);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
already_AddRefed<nsICSSDeclaration>
|
|
nsGlobalWindowInner::GetComputedStyle(Element& aElt, const nsAString& aPseudoElt,
|
|
ErrorResult& aError)
|
|
{
|
|
return GetComputedStyleHelper(aElt, aPseudoElt, false, aError);
|
|
}
|
|
|
|
already_AddRefed<nsICSSDeclaration>
|
|
nsGlobalWindowInner::GetDefaultComputedStyle(Element& aElt,
|
|
const nsAString& aPseudoElt,
|
|
ErrorResult& aError)
|
|
{
|
|
return GetComputedStyleHelper(aElt, aPseudoElt, true, aError);
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::GetComputedStyleHelper(nsIDOMElement* aElt,
|
|
const nsAString& aPseudoElt,
|
|
bool aDefaultStylesOnly,
|
|
nsICSSDeclaration** aReturn)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aReturn);
|
|
*aReturn = nullptr;
|
|
|
|
nsCOMPtr<dom::Element> element = do_QueryInterface(aElt);
|
|
if (!element) {
|
|
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
|
|
}
|
|
|
|
ErrorResult rv;
|
|
nsCOMPtr<nsICSSDeclaration> cs =
|
|
GetComputedStyleHelper(*element, aPseudoElt, aDefaultStylesOnly, rv);
|
|
cs.forget(aReturn);
|
|
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
already_AddRefed<nsICSSDeclaration>
|
|
nsGlobalWindowInner::GetComputedStyleHelper(Element& aElt,
|
|
const nsAString& aPseudoElt,
|
|
bool aDefaultStylesOnly,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetComputedStyleHelperOuter,
|
|
(aElt, aPseudoElt, aDefaultStylesOnly),
|
|
aError, nullptr);
|
|
}
|
|
|
|
Storage*
|
|
nsGlobalWindowInner::GetSessionStorage(ErrorResult& aError)
|
|
{
|
|
nsIPrincipal *principal = GetPrincipal();
|
|
nsIDocShell* docShell = GetDocShell();
|
|
|
|
if (!principal || !docShell || !Storage::StoragePrefIsEnabled()) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (mSessionStorage) {
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("nsGlobalWindowInner %p has %p sessionStorage", this, mSessionStorage.get()));
|
|
bool canAccess = principal->Subsumes(mSessionStorage->Principal());
|
|
NS_ASSERTION(canAccess,
|
|
"This window owned sessionStorage "
|
|
"that could not be accessed!");
|
|
if (!canAccess) {
|
|
mSessionStorage = nullptr;
|
|
}
|
|
}
|
|
|
|
if (!mSessionStorage) {
|
|
nsString documentURI;
|
|
if (mDoc) {
|
|
aError = mDoc->GetDocumentURI(documentURI);
|
|
if (NS_WARN_IF(aError.Failed())) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
// If the document has the sandboxed origin flag set
|
|
// don't allow access to sessionStorage.
|
|
if (!mDoc) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
if (mDoc->GetSandboxFlags() & SANDBOXED_ORIGIN) {
|
|
aError.Throw(NS_ERROR_DOM_SECURITY_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIDOMStorageManager> storageManager = do_QueryInterface(docShell, &rv);
|
|
if (NS_FAILED(rv)) {
|
|
aError.Throw(rv);
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMStorage> storage;
|
|
aError = storageManager->CreateStorage(this, principal, documentURI,
|
|
IsPrivateBrowsing(),
|
|
getter_AddRefs(storage));
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
mSessionStorage = static_cast<Storage*>(storage.get());
|
|
MOZ_ASSERT(mSessionStorage);
|
|
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("nsGlobalWindowInner %p tried to get a new sessionStorage %p", this, mSessionStorage.get()));
|
|
|
|
if (!mSessionStorage) {
|
|
aError.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("nsGlobalWindowInner %p returns %p sessionStorage", this, mSessionStorage.get()));
|
|
|
|
return mSessionStorage;
|
|
}
|
|
|
|
Storage*
|
|
nsGlobalWindowInner::GetLocalStorage(ErrorResult& aError)
|
|
{
|
|
if (!Storage::StoragePrefIsEnabled()) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (!mLocalStorage) {
|
|
if (nsContentUtils::StorageAllowedForWindow(this) ==
|
|
nsContentUtils::StorageAccess::eDeny) {
|
|
aError.Throw(NS_ERROR_DOM_SECURITY_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
nsIPrincipal *principal = GetPrincipal();
|
|
if (!principal) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsIDOMStorageManager> storageManager =
|
|
do_GetService("@mozilla.org/dom/localStorage-manager;1", &rv);
|
|
if (NS_FAILED(rv)) {
|
|
aError.Throw(rv);
|
|
return nullptr;
|
|
}
|
|
|
|
nsString documentURI;
|
|
if (mDoc) {
|
|
aError = mDoc->GetDocumentURI(documentURI);
|
|
if (NS_WARN_IF(aError.Failed())) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMStorage> storage;
|
|
aError = storageManager->CreateStorage(this, principal, documentURI,
|
|
IsPrivateBrowsing(),
|
|
getter_AddRefs(storage));
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
mLocalStorage = static_cast<Storage*>(storage.get());
|
|
MOZ_ASSERT(mLocalStorage);
|
|
}
|
|
|
|
return mLocalStorage;
|
|
}
|
|
|
|
IDBFactory*
|
|
nsGlobalWindowInner::GetIndexedDB(ErrorResult& aError)
|
|
{
|
|
if (!mIndexedDB) {
|
|
// This may keep mIndexedDB null without setting an error.
|
|
aError = IDBFactory::CreateForWindow(this,
|
|
getter_AddRefs(mIndexedDB));
|
|
}
|
|
|
|
return mIndexedDB;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::AddPendingPromise(mozilla::dom::Promise* aPromise)
|
|
{
|
|
mPendingPromises.AppendElement(aPromise);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::RemovePendingPromise(mozilla::dom::Promise* aPromise)
|
|
{
|
|
DebugOnly<bool> foundIt = mPendingPromises.RemoveElement(aPromise);
|
|
MOZ_ASSERT(foundIt, "tried to remove a non-existent element from mPendingPromises");
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner::nsIInterfaceRequestor
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsGlobalWindowInner::GetInterface(const nsIID & aIID, void **aSink)
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
NS_ENSURE_TRUE(outer, NS_ERROR_NOT_INITIALIZED);
|
|
|
|
nsresult rv = outer->GetInterfaceInternal(aIID, aSink);
|
|
if (rv == NS_ERROR_NO_INTERFACE) {
|
|
return QueryInterface(aIID, aSink);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetInterface(JSContext* aCx, nsIJSID* aIID,
|
|
JS::MutableHandle<JS::Value> aRetval,
|
|
ErrorResult& aError)
|
|
{
|
|
dom::GetInterface(aCx, this, aIID, aRetval, aError);
|
|
}
|
|
|
|
already_AddRefed<CacheStorage>
|
|
nsGlobalWindowInner::GetCaches(ErrorResult& aRv)
|
|
{
|
|
if (!mCacheStorage) {
|
|
bool forceTrustedOrigin =
|
|
GetOuterWindow()->GetServiceWorkersTestingEnabled();
|
|
|
|
nsContentUtils::StorageAccess access =
|
|
nsContentUtils::StorageAllowedForWindow(this);
|
|
|
|
// We don't block the cache API when being told to only allow storage for the
|
|
// current session.
|
|
bool storageBlocked = access <= nsContentUtils::StorageAccess::ePrivateBrowsing;
|
|
|
|
mCacheStorage = CacheStorage::CreateOnMainThread(cache::DEFAULT_NAMESPACE,
|
|
this, GetPrincipal(),
|
|
storageBlocked,
|
|
forceTrustedOrigin, aRv);
|
|
}
|
|
|
|
RefPtr<CacheStorage> ref = mCacheStorage;
|
|
return ref.forget();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::FireOfflineStatusEventIfChanged()
|
|
{
|
|
if (!IsCurrentInnerWindow())
|
|
return;
|
|
|
|
// Don't fire an event if the status hasn't changed
|
|
if (mWasOffline == NS_IsOffline()) {
|
|
return;
|
|
}
|
|
|
|
mWasOffline = !mWasOffline;
|
|
|
|
nsAutoString name;
|
|
if (mWasOffline) {
|
|
name.AssignLiteral("offline");
|
|
} else {
|
|
name.AssignLiteral("online");
|
|
}
|
|
// The event is fired at the body element, or if there is no body element,
|
|
// at the document.
|
|
nsCOMPtr<EventTarget> eventTarget = mDoc.get();
|
|
nsHTMLDocument* htmlDoc = mDoc->AsHTMLDocument();
|
|
if (htmlDoc) {
|
|
Element* body = htmlDoc->GetBody();
|
|
if (body) {
|
|
eventTarget = body;
|
|
}
|
|
} else {
|
|
Element* documentElement = mDoc->GetDocumentElement();
|
|
if (documentElement) {
|
|
eventTarget = documentElement;
|
|
}
|
|
}
|
|
nsContentUtils::DispatchTrustedEvent(mDoc, eventTarget, name, true, false);
|
|
}
|
|
|
|
class NotifyIdleObserverRunnable : public Runnable
|
|
{
|
|
public:
|
|
NotifyIdleObserverRunnable(nsIIdleObserver* aIdleObserver,
|
|
uint32_t aTimeInS,
|
|
bool aCallOnidle,
|
|
nsGlobalWindowInner* aIdleWindow)
|
|
: mozilla::Runnable("NotifyIdleObserverRunnable")
|
|
, mIdleObserver(aIdleObserver)
|
|
, mTimeInS(aTimeInS)
|
|
, mIdleWindow(aIdleWindow)
|
|
, mCallOnidle(aCallOnidle)
|
|
{ }
|
|
|
|
NS_IMETHOD Run() override
|
|
{
|
|
if (mIdleWindow->ContainsIdleObserver(mIdleObserver, mTimeInS)) {
|
|
return mCallOnidle ? mIdleObserver->Onidle() : mIdleObserver->Onactive();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsCOMPtr<nsIIdleObserver> mIdleObserver;
|
|
uint32_t mTimeInS;
|
|
RefPtr<nsGlobalWindowInner> mIdleWindow;
|
|
|
|
// If false then call on active
|
|
bool mCallOnidle;
|
|
};
|
|
|
|
void
|
|
nsGlobalWindowInner::NotifyIdleObserver(IdleObserverHolder* aIdleObserverHolder,
|
|
bool aCallOnidle)
|
|
{
|
|
MOZ_ASSERT(aIdleObserverHolder);
|
|
aIdleObserverHolder->mPrevNotificationIdle = aCallOnidle;
|
|
|
|
nsCOMPtr<nsIRunnable> caller =
|
|
new NotifyIdleObserverRunnable(aIdleObserverHolder->mIdleObserver,
|
|
aIdleObserverHolder->mTimeInS,
|
|
aCallOnidle, this);
|
|
if (NS_FAILED(Dispatch(TaskCategory::Other, caller.forget()))) {
|
|
NS_WARNING("Failed to dispatch thread for idle observer notification.");
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::ContainsIdleObserver(nsIIdleObserver* aIdleObserver, uint32_t aTimeInS)
|
|
{
|
|
MOZ_ASSERT(aIdleObserver, "Idle observer not instantiated.");
|
|
bool found = false;
|
|
nsTObserverArray<IdleObserverHolder>::ForwardIterator iter(mIdleObservers);
|
|
while (iter.HasMore()) {
|
|
IdleObserverHolder& idleObserver = iter.GetNext();
|
|
if (idleObserver.mIdleObserver == aIdleObserver &&
|
|
idleObserver.mTimeInS == aTimeInS) {
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
return found;
|
|
}
|
|
|
|
void
|
|
IdleActiveTimerCallback(nsITimer* aTimer, void* aClosure)
|
|
{
|
|
RefPtr<nsGlobalWindowInner> idleWindow =
|
|
static_cast<nsGlobalWindowInner*>(aClosure);
|
|
MOZ_ASSERT(idleWindow, "Idle window has not been instantiated.");
|
|
idleWindow->HandleIdleActiveEvent();
|
|
}
|
|
|
|
void
|
|
IdleObserverTimerCallback(nsITimer* aTimer, void* aClosure)
|
|
{
|
|
RefPtr<nsGlobalWindowInner> idleWindow =
|
|
static_cast<nsGlobalWindowInner*>(aClosure);
|
|
MOZ_ASSERT(idleWindow, "Idle window has not been instantiated.");
|
|
idleWindow->HandleIdleObserverCallback();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::HandleIdleObserverCallback()
|
|
{
|
|
MOZ_ASSERT(static_cast<uint32_t>(mIdleCallbackIndex) < mIdleObservers.Length(),
|
|
"Idle callback index exceeds array bounds!");
|
|
IdleObserverHolder& idleObserver = mIdleObservers.ElementAt(mIdleCallbackIndex);
|
|
NotifyIdleObserver(&idleObserver, true);
|
|
mIdleCallbackIndex++;
|
|
if (NS_FAILED(ScheduleNextIdleObserverCallback())) {
|
|
NS_WARNING("Failed to set next idle observer callback.");
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::ScheduleNextIdleObserverCallback()
|
|
{
|
|
MOZ_ASSERT(mIdleService, "No idle service!");
|
|
|
|
if (mIdleCallbackIndex < 0 ||
|
|
static_cast<uint32_t>(mIdleCallbackIndex) >= mIdleObservers.Length()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
IdleObserverHolder& idleObserver =
|
|
mIdleObservers.ElementAt(mIdleCallbackIndex);
|
|
|
|
uint32_t userIdleTimeMS = 0;
|
|
nsresult rv = mIdleService->GetIdleTime(&userIdleTimeMS);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
uint32_t callbackTimeMS = 0;
|
|
if (idleObserver.mTimeInS * 1000 + mIdleFuzzFactor > userIdleTimeMS) {
|
|
callbackTimeMS = idleObserver.mTimeInS * 1000 - userIdleTimeMS + mIdleFuzzFactor;
|
|
}
|
|
|
|
mIdleTimer->Cancel();
|
|
rv = mIdleTimer->InitWithNamedFuncCallback(
|
|
IdleObserverTimerCallback,
|
|
this,
|
|
callbackTimeMS,
|
|
nsITimer::TYPE_ONE_SHOT,
|
|
"nsGlobalWindowInner::ScheduleNextIdleObserverCallback");
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
uint32_t
|
|
nsGlobalWindowInner::GetFuzzTimeMS()
|
|
{
|
|
if (gIdleObserversAPIFuzzTimeDisabled) {
|
|
return 0;
|
|
}
|
|
|
|
uint32_t randNum = MAX_IDLE_FUZZ_TIME_MS;
|
|
size_t nbytes = PR_GetRandomNoise(&randNum, sizeof(randNum));
|
|
if (nbytes != sizeof(randNum)) {
|
|
NS_WARNING("PR_GetRandomNoise(...) Not implemented or no available noise!");
|
|
return MAX_IDLE_FUZZ_TIME_MS;
|
|
}
|
|
|
|
if (randNum > MAX_IDLE_FUZZ_TIME_MS) {
|
|
randNum %= MAX_IDLE_FUZZ_TIME_MS;
|
|
}
|
|
|
|
return randNum;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::ScheduleActiveTimerCallback()
|
|
{
|
|
if (!mAddActiveEventFuzzTime) {
|
|
return HandleIdleActiveEvent();
|
|
}
|
|
|
|
MOZ_ASSERT(mIdleTimer);
|
|
mIdleTimer->Cancel();
|
|
|
|
uint32_t fuzzFactorInMS = GetFuzzTimeMS();
|
|
nsresult rv = mIdleTimer->InitWithNamedFuncCallback(
|
|
IdleActiveTimerCallback,
|
|
this,
|
|
fuzzFactorInMS,
|
|
nsITimer::TYPE_ONE_SHOT,
|
|
"nsGlobalWindowInner::ScheduleActiveTimerCallback");
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::HandleIdleActiveEvent()
|
|
{
|
|
if (mCurrentlyIdle) {
|
|
mIdleCallbackIndex = 0;
|
|
mIdleFuzzFactor = GetFuzzTimeMS();
|
|
nsresult rv = ScheduleNextIdleObserverCallback();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
return NS_OK;
|
|
}
|
|
|
|
mIdleCallbackIndex = -1;
|
|
MOZ_ASSERT(mIdleTimer);
|
|
mIdleTimer->Cancel();
|
|
nsTObserverArray<IdleObserverHolder>::ForwardIterator iter(mIdleObservers);
|
|
while (iter.HasMore()) {
|
|
IdleObserverHolder& idleObserver = iter.GetNext();
|
|
if (idleObserver.mPrevNotificationIdle) {
|
|
NotifyIdleObserver(&idleObserver, false);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsGlobalWindowInner::SlowScriptResponse
|
|
nsGlobalWindowInner::ShowSlowScriptDialog(const nsString& aAddonId)
|
|
{
|
|
nsresult rv;
|
|
AutoJSContext cx;
|
|
|
|
if (Preferences::GetBool("dom.always_stop_slow_scripts")) {
|
|
return KillSlowScript;
|
|
}
|
|
|
|
// If it isn't safe to run script, then it isn't safe to bring up the prompt
|
|
// (since that spins the event loop). In that (rare) case, we just kill the
|
|
// script and report a warning.
|
|
if (!nsContentUtils::IsSafeToRunScript()) {
|
|
JS_ReportWarningASCII(cx, "A long running script was terminated");
|
|
return KillSlowScript;
|
|
}
|
|
|
|
// If our document is not active, just kill the script: we've been unloaded
|
|
if (!HasActiveDocument()) {
|
|
return KillSlowScript;
|
|
}
|
|
|
|
// Check if we should offer the option to debug
|
|
JS::AutoFilename filename;
|
|
unsigned lineno;
|
|
// Computing the line number can be very expensive (see bug 1330231 for
|
|
// example), and we don't use the line number anywhere except than in the
|
|
// parent process, so we avoid computing it elsewhere. This gives us most of
|
|
// the wins we are interested in, since the source of the slowness here is
|
|
// minified scripts which is more common in Web content that is loaded in the
|
|
// content process.
|
|
unsigned* linenop = XRE_IsParentProcess() ? &lineno : nullptr;
|
|
bool hasFrame = JS::DescribeScriptedCaller(cx, &filename, linenop);
|
|
|
|
// Record the slow script event if we haven't done so already for this inner window
|
|
// (which represents a particular page to the user).
|
|
if (!mHasHadSlowScript) {
|
|
Telemetry::Accumulate(Telemetry::SLOW_SCRIPT_PAGE_COUNT, 1);
|
|
}
|
|
mHasHadSlowScript = true;
|
|
|
|
if (XRE_IsContentProcess() &&
|
|
ProcessHangMonitor::Get()) {
|
|
ProcessHangMonitor::SlowScriptAction action;
|
|
RefPtr<ProcessHangMonitor> monitor = ProcessHangMonitor::Get();
|
|
nsIDocShell* docShell = GetDocShell();
|
|
nsCOMPtr<nsITabChild> child = docShell ? docShell->GetTabChild() : nullptr;
|
|
action = monitor->NotifySlowScript(child,
|
|
filename.get(),
|
|
aAddonId);
|
|
if (action == ProcessHangMonitor::Terminate) {
|
|
return KillSlowScript;
|
|
}
|
|
if (action == ProcessHangMonitor::TerminateGlobal) {
|
|
return KillScriptGlobal;
|
|
}
|
|
|
|
if (action == ProcessHangMonitor::StartDebugger) {
|
|
// Spin a nested event loop so that the debugger in the parent can fetch
|
|
// any information it needs. Once the debugger has started, return to the
|
|
// script.
|
|
RefPtr<nsGlobalWindowOuter> outer = GetOuterWindowInternal();
|
|
outer->EnterModalState();
|
|
SpinEventLoopUntil([&]() { return monitor->IsDebuggerStartupComplete(); });
|
|
outer->LeaveModalState();
|
|
return ContinueSlowScript;
|
|
}
|
|
|
|
return ContinueSlowScriptAndKeepNotifying;
|
|
}
|
|
|
|
// Reached only on non-e10s - once per slow script dialog.
|
|
// On e10s - we probe once at ProcessHangsMonitor.jsm
|
|
Telemetry::Accumulate(Telemetry::SLOW_SCRIPT_NOTICE_COUNT, 1);
|
|
|
|
// Get the nsIPrompt interface from the docshell
|
|
nsCOMPtr<nsIDocShell> ds = GetDocShell();
|
|
NS_ENSURE_TRUE(ds, KillSlowScript);
|
|
nsCOMPtr<nsIPrompt> prompt = do_GetInterface(ds);
|
|
NS_ENSURE_TRUE(prompt, KillSlowScript);
|
|
|
|
// Prioritize the SlowScriptDebug interface over JSD1.
|
|
nsCOMPtr<nsISlowScriptDebugCallback> debugCallback;
|
|
|
|
if (hasFrame) {
|
|
const char *debugCID = "@mozilla.org/dom/slow-script-debug;1";
|
|
nsCOMPtr<nsISlowScriptDebug> debugService = do_GetService(debugCID, &rv);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
debugService->GetActivationHandler(getter_AddRefs(debugCallback));
|
|
}
|
|
}
|
|
|
|
bool failed = false;
|
|
auto getString = [&] (const char* name,
|
|
nsContentUtils::PropertiesFile propFile = nsContentUtils::eDOM_PROPERTIES) {
|
|
nsAutoString result;
|
|
nsresult rv = nsContentUtils::GetLocalizedString(
|
|
propFile, name, result);
|
|
|
|
// GetStringFromName can return NS_OK and still give nullptr string
|
|
failed = failed || NS_FAILED(rv) || result.IsEmpty();
|
|
return Move(result);
|
|
};
|
|
|
|
bool isAddonScript = !aAddonId.IsEmpty();
|
|
bool showDebugButton = debugCallback && !isAddonScript;
|
|
|
|
// Get localizable strings
|
|
|
|
nsAutoString title, checkboxMsg, debugButton, msg;
|
|
if (isAddonScript) {
|
|
title = getString("KillAddonScriptTitle");
|
|
checkboxMsg = getString("KillAddonScriptGlobalMessage");
|
|
|
|
auto appName = getString("brandShortName", nsContentUtils::eBRAND_PROPERTIES);
|
|
|
|
nsCOMPtr<nsIAddonPolicyService> aps = do_GetService("@mozilla.org/addons/policy-service;1");
|
|
nsString addonName;
|
|
if (!aps || NS_FAILED(aps->GetExtensionName(aAddonId, addonName))) {
|
|
addonName = aAddonId;
|
|
}
|
|
|
|
const char16_t* params[] = {addonName.get(), appName.get()};
|
|
rv = nsContentUtils::FormatLocalizedString(
|
|
nsContentUtils::eDOM_PROPERTIES, "KillAddonScriptMessage",
|
|
params, msg);
|
|
|
|
failed = failed || NS_FAILED(rv);
|
|
} else {
|
|
title = getString("KillScriptTitle");
|
|
checkboxMsg = getString("DontAskAgain");
|
|
|
|
if (showDebugButton) {
|
|
debugButton = getString("DebugScriptButton");
|
|
msg = getString("KillScriptWithDebugMessage");
|
|
} else {
|
|
msg = getString("KillScriptMessage");
|
|
}
|
|
}
|
|
|
|
auto stopButton = getString("StopScriptButton");
|
|
auto waitButton = getString("WaitForScriptButton");
|
|
|
|
if (failed) {
|
|
NS_ERROR("Failed to get localized strings.");
|
|
return ContinueSlowScript;
|
|
}
|
|
|
|
// Append file and line number information, if available
|
|
if (filename.get()) {
|
|
nsAutoString scriptLocation;
|
|
// We want to drop the middle part of too-long locations. We'll
|
|
// define "too-long" as longer than 60 UTF-16 code units. Just
|
|
// have to be a bit careful about unpaired surrogates.
|
|
NS_ConvertUTF8toUTF16 filenameUTF16(filename.get());
|
|
if (filenameUTF16.Length() > 60) {
|
|
// XXXbz Do we need to insert any bidi overrides here?
|
|
size_t cutStart = 30;
|
|
size_t cutLength = filenameUTF16.Length() - 60;
|
|
MOZ_ASSERT(cutLength > 0);
|
|
if (NS_IS_LOW_SURROGATE(filenameUTF16[cutStart])) {
|
|
// Don't truncate before the low surrogate, in case it's preceded by a
|
|
// high surrogate and forms a single Unicode character. Instead, just
|
|
// include the low surrogate.
|
|
++cutStart;
|
|
--cutLength;
|
|
}
|
|
if (NS_IS_LOW_SURROGATE(filenameUTF16[cutStart + cutLength])) {
|
|
// Likewise, don't drop a trailing low surrogate here. We want to
|
|
// increase cutLength, since it might be 0 already so we can't very well
|
|
// decrease it.
|
|
++cutLength;
|
|
}
|
|
|
|
// Insert U+2026 HORIZONTAL ELLIPSIS
|
|
filenameUTF16.ReplaceLiteral(cutStart, cutLength, u"\x2026");
|
|
}
|
|
const char16_t *formatParams[] = { filenameUTF16.get() };
|
|
rv = nsContentUtils::FormatLocalizedString(nsContentUtils::eDOM_PROPERTIES,
|
|
"KillScriptLocation",
|
|
formatParams,
|
|
scriptLocation);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
msg.AppendLiteral("\n\n");
|
|
msg.Append(scriptLocation);
|
|
msg.Append(':');
|
|
msg.AppendInt(lineno);
|
|
}
|
|
}
|
|
|
|
uint32_t buttonFlags = nsIPrompt::BUTTON_POS_1_DEFAULT +
|
|
(nsIPrompt::BUTTON_TITLE_IS_STRING *
|
|
(nsIPrompt::BUTTON_POS_0 + nsIPrompt::BUTTON_POS_1));
|
|
|
|
// Add a third button if necessary.
|
|
if (showDebugButton)
|
|
buttonFlags += nsIPrompt::BUTTON_TITLE_IS_STRING * nsIPrompt::BUTTON_POS_2;
|
|
|
|
bool checkboxValue = false;
|
|
int32_t buttonPressed = 0; // In case the user exits dialog by clicking X.
|
|
{
|
|
// Null out the operation callback while we're re-entering JS here.
|
|
AutoDisableJSInterruptCallback disabler(cx);
|
|
|
|
// Open the dialog.
|
|
rv = prompt->ConfirmEx(title.get(), msg.get(), buttonFlags,
|
|
waitButton.get(), stopButton.get(),
|
|
debugButton.get(), checkboxMsg.get(),
|
|
&checkboxValue, &buttonPressed);
|
|
}
|
|
|
|
if (buttonPressed == 0) {
|
|
if (checkboxValue && !isAddonScript && NS_SUCCEEDED(rv))
|
|
return AlwaysContinueSlowScript;
|
|
return ContinueSlowScript;
|
|
}
|
|
|
|
if (buttonPressed == 2) {
|
|
MOZ_RELEASE_ASSERT(debugCallback);
|
|
|
|
rv = debugCallback->HandleSlowScriptDebug(this);
|
|
return NS_SUCCEEDED(rv) ? ContinueSlowScript : KillSlowScript;
|
|
}
|
|
|
|
JS_ClearPendingException(cx);
|
|
|
|
if (checkboxValue && isAddonScript)
|
|
return KillScriptGlobal;
|
|
return KillSlowScript;
|
|
}
|
|
|
|
uint32_t
|
|
nsGlobalWindowInner::FindInsertionIndex(IdleObserverHolder* aIdleObserver)
|
|
{
|
|
MOZ_ASSERT(aIdleObserver, "Idle observer not instantiated.");
|
|
|
|
uint32_t i = 0;
|
|
nsTObserverArray<IdleObserverHolder>::ForwardIterator iter(mIdleObservers);
|
|
while (iter.HasMore()) {
|
|
IdleObserverHolder& idleObserver = iter.GetNext();
|
|
if (idleObserver.mTimeInS > aIdleObserver->mTimeInS) {
|
|
break;
|
|
}
|
|
i++;
|
|
MOZ_ASSERT(i <= mIdleObservers.Length(), "Array index out of bounds error.");
|
|
}
|
|
|
|
return i;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::RegisterIdleObserver(nsIIdleObserver* aIdleObserver)
|
|
{
|
|
nsresult rv;
|
|
if (mIdleObservers.IsEmpty()) {
|
|
mIdleService = do_GetService("@mozilla.org/widget/idleservice;1", &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = mIdleService->AddIdleObserver(mObserver, MIN_IDLE_NOTIFICATION_TIME_S);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!mIdleTimer) {
|
|
mIdleTimer = NS_NewTimer();
|
|
NS_ENSURE_TRUE(mIdleTimer, NS_ERROR_OUT_OF_MEMORY);
|
|
} else {
|
|
mIdleTimer->Cancel();
|
|
}
|
|
}
|
|
|
|
MOZ_ASSERT(mIdleService);
|
|
MOZ_ASSERT(mIdleTimer);
|
|
|
|
IdleObserverHolder tmpIdleObserver;
|
|
tmpIdleObserver.mIdleObserver = aIdleObserver;
|
|
rv = aIdleObserver->GetTime(&tmpIdleObserver.mTimeInS);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_ARG_MAX(tmpIdleObserver.mTimeInS, UINT32_MAX / 1000);
|
|
NS_ENSURE_ARG_MIN(tmpIdleObserver.mTimeInS, MIN_IDLE_NOTIFICATION_TIME_S);
|
|
|
|
uint32_t insertAtIndex = FindInsertionIndex(&tmpIdleObserver);
|
|
if (insertAtIndex == mIdleObservers.Length()) {
|
|
mIdleObservers.AppendElement(tmpIdleObserver);
|
|
}
|
|
else {
|
|
mIdleObservers.InsertElementAt(insertAtIndex, tmpIdleObserver);
|
|
}
|
|
|
|
bool userIsIdle = false;
|
|
rv = nsContentUtils::IsUserIdle(MIN_IDLE_NOTIFICATION_TIME_S, &userIsIdle);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Special case. First idle observer added to empty list while the user is idle.
|
|
// Haven't received 'idle' topic notification from slow idle service yet.
|
|
// Need to wait for the idle notification and then notify idle observers in the list.
|
|
if (userIsIdle && mIdleCallbackIndex == -1) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!mCurrentlyIdle) {
|
|
return NS_OK;
|
|
}
|
|
|
|
MOZ_ASSERT(mIdleCallbackIndex >= 0);
|
|
|
|
if (static_cast<int32_t>(insertAtIndex) < mIdleCallbackIndex) {
|
|
IdleObserverHolder& idleObserver = mIdleObservers.ElementAt(insertAtIndex);
|
|
NotifyIdleObserver(&idleObserver, true);
|
|
mIdleCallbackIndex++;
|
|
return NS_OK;
|
|
}
|
|
|
|
if (static_cast<int32_t>(insertAtIndex) == mIdleCallbackIndex) {
|
|
mIdleTimer->Cancel();
|
|
rv = ScheduleNextIdleObserverCallback();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::FindIndexOfElementToRemove(nsIIdleObserver* aIdleObserver,
|
|
int32_t* aRemoveElementIndex)
|
|
{
|
|
MOZ_ASSERT(aIdleObserver, "Idle observer not instantiated.");
|
|
|
|
*aRemoveElementIndex = 0;
|
|
if (mIdleObservers.IsEmpty()) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
uint32_t aIdleObserverTimeInS;
|
|
nsresult rv = aIdleObserver->GetTime(&aIdleObserverTimeInS);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_ARG_MIN(aIdleObserverTimeInS, MIN_IDLE_NOTIFICATION_TIME_S);
|
|
|
|
nsTObserverArray<IdleObserverHolder>::ForwardIterator iter(mIdleObservers);
|
|
while (iter.HasMore()) {
|
|
IdleObserverHolder& idleObserver = iter.GetNext();
|
|
if (idleObserver.mTimeInS == aIdleObserverTimeInS &&
|
|
idleObserver.mIdleObserver == aIdleObserver ) {
|
|
break;
|
|
}
|
|
(*aRemoveElementIndex)++;
|
|
}
|
|
return static_cast<uint32_t>(*aRemoveElementIndex) >= mIdleObservers.Length() ?
|
|
NS_ERROR_FAILURE : NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::UnregisterIdleObserver(nsIIdleObserver* aIdleObserver)
|
|
{
|
|
int32_t removeElementIndex;
|
|
nsresult rv = FindIndexOfElementToRemove(aIdleObserver, &removeElementIndex);
|
|
if (NS_FAILED(rv)) {
|
|
NS_WARNING("Idle observer not found in list of idle observers. No idle observer removed.");
|
|
return NS_OK;
|
|
}
|
|
mIdleObservers.RemoveElementAt(removeElementIndex);
|
|
|
|
MOZ_ASSERT(mIdleTimer);
|
|
if (mIdleObservers.IsEmpty() && mIdleService) {
|
|
rv = mIdleService->RemoveIdleObserver(mObserver, MIN_IDLE_NOTIFICATION_TIME_S);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
mIdleService = nullptr;
|
|
|
|
mIdleTimer->Cancel();
|
|
mIdleCallbackIndex = -1;
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!mCurrentlyIdle) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (removeElementIndex < mIdleCallbackIndex) {
|
|
mIdleCallbackIndex--;
|
|
return NS_OK;
|
|
}
|
|
|
|
if (removeElementIndex != mIdleCallbackIndex) {
|
|
return NS_OK;
|
|
}
|
|
|
|
mIdleTimer->Cancel();
|
|
|
|
// If the last element in the array had been notified then decrement
|
|
// mIdleCallbackIndex because an idle was removed from the list of
|
|
// idle observers.
|
|
// Example: add idle observer with time 1, 2, 3,
|
|
// Idle notifications for idle observers with time 1, 2, 3 are complete
|
|
// Remove idle observer with time 3 while the user is still idle.
|
|
// The user never transitioned to active state.
|
|
// Add an idle observer with idle time 4
|
|
if (static_cast<uint32_t>(mIdleCallbackIndex) == mIdleObservers.Length()) {
|
|
mIdleCallbackIndex--;
|
|
}
|
|
rv = ScheduleNextIdleObserverCallback();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::Observe(nsISupports* aSubject, const char* aTopic,
|
|
const char16_t* aData)
|
|
{
|
|
if (!nsCRT::strcmp(aTopic, NS_IOSERVICE_OFFLINE_STATUS_TOPIC)) {
|
|
if (!IsFrozen()) {
|
|
// Fires an offline status event if the offline status has changed
|
|
FireOfflineStatusEventIfChanged();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aTopic, MEMORY_PRESSURE_OBSERVER_TOPIC)) {
|
|
if (mPerformance) {
|
|
mPerformance->MemoryPressure();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aTopic, OBSERVER_TOPIC_IDLE)) {
|
|
mCurrentlyIdle = true;
|
|
if (IsFrozen()) {
|
|
// need to fire only one idle event while the window is frozen.
|
|
mNotifyIdleObserversIdleOnThaw = true;
|
|
mNotifyIdleObserversActiveOnThaw = false;
|
|
} else if (IsCurrentInnerWindow()) {
|
|
HandleIdleActiveEvent();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aTopic, OBSERVER_TOPIC_ACTIVE)) {
|
|
mCurrentlyIdle = false;
|
|
if (IsFrozen()) {
|
|
mNotifyIdleObserversActiveOnThaw = true;
|
|
mNotifyIdleObserversIdleOnThaw = false;
|
|
} else if (IsCurrentInnerWindow()) {
|
|
ScheduleActiveTimerCallback();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aTopic, "offline-cache-update-added")) {
|
|
if (mApplicationCache)
|
|
return NS_OK;
|
|
|
|
// Instantiate the application object now. It observes update belonging to
|
|
// this window's document and correctly updates the applicationCache object
|
|
// state.
|
|
nsCOMPtr<nsIDOMOfflineResourceList> applicationCache = GetApplicationCache();
|
|
nsCOMPtr<nsIObserver> observer = do_QueryInterface(applicationCache);
|
|
if (observer)
|
|
observer->Observe(aSubject, aTopic, aData);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!nsCRT::strcmp(aTopic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID)) {
|
|
MOZ_ASSERT(!NS_strcmp(aData, u"intl.accept_languages"));
|
|
|
|
// The user preferred languages have changed, we need to fire an event on
|
|
// Window object and invalidate the cache for navigator.languages. It is
|
|
// done for every change which can be a waste of cycles but those should be
|
|
// fairly rare.
|
|
// We MUST invalidate navigator.languages before sending the event in the
|
|
// very likely situation where an event handler will try to read its value.
|
|
|
|
if (mNavigator) {
|
|
NavigatorBinding::ClearCachedLanguageValue(mNavigator);
|
|
NavigatorBinding::ClearCachedLanguagesValue(mNavigator);
|
|
}
|
|
|
|
// The event has to be dispatched only to the current inner window.
|
|
if (!IsCurrentInnerWindow()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
RefPtr<Event> event = NS_NewDOMEvent(this, nullptr, nullptr);
|
|
event->InitEvent(NS_LITERAL_STRING("languagechange"), false, false);
|
|
event->SetTrusted(true);
|
|
|
|
ErrorResult rv;
|
|
DispatchEvent(*event, rv);
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
NS_WARNING("unrecognized topic in nsGlobalWindowInner::Observe");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ObserveStorageNotification(StorageEvent* aEvent,
|
|
const char16_t* aStorageType,
|
|
bool aPrivateBrowsing)
|
|
{
|
|
MOZ_ASSERT(aEvent);
|
|
|
|
// The private browsing check must be done here again because this window
|
|
// could have changed its state before the notification check and now. This
|
|
// happens in case this window did have a docShell at that time.
|
|
if (aPrivateBrowsing != IsPrivateBrowsing()) {
|
|
return;
|
|
}
|
|
|
|
// LocalStorage can only exist on an inner window, and we don't want to
|
|
// generate events on frozen or otherwise-navigated-away from windows.
|
|
// (Actually, this code used to try and buffer events for frozen windows,
|
|
// but it never worked, so we've removed it. See bug 1285898.)
|
|
if (!IsCurrentInnerWindow() || IsFrozen()) {
|
|
return;
|
|
}
|
|
|
|
nsIPrincipal *principal = GetPrincipal();
|
|
if (!principal) {
|
|
return;
|
|
}
|
|
|
|
bool fireMozStorageChanged = false;
|
|
nsAutoString eventType;
|
|
eventType.AssignLiteral("storage");
|
|
|
|
if (!NS_strcmp(aStorageType, u"sessionStorage")) {
|
|
nsCOMPtr<nsIDOMStorage> changingStorage = aEvent->GetStorageArea();
|
|
MOZ_ASSERT(changingStorage);
|
|
|
|
bool check = false;
|
|
|
|
nsCOMPtr<nsIDOMStorageManager> storageManager = do_QueryInterface(GetDocShell());
|
|
if (storageManager) {
|
|
nsresult rv = storageManager->CheckStorage(principal, changingStorage,
|
|
&check);
|
|
if (NS_FAILED(rv)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!check) {
|
|
// This storage event is not coming from our storage or is coming
|
|
// from a different docshell, i.e. it is a clone, ignore this event.
|
|
return;
|
|
}
|
|
|
|
MOZ_LOG(gDOMLeakPRLogInner, LogLevel::Debug,
|
|
("nsGlobalWindowInner %p with sessionStorage %p passing event from %p",
|
|
this, mSessionStorage.get(), changingStorage.get()));
|
|
|
|
fireMozStorageChanged = mSessionStorage == changingStorage;
|
|
if (fireMozStorageChanged) {
|
|
eventType.AssignLiteral("MozSessionStorageChanged");
|
|
}
|
|
}
|
|
|
|
else {
|
|
MOZ_ASSERT(!NS_strcmp(aStorageType, u"localStorage"));
|
|
|
|
MOZ_DIAGNOSTIC_ASSERT(StorageUtils::PrincipalsEqual(aEvent->GetPrincipal(),
|
|
principal));
|
|
|
|
fireMozStorageChanged = mLocalStorage == aEvent->GetStorageArea();
|
|
|
|
if (fireMozStorageChanged) {
|
|
eventType.AssignLiteral("MozLocalStorageChanged");
|
|
}
|
|
}
|
|
|
|
// Clone the storage event included in the observer notification. We want
|
|
// to dispatch clones rather than the original event.
|
|
IgnoredErrorResult error;
|
|
RefPtr<StorageEvent> clonedEvent =
|
|
CloneStorageEvent(eventType, aEvent, error);
|
|
if (error.Failed()) {
|
|
return;
|
|
}
|
|
|
|
clonedEvent->SetTrusted(true);
|
|
|
|
if (fireMozStorageChanged) {
|
|
WidgetEvent* internalEvent = clonedEvent->WidgetEventPtr();
|
|
internalEvent->mFlags.mOnlyChromeDispatch = true;
|
|
}
|
|
|
|
DispatchEvent(*clonedEvent);
|
|
}
|
|
|
|
already_AddRefed<StorageEvent>
|
|
nsGlobalWindowInner::CloneStorageEvent(const nsAString& aType,
|
|
const RefPtr<StorageEvent>& aEvent,
|
|
ErrorResult& aRv)
|
|
{
|
|
StorageEventInit dict;
|
|
|
|
dict.mBubbles = aEvent->Bubbles();
|
|
dict.mCancelable = aEvent->Cancelable();
|
|
aEvent->GetKey(dict.mKey);
|
|
aEvent->GetOldValue(dict.mOldValue);
|
|
aEvent->GetNewValue(dict.mNewValue);
|
|
aEvent->GetUrl(dict.mUrl);
|
|
|
|
RefPtr<Storage> storageArea = aEvent->GetStorageArea();
|
|
|
|
RefPtr<Storage> storage;
|
|
|
|
// If null, this is a localStorage event received by IPC.
|
|
if (!storageArea) {
|
|
storage = GetLocalStorage(aRv);
|
|
if (aRv.Failed() || !storage) {
|
|
return nullptr;
|
|
}
|
|
|
|
MOZ_ASSERT(storage->Type() == Storage::eLocalStorage);
|
|
RefPtr<LocalStorage> localStorage =
|
|
static_cast<LocalStorage*>(storage.get());
|
|
|
|
// We must apply the current change to the 'local' localStorage.
|
|
localStorage->ApplyEvent(aEvent);
|
|
} else if (storageArea->Type() == Storage::eSessionStorage) {
|
|
storage = GetSessionStorage(aRv);
|
|
} else {
|
|
MOZ_ASSERT(storageArea->Type() == Storage::eLocalStorage);
|
|
storage = GetLocalStorage(aRv);
|
|
}
|
|
|
|
if (aRv.Failed() || !storage) {
|
|
return nullptr;
|
|
}
|
|
|
|
MOZ_ASSERT(storage);
|
|
MOZ_ASSERT_IF(storageArea, storage->IsForkOf(storageArea));
|
|
|
|
dict.mStorageArea = storage;
|
|
|
|
RefPtr<StorageEvent> event = StorageEvent::Constructor(this, aType, dict);
|
|
return event.forget();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Suspend()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// We can only safely suspend windows that are the current inner window. If
|
|
// its not the current inner, then we are in one of two different cases.
|
|
// Either we are in the bfcache or we are doomed window that is going away.
|
|
// When a window becomes inactive we purposely avoid placing already suspended
|
|
// windows into the bfcache. It only expects windows suspended due to the
|
|
// Freeze() method which occurs while the window is still the current inner.
|
|
// So we must not call Suspend() on bfcache windows at this point or this
|
|
// invariant will be broken. If the window is doomed there is no point in
|
|
// suspending it since it will soon be gone.
|
|
if (!IsCurrentInnerWindow()) {
|
|
return;
|
|
}
|
|
|
|
// All children are also suspended. This ensure mSuspendDepth is
|
|
// set properly and the timers are properly canceled for each child.
|
|
CallOnChildren(&nsGlobalWindowInner::Suspend);
|
|
|
|
mSuspendDepth += 1;
|
|
if (mSuspendDepth != 1) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDeviceSensors> ac = do_GetService(NS_DEVICE_SENSORS_CONTRACTID);
|
|
if (ac) {
|
|
for (uint32_t i = 0; i < mEnabledSensors.Length(); i++)
|
|
ac->RemoveWindowListener(mEnabledSensors[i], this);
|
|
}
|
|
DisableGamepadUpdates();
|
|
DisableVRUpdates();
|
|
|
|
SuspendWorkersForWindow(this);
|
|
|
|
SuspendIdleRequests();
|
|
|
|
mTimeoutManager->Suspend();
|
|
|
|
// Suspend all of the AudioContexts for this window
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); ++i) {
|
|
ErrorResult dummy;
|
|
RefPtr<Promise> d = mAudioContexts[i]->Suspend(dummy);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Resume()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// We can only safely resume a window if its the current inner window. If
|
|
// its not the current inner, then we are in one of two different cases.
|
|
// Either we are in the bfcache or we are doomed window that is going away.
|
|
// If a window is suspended when it becomes inactive we purposely do not
|
|
// put it in the bfcache, so Resume should never be needed in that case.
|
|
// If the window is doomed then there is no point in resuming it.
|
|
if (!IsCurrentInnerWindow()) {
|
|
return;
|
|
}
|
|
|
|
// Resume all children. This restores timers recursively canceled
|
|
// in Suspend() and ensures all children have the correct mSuspendDepth.
|
|
CallOnChildren(&nsGlobalWindowInner::Resume);
|
|
|
|
MOZ_ASSERT(mSuspendDepth != 0);
|
|
mSuspendDepth -= 1;
|
|
if (mSuspendDepth != 0) {
|
|
return;
|
|
}
|
|
|
|
// We should not be able to resume a frozen window. It must be Thaw()'d first.
|
|
MOZ_ASSERT(mFreezeDepth == 0);
|
|
|
|
nsCOMPtr<nsIDeviceSensors> ac = do_GetService(NS_DEVICE_SENSORS_CONTRACTID);
|
|
if (ac) {
|
|
for (uint32_t i = 0; i < mEnabledSensors.Length(); i++)
|
|
ac->AddWindowListener(mEnabledSensors[i], this);
|
|
}
|
|
EnableGamepadUpdates();
|
|
EnableVRUpdates();
|
|
|
|
// Resume all of the AudioContexts for this window
|
|
for (uint32_t i = 0; i < mAudioContexts.Length(); ++i) {
|
|
ErrorResult dummy;
|
|
RefPtr<Promise> d = mAudioContexts[i]->Resume(dummy);
|
|
}
|
|
|
|
mTimeoutManager->Resume();
|
|
|
|
ResumeIdleRequests();
|
|
|
|
// Resume all of the workers for this window. We must do this
|
|
// after timeouts since workers may have queued events that can trigger
|
|
// a setTimeout().
|
|
ResumeWorkersForWindow(this);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsSuspended() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
return mSuspendDepth != 0;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Freeze()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
Suspend();
|
|
FreezeInternal();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::FreezeInternal()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_DIAGNOSTIC_ASSERT(IsCurrentInnerWindow());
|
|
MOZ_DIAGNOSTIC_ASSERT(IsSuspended());
|
|
|
|
CallOnChildren(&nsGlobalWindowInner::FreezeInternal);
|
|
|
|
mFreezeDepth += 1;
|
|
MOZ_ASSERT(mSuspendDepth >= mFreezeDepth);
|
|
if (mFreezeDepth != 1) {
|
|
return;
|
|
}
|
|
|
|
FreezeWorkersForWindow(this);
|
|
|
|
mTimeoutManager->Freeze();
|
|
if (mClientSource) {
|
|
mClientSource->Freeze();
|
|
}
|
|
|
|
NotifyDOMWindowFrozen(this);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Thaw()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
ThawInternal();
|
|
Resume();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ThawInternal()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_DIAGNOSTIC_ASSERT(IsCurrentInnerWindow());
|
|
MOZ_DIAGNOSTIC_ASSERT(IsSuspended());
|
|
|
|
CallOnChildren(&nsGlobalWindowInner::ThawInternal);
|
|
|
|
MOZ_ASSERT(mFreezeDepth != 0);
|
|
mFreezeDepth -= 1;
|
|
MOZ_ASSERT(mSuspendDepth >= mFreezeDepth);
|
|
if (mFreezeDepth != 0) {
|
|
return;
|
|
}
|
|
|
|
if (mClientSource) {
|
|
mClientSource->Thaw();
|
|
}
|
|
mTimeoutManager->Thaw();
|
|
|
|
ThawWorkersForWindow(this);
|
|
|
|
NotifyDOMWindowThawed(this);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsFrozen() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
bool frozen = mFreezeDepth != 0;
|
|
MOZ_ASSERT_IF(frozen, IsSuspended());
|
|
return frozen;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SyncStateFromParentWindow()
|
|
{
|
|
// This method should only be called on an inner window that has been
|
|
// assigned to an outer window already.
|
|
MOZ_ASSERT(IsCurrentInnerWindow());
|
|
nsPIDOMWindowOuter* outer = GetOuterWindow();
|
|
MOZ_ASSERT(outer);
|
|
|
|
// Attempt to find our parent windows.
|
|
nsCOMPtr<Element> frame = outer->GetFrameElementInternal();
|
|
nsPIDOMWindowOuter* parentOuter = frame ? frame->OwnerDoc()->GetWindow()
|
|
: nullptr;
|
|
nsGlobalWindowInner* parentInner =
|
|
parentOuter ? nsGlobalWindowInner::Cast(parentOuter->GetCurrentInnerWindow())
|
|
: nullptr;
|
|
|
|
// If our outer is in a modal state, but our parent is not in a modal
|
|
// state, then we must apply the suspend directly. If our parent is
|
|
// in a modal state then we should get the suspend automatically
|
|
// via the parentSuspendDepth application below.
|
|
if ((!parentInner || !parentInner->IsInModalState()) && IsInModalState()) {
|
|
Suspend();
|
|
}
|
|
|
|
uint32_t parentFreezeDepth = parentInner ? parentInner->mFreezeDepth : 0;
|
|
uint32_t parentSuspendDepth = parentInner ? parentInner->mSuspendDepth : 0;
|
|
|
|
// Since every Freeze() calls Suspend(), the suspend count must
|
|
// be equal or greater to the freeze count.
|
|
MOZ_ASSERT(parentFreezeDepth <= parentSuspendDepth);
|
|
|
|
// First apply the Freeze() calls.
|
|
for (uint32_t i = 0; i < parentFreezeDepth; ++i) {
|
|
Freeze();
|
|
}
|
|
|
|
// Now apply only the number of Suspend() calls to reach the target
|
|
// suspend count after applying the Freeze() calls.
|
|
for (uint32_t i = 0; i < (parentSuspendDepth - parentFreezeDepth); ++i) {
|
|
Suspend();
|
|
}
|
|
}
|
|
|
|
template<typename Method, typename... Args>
|
|
nsGlobalWindowInner::CallState
|
|
nsGlobalWindowInner::CallOnChildren(Method aMethod, Args& ...aArgs)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(IsCurrentInnerWindow());
|
|
|
|
CallState state = CallState::Continue;
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = GetDocShell();
|
|
if (!docShell) {
|
|
return state;
|
|
}
|
|
|
|
int32_t childCount = 0;
|
|
docShell->GetChildCount(&childCount);
|
|
|
|
for (int32_t i = 0; i < childCount; ++i) {
|
|
nsCOMPtr<nsIDocShellTreeItem> childShell;
|
|
docShell->GetChildAt(i, getter_AddRefs(childShell));
|
|
NS_ASSERTION(childShell, "null child shell");
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> pWin = childShell->GetWindow();
|
|
if (!pWin) {
|
|
continue;
|
|
}
|
|
|
|
auto* win = nsGlobalWindowOuter::Cast(pWin);
|
|
nsGlobalWindowInner* inner = win->GetCurrentInnerWindowInternal();
|
|
|
|
// This is a bit hackish. Only freeze/suspend windows which are truly our
|
|
// subwindows.
|
|
nsCOMPtr<Element> frame = pWin->GetFrameElementInternal();
|
|
if (!mDoc || !frame || mDoc != frame->OwnerDoc() || !inner) {
|
|
continue;
|
|
}
|
|
|
|
// Call the child method using our helper CallChild() template method.
|
|
// This allows us to handle both void returning methods and methods
|
|
// that return CallState explicitly. For void returning methods we
|
|
// assume CallState::Continue.
|
|
typedef decltype((inner->*aMethod)(aArgs...)) returnType;
|
|
state = CallChild<returnType>(inner, aMethod, aArgs...);
|
|
|
|
if (state == CallState::Stop) {
|
|
return state;
|
|
}
|
|
}
|
|
|
|
return state;
|
|
}
|
|
|
|
Maybe<ClientInfo>
|
|
nsGlobalWindowInner::GetClientInfo() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
Maybe<ClientInfo> clientInfo;
|
|
if (mClientSource) {
|
|
clientInfo.emplace(mClientSource->Info());
|
|
}
|
|
return Move(clientInfo);
|
|
}
|
|
|
|
Maybe<ClientState>
|
|
nsGlobalWindowInner::GetClientState() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
Maybe<ClientState> clientState;
|
|
if (mClientSource) {
|
|
ClientState state;
|
|
nsresult rv = mClientSource->SnapshotState(&state);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
clientState.emplace(state);
|
|
}
|
|
}
|
|
return Move(clientState);
|
|
}
|
|
|
|
Maybe<ServiceWorkerDescriptor>
|
|
nsGlobalWindowInner::GetController() const
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
Maybe<ServiceWorkerDescriptor> controller;
|
|
if (mClientSource) {
|
|
controller = mClientSource->GetController();
|
|
}
|
|
return Move(controller);
|
|
}
|
|
|
|
RefPtr<ServiceWorker>
|
|
nsGlobalWindowInner::GetOrCreateServiceWorker(const ServiceWorkerDescriptor& aDescriptor)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
RefPtr<ServiceWorker> ref;
|
|
ForEachEventTargetObject([&] (DOMEventTargetHelper* aTarget, bool* aDoneOut) {
|
|
RefPtr<ServiceWorker> sw = do_QueryObject(aTarget);
|
|
if (!sw || !sw->Descriptor().Matches(aDescriptor)) {
|
|
return;
|
|
}
|
|
|
|
ref = sw.forget();
|
|
*aDoneOut = true;
|
|
});
|
|
|
|
if (!ref) {
|
|
ref = ServiceWorker::Create(this, aDescriptor);
|
|
}
|
|
|
|
return ref.forget();
|
|
}
|
|
|
|
RefPtr<ServiceWorkerRegistration>
|
|
nsGlobalWindowInner::GetOrCreateServiceWorkerRegistration(const ServiceWorkerRegistrationDescriptor& aDescriptor)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
RefPtr<ServiceWorkerRegistration> ref;
|
|
ForEachEventTargetObject([&] (DOMEventTargetHelper* aTarget, bool* aDoneOut) {
|
|
RefPtr<ServiceWorkerRegistration> swr = do_QueryObject(aTarget);
|
|
if (!swr || !swr->MatchesDescriptor(aDescriptor)) {
|
|
return;
|
|
}
|
|
|
|
ref = swr.forget();
|
|
*aDoneOut = true;
|
|
});
|
|
|
|
if (!ref) {
|
|
ref = ServiceWorkerRegistration::CreateForMainThread(this, aDescriptor);
|
|
}
|
|
|
|
return ref.forget();
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::FireDelayedDOMEvents()
|
|
{
|
|
if (mApplicationCache) {
|
|
static_cast<nsDOMOfflineResourceList*>(mApplicationCache.get())->FirePendingEvents();
|
|
}
|
|
|
|
// Fires an offline status event if the offline status has changed
|
|
FireOfflineStatusEventIfChanged();
|
|
|
|
if (mNotifyIdleObserversIdleOnThaw) {
|
|
mNotifyIdleObserversIdleOnThaw = false;
|
|
HandleIdleActiveEvent();
|
|
}
|
|
|
|
if (mNotifyIdleObserversActiveOnThaw) {
|
|
mNotifyIdleObserversActiveOnThaw = false;
|
|
ScheduleActiveTimerCallback();
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> docShell = GetDocShell();
|
|
if (docShell) {
|
|
int32_t childCount = 0;
|
|
docShell->GetChildCount(&childCount);
|
|
|
|
for (int32_t i = 0; i < childCount; ++i) {
|
|
nsCOMPtr<nsIDocShellTreeItem> childShell;
|
|
docShell->GetChildAt(i, getter_AddRefs(childShell));
|
|
NS_ASSERTION(childShell, "null child shell");
|
|
|
|
if (nsCOMPtr<nsPIDOMWindowOuter> pWin = childShell->GetWindow()) {
|
|
auto* win = nsGlobalWindowOuter::Cast(pWin);
|
|
win->FireDelayedDOMEvents();
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner: Window Control Functions
|
|
//*****************************************************************************
|
|
|
|
nsPIDOMWindowOuter*
|
|
nsGlobalWindowInner::GetParentInternal()
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer) {
|
|
// No outer window available!
|
|
return nullptr;
|
|
}
|
|
return outer->GetParentInternal();
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner: Timeout Functions
|
|
//*****************************************************************************
|
|
|
|
nsGlobalWindowInner*
|
|
nsGlobalWindowInner::InnerForSetTimeoutOrInterval(ErrorResult& aError)
|
|
{
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
nsGlobalWindowInner* currentInner = outer ? outer->GetCurrentInnerWindowInternal() : this;
|
|
|
|
// If forwardTo is not the window with an active document then we want the
|
|
// call to setTimeout/Interval to be a noop, so return null but don't set an
|
|
// error.
|
|
return HasActiveDocument() ? currentInner : nullptr;
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetTimeout(JSContext* aCx, Function& aFunction,
|
|
int32_t aTimeout,
|
|
const Sequence<JS::Value>& aArguments,
|
|
ErrorResult& aError)
|
|
{
|
|
return SetTimeoutOrInterval(aCx, aFunction, aTimeout, aArguments, false,
|
|
aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetTimeout(JSContext* aCx, const nsAString& aHandler,
|
|
int32_t aTimeout,
|
|
const Sequence<JS::Value>& /* unused */,
|
|
ErrorResult& aError)
|
|
{
|
|
return SetTimeoutOrInterval(aCx, aHandler, aTimeout, false, aError);
|
|
}
|
|
|
|
static bool
|
|
IsInterval(const Optional<int32_t>& aTimeout, int32_t& aResultTimeout)
|
|
{
|
|
if (aTimeout.WasPassed()) {
|
|
aResultTimeout = aTimeout.Value();
|
|
return true;
|
|
}
|
|
|
|
// If no interval was specified, treat this like a timeout, to avoid setting
|
|
// an interval of 0 milliseconds.
|
|
aResultTimeout = 0;
|
|
return false;
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetInterval(JSContext* aCx, Function& aFunction,
|
|
const Optional<int32_t>& aTimeout,
|
|
const Sequence<JS::Value>& aArguments,
|
|
ErrorResult& aError)
|
|
{
|
|
int32_t timeout;
|
|
bool isInterval = IsInterval(aTimeout, timeout);
|
|
return SetTimeoutOrInterval(aCx, aFunction, timeout, aArguments, isInterval,
|
|
aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetInterval(JSContext* aCx, const nsAString& aHandler,
|
|
const Optional<int32_t>& aTimeout,
|
|
const Sequence<JS::Value>& /* unused */,
|
|
ErrorResult& aError)
|
|
{
|
|
int32_t timeout;
|
|
bool isInterval = IsInterval(aTimeout, timeout);
|
|
return SetTimeoutOrInterval(aCx, aHandler, timeout, isInterval, aError);
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetTimeoutOrInterval(JSContext *aCx, Function& aFunction,
|
|
int32_t aTimeout,
|
|
const Sequence<JS::Value>& aArguments,
|
|
bool aIsInterval, ErrorResult& aError)
|
|
{
|
|
nsGlobalWindowInner* inner = InnerForSetTimeoutOrInterval(aError);
|
|
if (!inner) {
|
|
return -1;
|
|
}
|
|
|
|
if (inner != this) {
|
|
return inner->SetTimeoutOrInterval(aCx, aFunction, aTimeout, aArguments,
|
|
aIsInterval, aError);
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptTimeoutHandler> handler =
|
|
NS_CreateJSTimeoutHandler(aCx, this, aFunction, aArguments, aError);
|
|
if (!handler) {
|
|
return 0;
|
|
}
|
|
|
|
int32_t result;
|
|
aError = mTimeoutManager->SetTimeout(handler, aTimeout, aIsInterval,
|
|
Timeout::Reason::eTimeoutOrInterval,
|
|
&result);
|
|
return result;
|
|
}
|
|
|
|
int32_t
|
|
nsGlobalWindowInner::SetTimeoutOrInterval(JSContext* aCx, const nsAString& aHandler,
|
|
int32_t aTimeout, bool aIsInterval,
|
|
ErrorResult& aError)
|
|
{
|
|
nsGlobalWindowInner* inner = InnerForSetTimeoutOrInterval(aError);
|
|
if (!inner) {
|
|
return -1;
|
|
}
|
|
|
|
if (inner != this) {
|
|
return inner->SetTimeoutOrInterval(aCx, aHandler, aTimeout, aIsInterval,
|
|
aError);
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptTimeoutHandler> handler =
|
|
NS_CreateJSTimeoutHandler(aCx, this, aHandler, aError);
|
|
if (!handler) {
|
|
return 0;
|
|
}
|
|
|
|
int32_t result;
|
|
aError = mTimeoutManager->SetTimeout(handler, aTimeout, aIsInterval,
|
|
Timeout::Reason::eTimeoutOrInterval,
|
|
&result);
|
|
return result;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::RunTimeoutHandler(Timeout* aTimeout,
|
|
nsIScriptContext* aScx)
|
|
{
|
|
// Hold on to the timeout in case mExpr or mFunObj releases its
|
|
// doc.
|
|
RefPtr<Timeout> timeout = aTimeout;
|
|
Timeout* last_running_timeout = mTimeoutManager->BeginRunningTimeout(timeout);
|
|
timeout->mRunning = true;
|
|
|
|
// Push this timeout's popup control state, which should only be
|
|
// eabled the first time a timeout fires that was created while
|
|
// popups were enabled and with a delay less than
|
|
// "dom.disable_open_click_delay".
|
|
nsAutoPopupStatePusher popupStatePusher(timeout->mPopupState);
|
|
|
|
// Clear the timeout's popup state, if any, to prevent interval
|
|
// timeouts from repeatedly opening poups.
|
|
timeout->mPopupState = openAbused;
|
|
|
|
bool trackNestingLevel = !timeout->mIsInterval;
|
|
uint32_t nestingLevel;
|
|
if (trackNestingLevel) {
|
|
nestingLevel = TimeoutManager::GetNestingLevel();
|
|
TimeoutManager::SetNestingLevel(timeout->mNestingLevel);
|
|
}
|
|
|
|
const char *reason;
|
|
if (timeout->mIsInterval) {
|
|
reason = "setInterval handler";
|
|
} else {
|
|
reason = "setTimeout handler";
|
|
}
|
|
|
|
bool abortIntervalHandler = false;
|
|
nsCOMPtr<nsIScriptTimeoutHandler> handler(do_QueryInterface(timeout->mScriptHandler));
|
|
if (handler) {
|
|
RefPtr<Function> callback = handler->GetCallback();
|
|
|
|
if (!callback) {
|
|
// Evaluate the timeout expression.
|
|
const nsAString& script = handler->GetHandlerText();
|
|
|
|
const char* filename = nullptr;
|
|
uint32_t lineNo = 0, dummyColumn = 0;
|
|
handler->GetLocation(&filename, &lineNo, &dummyColumn);
|
|
|
|
// New script entry point required, due to the "Create a script" sub-step of
|
|
// http://www.whatwg.org/specs/web-apps/current-work/#timer-initialisation-steps
|
|
nsAutoMicroTask mt;
|
|
AutoEntryScript aes(this, reason, true);
|
|
JS::CompileOptions options(aes.cx());
|
|
options.setFileAndLine(filename, lineNo);
|
|
options.setNoScriptRval(true);
|
|
JS::Rooted<JSObject*> global(aes.cx(), FastGetGlobalJSObject());
|
|
nsresult rv = NS_OK;
|
|
{
|
|
nsJSUtils::ExecutionContext exec(aes.cx(), global);
|
|
rv = exec.CompileAndExec(options, script);
|
|
}
|
|
|
|
if (rv == NS_SUCCESS_DOM_SCRIPT_EVALUATION_THREW_UNCATCHABLE) {
|
|
abortIntervalHandler = true;
|
|
}
|
|
} else {
|
|
// Hold strong ref to ourselves while we call the callback.
|
|
nsCOMPtr<nsISupports> me(static_cast<nsIDOMWindow*>(this));
|
|
ErrorResult rv;
|
|
JS::Rooted<JS::Value> ignoredVal(RootingCx());
|
|
callback->Call(me, handler->GetArgs(), &ignoredVal, rv, reason);
|
|
if (rv.IsUncatchableException()) {
|
|
abortIntervalHandler = true;
|
|
}
|
|
|
|
rv.SuppressException();
|
|
}
|
|
} else {
|
|
nsCOMPtr<nsITimeoutHandler> basicHandler(timeout->mScriptHandler);
|
|
nsCOMPtr<nsISupports> kungFuDeathGrip(static_cast<nsIDOMWindow*>(this));
|
|
mozilla::Unused << kungFuDeathGrip;
|
|
basicHandler->Call();
|
|
}
|
|
|
|
// If we received an uncatchable exception, do not schedule the timeout again.
|
|
// This allows the slow script dialog to break easy DoS attacks like
|
|
// setInterval(function() { while(1); }, 100);
|
|
if (abortIntervalHandler) {
|
|
// If it wasn't an interval timer to begin with, this does nothing. If it
|
|
// was, we'll treat it as a timeout that we just ran and discard it when
|
|
// we return.
|
|
timeout->mIsInterval = false;
|
|
}
|
|
|
|
// We ignore any failures from calling EvaluateString() on the context or
|
|
// Call() on a Function here since we're in a loop
|
|
// where we're likely to be running timeouts whose OS timers
|
|
// didn't fire in time and we don't want to not fire those timers
|
|
// now just because execution of one timer failed. We can't
|
|
// propagate the error to anyone who cares about it from this
|
|
// point anyway, and the script context should have already reported
|
|
// the script error in the usual way - so we just drop it.
|
|
|
|
if (trackNestingLevel) {
|
|
TimeoutManager::SetNestingLevel(nestingLevel);
|
|
}
|
|
|
|
mTimeoutManager->EndRunningTimeout(last_running_timeout);
|
|
timeout->mRunning = false;
|
|
|
|
return timeout->mCleared;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsGlobalWindowInner: Helper Functions
|
|
//*****************************************************************************
|
|
|
|
already_AddRefed<nsIDocShellTreeOwner>
|
|
nsGlobalWindowInner::GetTreeOwner()
|
|
{
|
|
FORWARD_TO_OUTER(GetTreeOwner, (), nullptr);
|
|
}
|
|
|
|
already_AddRefed<nsIWebBrowserChrome>
|
|
nsGlobalWindowInner::GetWebBrowserChrome()
|
|
{
|
|
nsCOMPtr<nsIDocShellTreeOwner> treeOwner = GetTreeOwner();
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome> browserChrome = do_GetInterface(treeOwner);
|
|
return browserChrome.forget();
|
|
}
|
|
|
|
nsIScrollableFrame *
|
|
nsGlobalWindowInner::GetScrollFrame()
|
|
{
|
|
FORWARD_TO_OUTER(GetScrollFrame, (), nullptr);
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsPrivateBrowsing()
|
|
{
|
|
nsCOMPtr<nsILoadContext> loadContext = do_QueryInterface(GetDocShell());
|
|
return loadContext && loadContext->UsePrivateBrowsing();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::FlushPendingNotifications(FlushType aType)
|
|
{
|
|
if (mDoc) {
|
|
mDoc->FlushPendingNotifications(aType);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::EnableDeviceSensor(uint32_t aType)
|
|
{
|
|
bool alreadyEnabled = false;
|
|
for (uint32_t i = 0; i < mEnabledSensors.Length(); i++) {
|
|
if (mEnabledSensors[i] == aType) {
|
|
alreadyEnabled = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
mEnabledSensors.AppendElement(aType);
|
|
|
|
if (alreadyEnabled) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDeviceSensors> ac = do_GetService(NS_DEVICE_SENSORS_CONTRACTID);
|
|
if (ac) {
|
|
ac->AddWindowListener(aType, this);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableDeviceSensor(uint32_t aType)
|
|
{
|
|
int32_t doomedElement = -1;
|
|
int32_t listenerCount = 0;
|
|
for (uint32_t i = 0; i < mEnabledSensors.Length(); i++) {
|
|
if (mEnabledSensors[i] == aType) {
|
|
doomedElement = i;
|
|
listenerCount++;
|
|
}
|
|
}
|
|
|
|
if (doomedElement == -1) {
|
|
return;
|
|
}
|
|
|
|
mEnabledSensors.RemoveElementAt(doomedElement);
|
|
|
|
if (listenerCount > 1) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDeviceSensors> ac = do_GetService(NS_DEVICE_SENSORS_CONTRACTID);
|
|
if (ac) {
|
|
ac->RemoveWindowListener(aType, this);
|
|
}
|
|
}
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
void
|
|
nsGlobalWindowInner::EnableOrientationChangeListener()
|
|
{
|
|
// XXX: mDocShell is never set on the inner window?
|
|
nsIDocShell* docShell = nullptr;
|
|
if (!nsContentUtils::ShouldResistFingerprinting(docShell) &&
|
|
!mOrientationChangeObserver) {
|
|
mOrientationChangeObserver =
|
|
MakeUnique<WindowOrientationObserver>(this);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DisableOrientationChangeListener()
|
|
{
|
|
mOrientationChangeObserver = nullptr;
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nsGlobalWindowInner::SetHasGamepadEventListener(bool aHasGamepad/* = true*/)
|
|
{
|
|
mHasGamepad = aHasGamepad;
|
|
if (aHasGamepad) {
|
|
EnableGamepadUpdates();
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
nsGlobalWindowInner::EventListenerAdded(nsAtom* aType)
|
|
{
|
|
if (aType == nsGkAtoms::onvrdisplayactivate ||
|
|
aType == nsGkAtoms::onvrdisplayconnect ||
|
|
aType == nsGkAtoms::onvrdisplaydeactivate ||
|
|
aType == nsGkAtoms::onvrdisplaydisconnect ||
|
|
aType == nsGkAtoms::onvrdisplaypresentchange) {
|
|
NotifyVREventListenerAdded();
|
|
}
|
|
|
|
if (aType == nsGkAtoms::onvrdisplayactivate) {
|
|
mHasVRDisplayActivateEvents = true;
|
|
}
|
|
|
|
if (aType == nsGkAtoms::onbeforeunload &&
|
|
mTabChild &&
|
|
(!mDoc || !(mDoc->GetSandboxFlags() & SANDBOXED_MODALS))) {
|
|
mBeforeUnloadListenerCount++;
|
|
MOZ_ASSERT(mBeforeUnloadListenerCount > 0);
|
|
mTabChild->BeforeUnloadAdded();
|
|
}
|
|
|
|
// We need to initialize localStorage in order to receive notifications.
|
|
if (aType == nsGkAtoms::onstorage) {
|
|
ErrorResult rv;
|
|
GetLocalStorage(rv);
|
|
rv.SuppressException();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::EventListenerRemoved(nsAtom* aType)
|
|
{
|
|
if (aType == nsGkAtoms::onbeforeunload &&
|
|
mTabChild &&
|
|
(!mDoc || !(mDoc->GetSandboxFlags() & SANDBOXED_MODALS))) {
|
|
mBeforeUnloadListenerCount--;
|
|
MOZ_ASSERT(mBeforeUnloadListenerCount >= 0);
|
|
mTabChild->BeforeUnloadRemoved();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::NotifyVREventListenerAdded()
|
|
{
|
|
mHasVREvents = true;
|
|
EnableVRUpdates();
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::HasUsedVR() const
|
|
{
|
|
// Returns true only if any WebVR API call or related event
|
|
// has been used
|
|
return mHasVREvents;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsVRContentDetected() const
|
|
{
|
|
// Returns true only if the content will respond to
|
|
// the VRDisplayActivate event.
|
|
return mHasVRDisplayActivateEvents;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsVRContentPresenting() const
|
|
{
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->IsAnyPresenting(gfx::kVRGroupAll)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::AddSizeOfIncludingThis(nsWindowSizes& aWindowSizes) const
|
|
{
|
|
aWindowSizes.mDOMOtherSize += aWindowSizes.mState.mMallocSizeOf(this);
|
|
aWindowSizes.mDOMOtherSize +=
|
|
nsIGlobalObject::ShallowSizeOfExcludingThis(aWindowSizes.mState.mMallocSizeOf);
|
|
|
|
EventListenerManager* elm = GetExistingListenerManager();
|
|
if (elm) {
|
|
aWindowSizes.mDOMOtherSize +=
|
|
elm->SizeOfIncludingThis(aWindowSizes.mState.mMallocSizeOf);
|
|
aWindowSizes.mDOMEventListenersCount += elm->ListenerCount();
|
|
}
|
|
if (mDoc) {
|
|
// Multiple global windows can share a document. So only measure the
|
|
// document if it (a) doesn't have a global window, or (b) it's the
|
|
// primary document for the window.
|
|
if (!mDoc->GetInnerWindow() ||
|
|
mDoc->GetInnerWindow() == this) {
|
|
mDoc->DocAddSizeOfIncludingThis(aWindowSizes);
|
|
}
|
|
}
|
|
|
|
if (mNavigator) {
|
|
aWindowSizes.mDOMOtherSize +=
|
|
mNavigator->SizeOfIncludingThis(aWindowSizes.mState.mMallocSizeOf);
|
|
}
|
|
|
|
ForEachEventTargetObject([&] (DOMEventTargetHelper* et, bool* aDoneOut) {
|
|
if (nsCOMPtr<nsISizeOfEventTarget> iSizeOf = do_QueryObject(et)) {
|
|
aWindowSizes.mDOMEventTargetsSize +=
|
|
iSizeOf->SizeOfEventTargetIncludingThis(
|
|
aWindowSizes.mState.mMallocSizeOf);
|
|
}
|
|
if (EventListenerManager* elm = et->GetExistingListenerManager()) {
|
|
aWindowSizes.mDOMEventListenersCount += elm->ListenerCount();
|
|
}
|
|
++aWindowSizes.mDOMEventTargetsCount;
|
|
});
|
|
|
|
if (mPerformance) {
|
|
aWindowSizes.mDOMPerformanceUserEntries =
|
|
mPerformance->SizeOfUserEntries(aWindowSizes.mState.mMallocSizeOf);
|
|
aWindowSizes.mDOMPerformanceResourceEntries =
|
|
mPerformance->SizeOfResourceEntries(aWindowSizes.mState.mMallocSizeOf);
|
|
}
|
|
|
|
aWindowSizes.mDOMOtherSize +=
|
|
mPendingPromises.ShallowSizeOfExcludingThis(aWindowSizes.mState.mMallocSizeOf);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::AddGamepad(uint32_t aIndex, Gamepad* aGamepad)
|
|
{
|
|
// Create the index we will present to content based on which indices are
|
|
// already taken, as required by the spec.
|
|
// https://w3c.github.io/gamepad/gamepad.html#widl-Gamepad-index
|
|
int index = 0;
|
|
while(mGamepadIndexSet.Contains(index)) {
|
|
++index;
|
|
}
|
|
mGamepadIndexSet.Put(index);
|
|
aGamepad->SetIndex(index);
|
|
mGamepads.Put(aIndex, aGamepad);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::RemoveGamepad(uint32_t aIndex)
|
|
{
|
|
RefPtr<Gamepad> gamepad;
|
|
if (!mGamepads.Get(aIndex, getter_AddRefs(gamepad))) {
|
|
return;
|
|
}
|
|
// Free up the index we were using so it can be reused
|
|
mGamepadIndexSet.Remove(gamepad->Index());
|
|
mGamepads.Remove(aIndex);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetGamepads(nsTArray<RefPtr<Gamepad> >& aGamepads)
|
|
{
|
|
aGamepads.Clear();
|
|
|
|
// navigator.getGamepads() always returns an empty array when
|
|
// privacy.resistFingerprinting is true.
|
|
if (nsContentUtils::ShouldResistFingerprinting()) {
|
|
return;
|
|
}
|
|
|
|
// mGamepads.Count() may not be sufficient, but it's not harmful.
|
|
aGamepads.SetCapacity(mGamepads.Count());
|
|
for (auto iter = mGamepads.Iter(); !iter.Done(); iter.Next()) {
|
|
Gamepad* gamepad = iter.UserData();
|
|
aGamepads.EnsureLengthAtLeast(gamepad->Index() + 1);
|
|
aGamepads[gamepad->Index()] = gamepad;
|
|
}
|
|
}
|
|
|
|
already_AddRefed<Gamepad>
|
|
nsGlobalWindowInner::GetGamepad(uint32_t aIndex)
|
|
{
|
|
RefPtr<Gamepad> gamepad;
|
|
|
|
if (mGamepads.Get(aIndex, getter_AddRefs(gamepad))) {
|
|
return gamepad.forget();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetHasSeenGamepadInput(bool aHasSeen)
|
|
{
|
|
mHasSeenGamepadInput = aHasSeen;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::HasSeenGamepadInput()
|
|
{
|
|
return mHasSeenGamepadInput;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SyncGamepadState()
|
|
{
|
|
if (mHasSeenGamepadInput) {
|
|
RefPtr<GamepadManager> gamepadManager(GamepadManager::GetService());
|
|
for (auto iter = mGamepads.Iter(); !iter.Done(); iter.Next()) {
|
|
gamepadManager->SyncGamepadState(iter.Key(), iter.UserData());
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::StopGamepadHaptics()
|
|
{
|
|
if (mHasSeenGamepadInput) {
|
|
RefPtr<GamepadManager> gamepadManager(GamepadManager::GetService());
|
|
gamepadManager->StopHaptics();
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::UpdateVRDisplays(nsTArray<RefPtr<mozilla::dom::VRDisplay>>& aDevices)
|
|
{
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
aDevices = mVRDisplays;
|
|
return true;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::NotifyActiveVRDisplaysChanged()
|
|
{
|
|
if (mNavigator) {
|
|
mNavigator->NotifyActiveVRDisplaysChanged();
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DispatchVRDisplayActivate(uint32_t aDisplayID,
|
|
mozilla::dom::VRDisplayEventReason aReason)
|
|
{
|
|
// Ensure that our list of displays is up to date
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
|
|
// Search for the display identified with aDisplayID and fire the
|
|
// event if found.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->DisplayId() == aDisplayID) {
|
|
if (aReason != VRDisplayEventReason::Navigation &&
|
|
display->IsAnyPresenting(gfx::kVRGroupContent)) {
|
|
// We only want to trigger this event if nobody is presenting to the
|
|
// display already or when a page is loaded by navigating away
|
|
// from a page with an active VR Presentation.
|
|
continue;
|
|
}
|
|
|
|
VRDisplayEventInit init;
|
|
init.mBubbles = false;
|
|
init.mCancelable = false;
|
|
init.mDisplay = display;
|
|
init.mReason.Construct(aReason);
|
|
|
|
RefPtr<VRDisplayEvent> event =
|
|
VRDisplayEvent::Constructor(this,
|
|
NS_LITERAL_STRING("vrdisplayactivate"),
|
|
init);
|
|
// vrdisplayactivate is a trusted event, allowing VRDisplay.requestPresent
|
|
// to be used in response to link traversal, user request (chrome UX), and
|
|
// HMD mounting detection sensors.
|
|
event->SetTrusted(true);
|
|
// VRDisplay.requestPresent normally requires a user gesture; however, an
|
|
// exception is made to allow it to be called in response to vrdisplayactivate
|
|
// during VR link traversal.
|
|
display->StartHandlingVRNavigationEvent();
|
|
DispatchEvent(*event);
|
|
display->StopHandlingVRNavigationEvent();
|
|
// Once we dispatch the event, we must not access any members as an event
|
|
// listener can do anything, including closing windows.
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DispatchVRDisplayDeactivate(uint32_t aDisplayID,
|
|
mozilla::dom::VRDisplayEventReason aReason)
|
|
{
|
|
// Ensure that our list of displays is up to date
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
|
|
// Search for the display identified with aDisplayID and fire the
|
|
// event if found.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->DisplayId() == aDisplayID && display->IsPresenting()) {
|
|
// We only want to trigger this event to content that is presenting to
|
|
// the display already.
|
|
|
|
VRDisplayEventInit init;
|
|
init.mBubbles = false;
|
|
init.mCancelable = false;
|
|
init.mDisplay = display;
|
|
init.mReason.Construct(aReason);
|
|
|
|
RefPtr<VRDisplayEvent> event =
|
|
VRDisplayEvent::Constructor(this,
|
|
NS_LITERAL_STRING("vrdisplaydeactivate"),
|
|
init);
|
|
event->SetTrusted(true);
|
|
DispatchEvent(*event);
|
|
// Once we dispatch the event, we must not access any members as an event
|
|
// listener can do anything, including closing windows.
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DispatchVRDisplayConnect(uint32_t aDisplayID)
|
|
{
|
|
// Ensure that our list of displays is up to date
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
|
|
// Search for the display identified with aDisplayID and fire the
|
|
// event if found.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->DisplayId() == aDisplayID) {
|
|
// Fire event even if not presenting to the display.
|
|
VRDisplayEventInit init;
|
|
init.mBubbles = false;
|
|
init.mCancelable = false;
|
|
init.mDisplay = display;
|
|
// VRDisplayEvent.reason is not set for vrdisplayconnect
|
|
|
|
RefPtr<VRDisplayEvent> event =
|
|
VRDisplayEvent::Constructor(this,
|
|
NS_LITERAL_STRING("vrdisplayconnect"),
|
|
init);
|
|
event->SetTrusted(true);
|
|
DispatchEvent(*event);
|
|
// Once we dispatch the event, we must not access any members as an event
|
|
// listener can do anything, including closing windows.
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DispatchVRDisplayDisconnect(uint32_t aDisplayID)
|
|
{
|
|
// Ensure that our list of displays is up to date
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
|
|
// Search for the display identified with aDisplayID and fire the
|
|
// event if found.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->DisplayId() == aDisplayID) {
|
|
// Fire event even if not presenting to the display.
|
|
VRDisplayEventInit init;
|
|
init.mBubbles = false;
|
|
init.mCancelable = false;
|
|
init.mDisplay = display;
|
|
// VRDisplayEvent.reason is not set for vrdisplaydisconnect
|
|
|
|
RefPtr<VRDisplayEvent> event =
|
|
VRDisplayEvent::Constructor(this,
|
|
NS_LITERAL_STRING("vrdisplaydisconnect"),
|
|
init);
|
|
event->SetTrusted(true);
|
|
DispatchEvent(*event);
|
|
// Once we dispatch the event, we must not access any members as an event
|
|
// listener can do anything, including closing windows.
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DispatchVRDisplayPresentChange(uint32_t aDisplayID)
|
|
{
|
|
// Ensure that our list of displays is up to date
|
|
VRDisplay::UpdateVRDisplays(mVRDisplays, this);
|
|
|
|
// Search for the display identified with aDisplayID and fire the
|
|
// event if found.
|
|
for (const auto& display : mVRDisplays) {
|
|
if (display->DisplayId() == aDisplayID) {
|
|
// Fire event even if not presenting to the display.
|
|
VRDisplayEventInit init;
|
|
init.mBubbles = false;
|
|
init.mCancelable = false;
|
|
init.mDisplay = display;
|
|
// VRDisplayEvent.reason is not set for vrdisplaypresentchange
|
|
RefPtr<VRDisplayEvent> event =
|
|
VRDisplayEvent::Constructor(this,
|
|
NS_LITERAL_STRING("vrdisplaypresentchange"),
|
|
init);
|
|
event->SetTrusted(true);
|
|
DispatchEvent(*event);
|
|
// Once we dispatch the event, we must not access any members as an event
|
|
// listener can do anything, including closing windows.
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
enum WindowState {
|
|
// These constants need to match the constants in Window.webidl
|
|
STATE_MAXIMIZED = 1,
|
|
STATE_MINIMIZED = 2,
|
|
STATE_NORMAL = 3,
|
|
STATE_FULLSCREEN = 4
|
|
};
|
|
|
|
uint16_t
|
|
nsGlobalWindowInner::WindowState()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
|
|
int32_t mode = widget ? widget->SizeMode() : 0;
|
|
|
|
switch (mode) {
|
|
case nsSizeMode_Minimized:
|
|
return STATE_MINIMIZED;
|
|
case nsSizeMode_Maximized:
|
|
return STATE_MAXIMIZED;
|
|
case nsSizeMode_Fullscreen:
|
|
return STATE_FULLSCREEN;
|
|
case nsSizeMode_Normal:
|
|
return STATE_NORMAL;
|
|
default:
|
|
NS_WARNING("Illegal window state for this chrome window");
|
|
break;
|
|
}
|
|
|
|
return STATE_NORMAL;
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsFullyOccluded()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
return widget && widget->IsFullyOccluded();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Maximize()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
|
|
if (widget) {
|
|
widget->SetSizeMode(nsSizeMode_Maximized);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Minimize()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
|
|
if (widget) {
|
|
widget->SetSizeMode(nsSizeMode_Minimized);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::Restore()
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
|
|
if (widget) {
|
|
widget->SetSizeMode(nsSizeMode_Normal);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetAttention(ErrorResult& aResult)
|
|
{
|
|
return GetAttentionWithCycleCount(-1, aResult);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetAttentionWithCycleCount(int32_t aCycleCount,
|
|
ErrorResult& aError)
|
|
{
|
|
nsCOMPtr<nsIWidget> widget = GetMainWidget();
|
|
|
|
if (widget) {
|
|
aError = widget->GetAttention(aCycleCount);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::BeginWindowMove(Event& aMouseDownEvent, Element* aPanel,
|
|
ErrorResult& aError)
|
|
{
|
|
nsCOMPtr<nsIWidget> widget;
|
|
|
|
// if a panel was supplied, use its widget instead.
|
|
#ifdef MOZ_XUL
|
|
if (aPanel) {
|
|
nsIFrame* frame = aPanel->GetPrimaryFrame();
|
|
if (!frame || !frame->IsMenuPopupFrame()) {
|
|
return;
|
|
}
|
|
|
|
widget = (static_cast<nsMenuPopupFrame*>(frame))->GetWidget();
|
|
}
|
|
else {
|
|
#endif
|
|
widget = GetMainWidget();
|
|
#ifdef MOZ_XUL
|
|
}
|
|
#endif
|
|
|
|
if (!widget) {
|
|
return;
|
|
}
|
|
|
|
WidgetMouseEvent* mouseEvent =
|
|
aMouseDownEvent.WidgetEventPtr()->AsMouseEvent();
|
|
if (!mouseEvent || mouseEvent->mClass != eMouseEventClass) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return;
|
|
}
|
|
|
|
aError = widget->BeginMoveDrag(mouseEvent);
|
|
}
|
|
|
|
already_AddRefed<Promise>
|
|
nsGlobalWindowInner::PromiseDocumentFlushed(PromiseDocumentFlushedCallback& aCallback,
|
|
ErrorResult& aError)
|
|
{
|
|
MOZ_RELEASE_ASSERT(IsChromeWindow());
|
|
|
|
if (!IsCurrentInnerWindow()) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
if (mIteratingDocumentFlushedResolvers) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
if (!mDoc) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
nsIPresShell* shell = mDoc->GetShell();
|
|
if (!shell) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
// We need to associate the lifetime of the Promise to the lifetime
|
|
// of the caller's global. That way, if the window we're observing
|
|
// refresh driver ticks on goes away before our observer is fired,
|
|
// we can still resolve the Promise.
|
|
nsIGlobalObject* global = GetIncumbentGlobal();
|
|
if (!global) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<Promise> resultPromise = Promise::Create(global, aError);
|
|
if (aError.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
UniquePtr<PromiseDocumentFlushedResolver> flushResolver(
|
|
new PromiseDocumentFlushedResolver(resultPromise, aCallback));
|
|
|
|
if (!shell->NeedStyleFlush() && !shell->NeedLayoutFlush()) {
|
|
flushResolver->Call();
|
|
return resultPromise.forget();
|
|
}
|
|
|
|
if (!mObservingDidRefresh) {
|
|
bool success = shell->AddPostRefreshObserver(this);
|
|
if (!success) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
mObservingDidRefresh = true;
|
|
}
|
|
|
|
mDocumentFlushedResolvers.AppendElement(Move(flushResolver));
|
|
return resultPromise.forget();
|
|
}
|
|
|
|
template<bool call>
|
|
void
|
|
nsGlobalWindowInner::CallOrCancelDocumentFlushedResolvers()
|
|
{
|
|
MOZ_ASSERT(!mIteratingDocumentFlushedResolvers);
|
|
|
|
while (true) {
|
|
{
|
|
// To coalesce MicroTask checkpoints inside callback call, enclose the
|
|
// inner loop with nsAutoMicroTask, and perform a MicroTask checkpoint
|
|
// after the loop.
|
|
nsAutoMicroTask mt;
|
|
|
|
mIteratingDocumentFlushedResolvers = true;
|
|
for (const auto& documentFlushedResolver : mDocumentFlushedResolvers) {
|
|
if (call) {
|
|
documentFlushedResolver->Call();
|
|
} else {
|
|
documentFlushedResolver->Cancel();
|
|
}
|
|
}
|
|
mDocumentFlushedResolvers.Clear();
|
|
mIteratingDocumentFlushedResolvers = false;
|
|
}
|
|
|
|
// Leaving nsAutoMicroTask above will perform MicroTask checkpoint, and
|
|
// Promise callbacks there may create mDocumentFlushedResolvers items.
|
|
|
|
// If there's no new item, there's nothing to do here.
|
|
if (!mDocumentFlushedResolvers.Length()) {
|
|
break;
|
|
}
|
|
|
|
// If there are new items, the observer is not added for them when calling
|
|
// PromiseDocumentFlushed. Add here and leave.
|
|
// FIXME: Handle this case inside PromiseDocumentFlushed (bug 1442824).
|
|
if (mDoc) {
|
|
nsIPresShell* shell = mDoc->GetShell();
|
|
if (shell) {
|
|
(void) shell->AddPostRefreshObserver(this);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// If we fail adding observer, keep looping to resolve or reject all
|
|
// promises. This case happens while destroying window.
|
|
// This violates the constraint that the promiseDocumentFlushed callback
|
|
// only ever run when no flush needed, but it's necessary to resolve
|
|
// Promise returned by that.
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CallDocumentFlushedResolvers()
|
|
{
|
|
CallOrCancelDocumentFlushedResolvers<true>();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::CancelDocumentFlushedResolvers()
|
|
{
|
|
CallOrCancelDocumentFlushedResolvers<false>();
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::DidRefresh()
|
|
{
|
|
auto rejectionGuard = MakeScopeExit([&] {
|
|
CancelDocumentFlushedResolvers();
|
|
mObservingDidRefresh = false;
|
|
});
|
|
|
|
MOZ_ASSERT(mDoc);
|
|
|
|
nsIPresShell* shell = mDoc->GetShell();
|
|
MOZ_ASSERT(shell);
|
|
|
|
if (shell->NeedStyleFlush() || shell->NeedLayoutFlush()) {
|
|
// By the time our observer fired, something has already invalidated
|
|
// style or layout - or perhaps we're still in the middle of a flush that
|
|
// was interrupted. In either case, we'll wait until the next refresh driver
|
|
// tick instead and try again.
|
|
rejectionGuard.release();
|
|
return;
|
|
}
|
|
|
|
bool success = shell->RemovePostRefreshObserver(this);
|
|
if (!success) {
|
|
return;
|
|
}
|
|
|
|
rejectionGuard.release();
|
|
|
|
CallDocumentFlushedResolvers();
|
|
mObservingDidRefresh = false;
|
|
}
|
|
|
|
already_AddRefed<nsWindowRoot>
|
|
nsGlobalWindowInner::GetWindowRoot(mozilla::ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetWindowRootOuter, (), aError, nullptr);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetCursor(const nsAString& aCursor, ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetCursorOuter, (aCursor, aError), aError, );
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsGlobalWindowInner::GetBrowserDOMWindow(nsIBrowserDOMWindow **aBrowserWindow)
|
|
{
|
|
MOZ_RELEASE_ASSERT(IsChromeWindow());
|
|
|
|
ErrorResult rv;
|
|
NS_IF_ADDREF(*aBrowserWindow = GetBrowserDOMWindow(rv));
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
nsIBrowserDOMWindow*
|
|
nsGlobalWindowInner::GetBrowserDOMWindow(ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(GetBrowserDOMWindowOuter, (), aError, nullptr);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetBrowserDOMWindow(nsIBrowserDOMWindow* aBrowserWindow,
|
|
ErrorResult& aError)
|
|
{
|
|
FORWARD_TO_OUTER_OR_THROW(SetBrowserDOMWindowOuter, (aBrowserWindow), aError, );
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::NotifyDefaultButtonLoaded(Element& aDefaultButton,
|
|
ErrorResult& aError)
|
|
{
|
|
#ifdef MOZ_XUL
|
|
// Don't snap to a disabled button.
|
|
nsCOMPtr<nsIDOMXULControlElement> xulControl =
|
|
do_QueryInterface(&aDefaultButton);
|
|
if (!xulControl) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return;
|
|
}
|
|
bool disabled;
|
|
aError = xulControl->GetDisabled(&disabled);
|
|
if (aError.Failed() || disabled) {
|
|
return;
|
|
}
|
|
|
|
// Get the button rect in screen coordinates.
|
|
nsIFrame *frame = aDefaultButton.GetPrimaryFrame();
|
|
if (!frame) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return;
|
|
}
|
|
LayoutDeviceIntRect buttonRect =
|
|
LayoutDeviceIntRect::FromAppUnitsToNearest(
|
|
frame->GetScreenRectInAppUnits(),
|
|
frame->PresContext()->AppUnitsPerDevPixel());
|
|
|
|
// Get the widget rect in screen coordinates.
|
|
nsIWidget *widget = GetNearestWidget();
|
|
if (!widget) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
return;
|
|
}
|
|
LayoutDeviceIntRect widgetRect = widget->GetScreenBounds();
|
|
|
|
// Convert the buttonRect coordinates from screen to the widget.
|
|
buttonRect -= widgetRect.TopLeft();
|
|
nsresult rv = widget->OnDefaultButtonLoaded(buttonRect);
|
|
if (NS_FAILED(rv) && rv != NS_ERROR_NOT_IMPLEMENTED) {
|
|
aError.Throw(rv);
|
|
}
|
|
#else
|
|
aError.Throw(NS_ERROR_NOT_IMPLEMENTED);
|
|
#endif
|
|
}
|
|
|
|
ChromeMessageBroadcaster*
|
|
nsGlobalWindowInner::MessageManager()
|
|
{
|
|
MOZ_ASSERT(IsChromeWindow());
|
|
if (!mChromeFields.mMessageManager) {
|
|
RefPtr<ChromeMessageBroadcaster> globalMM =
|
|
nsFrameMessageManager::GetGlobalMessageManager();
|
|
mChromeFields.mMessageManager = new ChromeMessageBroadcaster(globalMM);
|
|
}
|
|
return mChromeFields.mMessageManager;
|
|
}
|
|
|
|
ChromeMessageBroadcaster*
|
|
nsGlobalWindowInner::GetGroupMessageManager(const nsAString& aGroup)
|
|
{
|
|
MOZ_ASSERT(IsChromeWindow());
|
|
|
|
RefPtr<ChromeMessageBroadcaster> messageManager =
|
|
mChromeFields.mGroupMessageManagers.LookupForAdd(aGroup).OrInsert(
|
|
[this] () {
|
|
return new ChromeMessageBroadcaster(MessageManager());
|
|
});
|
|
return messageManager;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::InitWasOffline()
|
|
{
|
|
mWasOffline = NS_IsOffline();
|
|
}
|
|
|
|
#if defined(MOZ_WIDGET_ANDROID)
|
|
int16_t
|
|
nsGlobalWindowInner::Orientation(CallerType aCallerType) const
|
|
{
|
|
return nsContentUtils::ResistFingerprinting(aCallerType) ?
|
|
0 : WindowOrientationObserver::OrientationAngle();
|
|
}
|
|
#endif
|
|
|
|
already_AddRefed<Console>
|
|
nsGlobalWindowInner::GetConsole(JSContext* aCx, ErrorResult& aRv)
|
|
{
|
|
if (!mConsole) {
|
|
mConsole = Console::Create(aCx, this, aRv);
|
|
if (NS_WARN_IF(aRv.Failed())) {
|
|
return nullptr;
|
|
}
|
|
}
|
|
|
|
RefPtr<Console> console = mConsole;
|
|
return console.forget();
|
|
}
|
|
|
|
bool
|
|
nsGlobalWindowInner::IsSecureContext() const
|
|
{
|
|
return JS_GetIsSecureContext(js::GetObjectCompartment(GetWrapperPreserveColor()));
|
|
}
|
|
|
|
already_AddRefed<External>
|
|
nsGlobalWindowInner::GetExternal(ErrorResult& aRv)
|
|
{
|
|
#ifdef HAVE_SIDEBAR
|
|
if (!mExternal) {
|
|
JS::Rooted<JSObject*> jsImplObj(RootingCx());
|
|
ConstructJSImplementation("@mozilla.org/sidebar;1", this, &jsImplObj, aRv);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
mExternal = new External(jsImplObj, this);
|
|
}
|
|
|
|
RefPtr<External> external = static_cast<External*>(mExternal.get());
|
|
return external.forget();
|
|
#else
|
|
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetSidebar(OwningExternalOrWindowProxy& aResult,
|
|
ErrorResult& aRv)
|
|
{
|
|
#ifdef HAVE_SIDEBAR
|
|
// First check for a named frame named "sidebar"
|
|
nsCOMPtr<nsPIDOMWindowOuter> domWindow = GetChildWindow(NS_LITERAL_STRING("sidebar"));
|
|
if (domWindow) {
|
|
aResult.SetAsWindowProxy() = domWindow.forget();
|
|
return;
|
|
}
|
|
|
|
RefPtr<External> external = GetExternal(aRv);
|
|
if (external) {
|
|
aResult.SetAsExternal() = external;
|
|
}
|
|
#else
|
|
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::ClearDocumentDependentSlots(JSContext* aCx)
|
|
{
|
|
// If JSAPI OOMs here, there is basically nothing we can do to recover safely.
|
|
if (!WindowBinding::ClearCachedDocumentValue(aCx, this) ||
|
|
!WindowBinding::ClearCachedPerformanceValue(aCx, this)) {
|
|
MOZ_CRASH("Unhandlable OOM while clearing document dependent slots.");
|
|
}
|
|
}
|
|
|
|
/* static */
|
|
JSObject*
|
|
nsGlobalWindowInner::CreateNamedPropertiesObject(JSContext *aCx,
|
|
JS::Handle<JSObject*> aProto)
|
|
{
|
|
return WindowNamedPropertiesHandler::Create(aCx, aProto);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::RedefineProperty(JSContext* aCx, const char* aPropName,
|
|
JS::Handle<JS::Value> aValue,
|
|
ErrorResult& aError)
|
|
{
|
|
JS::Rooted<JSObject*> thisObj(aCx, GetWrapperPreserveColor());
|
|
if (!thisObj) {
|
|
aError.Throw(NS_ERROR_UNEXPECTED);
|
|
return;
|
|
}
|
|
|
|
if (!JS_WrapObject(aCx, &thisObj) ||
|
|
!JS_DefineProperty(aCx, thisObj, aPropName, aValue, JSPROP_ENUMERATE)) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetReplaceableWindowCoord(JSContext* aCx,
|
|
nsGlobalWindowInner::WindowCoordGetter aGetter,
|
|
JS::MutableHandle<JS::Value> aRetval,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
int32_t coord = (this->*aGetter)(aCallerType, aError);
|
|
if (!aError.Failed() &&
|
|
!ToJSValue(aCx, coord, aRetval)) {
|
|
aError.Throw(NS_ERROR_FAILURE);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::SetReplaceableWindowCoord(JSContext* aCx,
|
|
nsGlobalWindowInner::WindowCoordSetter aSetter,
|
|
JS::Handle<JS::Value> aValue,
|
|
const char* aPropName,
|
|
CallerType aCallerType,
|
|
ErrorResult& aError)
|
|
{
|
|
/*
|
|
* If caller is not chrome and the user has not explicitly exempted the site,
|
|
* just treat this the way we would an IDL replaceable property.
|
|
*/
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
if (!outer ||
|
|
!outer->CanMoveResizeWindows(aCallerType) ||
|
|
outer->IsFrame()) {
|
|
RedefineProperty(aCx, aPropName, aValue, aError);
|
|
return;
|
|
}
|
|
|
|
int32_t value;
|
|
if (!ValueToPrimitive<int32_t, eDefault>(aCx, aValue, &value)) {
|
|
aError.Throw(NS_ERROR_UNEXPECTED);
|
|
return;
|
|
}
|
|
|
|
if (nsContentUtils::ShouldResistFingerprinting(GetDocShell())) {
|
|
bool innerWidthSpecified = false;
|
|
bool innerHeightSpecified = false;
|
|
bool outerWidthSpecified = false;
|
|
bool outerHeightSpecified = false;
|
|
|
|
if (strcmp(aPropName, "innerWidth") == 0) {
|
|
innerWidthSpecified = true;
|
|
} else if (strcmp(aPropName, "innerHeight") == 0) {
|
|
innerHeightSpecified = true;
|
|
} else if (strcmp(aPropName, "outerWidth") == 0) {
|
|
outerWidthSpecified = true;
|
|
} else if (strcmp(aPropName, "outerHeight") == 0) {
|
|
outerHeightSpecified = true;
|
|
}
|
|
|
|
if (innerWidthSpecified || innerHeightSpecified ||
|
|
outerWidthSpecified || outerHeightSpecified)
|
|
{
|
|
nsCOMPtr<nsIBaseWindow> treeOwnerAsWin = outer->GetTreeOwnerWindow();
|
|
nsCOMPtr<nsIScreen> screen;
|
|
nsCOMPtr<nsIScreenManager> screenMgr(
|
|
do_GetService("@mozilla.org/gfx/screenmanager;1"));
|
|
int32_t winLeft = 0;
|
|
int32_t winTop = 0;
|
|
int32_t winWidth = 0;
|
|
int32_t winHeight = 0;
|
|
double scale = 1.0;
|
|
|
|
|
|
if (treeOwnerAsWin && screenMgr) {
|
|
// Acquire current window size.
|
|
treeOwnerAsWin->GetUnscaledDevicePixelsPerCSSPixel(&scale);
|
|
treeOwnerAsWin->GetPositionAndSize(&winLeft, &winTop, &winWidth, &winHeight);
|
|
winLeft = NSToIntRound(winHeight / scale);
|
|
winTop = NSToIntRound(winWidth / scale);
|
|
winWidth = NSToIntRound(winWidth / scale);
|
|
winHeight = NSToIntRound(winHeight / scale);
|
|
|
|
// Acquire content window size.
|
|
CSSIntSize contentSize;
|
|
outer->GetInnerSize(contentSize);
|
|
|
|
screenMgr->ScreenForRect(winLeft, winTop, winWidth, winHeight,
|
|
getter_AddRefs(screen));
|
|
|
|
if (screen) {
|
|
int32_t* targetContentWidth = nullptr;
|
|
int32_t* targetContentHeight = nullptr;
|
|
int32_t screenWidth = 0;
|
|
int32_t screenHeight = 0;
|
|
int32_t chromeWidth = 0;
|
|
int32_t chromeHeight = 0;
|
|
int32_t inputWidth = 0;
|
|
int32_t inputHeight = 0;
|
|
int32_t unused = 0;
|
|
|
|
// Get screen dimensions (in device pixels)
|
|
screen->GetAvailRect(&unused, &unused, &screenWidth,
|
|
&screenHeight);
|
|
// Convert them to CSS pixels
|
|
screenWidth = NSToIntRound(screenWidth / scale);
|
|
screenHeight = NSToIntRound(screenHeight / scale);
|
|
|
|
// Calculate the chrome UI size.
|
|
chromeWidth = winWidth - contentSize.width;
|
|
chromeHeight = winHeight - contentSize.height;
|
|
|
|
if (innerWidthSpecified || outerWidthSpecified) {
|
|
inputWidth = value;
|
|
targetContentWidth = &value;
|
|
targetContentHeight = &unused;
|
|
} else if (innerHeightSpecified || outerHeightSpecified) {
|
|
inputHeight = value;
|
|
targetContentWidth = &unused;
|
|
targetContentHeight = &value;
|
|
}
|
|
|
|
nsContentUtils::CalcRoundedWindowSizeForResistingFingerprinting(
|
|
chromeWidth,
|
|
chromeHeight,
|
|
screenWidth,
|
|
screenHeight,
|
|
inputWidth,
|
|
inputHeight,
|
|
outerWidthSpecified,
|
|
outerHeightSpecified,
|
|
targetContentWidth,
|
|
targetContentHeight
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
(this->*aSetter)(value, aCallerType, aError);
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::FireOnNewGlobalObject()
|
|
{
|
|
// AutoEntryScript required to invoke debugger hook, which is a
|
|
// Gecko-specific concept at present.
|
|
AutoEntryScript aes(this, "nsGlobalWindowInner report new global");
|
|
JS::Rooted<JSObject*> global(aes.cx(), GetWrapper());
|
|
JS_FireOnNewGlobalObject(aes.cx(), global);
|
|
}
|
|
|
|
#ifdef _WINDOWS_
|
|
#error "Never include windows.h in this file!"
|
|
#endif
|
|
|
|
already_AddRefed<Promise>
|
|
nsGlobalWindowInner::CreateImageBitmap(JSContext* aCx,
|
|
const ImageBitmapSource& aImage,
|
|
ErrorResult& aRv)
|
|
{
|
|
if (aImage.IsArrayBuffer() || aImage.IsArrayBufferView()) {
|
|
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
|
|
return nullptr;
|
|
}
|
|
|
|
return ImageBitmap::Create(this, aImage, Nothing(), aRv);
|
|
}
|
|
|
|
already_AddRefed<Promise>
|
|
nsGlobalWindowInner::CreateImageBitmap(JSContext* aCx,
|
|
const ImageBitmapSource& aImage,
|
|
int32_t aSx, int32_t aSy, int32_t aSw, int32_t aSh,
|
|
ErrorResult& aRv)
|
|
{
|
|
if (aImage.IsArrayBuffer() || aImage.IsArrayBufferView()) {
|
|
aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
|
|
return nullptr;
|
|
}
|
|
|
|
return ImageBitmap::Create(this, aImage, Some(gfx::IntRect(aSx, aSy, aSw, aSh)), aRv);
|
|
}
|
|
|
|
already_AddRefed<mozilla::dom::Promise>
|
|
nsGlobalWindowInner::CreateImageBitmap(JSContext* aCx,
|
|
const ImageBitmapSource& aImage,
|
|
int32_t aOffset, int32_t aLength,
|
|
ImageBitmapFormat aFormat,
|
|
const Sequence<ChannelPixelLayout>& aLayout,
|
|
ErrorResult& aRv)
|
|
{
|
|
if (!DOMPrefs::ImageBitmapExtensionsEnabled()) {
|
|
aRv.Throw(NS_ERROR_TYPE_ERR);
|
|
return nullptr;
|
|
}
|
|
if (aImage.IsArrayBuffer() || aImage.IsArrayBufferView()) {
|
|
return ImageBitmap::Create(this, aImage, aOffset, aLength, aFormat, aLayout,
|
|
aRv);
|
|
}
|
|
aRv.Throw(NS_ERROR_TYPE_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
mozilla::dom::TabGroup*
|
|
nsGlobalWindowInner::TabGroupInner()
|
|
{
|
|
// If we don't have a TabGroup yet, try to get it from the outer window and
|
|
// cache it.
|
|
if (!mTabGroup) {
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
// This will never be called without either an outer window, or a cached tab group.
|
|
// This is because of the following:
|
|
// * This method is only called on inner windows
|
|
// * This method is called as a document is attached to it's script global
|
|
// by the document
|
|
// * Inner windows are created in nsGlobalWindowInner::SetNewDocument, which
|
|
// immediately sets a document, which will call this method, causing
|
|
// the TabGroup to be cached.
|
|
MOZ_RELEASE_ASSERT(outer, "Inner window without outer window has no cached tab group!");
|
|
mTabGroup = outer->TabGroup();
|
|
}
|
|
MOZ_ASSERT(mTabGroup);
|
|
|
|
#ifdef DEBUG
|
|
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
|
|
MOZ_ASSERT_IF(outer, outer->TabGroup() == mTabGroup);
|
|
#endif
|
|
|
|
return mTabGroup;
|
|
}
|
|
|
|
nsresult
|
|
nsGlobalWindowInner::Dispatch(TaskCategory aCategory,
|
|
already_AddRefed<nsIRunnable>&& aRunnable)
|
|
{
|
|
MOZ_RELEASE_ASSERT(NS_IsMainThread());
|
|
if (GetDocGroup()) {
|
|
return GetDocGroup()->Dispatch(aCategory, Move(aRunnable));
|
|
}
|
|
return DispatcherTrait::Dispatch(aCategory, Move(aRunnable));
|
|
}
|
|
|
|
nsISerialEventTarget*
|
|
nsGlobalWindowInner::EventTargetFor(TaskCategory aCategory) const
|
|
{
|
|
MOZ_RELEASE_ASSERT(NS_IsMainThread());
|
|
if (GetDocGroup()) {
|
|
return GetDocGroup()->EventTargetFor(aCategory);
|
|
}
|
|
return DispatcherTrait::EventTargetFor(aCategory);
|
|
}
|
|
|
|
AbstractThread*
|
|
nsGlobalWindowInner::AbstractMainThreadFor(TaskCategory aCategory)
|
|
{
|
|
MOZ_RELEASE_ASSERT(NS_IsMainThread());
|
|
if (GetDocGroup()) {
|
|
return GetDocGroup()->AbstractMainThreadFor(aCategory);
|
|
}
|
|
return DispatcherTrait::AbstractMainThreadFor(aCategory);
|
|
}
|
|
|
|
Worklet*
|
|
nsGlobalWindowInner::GetAudioWorklet(ErrorResult& aRv)
|
|
{
|
|
if (!mAudioWorklet) {
|
|
nsIPrincipal* principal = GetPrincipal();
|
|
if (!principal) {
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
mAudioWorklet = new Worklet(this, principal, Worklet::eAudioWorklet);
|
|
}
|
|
|
|
return mAudioWorklet;
|
|
}
|
|
|
|
Worklet*
|
|
nsGlobalWindowInner::GetPaintWorklet(ErrorResult& aRv)
|
|
{
|
|
if (!mPaintWorklet) {
|
|
nsIPrincipal* principal = GetPrincipal();
|
|
if (!principal) {
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
mPaintWorklet = new Worklet(this, principal, Worklet::ePaintWorklet);
|
|
}
|
|
|
|
return mPaintWorklet;
|
|
}
|
|
|
|
void
|
|
nsGlobalWindowInner::GetRegionalPrefsLocales(nsTArray<nsString>& aLocales)
|
|
{
|
|
AutoTArray<nsCString, 10> rpLocales;
|
|
mozilla::intl::LocaleService::GetInstance()->GetRegionalPrefsLocales(rpLocales);
|
|
|
|
for (const auto& loc : rpLocales) {
|
|
aLocales.AppendElement(NS_ConvertUTF8toUTF16(loc));
|
|
}
|
|
}
|
|
|
|
IntlUtils*
|
|
nsGlobalWindowInner::GetIntlUtils(ErrorResult& aError)
|
|
{
|
|
if (!mIntlUtils) {
|
|
mIntlUtils = new IntlUtils(this);
|
|
}
|
|
|
|
return mIntlUtils;
|
|
}
|
|
|
|
mozilla::dom::TabGroup*
|
|
nsPIDOMWindowInner::TabGroup()
|
|
{
|
|
return nsGlobalWindowInner::Cast(this)->TabGroupInner();
|
|
}
|
|
|
|
/* static */ already_AddRefed<nsGlobalWindowInner>
|
|
nsGlobalWindowInner::Create(nsGlobalWindowOuter *aOuterWindow, bool aIsChrome)
|
|
{
|
|
RefPtr<nsGlobalWindowInner> window = new nsGlobalWindowInner(aOuterWindow);
|
|
if (aIsChrome) {
|
|
window->mIsChrome = true;
|
|
window->mCleanMessageManager = true;
|
|
}
|
|
|
|
window->InitWasOffline();
|
|
return window.forget();
|
|
}
|
|
|
|
nsIURI*
|
|
nsPIDOMWindowInner::GetDocumentURI() const
|
|
{
|
|
return mDoc ? mDoc->GetDocumentURI() : mDocumentURI.get();
|
|
}
|
|
|
|
nsIURI*
|
|
nsPIDOMWindowInner::GetDocBaseURI() const
|
|
{
|
|
return mDoc ? mDoc->GetDocBaseURI() : mDocBaseURI.get();
|
|
}
|
|
|
|
void
|
|
nsPIDOMWindowInner::MaybeCreateDoc()
|
|
{
|
|
// XXX: Forward to outer?
|
|
MOZ_ASSERT(!mDoc);
|
|
if (nsIDocShell* docShell = GetDocShell()) {
|
|
// Note that |document| here is the same thing as our mDoc, but we
|
|
// don't have to explicitly set the member variable because the docshell
|
|
// has already called SetNewDocument().
|
|
nsCOMPtr<nsIDocument> document = docShell->GetDocument();
|
|
Unused << document;
|
|
}
|
|
}
|
|
|
|
mozilla::dom::DocGroup*
|
|
nsPIDOMWindowInner::GetDocGroup() const
|
|
{
|
|
nsIDocument* doc = GetExtantDoc();
|
|
if (doc) {
|
|
return doc->GetDocGroup();
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
nsIGlobalObject*
|
|
nsPIDOMWindowInner::AsGlobal()
|
|
{
|
|
return nsGlobalWindowInner::Cast(this);
|
|
}
|
|
|
|
const nsIGlobalObject*
|
|
nsPIDOMWindowInner::AsGlobal() const
|
|
{
|
|
return nsGlobalWindowInner::Cast(this);
|
|
}
|
|
|
|
// XXX: Can we define this in a header instead of here?
|
|
namespace mozilla {
|
|
namespace dom {
|
|
extern uint64_t
|
|
NextWindowID();
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
nsPIDOMWindowInner::nsPIDOMWindowInner(nsPIDOMWindowOuter *aOuterWindow)
|
|
: mMutationBits(0), mActivePeerConnections(0), mIsDocumentLoaded(false),
|
|
mIsHandlingResizeEvent(false),
|
|
mMayHavePaintEventListener(false), mMayHaveTouchEventListener(false),
|
|
mMayHaveSelectionChangeEventListener(false),
|
|
mMayHaveMouseEnterLeaveEventListener(false),
|
|
mMayHavePointerEnterLeaveEventListener(false),
|
|
mAudioCaptured(false),
|
|
mOuterWindow(aOuterWindow),
|
|
// Make sure no actual window ends up with mWindowID == 0
|
|
mWindowID(NextWindowID()), mHasNotifiedGlobalCreated(false),
|
|
mMarkedCCGeneration(0),
|
|
mHasTriedToCacheTopInnerWindow(false),
|
|
mNumOfIndexedDBDatabases(0),
|
|
mNumOfOpenWebSockets(0)
|
|
{
|
|
MOZ_ASSERT(aOuterWindow);
|
|
}
|
|
|
|
nsPIDOMWindowInner::~nsPIDOMWindowInner() {}
|
|
|
|
#undef FORWARD_TO_OUTER
|
|
#undef FORWARD_TO_OUTER_OR_THROW
|
|
#undef FORWARD_TO_OUTER_VOID
|