зеркало из https://github.com/mozilla/gecko-dev.git
934 строки
34 KiB
C++
934 строки
34 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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#ifndef mozilla_dom_TabChild_h
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#define mozilla_dom_TabChild_h
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#include "mozilla/dom/ContentFrameMessageManager.h"
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#include "mozilla/dom/PBrowserChild.h"
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#include "nsIWebNavigation.h"
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#include "nsCOMPtr.h"
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#include "nsAutoPtr.h"
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#include "nsIWebBrowserChrome2.h"
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#include "nsIEmbeddingSiteWindow.h"
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#include "nsIWebBrowserChromeFocus.h"
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#include "nsIDOMEventListener.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIWindowProvider.h"
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#include "nsIDOMWindow.h"
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#include "nsIDocShell.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsFrameMessageManager.h"
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#include "nsIPresShell.h"
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#include "nsIScriptObjectPrincipal.h"
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#include "nsWeakReference.h"
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#include "nsITabChild.h"
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#include "nsITooltipListener.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/TabContext.h"
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#include "mozilla/dom/CoalescedMouseData.h"
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#include "mozilla/dom/CoalescedWheelData.h"
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/EventDispatcher.h"
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#include "mozilla/EventForwards.h"
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#include "mozilla/layers/CompositorTypes.h"
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#include "mozilla/layers/APZCCallbackHelper.h"
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#include "mozilla/layers/CompositorOptions.h"
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#include "nsIWebBrowserChrome3.h"
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#include "mozilla/dom/ipc/IdType.h"
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#include "AudioChannelService.h"
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#include "PuppetWidget.h"
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#include "mozilla/layers/GeckoContentController.h"
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#include "nsDeque.h"
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#include "nsISHistoryListener.h"
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class nsIDOMWindowUtils;
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class nsIHttpChannel;
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class nsISerialEventTarget;
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template<typename T> class nsTHashtable;
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template<typename T> class nsPtrHashKey;
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namespace mozilla {
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class AbstractThread;
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namespace layout {
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class RenderFrameChild;
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} // namespace layout
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namespace layers {
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class APZChild;
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class APZEventState;
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class AsyncDragMetrics;
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class IAPZCTreeManager;
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class ImageCompositeNotification;
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class PCompositorBridgeChild;
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} // namespace layers
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namespace widget {
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struct AutoCacheNativeKeyCommands;
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} // namespace widget
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namespace dom {
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class TabChild;
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class TabGroup;
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class ClonedMessageData;
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class CoalescedMouseData;
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class CoalescedWheelData;
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class TabChildGlobal : public ContentFrameMessageManager,
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public nsIContentFrameMessageManager,
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public nsIScriptObjectPrincipal,
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public nsIGlobalObject,
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public nsSupportsWeakReference
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{
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public:
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explicit TabChildGlobal(TabChild* aTabChild);
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void Init();
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(TabChildGlobal, DOMEventTargetHelper)
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void MarkForCC();
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override
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{
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MOZ_CRASH("We should never get here!");
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}
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bool WrapGlobalObject(JSContext* aCx,
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JS::CompartmentOptions& aOptions,
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JS::MutableHandle<JSObject*> aReflector);
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virtual already_AddRefed<nsPIDOMWindowOuter> GetContent(ErrorResult& aError) override;
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virtual already_AddRefed<nsIDocShell> GetDocShell(ErrorResult& aError) override;
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virtual already_AddRefed<nsIEventTarget> GetTabEventTarget() override;
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NS_FORWARD_SAFE_NSIMESSAGESENDER(mMessageManager)
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NS_DECL_NSICONTENTFRAMEMESSAGEMANAGER
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void
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GetEventTargetParent(EventChainPreVisitor& aVisitor) override
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{
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aVisitor.mForceContentDispatch = true;
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}
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virtual nsIPrincipal* GetPrincipal() override;
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virtual JSObject* GetGlobalJSObject() override;
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// Dispatch a runnable related to the global.
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virtual nsresult Dispatch(mozilla::TaskCategory aCategory,
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already_AddRefed<nsIRunnable>&& aRunnable) override;
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virtual nsISerialEventTarget*
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EventTargetFor(mozilla::TaskCategory aCategory) const override;
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virtual AbstractThread*
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AbstractMainThreadFor(mozilla::TaskCategory aCategory) override;
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RefPtr<TabChild> mTabChild;
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protected:
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~TabChildGlobal();
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};
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class ContentListener final : public nsIDOMEventListener
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{
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public:
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explicit ContentListener(TabChild* aTabChild) : mTabChild(aTabChild) {}
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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protected:
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~ContentListener() {}
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TabChild* mTabChild;
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};
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// This is base clase which helps to share Viewport and touch related
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// functionality between b2g/android FF/embedlite clients implementation.
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// It make sense to place in this class all helper functions, and functionality
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// which could be shared between Cross-process/Cross-thread implmentations.
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class TabChildBase : public nsISupports,
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public nsMessageManagerScriptExecutor,
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public ipc::MessageManagerCallback
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{
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protected:
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typedef mozilla::widget::PuppetWidget PuppetWidget;
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public:
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TabChildBase();
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(TabChildBase)
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virtual bool WrapGlobalObject(JSContext* aCx,
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JS::CompartmentOptions& aOptions,
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JS::MutableHandle<JSObject*> aReflector) override
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{
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return mTabChildGlobal->WrapGlobalObject(aCx, aOptions, aReflector);
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}
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virtual nsIWebNavigation* WebNavigation() const = 0;
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virtual PuppetWidget* WebWidget() = 0;
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nsIPrincipal* GetPrincipal() { return mPrincipal; }
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virtual bool DoUpdateZoomConstraints(const uint32_t& aPresShellId,
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const mozilla::layers::FrameMetrics::ViewID& aViewId,
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const Maybe<mozilla::layers::ZoomConstraints>& aConstraints) = 0;
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virtual ScreenIntSize GetInnerSize() = 0;
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// Get the Document for the top-level window in this tab.
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already_AddRefed<nsIDocument> GetDocument() const;
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// Get the pres-shell of the document for the top-level window in this tab.
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already_AddRefed<nsIPresShell> GetPresShell() const;
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protected:
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virtual ~TabChildBase();
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// Wraps up a JSON object as a structured clone and sends it to the browser
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// chrome script.
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//
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// XXX/bug 780335: Do the work the browser chrome script does in C++ instead
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// so we don't need things like this.
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void DispatchMessageManagerMessage(const nsAString& aMessageName,
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const nsAString& aJSONData);
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void ProcessUpdateFrame(const mozilla::layers::FrameMetrics& aFrameMetrics);
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bool UpdateFrameHandler(const mozilla::layers::FrameMetrics& aFrameMetrics);
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protected:
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RefPtr<TabChildGlobal> mTabChildGlobal;
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nsCOMPtr<nsIWebBrowserChrome3> mWebBrowserChrome;
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};
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class TabChild final : public TabChildBase,
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public PBrowserChild,
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public nsIWebBrowserChrome2,
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public nsIEmbeddingSiteWindow,
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public nsIWebBrowserChromeFocus,
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public nsIInterfaceRequestor,
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public nsIWindowProvider,
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public nsSupportsWeakReference,
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public nsITabChild,
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public nsIObserver,
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public TabContext,
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public nsITooltipListener,
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public mozilla::ipc::IShmemAllocator
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{
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typedef mozilla::dom::ClonedMessageData ClonedMessageData;
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typedef mozilla::dom::CoalescedMouseData CoalescedMouseData;
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typedef mozilla::dom::CoalescedWheelData CoalescedWheelData;
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typedef mozilla::layout::RenderFrameChild RenderFrameChild;
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typedef mozilla::layers::APZEventState APZEventState;
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typedef mozilla::layers::SetAllowedTouchBehaviorCallback SetAllowedTouchBehaviorCallback;
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typedef mozilla::layers::TouchBehaviorFlags TouchBehaviorFlags;
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public:
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/**
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* Find TabChild of aTabId in the same content process of the
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* caller.
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*/
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static already_AddRefed<TabChild> FindTabChild(const TabId& aTabId);
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// Return a list of all active TabChildren.
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static nsTArray<RefPtr<TabChild>> GetAll();
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public:
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/**
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* Create a new TabChild object.
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*/
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TabChild(nsIContentChild* aManager,
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const TabId& aTabId,
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TabGroup* aTabGroup,
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const TabContext& aContext,
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uint32_t aChromeFlags);
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nsresult Init();
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/** Return a TabChild with the given attributes. */
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static already_AddRefed<TabChild>
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Create(nsIContentChild* aManager, const TabId& aTabId,
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const TabId& aSameTabGroupAs,
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const TabContext& aContext, uint32_t aChromeFlags);
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// Let managees query if it is safe to send messages.
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bool IsDestroyed() const{ return mDestroyed; }
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const TabId GetTabId() const
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{
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MOZ_ASSERT(mUniqueId != 0);
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return mUniqueId;
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}
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIWEBBROWSERCHROME
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NS_DECL_NSIWEBBROWSERCHROME2
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NS_DECL_NSIEMBEDDINGSITEWINDOW
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NS_DECL_NSIWEBBROWSERCHROMEFOCUS
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NS_DECL_NSIINTERFACEREQUESTOR
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NS_DECL_NSIWINDOWPROVIDER
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NS_DECL_NSITABCHILD
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NS_DECL_NSIOBSERVER
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NS_DECL_NSITOOLTIPLISTENER
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(TabChild, TabChildBase)
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FORWARD_SHMEM_ALLOCATOR_TO(PBrowserChild)
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TabChildGlobal* GetMessageManager()
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{
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return mTabChildGlobal;
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}
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/**
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* MessageManagerCallback methods that we override.
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*/
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virtual bool DoSendBlockingMessage(JSContext* aCx,
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const nsAString& aMessage,
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StructuredCloneData& aData,
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JS::Handle<JSObject *> aCpows,
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nsIPrincipal* aPrincipal,
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nsTArray<StructuredCloneData>* aRetVal,
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bool aIsSync) override;
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virtual nsresult DoSendAsyncMessage(JSContext* aCx,
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const nsAString& aMessage,
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StructuredCloneData& aData,
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JS::Handle<JSObject *> aCpows,
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nsIPrincipal* aPrincipal) override;
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virtual bool
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DoUpdateZoomConstraints(const uint32_t& aPresShellId,
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const ViewID& aViewId,
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const Maybe<ZoomConstraints>& aConstraints) override;
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virtual mozilla::ipc::IPCResult RecvLoadURL(const nsCString& aURI,
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const ShowInfo& aInfo) override;
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virtual mozilla::ipc::IPCResult
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RecvShow(const ScreenIntSize& aSize,
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const ShowInfo& aInfo,
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const bool& aParentIsActive,
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const nsSizeMode& aSizeMode) override;
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virtual mozilla::ipc::IPCResult
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RecvInitRendering(const TextureFactoryIdentifier& aTextureFactoryIdentifier,
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const layers::LayersId& aLayersId,
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const mozilla::layers::CompositorOptions& aCompositorOptions,
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const bool& aLayersConnected,
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PRenderFrameChild* aRenderFrame) override;
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virtual mozilla::ipc::IPCResult
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RecvUpdateDimensions(const mozilla::dom::DimensionInfo& aDimensionInfo) override;
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virtual mozilla::ipc::IPCResult
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RecvSizeModeChanged(const nsSizeMode& aSizeMode) override;
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mozilla::ipc::IPCResult RecvActivate();
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mozilla::ipc::IPCResult RecvDeactivate();
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MOZ_CAN_RUN_SCRIPT
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virtual mozilla::ipc::IPCResult RecvMouseEvent(const nsString& aType,
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const float& aX,
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const float& aY,
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const int32_t& aButton,
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const int32_t& aClickCount,
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const int32_t& aModifiers,
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const bool& aIgnoreRootScrollFrame) override;
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virtual mozilla::ipc::IPCResult RecvRealMouseMoveEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityRealMouseMoveEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult RecvSynthMouseMoveEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPrioritySynthMouseMoveEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult RecvRealMouseButtonEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityRealMouseButtonEvent(const mozilla::WidgetMouseEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult RecvRealDragEvent(const WidgetDragEvent& aEvent,
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const uint32_t& aDragAction,
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const uint32_t& aDropEffect,
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const nsCString& aPrincipalURISpec) override;
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virtual mozilla::ipc::IPCResult
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RecvRealKeyEvent(const mozilla::WidgetKeyboardEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityRealKeyEvent(const mozilla::WidgetKeyboardEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult RecvMouseWheelEvent(const mozilla::WidgetWheelEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityMouseWheelEvent(const mozilla::WidgetWheelEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId) override;
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virtual mozilla::ipc::IPCResult RecvRealTouchEvent(const WidgetTouchEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId,
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const nsEventStatus& aApzResponse) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityRealTouchEvent(const WidgetTouchEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId,
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const nsEventStatus& aApzResponse) override;
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virtual mozilla::ipc::IPCResult
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RecvRealTouchMoveEvent(const WidgetTouchEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId,
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const nsEventStatus& aApzResponse) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityRealTouchMoveEvent(const WidgetTouchEvent& aEvent,
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const ScrollableLayerGuid& aGuid,
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const uint64_t& aInputBlockId,
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const nsEventStatus& aApzResponse) override;
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virtual mozilla::ipc::IPCResult RecvNativeSynthesisResponse(const uint64_t& aObserverId,
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const nsCString& aResponse) override;
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virtual mozilla::ipc::IPCResult RecvPluginEvent(const WidgetPluginEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvCompositionEvent(const mozilla::WidgetCompositionEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPriorityCompositionEvent(
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const mozilla::WidgetCompositionEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvSelectionEvent(const mozilla::WidgetSelectionEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvNormalPrioritySelectionEvent(
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const mozilla::WidgetSelectionEvent& aEvent) override;
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virtual mozilla::ipc::IPCResult
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RecvPasteTransferable(const IPCDataTransfer& aDataTransfer,
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const bool& aIsPrivateData,
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const IPC::Principal& aRequestingPrincipal,
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const uint32_t& aContentPolicyType) override;
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virtual mozilla::ipc::IPCResult
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RecvActivateFrameEvent(const nsString& aType, const bool& aCapture) override;
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virtual mozilla::ipc::IPCResult RecvLoadRemoteScript(const nsString& aURL,
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const bool& aRunInGlobalScope) override;
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virtual mozilla::ipc::IPCResult RecvAsyncMessage(const nsString& aMessage,
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InfallibleTArray<CpowEntry>&& aCpows,
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const IPC::Principal& aPrincipal,
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const ClonedMessageData& aData) override;
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virtual mozilla::ipc::IPCResult
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RecvSwappedWithOtherRemoteLoader(const IPCTabContext& aContext) override;
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virtual PDocAccessibleChild*
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AllocPDocAccessibleChild(PDocAccessibleChild*, const uint64_t&,
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const uint32_t&, const IAccessibleHolder&) override;
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virtual bool DeallocPDocAccessibleChild(PDocAccessibleChild*) override;
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virtual PColorPickerChild*
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AllocPColorPickerChild(const nsString& aTitle,
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const nsString& aInitialColor) override;
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virtual bool DeallocPColorPickerChild(PColorPickerChild* aActor) override;
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virtual PFilePickerChild*
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AllocPFilePickerChild(const nsString& aTitle, const int16_t& aMode) override;
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virtual bool
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DeallocPFilePickerChild(PFilePickerChild* aActor) override;
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virtual PIndexedDBPermissionRequestChild*
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AllocPIndexedDBPermissionRequestChild(const Principal& aPrincipal) override;
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virtual bool
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DeallocPIndexedDBPermissionRequestChild(PIndexedDBPermissionRequestChild* aActor) override;
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virtual nsIWebNavigation* WebNavigation() const override
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{
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return mWebNav;
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}
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virtual PuppetWidget* WebWidget() override { return mPuppetWidget; }
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bool IsTransparent() const { return mIsTransparent; }
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void GetMaxTouchPoints(uint32_t* aTouchPoints)
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{
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*aTouchPoints = mMaxTouchPoints;
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}
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void SetMaxTouchPoints(uint32_t aMaxTouchPoints)
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{
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mMaxTouchPoints = aMaxTouchPoints;
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}
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|
|
ScreenOrientationInternal GetOrientation() const { return mOrientation; }
|
|
|
|
void SetBackgroundColor(const nscolor& aColor);
|
|
|
|
void NotifyPainted();
|
|
|
|
void RequestEditCommands(nsIWidget::NativeKeyBindingsType aType,
|
|
const WidgetKeyboardEvent& aEvent,
|
|
nsTArray<CommandInt>& aCommands);
|
|
|
|
/**
|
|
* Signal to this TabChild that it should be made visible:
|
|
* activated widget, retained layer tree, etc. (Respectively,
|
|
* made not visible.)
|
|
*/
|
|
void MakeVisible();
|
|
void MakeHidden();
|
|
bool IsVisible();
|
|
|
|
nsIContentChild* Manager() const { return mManager; }
|
|
|
|
static inline TabChild*
|
|
GetFrom(nsIDocShell* aDocShell)
|
|
{
|
|
if (!aDocShell) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsITabChild> tc = aDocShell->GetTabChild();
|
|
return static_cast<TabChild*>(tc.get());
|
|
}
|
|
|
|
static inline TabChild*
|
|
GetFrom(mozIDOMWindow* aWindow)
|
|
{
|
|
nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(aWindow);
|
|
nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(webNav);
|
|
return GetFrom(docShell);
|
|
}
|
|
|
|
static inline TabChild*
|
|
GetFrom(mozIDOMWindowProxy* aWindow)
|
|
{
|
|
nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(aWindow);
|
|
nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(webNav);
|
|
return GetFrom(docShell);
|
|
}
|
|
|
|
static TabChild* GetFrom(nsIPresShell* aPresShell);
|
|
static TabChild* GetFrom(layers::LayersId aLayersId);
|
|
|
|
layers::LayersId GetLayersId() { return mLayersId; }
|
|
Maybe<bool> IsLayersConnected() { return mLayersConnected; }
|
|
|
|
void DidComposite(mozilla::layers::TransactionId aTransactionId,
|
|
const TimeStamp& aCompositeStart,
|
|
const TimeStamp& aCompositeEnd);
|
|
|
|
void DidRequestComposite(const TimeStamp& aCompositeReqStart,
|
|
const TimeStamp& aCompositeReqEnd);
|
|
|
|
void ClearCachedResources();
|
|
void InvalidateLayers();
|
|
void ReinitRendering();
|
|
void ReinitRenderingForDeviceReset();
|
|
|
|
static inline TabChild* GetFrom(nsIDOMWindow* aWindow)
|
|
{
|
|
nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(aWindow);
|
|
nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(webNav);
|
|
return GetFrom(docShell);
|
|
}
|
|
|
|
virtual mozilla::ipc::IPCResult RecvUIResolutionChanged(const float& aDpi,
|
|
const int32_t& aRounding,
|
|
const double& aScale) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvThemeChanged(nsTArray<LookAndFeelInt>&& aLookAndFeelIntCache) override;
|
|
|
|
virtual mozilla::ipc::IPCResult
|
|
RecvHandleAccessKey(const WidgetKeyboardEvent& aEvent,
|
|
nsTArray<uint32_t>&& aCharCodes) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetUseGlobalHistory(const bool& aUse) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvHandledWindowedPluginKeyEvent(
|
|
const mozilla::NativeEventData& aKeyEventData,
|
|
const bool& aIsConsumed) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvPrint(const uint64_t& aOuterWindowID,
|
|
const PrintData& aPrintData) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvUpdateNativeWindowHandle(const uintptr_t& aNewHandle) override;
|
|
|
|
/**
|
|
* Native widget remoting protocol for use with windowed plugins with e10s.
|
|
*/
|
|
PPluginWidgetChild* AllocPPluginWidgetChild() override;
|
|
|
|
bool DeallocPPluginWidgetChild(PPluginWidgetChild* aActor) override;
|
|
|
|
#ifdef XP_WIN
|
|
nsresult CreatePluginWidget(nsIWidget* aParent, nsIWidget** aOut);
|
|
#endif
|
|
|
|
virtual PPaymentRequestChild*
|
|
AllocPPaymentRequestChild() override;
|
|
|
|
virtual bool
|
|
DeallocPPaymentRequestChild(PPaymentRequestChild* aActor) override;
|
|
|
|
LayoutDeviceIntPoint GetClientOffset() const { return mClientOffset; }
|
|
LayoutDeviceIntPoint GetChromeOffset() const { return mChromeOffset; };
|
|
|
|
bool IPCOpen() const { return mIPCOpen; }
|
|
|
|
bool ParentIsActive() const
|
|
{
|
|
return mParentIsActive;
|
|
}
|
|
|
|
const mozilla::layers::CompositorOptions& GetCompositorOptions() const;
|
|
bool AsyncPanZoomEnabled() const;
|
|
|
|
virtual ScreenIntSize GetInnerSize() override;
|
|
|
|
// Call RecvShow(nsIntSize(0, 0)) and block future calls to RecvShow().
|
|
void DoFakeShow(const TextureFactoryIdentifier& aTextureFactoryIdentifier,
|
|
const layers::LayersId& aLayersId,
|
|
const mozilla::layers::CompositorOptions& aCompositorOptions,
|
|
PRenderFrameChild* aRenderFrame,
|
|
const ShowInfo& aShowInfo);
|
|
|
|
void ContentReceivedInputBlock(const ScrollableLayerGuid& aGuid,
|
|
uint64_t aInputBlockId,
|
|
bool aPreventDefault) const;
|
|
void SetTargetAPZC(uint64_t aInputBlockId,
|
|
const nsTArray<ScrollableLayerGuid>& aTargets) const;
|
|
MOZ_CAN_RUN_SCRIPT
|
|
mozilla::ipc::IPCResult RecvHandleTap(const layers::GeckoContentController::TapType& aType,
|
|
const LayoutDevicePoint& aPoint,
|
|
const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) override;
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
mozilla::ipc::IPCResult
|
|
RecvNormalPriorityHandleTap(const layers::GeckoContentController::TapType& aType,
|
|
const LayoutDevicePoint& aPoint,
|
|
const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId) override;
|
|
|
|
void SetAllowedTouchBehavior(uint64_t aInputBlockId,
|
|
const nsTArray<TouchBehaviorFlags>& aFlags) const;
|
|
|
|
bool UpdateFrame(const FrameMetrics& aFrameMetrics);
|
|
bool NotifyAPZStateChange(const ViewID& aViewId,
|
|
const layers::GeckoContentController::APZStateChange& aChange,
|
|
const int& aArg);
|
|
void StartScrollbarDrag(const layers::AsyncDragMetrics& aDragMetrics);
|
|
void ZoomToRect(const uint32_t& aPresShellId,
|
|
const FrameMetrics::ViewID& aViewId,
|
|
const CSSRect& aRect,
|
|
const uint32_t& aFlags);
|
|
|
|
// Request that the docshell be marked as active.
|
|
void ForcePaint(uint64_t aLayerObserverEpoch);
|
|
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
uintptr_t GetNativeWindowHandle() const { return mNativeWindowHandle; }
|
|
#endif
|
|
|
|
// These methods return `true` if this TabChild is currently awaiting a
|
|
// Large-Allocation header.
|
|
bool StopAwaitingLargeAlloc();
|
|
bool IsAwaitingLargeAlloc();
|
|
|
|
mozilla::dom::TabGroup* TabGroup();
|
|
|
|
#if defined(ACCESSIBILITY)
|
|
void SetTopLevelDocAccessibleChild(PDocAccessibleChild* aTopLevelChild)
|
|
{
|
|
mTopLevelDocAccessibleChild = aTopLevelChild;
|
|
}
|
|
|
|
PDocAccessibleChild* GetTopLevelDocAccessibleChild()
|
|
{
|
|
return mTopLevelDocAccessibleChild;
|
|
}
|
|
#endif
|
|
|
|
void AddPendingDocShellBlocker();
|
|
void RemovePendingDocShellBlocker();
|
|
|
|
// The HANDLE object for the widget this TabChild in.
|
|
WindowsHandle WidgetNativeData()
|
|
{
|
|
return mWidgetNativeData;
|
|
}
|
|
|
|
// Prepare to dispatch all coalesced mousemove events. We'll move all data
|
|
// in mCoalescedMouseData to a nsDeque; then we start processing them. We
|
|
// can't fetch the coalesced event one by one and dispatch it because we may
|
|
// reentry the event loop and access to the same hashtable. It's called when
|
|
// dispatching some mouse events other than mousemove.
|
|
void FlushAllCoalescedMouseData();
|
|
void ProcessPendingCoalescedMouseDataAndDispatchEvents();
|
|
|
|
void HandleRealMouseButtonEvent(const WidgetMouseEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId);
|
|
|
|
static bool HasVisibleTabs()
|
|
{
|
|
return sVisibleTabs && !sVisibleTabs->IsEmpty();
|
|
}
|
|
|
|
// Returns the set of TabChilds that are currently rendering layers. There
|
|
// can be multiple TabChilds in this state if Firefox has multiple windows
|
|
// open or is warming tabs up. There can also be zero TabChilds in this
|
|
// state. Note that this function should only be called if HasVisibleTabs()
|
|
// returns true.
|
|
static const nsTHashtable<nsPtrHashKey<TabChild>>& GetVisibleTabs()
|
|
{
|
|
MOZ_ASSERT(HasVisibleTabs());
|
|
return *sVisibleTabs;
|
|
}
|
|
|
|
protected:
|
|
virtual ~TabChild();
|
|
|
|
virtual PRenderFrameChild* AllocPRenderFrameChild() override;
|
|
|
|
virtual bool DeallocPRenderFrameChild(PRenderFrameChild* aFrame) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvDestroy() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetDocShellIsActive(const bool& aIsActive) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvRenderLayers(const bool& aEnabled, const uint64_t& aLayerObserverEpoch) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvNavigateByKey(const bool& aForward,
|
|
const bool& aForDocumentNavigation) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvRequestNotifyAfterRemotePaint() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSuppressDisplayport(const bool& aEnabled) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvParentActivated(const bool& aActivated) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetKeyboardIndicators(const UIStateChangeType& aShowAccelerators,
|
|
const UIStateChangeType& aShowFocusRings) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvStopIMEStateManagement() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvAwaitLargeAlloc() override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetWindowName(const nsString& aName) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetOriginAttributes(const OriginAttributes& aOriginAttributes) override;
|
|
|
|
virtual mozilla::ipc::IPCResult RecvSetWidgetNativeData(const WindowsHandle& aWidgetNativeData) override;
|
|
|
|
private:
|
|
void HandleDoubleTap(const CSSPoint& aPoint, const Modifiers& aModifiers,
|
|
const ScrollableLayerGuid& aGuid);
|
|
|
|
// Notify others that our TabContext has been updated.
|
|
//
|
|
// You should call this after calling TabContext::SetTabContext(). We also
|
|
// call this during Init().
|
|
//
|
|
// @param aIsPreallocated true if this is called for Preallocated Tab.
|
|
void NotifyTabContextUpdated(bool aIsPreallocated);
|
|
|
|
// Update the frameType on our docshell.
|
|
void UpdateFrameType();
|
|
|
|
void ActorDestroy(ActorDestroyReason why) override;
|
|
|
|
bool InitTabChildGlobal();
|
|
|
|
void InitRenderingState(const TextureFactoryIdentifier& aTextureFactoryIdentifier,
|
|
const layers::LayersId& aLayersId,
|
|
const mozilla::layers::CompositorOptions& aCompositorOptions,
|
|
PRenderFrameChild* aRenderFrame);
|
|
void InitAPZState();
|
|
|
|
void DestroyWindow();
|
|
|
|
void ApplyShowInfo(const ShowInfo& aInfo);
|
|
|
|
bool HasValidInnerSize();
|
|
|
|
void SetTabId(const TabId& aTabId);
|
|
|
|
ScreenIntRect GetOuterRect();
|
|
|
|
void SetUnscaledInnerSize(const CSSSize& aSize)
|
|
{
|
|
mUnscaledInnerSize = aSize;
|
|
}
|
|
|
|
bool SkipRepeatedKeyEvent(const WidgetKeyboardEvent& aEvent);
|
|
|
|
void UpdateRepeatedKeyEventEndTime(const WidgetKeyboardEvent& aEvent);
|
|
|
|
bool MaybeCoalesceWheelEvent(const WidgetWheelEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId,
|
|
bool* aIsNextWheelEvent);
|
|
|
|
void MaybeDispatchCoalescedWheelEvent();
|
|
|
|
/**
|
|
* Dispatch aEvent on aEvent.mWidget.
|
|
*/
|
|
nsEventStatus DispatchWidgetEventViaAPZ(WidgetGUIEvent& aEvent);
|
|
|
|
void DispatchWheelEvent(const WidgetWheelEvent& aEvent,
|
|
const ScrollableLayerGuid& aGuid,
|
|
const uint64_t& aInputBlockId);
|
|
|
|
void InternalSetDocShellIsActive(bool aIsActive);
|
|
|
|
bool CreateRemoteLayerManager(mozilla::layers::PCompositorBridgeChild* aCompositorChild);
|
|
|
|
class DelayedDeleteRunnable;
|
|
|
|
TextureFactoryIdentifier mTextureFactoryIdentifier;
|
|
nsCOMPtr<nsIWebNavigation> mWebNav;
|
|
RefPtr<mozilla::dom::TabGroup> mTabGroup;
|
|
RefPtr<PuppetWidget> mPuppetWidget;
|
|
nsCOMPtr<nsIURI> mLastURI;
|
|
RenderFrameChild* mRemoteFrame;
|
|
RefPtr<nsIContentChild> mManager;
|
|
uint32_t mChromeFlags;
|
|
uint32_t mMaxTouchPoints;
|
|
int32_t mActiveSuppressDisplayport;
|
|
layers::LayersId mLayersId;
|
|
int64_t mBeforeUnloadListeners;
|
|
CSSRect mUnscaledOuterRect;
|
|
nscolor mLastBackgroundColor;
|
|
Maybe<bool> mLayersConnected;
|
|
bool mDidFakeShow;
|
|
bool mNotified;
|
|
bool mTriedBrowserInit;
|
|
ScreenOrientationInternal mOrientation;
|
|
|
|
bool mIgnoreKeyPressEvent;
|
|
RefPtr<APZEventState> mAPZEventState;
|
|
SetAllowedTouchBehaviorCallback mSetAllowedTouchBehaviorCallback;
|
|
bool mHasValidInnerSize;
|
|
bool mDestroyed;
|
|
// Position of client area relative to the outer window
|
|
LayoutDeviceIntPoint mClientOffset;
|
|
// Position of tab, relative to parent widget (typically the window)
|
|
LayoutDeviceIntPoint mChromeOffset;
|
|
TabId mUniqueId;
|
|
|
|
// Holds the compositor options for the compositor rendering this tab,
|
|
// once we find out which compositor that is.
|
|
Maybe<mozilla::layers::CompositorOptions> mCompositorOptions;
|
|
|
|
friend class ContentChild;
|
|
|
|
bool mIsTransparent;
|
|
|
|
bool mIPCOpen;
|
|
bool mParentIsActive;
|
|
CSSSize mUnscaledInnerSize;
|
|
bool mDidSetRealShowInfo;
|
|
bool mDidLoadURLInit;
|
|
bool mAwaitingLA;
|
|
|
|
bool mSkipKeyPress;
|
|
|
|
// Store the end time of the handling of the last repeated keydown/keypress
|
|
// event so that in case event handling takes time, some repeated events can
|
|
// be skipped to not flood child process.
|
|
mozilla::TimeStamp mRepeatedKeyEventTime;
|
|
|
|
// Similar to mRepeatedKeyEventTime, store the end time (from parent process)
|
|
// of handling the last repeated wheel event so that in case event handling
|
|
// takes time, some repeated events can be skipped to not flood child process.
|
|
mozilla::TimeStamp mLastWheelProcessedTimeFromParent;
|
|
mozilla::TimeDuration mLastWheelProcessingDuration;
|
|
|
|
// Hash table to track coalesced mousemove events for different pointers.
|
|
nsClassHashtable<nsUint32HashKey, CoalescedMouseData> mCoalescedMouseData;
|
|
|
|
nsDeque mToBeDispatchedMouseData;
|
|
|
|
CoalescedWheelData mCoalescedWheelData;
|
|
RefPtr<CoalescedMouseMoveFlusher> mCoalescedMouseEventFlusher;
|
|
|
|
RefPtr<layers::IAPZCTreeManager> mApzcTreeManager;
|
|
|
|
// The most recently seen layer observer epoch in RecvSetDocShellIsActive.
|
|
uint64_t mLayerObserverEpoch;
|
|
|
|
#if defined(XP_WIN) && defined(ACCESSIBILITY)
|
|
// The handle associated with the native window that contains this tab
|
|
uintptr_t mNativeWindowHandle;
|
|
#endif // defined(XP_WIN)
|
|
|
|
#if defined(ACCESSIBILITY)
|
|
PDocAccessibleChild* mTopLevelDocAccessibleChild;
|
|
#endif
|
|
bool mCoalesceMouseMoveEvents;
|
|
|
|
// In some circumstances, a DocShell might be in a state where it is
|
|
// "blocked", and we should not attempt to change its active state or
|
|
// the underlying PresShell state until the DocShell becomes unblocked.
|
|
// It is possible, however, for the parent process to send commands to
|
|
// change those states while the DocShell is blocked. We store those
|
|
// states temporarily as "pending", and only apply them once the DocShell
|
|
// is no longer blocked.
|
|
bool mPendingDocShellIsActive;
|
|
bool mPendingDocShellReceivedMessage;
|
|
bool mPendingRenderLayers;
|
|
bool mPendingRenderLayersReceivedMessage;
|
|
uint64_t mPendingLayerObserverEpoch;
|
|
// When mPendingDocShellBlockers is greater than 0, the DocShell is blocked,
|
|
// and once it reaches 0, it is no longer blocked.
|
|
uint32_t mPendingDocShellBlockers;
|
|
|
|
WindowsHandle mWidgetNativeData;
|
|
|
|
// This state is used to keep track of the current visible tabs (the ones rendering
|
|
// layers). There may be more than one if there are multiple browser windows open, or
|
|
// tabs are being warmed up. There may be none if this process does not host any
|
|
// visible or warming tabs.
|
|
static nsTHashtable<nsPtrHashKey<TabChild>>* sVisibleTabs;
|
|
|
|
DISALLOW_EVIL_CONSTRUCTORS(TabChild);
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_TabChild_h
|