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gecko-dev/dom/base/nsGlobalWindowInner.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsGlobalWindowInner_h___
#define nsGlobalWindowInner_h___
#include "nsPIDOMWindow.h"
#include "nsHashKeys.h"
// Local Includes
// Helper Classes
#include "nsCOMPtr.h"
#include "nsWeakReference.h"
#include "nsTHashMap.h"
#include "nsCycleCollectionParticipant.h"
// Interfaces Needed
#include "nsIBrowserDOMWindow.h"
#include "nsIInterfaceRequestor.h"
#include "nsIDOMChromeWindow.h"
#include "nsIScriptGlobalObject.h"
#include "nsIScriptObjectPrincipal.h"
#include "mozilla/EventListenerManager.h"
#include "nsIPrincipal.h"
#include "nsSize.h"
#include "mozilla/FlushType.h"
#include "prclist.h"
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/ChromeMessageBroadcaster.h"
#include "mozilla/dom/DebuggerNotificationManager.h"
#include "mozilla/dom/GamepadHandle.h"
#include "mozilla/dom/Location.h"
#include "mozilla/dom/StorageEvent.h"
#include "mozilla/CallState.h"
#include "mozilla/Attributes.h"
#include "mozilla/LinkedList.h"
#include "mozilla/StorageAccess.h"
#include "mozilla/TimeStamp.h"
#include "nsWrapperCacheInlines.h"
#include "mozilla/dom/EventTarget.h"
#include "mozilla/dom/WindowBinding.h"
#include "mozilla/dom/WindowProxyHolder.h"
#include "Units.h"
#include "nsCheapSets.h"
#include "mozilla/dom/ImageBitmapBinding.h"
#include "mozilla/dom/ImageBitmapSource.h"
#include "mozilla/UniquePtr.h"
#include "nsThreadUtils.h"
class nsIArray;
class nsIBaseWindow;
class nsIContent;
class nsICSSDeclaration;
class nsIDocShellTreeOwner;
class nsIDOMWindowUtils;
class nsDOMOfflineResourceList;
class nsIScrollableFrame;
class nsIControllers;
class nsIScriptContext;
class nsIScriptTimeoutHandler;
class nsIBrowserChild;
class nsIPrintSettings;
class nsITimeoutHandler;
class nsIWebBrowserChrome;
class nsIWebProgressListener;
class mozIDOMWindowProxy;
class nsScreen;
class nsHistory;
class nsGlobalWindowObserver;
class nsGlobalWindowOuter;
class nsDOMWindowUtils;
class nsIUserIdleService;
struct nsRect;
class nsWindowSizes;
class IdleRequestExecutor;
class DialogValueHolder;
class PromiseDocumentFlushedResolver;
namespace mozilla {
class AbstractThread;
class ErrorResult;
namespace glean {
class Glean;
class GleanPings;
} // namespace glean
namespace hal {
enum class ScreenOrientation : uint32_t;
}
namespace dom {
class BarProp;
class BrowsingContext;
struct ChannelPixelLayout;
class ClientSource;
class Console;
class Crypto;
class CustomElementRegistry;
class DocGroup;
class External;
class Function;
class Gamepad;
class ContentMediaController;
enum class ImageBitmapFormat : uint8_t;
class IdleRequest;
class IdleRequestCallback;
class IncrementalRunnable;
class InstallTriggerImpl;
class IntlUtils;
class MediaQueryList;
class OwningExternalOrWindowProxy;
class Promise;
class PostMessageEvent;
struct RequestInit;
class RequestOrUSVString;
class SharedWorker;
class Selection;
struct SizeToContentConstraints;
class WebTaskScheduler;
class WebTaskSchedulerMainThread;
class SpeechSynthesis;
class Timeout;
class U2F;
class VisualViewport;
class VRDisplay;
enum class VRDisplayEventReason : uint8_t;
class VREventObserver;
class WakeLock;
struct WindowPostMessageOptions;
class Worklet;
namespace cache {
class CacheStorage;
} // namespace cache
class IDBFactory;
} // namespace dom
} // namespace mozilla
extern already_AddRefed<nsIScriptTimeoutHandler> NS_CreateJSTimeoutHandler(
JSContext* aCx, nsGlobalWindowInner* aWindow,
mozilla::dom::Function& aFunction,
const mozilla::dom::Sequence<JS::Value>& aArguments,
mozilla::ErrorResult& aError);
extern already_AddRefed<nsIScriptTimeoutHandler> NS_CreateJSTimeoutHandler(
JSContext* aCx, nsGlobalWindowInner* aWindow, const nsAString& aExpression,
mozilla::ErrorResult& aError);
extern const JSClass OuterWindowProxyClass;
//*****************************************************************************
// nsGlobalWindowInner: Global Object for Scripting
//*****************************************************************************
// nsGlobalWindowInner inherits PRCList for maintaining a list of all inner
// windows still in memory for any given outer window. This list is needed to
// ensure that mOuterWindow doesn't end up dangling. The nature of PRCList means
// that the window itself is always in the list, and an outer window's list will
// also contain all inner window objects that are still in memory (and in
// reality all inner window object's lists also contain its outer and all other
// inner windows belonging to the same outer window, but that's an unimportant
// side effect of inheriting PRCList).
class nsGlobalWindowInner final : public mozilla::dom::EventTarget,
public nsPIDOMWindowInner,
private nsIDOMWindow
// NOTE: This interface is private, as it's only
// implemented on chrome windows.
,
private nsIDOMChromeWindow,
public nsIScriptGlobalObject,
public nsIScriptObjectPrincipal,
public nsSupportsWeakReference,
public nsIInterfaceRequestor,
public PRCListStr {
public:
using RemoteProxy = mozilla::dom::BrowsingContext;
using TimeStamp = mozilla::TimeStamp;
using TimeDuration = mozilla::TimeDuration;
using InnerWindowByIdTable =
nsTHashMap<nsUint64HashKey, nsGlobalWindowInner*>;
static void AssertIsOnMainThread()
#ifdef DEBUG
;
#else
{
}
#endif
bool IsInnerWindow() const final { return true; } // Overriding EventTarget
static nsGlobalWindowInner* Cast(nsPIDOMWindowInner* aPIWin) {
return static_cast<nsGlobalWindowInner*>(aPIWin);
}
static const nsGlobalWindowInner* Cast(const nsPIDOMWindowInner* aPIWin) {
return static_cast<const nsGlobalWindowInner*>(aPIWin);
}
static nsGlobalWindowInner* Cast(mozIDOMWindow* aWin) {
return Cast(nsPIDOMWindowInner::From(aWin));
}
static nsGlobalWindowInner* GetInnerWindowWithId(uint64_t aInnerWindowID) {
AssertIsOnMainThread();
if (!sInnerWindowsById) {
return nullptr;
}
nsGlobalWindowInner* innerWindow = sInnerWindowsById->Get(aInnerWindowID);
return innerWindow;
}
static InnerWindowByIdTable* GetWindowsTable() {
AssertIsOnMainThread();
return sInnerWindowsById;
}
static nsGlobalWindowInner* FromSupports(nsISupports* supports) {
// Make sure this matches the casts we do in QueryInterface().
return (nsGlobalWindowInner*)(mozilla::dom::EventTarget*)supports;
}
static already_AddRefed<nsGlobalWindowInner> Create(
nsGlobalWindowOuter* aOuter, bool aIsChrome,
mozilla::dom::WindowGlobalChild* aActor);
// nsISupports
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
// nsWrapperCache
virtual JSObject* WrapObject(JSContext* cx,
JS::Handle<JSObject*> aGivenProto) override {
return GetWrapper();
}
// nsIGlobalObject
bool ShouldResistFingerprinting(
RFPTarget aTarget = RFPTarget::Unknown) const final;
mozilla::OriginTrials Trials() const final;
mozilla::dom::FontFaceSet* GetFonts() final;
JSObject* GetGlobalJSObject() final { return GetWrapper(); }
JSObject* GetGlobalJSObjectPreserveColor() const final {
return GetWrapperPreserveColor();
}
// The HasJSGlobal on nsIGlobalObject ends up having to do a virtual
// call to GetGlobalJSObjectPreserveColor(), because when it's
// making the call it doesn't know it's doing it on an
// nsGlobalWindowInner. Add a version here that can be entirely
// non-virtual.
bool HasJSGlobal() const { return GetGlobalJSObjectPreserveColor(); }
mozilla::Result<mozilla::ipc::PrincipalInfo, nsresult> GetStorageKey()
override;
mozilla::dom::StorageManager* GetStorageManager() override;
void TraceGlobalJSObject(JSTracer* aTrc);
virtual nsresult EnsureScriptEnvironment() override;
virtual nsIScriptContext* GetScriptContext() override;
virtual bool IsBlackForCC(bool aTracingNeeded = true) override;
// nsIScriptObjectPrincipal
virtual nsIPrincipal* GetPrincipal() override;
virtual nsIPrincipal* GetEffectiveCookiePrincipal() override;
virtual nsIPrincipal* GetEffectiveStoragePrincipal() override;
virtual nsIPrincipal* PartitionedPrincipal() override;
// nsIDOMWindow
NS_DECL_NSIDOMWINDOW
// nsIDOMChromeWindow (only implemented on chrome windows)
NS_DECL_NSIDOMCHROMEWINDOW
void CaptureEvents();
void ReleaseEvents();
void Dump(const nsAString& aStr);
void SetResizable(bool aResizable) const;
virtual mozilla::EventListenerManager* GetExistingListenerManager()
const override;
virtual mozilla::EventListenerManager* GetOrCreateListenerManager() override;
mozilla::Maybe<mozilla::dom::EventCallbackDebuggerNotificationType>
GetDebuggerNotificationType() const override;
bool ComputeDefaultWantsUntrusted(mozilla::ErrorResult& aRv) final;
virtual nsPIDOMWindowOuter* GetOwnerGlobalForBindingsInternal() override;
virtual nsIGlobalObject* GetOwnerGlobal() const override;
EventTarget* GetTargetForDOMEvent() override;
using mozilla::dom::EventTarget::DispatchEvent;
// TODO: Convert this to MOZ_CAN_RUN_SCRIPT (bug 1415230)
MOZ_CAN_RUN_SCRIPT_BOUNDARY bool DispatchEvent(
mozilla::dom::Event& aEvent, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aRv) override;
void GetEventTargetParent(mozilla::EventChainPreVisitor& aVisitor) override;
// TODO: Convert this to MOZ_CAN_RUN_SCRIPT (bug 1415230)
MOZ_CAN_RUN_SCRIPT_BOUNDARY nsresult
PostHandleEvent(mozilla::EventChainPostVisitor& aVisitor) override;
void Suspend(bool aIncludeSubWindows = true);
void Resume(bool aIncludeSubWindows = true);
virtual bool IsSuspended() const override;
// Calling Freeze() on a window will automatically Suspend() it. In
// addition, the window and its children (if aIncludeSubWindows is true) are
// further treated as no longer suitable for interaction with the user. For
// example, it may be marked non-visible, cannot be focused, etc. All worker
// threads are also frozen bringing them to a complete stop. A window can
// have Freeze() called multiple times and will only thaw after a matching
// number of Thaw() calls.
void Freeze(bool aIncludeSubWindows = true);
void Thaw(bool aIncludeSubWindows = true);
virtual bool IsFrozen() const override;
void SyncStateFromParentWindow();
// Called on the current inner window of a browsing context when its
// background state changes according to selected tab or visibility of the
// browser window. Used with Suspend()/Resume() or Freeze()/Thaw() because
// background state may change while the inner window is not current.
void UpdateBackgroundState();
mozilla::dom::DebuggerNotificationManager*
GetOrCreateDebuggerNotificationManager() override;
mozilla::dom::DebuggerNotificationManager*
GetExistingDebuggerNotificationManager() override;
mozilla::Maybe<mozilla::dom::ClientInfo> GetClientInfo() const override;
mozilla::Maybe<mozilla::dom::ClientState> GetClientState() const;
mozilla::Maybe<mozilla::dom::ServiceWorkerDescriptor> GetController()
const override;
void SetCsp(nsIContentSecurityPolicy* aCsp);
void SetPreloadCsp(nsIContentSecurityPolicy* aPreloadCsp);
nsIContentSecurityPolicy* GetCsp();
virtual RefPtr<mozilla::dom::ServiceWorker> GetOrCreateServiceWorker(
const mozilla::dom::ServiceWorkerDescriptor& aDescriptor) override;
RefPtr<mozilla::dom::ServiceWorkerRegistration> GetServiceWorkerRegistration(
const mozilla::dom::ServiceWorkerRegistrationDescriptor& aDescriptor)
const override;
RefPtr<mozilla::dom::ServiceWorkerRegistration>
GetOrCreateServiceWorkerRegistration(
const mozilla::dom::ServiceWorkerRegistrationDescriptor& aDescriptor)
override;
mozilla::StorageAccess GetStorageAccess() final;
void NoteCalledRegisterForServiceWorkerScope(const nsACString& aScope);
void NoteDOMContentLoaded();
virtual nsresult FireDelayedDOMEvents(bool aIncludeSubWindows) override;
virtual void MaybeUpdateTouchState() override;
// Inner windows only.
void RefreshRealmPrincipal();
// For accessing protected field mFullscreen
friend class FullscreenTransitionTask;
// Inner windows only.
virtual void SetHasGamepadEventListener(bool aHasGamepad = true) override;
void NotifyHasXRSession();
bool HasUsedVR() const;
bool IsVRContentDetected() const;
bool IsVRContentPresenting() const;
void RequestXRPermission();
void OnXRPermissionRequestAllow();
void OnXRPermissionRequestCancel();
using EventTarget::EventListenerAdded;
virtual void EventListenerAdded(nsAtom* aType) override;
using EventTarget::EventListenerRemoved;
virtual void EventListenerRemoved(nsAtom* aType) override;
// nsIInterfaceRequestor
NS_DECL_NSIINTERFACEREQUESTOR
// WebIDL interface.
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> IndexedGetter(
uint32_t aIndex);
static bool IsPrivilegedChromeWindow(JSContext*, JSObject* aObj);
static bool IsRequestIdleCallbackEnabled(JSContext* aCx, JSObject*);
static bool DeviceSensorsEnabled(JSContext*, JSObject*);
static bool ContentPropertyEnabled(JSContext* aCx, JSObject*);
static bool CachesEnabled(JSContext* aCx, JSObject*);
bool DoResolve(
JSContext* aCx, JS::Handle<JSObject*> aObj, JS::Handle<jsid> aId,
JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> aDesc);
// The return value is whether DoResolve might end up resolving the given id.
// If in doubt, return true.
static bool MayResolve(jsid aId);
void GetOwnPropertyNames(JSContext* aCx, JS::MutableHandleVector<jsid> aNames,
bool aEnumerableOnly, mozilla::ErrorResult& aRv);
nsPIDOMWindowOuter* GetInProcessScriptableTop() override;
inline nsGlobalWindowOuter* GetInProcessTopInternal();
inline nsGlobalWindowOuter* GetInProcessScriptableTopInternal();
already_AddRefed<mozilla::dom::BrowsingContext> GetChildWindow(
const nsAString& aName);
inline nsIBrowserChild* GetBrowserChild() { return mBrowserChild.get(); }
nsIScriptContext* GetContextInternal();
nsGlobalWindowOuter* GetOuterWindowInternal() const;
bool IsChromeWindow() const { return mIsChrome; }
// GetScrollFrame does not flush. Callers should do it themselves as needed,
// depending on which info they actually want off the scrollable frame.
nsIScrollableFrame* GetScrollFrame();
nsresult Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* aData);
void ObserveStorageNotification(mozilla::dom::StorageEvent* aEvent,
const char16_t* aStorageType,
bool aPrivateBrowsing);
static void Init();
static void ShutDown();
static bool IsCallerChrome();
friend class WindowStateHolder;
NS_DECL_CYCLE_COLLECTION_SKIPPABLE_SCRIPT_HOLDER_CLASS_AMBIGUOUS(
nsGlobalWindowInner, mozilla::dom::EventTarget)
#ifdef DEBUG
// Call Unlink on this window. This may cause bad things to happen, so use
// with caution.
void RiskyUnlink();
#endif
virtual bool TakeFocus(bool aFocus, uint32_t aFocusMethod) override;
MOZ_CAN_RUN_SCRIPT_BOUNDARY virtual void SetReadyForFocus() override;
MOZ_CAN_RUN_SCRIPT_BOUNDARY virtual void PageHidden() override;
virtual nsresult DispatchAsyncHashchange(nsIURI* aOldURI,
nsIURI* aNewURI) override;
virtual nsresult DispatchSyncPopState() override;
// Inner windows only.
virtual void EnableDeviceSensor(uint32_t aType) override;
virtual void DisableDeviceSensor(uint32_t aType) override;
#if defined(MOZ_WIDGET_ANDROID)
virtual void EnableOrientationChangeListener() override;
virtual void DisableOrientationChangeListener() override;
#endif
void AddSizeOfIncludingThis(nsWindowSizes& aWindowSizes) const;
void CollectDOMSizesForDataDocuments(nsWindowSizes&) const;
void RegisterDataDocumentForMemoryReporting(Document*);
void UnregisterDataDocumentForMemoryReporting(Document*);
enum SlowScriptResponse {
ContinueSlowScript = 0,
ContinueSlowScriptAndKeepNotifying,
AlwaysContinueSlowScript,
KillSlowScript,
KillScriptGlobal
};
SlowScriptResponse ShowSlowScriptDialog(JSContext* aCx,
const nsString& aAddonId,
const double aDuration);
// Inner windows only.
void AddGamepad(mozilla::dom::GamepadHandle aHandle,
mozilla::dom::Gamepad* aGamepad);
void RemoveGamepad(mozilla::dom::GamepadHandle aHandle);
void GetGamepads(nsTArray<RefPtr<mozilla::dom::Gamepad>>& aGamepads);
already_AddRefed<mozilla::dom::Gamepad> GetGamepad(
mozilla::dom::GamepadHandle aHandle);
void SetHasSeenGamepadInput(bool aHasSeen);
bool HasSeenGamepadInput();
void SyncGamepadState();
void StopGamepadHaptics();
// Inner windows only.
// Enable/disable updates for gamepad input.
void EnableGamepadUpdates();
void DisableGamepadUpdates();
// Inner windows only.
// Enable/disable updates for VR
void EnableVRUpdates();
void DisableVRUpdates();
// Reset telemetry data when switching windows.
// aUpdate, true for accumulating the result to the histogram.
// false for only resetting the timestamp.
void ResetVRTelemetry(bool aUpdate);
void StartVRActivity();
void StopVRActivity();
// Update the VR displays for this window
bool UpdateVRDisplays(nsTArray<RefPtr<mozilla::dom::VRDisplay>>& aDisplays);
// Inner windows only.
// Called to inform that the set of active VR displays has changed.
void NotifyActiveVRDisplaysChanged();
void NotifyDetectXRRuntimesCompleted();
void NotifyPresentationGenerationChanged(uint32_t aDisplayID);
void DispatchVRDisplayActivate(uint32_t aDisplayID,
mozilla::dom::VRDisplayEventReason aReason);
void DispatchVRDisplayDeactivate(uint32_t aDisplayID,
mozilla::dom::VRDisplayEventReason aReason);
void DispatchVRDisplayConnect(uint32_t aDisplayID);
void DispatchVRDisplayDisconnect(uint32_t aDisplayID);
void DispatchVRDisplayPresentChange(uint32_t aDisplayID);
#define EVENT(name_, id_, type_, struct_) \
mozilla::dom::EventHandlerNonNull* GetOn##name_() { \
mozilla::EventListenerManager* elm = GetExistingListenerManager(); \
return elm ? elm->GetEventHandler(nsGkAtoms::on##name_) : nullptr; \
} \
void SetOn##name_(mozilla::dom::EventHandlerNonNull* handler) { \
mozilla::EventListenerManager* elm = GetOrCreateListenerManager(); \
if (elm) { \
elm->SetEventHandler(nsGkAtoms::on##name_, handler); \
} \
}
#define ERROR_EVENT(name_, id_, type_, struct_) \
mozilla::dom::OnErrorEventHandlerNonNull* GetOn##name_() { \
mozilla::EventListenerManager* elm = GetExistingListenerManager(); \
return elm ? elm->GetOnErrorEventHandler() : nullptr; \
} \
void SetOn##name_(mozilla::dom::OnErrorEventHandlerNonNull* handler) { \
mozilla::EventListenerManager* elm = GetOrCreateListenerManager(); \
if (elm) { \
elm->SetEventHandler(handler); \
} \
}
#define BEFOREUNLOAD_EVENT(name_, id_, type_, struct_) \
mozilla::dom::OnBeforeUnloadEventHandlerNonNull* GetOn##name_() { \
mozilla::EventListenerManager* elm = GetExistingListenerManager(); \
return elm ? elm->GetOnBeforeUnloadEventHandler() : nullptr; \
} \
void SetOn##name_( \
mozilla::dom::OnBeforeUnloadEventHandlerNonNull* handler) { \
mozilla::EventListenerManager* elm = GetOrCreateListenerManager(); \
if (elm) { \
elm->SetEventHandler(handler); \
} \
}
#define WINDOW_ONLY_EVENT EVENT
#define TOUCH_EVENT EVENT
#include "mozilla/EventNameList.h"
#undef TOUCH_EVENT
#undef WINDOW_ONLY_EVENT
#undef BEFOREUNLOAD_EVENT
#undef ERROR_EVENT
#undef EVENT
nsISupports* GetParentObject() { return nullptr; }
static JSObject* CreateNamedPropertiesObject(JSContext* aCx,
JS::Handle<JSObject*> aProto);
mozilla::dom::WindowProxyHolder Window();
mozilla::dom::WindowProxyHolder Self() { return Window(); }
Document* GetDocument() { return GetDoc(); }
void GetName(nsAString& aName, mozilla::ErrorResult& aError);
void SetName(const nsAString& aName, mozilla::ErrorResult& aError);
mozilla::dom::Location* Location() override;
nsHistory* GetHistory(mozilla::ErrorResult& aError);
mozilla::dom::CustomElementRegistry* CustomElements() override;
mozilla::dom::CustomElementRegistry* GetExistingCustomElements();
mozilla::dom::BarProp* GetLocationbar(mozilla::ErrorResult& aError);
mozilla::dom::BarProp* GetMenubar(mozilla::ErrorResult& aError);
mozilla::dom::BarProp* GetPersonalbar(mozilla::ErrorResult& aError);
mozilla::dom::BarProp* GetScrollbars(mozilla::ErrorResult& aError);
mozilla::dom::BarProp* GetStatusbar(mozilla::ErrorResult& aError);
mozilla::dom::BarProp* GetToolbar(mozilla::ErrorResult& aError);
void GetStatus(nsAString& aStatus, mozilla::ErrorResult& aError);
void SetStatus(const nsAString& aStatus, mozilla::ErrorResult& aError);
void Close(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
nsresult Close() override;
bool GetClosed(mozilla::ErrorResult& aError);
void Stop(mozilla::ErrorResult& aError);
void Focus(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
nsresult Focus(mozilla::dom::CallerType aCallerType) override;
void Blur(mozilla::dom::CallerType aCallerType, mozilla::ErrorResult& aError);
mozilla::dom::WindowProxyHolder GetFrames(mozilla::ErrorResult& aError);
uint32_t Length();
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetTop(
mozilla::ErrorResult& aError);
protected:
explicit nsGlobalWindowInner(nsGlobalWindowOuter* aOuterWindow,
mozilla::dom::WindowGlobalChild* aActor);
// Initializes the mWasOffline member variable
void InitWasOffline();
public:
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetOpenerWindow(
mozilla::ErrorResult& aError);
void GetOpener(JSContext* aCx, JS::MutableHandle<JS::Value> aRetval,
mozilla::ErrorResult& aError);
void SetOpener(JSContext* aCx, JS::Handle<JS::Value> aOpener,
mozilla::ErrorResult& aError);
void GetEvent(mozilla::dom::OwningEventOrUndefined& aRetval);
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetParent(
mozilla::ErrorResult& aError);
nsPIDOMWindowOuter* GetInProcessScriptableParent() override;
mozilla::dom::Element* GetFrameElement(nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> Open(
const nsAString& aUrl, const nsAString& aName, const nsAString& aOptions,
mozilla::ErrorResult& aError);
nsDOMOfflineResourceList* GetApplicationCache(mozilla::ErrorResult& aError);
nsDOMOfflineResourceList* GetApplicationCache() override;
int16_t Orientation(mozilla::dom::CallerType aCallerType);
already_AddRefed<mozilla::dom::Console> GetConsole(JSContext* aCx,
mozilla::ErrorResult& aRv);
// https://w3c.github.io/webappsec-secure-contexts/#dom-window-issecurecontext
bool IsSecureContext() const;
void GetSidebar(mozilla::dom::OwningExternalOrWindowProxy& aResult,
mozilla::ErrorResult& aRv);
mozilla::dom::External* GetExternal(mozilla::ErrorResult& aRv);
mozilla::dom::Worklet* GetPaintWorklet(mozilla::ErrorResult& aRv);
void GetRegionalPrefsLocales(nsTArray<nsString>& aLocales);
void GetWebExposedLocales(nsTArray<nsString>& aLocales);
mozilla::dom::IntlUtils* GetIntlUtils(mozilla::ErrorResult& aRv);
void StoreSharedWorker(mozilla::dom::SharedWorker* aSharedWorker);
void ForgetSharedWorker(mozilla::dom::SharedWorker* aSharedWorker);
public:
void Alert(nsIPrincipal& aSubjectPrincipal, mozilla::ErrorResult& aError);
void Alert(const nsAString& aMessage, nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
bool Confirm(const nsAString& aMessage, nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void Prompt(const nsAString& aMessage, const nsAString& aInitial,
nsAString& aReturn, nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
already_AddRefed<mozilla::dom::cache::CacheStorage> GetCaches(
mozilla::ErrorResult& aRv);
already_AddRefed<mozilla::dom::Promise> Fetch(
const mozilla::dom::RequestOrUSVString& aInput,
const mozilla::dom::RequestInit& aInit,
mozilla::dom::CallerType aCallerType, mozilla::ErrorResult& aRv);
MOZ_CAN_RUN_SCRIPT void Print(mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder>
PrintPreview(nsIPrintSettings*, nsIWebProgressListener*, nsIDocShell*,
mozilla::ErrorResult&);
void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
const nsAString& aTargetOrigin,
const mozilla::dom::Sequence<JSObject*>& aTransfer,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
const mozilla::dom::WindowPostMessageOptions& aOptions,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
int32_t SetTimeout(JSContext* aCx, mozilla::dom::Function& aFunction,
int32_t aTimeout,
const mozilla::dom::Sequence<JS::Value>& aArguments,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
int32_t SetTimeout(JSContext* aCx, const nsAString& aHandler,
int32_t aTimeout,
const mozilla::dom::Sequence<JS::Value>& /* unused */,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
void ClearTimeout(int32_t aHandle);
MOZ_CAN_RUN_SCRIPT
int32_t SetInterval(JSContext* aCx, mozilla::dom::Function& aFunction,
const int32_t aTimeout,
const mozilla::dom::Sequence<JS::Value>& aArguments,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
int32_t SetInterval(JSContext* aCx, const nsAString& aHandler,
const int32_t aTimeout,
const mozilla::dom::Sequence<JS::Value>& /* unused */,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
void ClearInterval(int32_t aHandle);
void GetOrigin(nsAString& aOrigin);
MOZ_CAN_RUN_SCRIPT
void ReportError(JSContext* aCx, JS::Handle<JS::Value> aError,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aRv);
void Atob(const nsAString& aAsciiBase64String, nsAString& aBinaryData,
mozilla::ErrorResult& aError);
void Btoa(const nsAString& aBinaryData, nsAString& aAsciiBase64String,
mozilla::ErrorResult& aError);
mozilla::dom::Storage* GetSessionStorage(mozilla::ErrorResult& aError);
mozilla::dom::Storage* GetLocalStorage(mozilla::ErrorResult& aError);
mozilla::dom::Selection* GetSelection(mozilla::ErrorResult& aError);
mozilla::dom::IDBFactory* GetIndexedDB(JSContext* aCx,
mozilla::ErrorResult& aError);
already_AddRefed<nsICSSDeclaration> GetComputedStyle(
mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
mozilla::ErrorResult& aError) override;
mozilla::dom::VisualViewport* VisualViewport();
already_AddRefed<mozilla::dom::MediaQueryList> MatchMedia(
const nsACString& aQuery, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
nsScreen* GetScreen(mozilla::ErrorResult& aError);
void MoveTo(int32_t aXPos, int32_t aYPos,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void MoveBy(int32_t aXDif, int32_t aYDif,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void ResizeTo(int32_t aWidth, int32_t aHeight,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void ResizeBy(int32_t aWidthDif, int32_t aHeightDif,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void Scroll(double aXScroll, double aYScroll);
void Scroll(const mozilla::dom::ScrollToOptions& aOptions);
void ScrollTo(double aXScroll, double aYScroll);
void ScrollTo(const mozilla::dom::ScrollToOptions& aOptions);
void ScrollBy(double aXScrollDif, double aYScrollDif);
void ScrollBy(const mozilla::dom::ScrollToOptions& aOptions);
void ScrollByLines(int32_t numLines,
const mozilla::dom::ScrollOptions& aOptions);
void ScrollByPages(int32_t numPages,
const mozilla::dom::ScrollOptions& aOptions);
void MozScrollSnap();
void GetInnerWidth(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetInnerWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void GetInnerHeight(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetInnerHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
double GetScrollX(mozilla::ErrorResult& aError);
double GetPageXOffset(mozilla::ErrorResult& aError) {
return GetScrollX(aError);
}
double GetScrollY(mozilla::ErrorResult& aError);
double GetPageYOffset(mozilla::ErrorResult& aError) {
return GetScrollY(aError);
}
int32_t GetScreenLeft(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError) {
return GetScreenX(aCallerType, aError);
}
int32_t GetScreenTop(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError) {
return GetScreenY(aCallerType, aError);
}
void GetScreenX(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetScreenX(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void GetScreenY(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetScreenY(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void GetOuterWidth(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetOuterWidth(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void GetOuterHeight(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetOuterHeight(JSContext* aCx, JS::Handle<JS::Value> aValue,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
int32_t RequestAnimationFrame(mozilla::dom::FrameRequestCallback& aCallback,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
void CancelAnimationFrame(int32_t aHandle, mozilla::ErrorResult& aError);
uint32_t RequestIdleCallback(JSContext* aCx,
mozilla::dom::IdleRequestCallback& aCallback,
const mozilla::dom::IdleRequestOptions& aOptions,
mozilla::ErrorResult& aError);
void CancelIdleCallback(uint32_t aHandle);
#ifdef MOZ_WEBSPEECH
mozilla::dom::SpeechSynthesis* GetSpeechSynthesis(
mozilla::ErrorResult& aError);
bool HasActiveSpeechSynthesis();
#endif
mozilla::glean::Glean* Glean();
mozilla::glean::GleanPings* GleanPings();
already_AddRefed<nsICSSDeclaration> GetDefaultComputedStyle(
mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
mozilla::ErrorResult& aError);
void SizeToContent(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SizeToContentConstrained(const mozilla::dom::SizeToContentConstraints&,
mozilla::ErrorResult&);
mozilla::dom::Crypto* GetCrypto(mozilla::ErrorResult& aError);
mozilla::dom::U2F* GetU2f(mozilla::ErrorResult& aError);
nsIControllers* GetControllers(mozilla::ErrorResult& aError);
nsresult GetControllers(nsIControllers** aControllers) override;
mozilla::dom::Element* GetRealFrameElement(mozilla::ErrorResult& aError);
float GetMozInnerScreenX(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
float GetMozInnerScreenY(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
double GetDevicePixelRatio(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
double GetDesktopToDeviceScale(mozilla::ErrorResult& aError);
int32_t GetScrollMinX(mozilla::ErrorResult& aError);
int32_t GetScrollMinY(mozilla::ErrorResult& aError);
int32_t GetScrollMaxX(mozilla::ErrorResult& aError);
int32_t GetScrollMaxY(mozilla::ErrorResult& aError);
bool GetFullScreen(mozilla::ErrorResult& aError);
bool GetFullScreen() override;
void SetFullScreen(bool aFullscreen, mozilla::ErrorResult& aError);
bool Find(const nsAString& aString, bool aCaseSensitive, bool aBackwards,
bool aWrapAround, bool aWholeWord, bool aSearchInFrames,
bool aShowDialog, mozilla::ErrorResult& aError);
bool DidFireDocElemInserted() const { return mDidFireDocElemInserted; }
void SetDidFireDocElemInserted() { mDidFireDocElemInserted = true; }
mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> OpenDialog(
JSContext* aCx, const nsAString& aUrl, const nsAString& aName,
const nsAString& aOptions,
const mozilla::dom::Sequence<JS::Value>& aExtraArgument,
mozilla::ErrorResult& aError);
void UpdateCommands(const nsAString& anAction, mozilla::dom::Selection* aSel,
int16_t aReason);
void GetContent(JSContext* aCx, JS::MutableHandle<JSObject*> aRetval,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
already_AddRefed<mozilla::dom::Promise> CreateImageBitmap(
const mozilla::dom::ImageBitmapSource& aImage,
const mozilla::dom::ImageBitmapOptions& aOptions,
mozilla::ErrorResult& aRv);
already_AddRefed<mozilla::dom::Promise> CreateImageBitmap(
const mozilla::dom::ImageBitmapSource& aImage, int32_t aSx, int32_t aSy,
int32_t aSw, int32_t aSh,
const mozilla::dom::ImageBitmapOptions& aOptions,
mozilla::ErrorResult& aRv);
void StructuredClone(JSContext* aCx, JS::Handle<JS::Value> aValue,
const mozilla::dom::StructuredSerializeOptions& aOptions,
JS::MutableHandle<JS::Value> aRetval,
mozilla::ErrorResult& aError);
// ChromeWindow bits. Do NOT call these unless your window is in
// fact chrome.
uint16_t WindowState();
bool IsFullyOccluded();
nsIBrowserDOMWindow* GetBrowserDOMWindow(mozilla::ErrorResult& aError);
void SetBrowserDOMWindow(nsIBrowserDOMWindow* aBrowserWindow,
mozilla::ErrorResult& aError);
void GetAttention(mozilla::ErrorResult& aError);
void GetAttentionWithCycleCount(int32_t aCycleCount,
mozilla::ErrorResult& aError);
void SetCursor(const nsACString& aCursor, mozilla::ErrorResult& aError);
void Maximize();
void Minimize();
void Restore();
void GetWorkspaceID(nsAString& workspaceID);
void MoveToWorkspace(const nsAString& workspaceID);
void NotifyDefaultButtonLoaded(mozilla::dom::Element& aDefaultButton,
mozilla::ErrorResult& aError);
mozilla::dom::ChromeMessageBroadcaster* MessageManager();
mozilla::dom::ChromeMessageBroadcaster* GetGroupMessageManager(
const nsAString& aGroup);
already_AddRefed<mozilla::dom::Promise> PromiseDocumentFlushed(
mozilla::dom::PromiseDocumentFlushedCallback& aCallback,
mozilla::ErrorResult& aError);
void GetReturnValueOuter(JSContext* aCx,
JS::MutableHandle<JS::Value> aReturnValue,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void GetReturnValue(JSContext* aCx, JS::MutableHandle<JS::Value> aReturnValue,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void SetReturnValueOuter(JSContext* aCx, JS::Handle<JS::Value> aReturnValue,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void SetReturnValue(JSContext* aCx, JS::Handle<JS::Value> aReturnValue,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
void GetInterface(JSContext* aCx, JS::Handle<JS::Value> aIID,
JS::MutableHandle<JS::Value> aRetval,
mozilla::ErrorResult& aError);
already_AddRefed<nsWindowRoot> GetWindowRoot(mozilla::ErrorResult& aError);
bool ShouldReportForServiceWorkerScope(const nsAString& aScope);
mozilla::dom::InstallTriggerImpl* GetInstallTrigger();
nsIDOMWindowUtils* GetWindowUtils(mozilla::ErrorResult& aRv);
void UpdateTopInnerWindow();
virtual bool IsInSyncOperation() override;
// Early during inner window creation, `IsSharedMemoryAllowedInternal`
// is called before the `mDoc` field has been initialized in order to
// determine whether to expose the `SharedArrayBuffer` constructor on the
// JS global. We still want to consider the document's principal to see if
// it is a privileged extension which should be exposed to
// `SharedArrayBuffer`, however the inner window doesn't know the document's
// principal yet. `aPrincipalOverride` is used in that situation to provide
// the principal for the to-be-loaded document.
bool IsSharedMemoryAllowed() const override {
return IsSharedMemoryAllowedInternal(
const_cast<nsGlobalWindowInner*>(this)->GetPrincipal());
}
bool IsSharedMemoryAllowedInternal(nsIPrincipal* aPrincipal = nullptr) const;
// https://whatpr.org/html/4734/structured-data.html#cross-origin-isolated
bool CrossOriginIsolated() const override;
mozilla::dom::WebTaskScheduler* Scheduler();
protected:
// Web IDL helpers
// Redefine the property called aPropName on this window object to be a value
// property with the value aValue, much like we would do for a [Replaceable]
// property in IDL.
void RedefineProperty(JSContext* aCx, const char* aPropName,
JS::Handle<JS::Value> aValue,
mozilla::ErrorResult& aError);
// Implementation guts for our writable IDL attributes that are really
// supposed to be readonly replaceable.
template <typename T>
using WindowCoordGetter = T (nsGlobalWindowInner::*)(
mozilla::dom::CallerType aCallerType, mozilla::ErrorResult&);
template <typename T>
using WindowCoordSetter = void (nsGlobalWindowInner::*)(
T, mozilla::dom::CallerType aCallerType, mozilla::ErrorResult&);
template <typename T>
void GetReplaceableWindowCoord(JSContext* aCx, WindowCoordGetter<T> aGetter,
JS::MutableHandle<JS::Value> aRetval,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
template <typename T>
void SetReplaceableWindowCoord(JSContext* aCx, WindowCoordSetter<T> aSetter,
JS::Handle<JS::Value> aValue,
const char* aPropName,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
// And the implementations of WindowCoordGetter/WindowCoordSetter.
protected:
double GetInnerWidth(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
nsresult GetInnerWidth(double* aWidth) override;
void SetInnerWidth(double aInnerWidth, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
double GetInnerHeight(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
nsresult GetInnerHeight(double* aHeight) override;
void SetInnerHeight(double aInnerHeight, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
int32_t GetScreenX(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetScreenX(int32_t aScreenX, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
int32_t GetScreenY(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetScreenY(int32_t aScreenY, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
int32_t GetOuterWidth(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetOuterWidth(int32_t aOuterWidth, mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
int32_t GetOuterHeight(mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
void SetOuterHeight(int32_t aOuterHeight,
mozilla::dom::CallerType aCallerType,
mozilla::ErrorResult& aError);
RefPtr<mozilla::dom::WakeLock> mWakeLock;
friend class HashchangeCallback;
friend class mozilla::dom::BarProp;
// Object Management
virtual ~nsGlobalWindowInner();
void FreeInnerObjects();
// Initialize state that depends on the document. By this point, mDoc should
// be set correctly and have us set as its script global object.
void InitDocumentDependentState(JSContext* aCx);
nsresult EnsureClientSource();
nsresult ExecutionReady();
// Inner windows only.
nsresult DefineArgumentsProperty(nsIArray* aArguments);
// Get the parent, returns null if this is a toplevel window
nsPIDOMWindowOuter* GetInProcessParentInternal();
private:
template <typename Method, typename... Args>
mozilla::CallState CallOnInProcessDescendantsInternal(
mozilla::dom::BrowsingContext* aBrowsingContext, bool aChildOnly,
Method aMethod, Args&&... aArgs);
// Call the given method on the immediate children of this window. The
// CallState returned by the last child method invocation is returned or
// CallState::Continue if the method returns void.
template <typename Method, typename... Args>
mozilla::CallState CallOnInProcessChildren(Method aMethod, Args&&... aArgs) {
MOZ_ASSERT(IsCurrentInnerWindow());
return CallOnInProcessDescendantsInternal(GetBrowsingContext(), true,
aMethod, aArgs...);
}
// Call the given method on the descendant of this window. The CallState
// returned by the last descendant method invocation is returned or
// CallState::Continue if the method returns void.
template <typename Method, typename... Args>
mozilla::CallState CallOnInProcessDescendants(Method aMethod,
Args&&... aArgs) {
MOZ_ASSERT(IsCurrentInnerWindow());
return CallOnInProcessDescendantsInternal(GetBrowsingContext(), false,
aMethod, aArgs...);
}
// Helper to convert a void returning child method into an implicit
// CallState::Continue value.
template <typename Return, typename Method, typename... Args>
typename std::enable_if<std::is_void<Return>::value, mozilla::CallState>::type
CallDescendant(nsGlobalWindowInner* aWindow, Method aMethod,
Args&&... aArgs) {
(aWindow->*aMethod)(aArgs...);
return mozilla::CallState::Continue;
}
// Helper that passes through the CallState value from a child method.
template <typename Return, typename Method, typename... Args>
typename std::enable_if<std::is_same<Return, mozilla::CallState>::value,
mozilla::CallState>::type
CallDescendant(nsGlobalWindowInner* aWindow, Method aMethod,
Args&&... aArgs) {
return (aWindow->*aMethod)(aArgs...);
}
void FreezeInternal(bool aIncludeSubWindows);
void ThawInternal(bool aIncludeSubWindows);
mozilla::CallState ShouldReportForServiceWorkerScopeInternal(
const nsACString& aScope, bool* aResultOut);
public:
// Timeout Functions
// |interval| is in milliseconds.
MOZ_CAN_RUN_SCRIPT
int32_t SetTimeoutOrInterval(
JSContext* aCx, mozilla::dom::Function& aFunction, int32_t aTimeout,
const mozilla::dom::Sequence<JS::Value>& aArguments, bool aIsInterval,
mozilla::ErrorResult& aError);
MOZ_CAN_RUN_SCRIPT
int32_t SetTimeoutOrInterval(JSContext* aCx, const nsAString& aHandler,
int32_t aTimeout, bool aIsInterval,
mozilla::ErrorResult& aError);
// Return true if |aTimeout| was cleared while its handler ran.
MOZ_CAN_RUN_SCRIPT
bool RunTimeoutHandler(mozilla::dom::Timeout* aTimeout,
nsIScriptContext* aScx);
// Helper Functions
already_AddRefed<nsIDocShellTreeOwner> GetTreeOwner();
already_AddRefed<nsIWebBrowserChrome> GetWebBrowserChrome();
bool IsPrivateBrowsing();
void FireOfflineStatusEventIfChanged();
public:
// Inner windows only.
nsresult FireHashchange(const nsAString& aOldURL, const nsAString& aNewURL);
void FlushPendingNotifications(mozilla::FlushType aType);
void ScrollTo(const mozilla::CSSIntPoint& aScroll,
const mozilla::dom::ScrollOptions& aOptions);
already_AddRefed<nsIWidget> GetMainWidget();
nsIWidget* GetNearestWidget() const;
bool IsInModalState();
void SetFocusedElement(mozilla::dom::Element* aElement,
uint32_t aFocusMethod = 0,
bool aNeedsFocus = false) override;
uint32_t GetFocusMethod() override;
bool ShouldShowFocusRing() override;
// Inner windows only.
void UpdateCanvasFocus(bool aFocusChanged, nsIContent* aNewContent);
public:
virtual already_AddRefed<nsPIWindowRoot> GetTopWindowRoot() override;
// Get the toplevel principal, returns null if this is a toplevel window.
nsIPrincipal* GetTopLevelAntiTrackingPrincipal();
// Get the client principal, returns null if the clientSource is not
// available.
nsIPrincipal* GetClientPrincipal();
// This method is called if this window loads a 3rd party tracking resource
// and the storage is just been granted. The window can reset the partitioned
// storage objects and switch to the first party cookie jar.
void StorageAccessPermissionGranted();
protected:
static void NotifyDOMWindowDestroyed(nsGlobalWindowInner* aWindow);
void NotifyWindowIDDestroyed(const char* aTopic);
static void NotifyDOMWindowFrozen(nsGlobalWindowInner* aWindow);
static void NotifyDOMWindowThawed(nsGlobalWindowInner* aWindow);
virtual void UpdateParentTarget() override;
// Clear the document-dependent slots on our JS wrapper. Inner windows only.
void ClearDocumentDependentSlots(JSContext* aCx);
// Inner windows only.
already_AddRefed<mozilla::dom::StorageEvent> CloneStorageEvent(
const nsAString& aType, const RefPtr<mozilla::dom::StorageEvent>& aEvent,
mozilla::ErrorResult& aRv);
protected:
already_AddRefed<nsICSSDeclaration> GetComputedStyleHelper(
mozilla::dom::Element& aElt, const nsAString& aPseudoElt,
bool aDefaultStylesOnly, mozilla::ErrorResult& aError);
nsGlobalWindowInner* InnerForSetTimeoutOrInterval(
mozilla::ErrorResult& aError);
void PostMessageMoz(JSContext* aCx, JS::Handle<JS::Value> aMessage,
const nsAString& aTargetOrigin,
JS::Handle<JS::Value> aTransfer,
nsIPrincipal& aSubjectPrincipal,
mozilla::ErrorResult& aError);
private:
// Fire the JS engine's onNewGlobalObject hook. Only used on inner windows.
void FireOnNewGlobalObject();
// Helper for resolving the components shim.
bool ResolveComponentsShim(
JSContext* aCx, JS::Handle<JSObject*> aObj,
JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> aDesc);
// nsPIDOMWindow{Inner,Outer} should be able to see these helper methods.
friend class nsPIDOMWindowInner;
friend class nsPIDOMWindowOuter;
bool IsBackgroundInternal() const;
// NOTE: Chrome Only
void DisconnectAndClearGroupMessageManagers() {
MOZ_RELEASE_ASSERT(IsChromeWindow());
for (const auto& entry : mChromeFields.mGroupMessageManagers) {
mozilla::dom::ChromeMessageBroadcaster* mm = entry.GetWeak();
if (mm) {
mm->Disconnect();
}
}
mChromeFields.mGroupMessageManagers.Clear();
}
// Call mDocumentFlushedResolvers items, and perform MicroTask checkpoint
// after that.
//
// If aUntilExhaustion is true, then we call resolvers that get added as a
// result synchronously, otherwise we wait until the next refresh driver tick.
void CallDocumentFlushedResolvers(bool aUntilExhaustion);
// Called after a refresh driver tick. See documentation of
// CallDocumentFlushedResolvers for the meaning of aUntilExhaustion.
//
// Returns whether we need to keep observing the refresh driver or not.
bool MaybeCallDocumentFlushedResolvers(bool aUntilExhaustion);
// Try to fire the "load" event on our content embedder if we're an iframe.
MOZ_CAN_RUN_SCRIPT void FireFrameLoadEvent();
void UpdateAutoplayPermission();
void UpdateShortcutsPermission();
void UpdatePopupPermission();
void UpdatePermissions();
public:
static uint32_t GetShortcutsPermission(nsIPrincipal* aPrincipal);
// Dispatch a runnable related to the global.
virtual nsresult Dispatch(mozilla::TaskCategory aCategory,
already_AddRefed<nsIRunnable>&& aRunnable) override;
virtual nsISerialEventTarget* EventTargetFor(
mozilla::TaskCategory aCategory) const override;
virtual mozilla::AbstractThread* AbstractMainThreadFor(
mozilla::TaskCategory aCategory) override;
void DisableIdleCallbackRequests();
uint32_t LastIdleRequestHandle() const {
return mIdleRequestCallbackCounter - 1;
}
MOZ_CAN_RUN_SCRIPT
void RunIdleRequest(mozilla::dom::IdleRequest* aRequest,
DOMHighResTimeStamp aDeadline, bool aDidTimeout);
MOZ_CAN_RUN_SCRIPT
void ExecuteIdleRequest(TimeStamp aDeadline);
void ScheduleIdleRequestDispatch();
void SuspendIdleRequests();
void ResumeIdleRequests();
using IdleRequests = mozilla::LinkedList<RefPtr<mozilla::dom::IdleRequest>>;
void RemoveIdleCallback(mozilla::dom::IdleRequest* aRequest);
void SetActiveLoadingState(bool aIsLoading) override;
// Hint to the JS engine whether we are currently loading.
void HintIsLoading(bool aIsLoading);
mozilla::dom::ContentMediaController* GetContentMediaController();
bool TryOpenExternalProtocolIframe() {
if (mHasOpenedExternalProtocolFrame) {
return false;
}
mHasOpenedExternalProtocolFrame = true;
return true;
}
nsTArray<uint32_t>& GetScrollMarks() { return mScrollMarks; }
bool GetScrollMarksOnHScrollbar() const { return mScrollMarksOnHScrollbar; }
void SetScrollMarks(const nsTArray<uint32_t>& aScrollMarks,
bool aOnHScrollbar);
// Don't use this value directly, call StorageAccess::StorageAllowedForWindow
// instead.
mozilla::Maybe<mozilla::StorageAccess> GetStorageAllowedCache(
uint32_t& aRejectedReason) {
if (mStorageAllowedCache.isSome()) {
aRejectedReason = mStorageAllowedReasonCache;
}
return mStorageAllowedCache;
}
void SetStorageAllowedCache(const mozilla::StorageAccess& storageAllowed,
uint32_t aRejectedReason) {
mStorageAllowedCache = Some(storageAllowed);
mStorageAllowedReasonCache = aRejectedReason;
}
void ClearStorageAllowedCache() {
mStorageAllowedCache = mozilla::Nothing();
mStorageAllowedReasonCache = 0;
}
virtual JS::loader::ModuleLoaderBase* GetModuleLoader(
JSContext* aCx) override;
private:
RefPtr<mozilla::dom::ContentMediaController> mContentMediaController;
RefPtr<mozilla::dom::WebTaskSchedulerMainThread> mWebTaskScheduler;
protected:
// Whether we need to care about orientation changes.
bool mHasOrientationChangeListeners : 1;
// Window offline status. Checked to see if we need to fire offline event
bool mWasOffline : 1;
// Represents whether the inner window's page has had a slow script notice.
// Only used by inner windows; will always be false for outer windows.
// This is used to implement Telemetry measures such as
// SLOW_SCRIPT_PAGE_COUNT.
bool mHasHadSlowScript : 1;
// Fast way to tell if this is a chrome window (without having to QI).
bool mIsChrome : 1;
// Hack to indicate whether a chrome window needs its message manager
// to be disconnected, since clean up code is shared in the global
// window superclass.
bool mCleanMessageManager : 1;
// Indicates that the current document has never received a document focus
// event.
bool mNeedsFocus : 1;
bool mHasFocus : 1;
// true if tab navigation has occurred for this window. Focus rings
// should be displayed.
bool mFocusByKeyOccurred : 1;
// True if we have notified document-element-inserted observers for this
// document.
bool mDidFireDocElemInserted : 1;
// Indicates whether this window wants gamepad input events
bool mHasGamepad : 1;
// Indicates whether this window has content that has an XR session
// An XR session results in enumeration and activation of XR devices.
bool mHasXRSession : 1;
// Indicates whether this window wants VRDisplayActivate events
bool mHasVRDisplayActivateEvents : 1;
// Indicates that a request for XR runtime detection has been
// requested, but has not yet been resolved
bool mXRRuntimeDetectionInFlight : 1;
// Indicates that an XR permission request has been requested
// but has not yet been resolved.
bool mXRPermissionRequestInFlight : 1;
// Indicates that an XR permission request has been granted.
// The page should not request permission multiple times.
bool mXRPermissionGranted : 1;
// True if this was the currently-active inner window for a BrowsingContext at
// the time it was discarded.
bool mWasCurrentInnerWindow : 1;
void SetWasCurrentInnerWindow() { mWasCurrentInnerWindow = true; }
bool WasCurrentInnerWindow() const override { return mWasCurrentInnerWindow; }
bool mHasSeenGamepadInput : 1;
// Whether we told the JS engine that we were in pageload.
bool mHintedWasLoading : 1;
// Whether this window has opened an external-protocol iframe without user
// activation once already. Only relevant for top windows.
bool mHasOpenedExternalProtocolFrame : 1;
bool mScrollMarksOnHScrollbar : 1;
nsCheapSet<nsUint32HashKey> mGamepadIndexSet;
nsRefPtrHashtable<nsGenericHashKey<mozilla::dom::GamepadHandle>,
mozilla::dom::Gamepad>
mGamepads;
RefPtr<nsScreen> mScreen;
RefPtr<mozilla::dom::BarProp> mMenubar;
RefPtr<mozilla::dom::BarProp> mToolbar;
RefPtr<mozilla::dom::BarProp> mLocationbar;
RefPtr<mozilla::dom::BarProp> mPersonalbar;
RefPtr<mozilla::dom::BarProp> mStatusbar;
RefPtr<mozilla::dom::BarProp> mScrollbars;
RefPtr<nsGlobalWindowObserver> mObserver;
RefPtr<mozilla::dom::Crypto> mCrypto;
RefPtr<mozilla::dom::U2F> mU2F;
RefPtr<mozilla::dom::cache::CacheStorage> mCacheStorage;
RefPtr<mozilla::dom::Console> mConsole;
RefPtr<mozilla::dom::Worklet> mPaintWorklet;
RefPtr<mozilla::dom::External> mExternal;
RefPtr<mozilla::dom::InstallTriggerImpl> mInstallTrigger;
RefPtr<mozilla::dom::Storage> mLocalStorage;
RefPtr<mozilla::dom::Storage> mSessionStorage;
RefPtr<mozilla::EventListenerManager> mListenerManager;
RefPtr<mozilla::dom::Location> mLocation;
RefPtr<nsHistory> mHistory;
RefPtr<mozilla::dom::CustomElementRegistry> mCustomElements;
nsTObserverArray<RefPtr<mozilla::dom::SharedWorker>> mSharedWorkers;
RefPtr<mozilla::dom::VisualViewport> mVisualViewport;
// The document's principals and CSP are only stored if
// FreeInnerObjects has been called.
nsCOMPtr<nsIPrincipal> mDocumentPrincipal;
nsCOMPtr<nsIPrincipal> mDocumentCookiePrincipal;
nsCOMPtr<nsIPrincipal> mDocumentStoragePrincipal;
nsCOMPtr<nsIPrincipal> mDocumentPartitionedPrincipal;
nsCOMPtr<nsIContentSecurityPolicy> mDocumentCsp;
// Used to cache the result of StorageAccess::StorageAllowedForWindow.
// Don't use this field directly, use StorageAccess::StorageAllowedForWindow
// instead.
mozilla::Maybe<mozilla::StorageAccess> mStorageAllowedCache;
uint32_t mStorageAllowedReasonCache;
RefPtr<mozilla::dom::DebuggerNotificationManager>
mDebuggerNotificationManager;
// mBrowserChild is only ever populated in the content process.
nsCOMPtr<nsIBrowserChild> mBrowserChild;
uint32_t mSuspendDepth;
uint32_t mFreezeDepth;
#ifdef DEBUG
uint32_t mSerial;
#endif
// the method that was used to focus mFocusedElement
uint32_t mFocusMethod;
// Only relevant if we're listening for orientation changes.
int16_t mOrientationAngle = 0;
// The current idle request callback handle
uint32_t mIdleRequestCallbackCounter;
IdleRequests mIdleRequestCallbacks;
RefPtr<IdleRequestExecutor> mIdleRequestExecutor;
#ifdef DEBUG
nsCOMPtr<nsIURI> mLastOpenedURI;
#endif
RefPtr<nsDOMOfflineResourceList> mApplicationCache;
RefPtr<mozilla::dom::IDBFactory> mIndexedDB;
// This flag keeps track of whether this window is currently
// observing refresh notifications from the refresh driver.
bool mObservingRefresh;
bool mIteratingDocumentFlushedResolvers;
bool TryToObserveRefresh();
nsTArray<uint32_t> mEnabledSensors;
#ifdef MOZ_WEBSPEECH
RefPtr<mozilla::dom::SpeechSynthesis> mSpeechSynthesis;
#endif
RefPtr<mozilla::glean::Glean> mGlean;
RefPtr<mozilla::glean::GleanPings> mGleanPings;
// This is the CC generation the last time we called CanSkip.
uint32_t mCanSkipCCGeneration;
// The VR Displays for this window
nsTArray<RefPtr<mozilla::dom::VRDisplay>> mVRDisplays;
RefPtr<mozilla::dom::VREventObserver> mVREventObserver;
// The number of unload and beforeunload event listeners registered on this
// window.
uint64_t mUnloadOrBeforeUnloadListenerCount = 0;
RefPtr<mozilla::dom::IntlUtils> mIntlUtils;
mozilla::UniquePtr<mozilla::dom::ClientSource> mClientSource;
nsTArray<mozilla::UniquePtr<PromiseDocumentFlushedResolver>>
mDocumentFlushedResolvers;
nsTArray<uint32_t> mScrollMarks;
nsTArray<nsWeakPtr> mDataDocumentsForMemoryReporting;
static InnerWindowByIdTable* sInnerWindowsById;
// Members in the mChromeFields member should only be used in chrome windows.
// All accesses to this field should be guarded by a check of mIsChrome.
struct ChromeFields {
RefPtr<mozilla::dom::ChromeMessageBroadcaster> mMessageManager;
nsRefPtrHashtable<nsStringHashKey, mozilla::dom::ChromeMessageBroadcaster>
mGroupMessageManagers{1};
} mChromeFields;
// These fields are used by the inner and outer windows to prevent
// programatically moving the window while the mouse is down.
static bool sMouseDown;
static bool sDragServiceDisabled;
friend class nsDOMScriptableHelper;
friend class nsDOMWindowUtils;
friend class mozilla::dom::PostMessageEvent;
friend class DesktopNotification;
friend class mozilla::dom::TimeoutManager;
friend class IdleRequestExecutor;
friend class nsGlobalWindowOuter;
};
inline nsISupports* ToSupports(nsGlobalWindowInner* p) {
return static_cast<mozilla::dom::EventTarget*>(p);
}
inline nsISupports* ToCanonicalSupports(nsGlobalWindowInner* p) {
return static_cast<mozilla::dom::EventTarget*>(p);
}
// XXX: EWW - This is an awful hack - let's not do this
#include "nsGlobalWindowOuter.h"
inline nsIGlobalObject* nsGlobalWindowInner::GetOwnerGlobal() const {
return const_cast<nsGlobalWindowInner*>(this);
}
inline nsGlobalWindowOuter* nsGlobalWindowInner::GetInProcessTopInternal() {
nsGlobalWindowOuter* outer = GetOuterWindowInternal();
nsCOMPtr<nsPIDOMWindowOuter> top = outer ? outer->GetInProcessTop() : nullptr;
if (top) {
return nsGlobalWindowOuter::Cast(top);
}
return nullptr;
}
inline nsGlobalWindowOuter*
nsGlobalWindowInner::GetInProcessScriptableTopInternal() {
nsPIDOMWindowOuter* top = GetInProcessScriptableTop();
return nsGlobalWindowOuter::Cast(top);
}
inline nsIScriptContext* nsGlobalWindowInner::GetContextInternal() {
if (mOuterWindow) {
return GetOuterWindowInternal()->mContext;
}
return nullptr;
}
inline nsGlobalWindowOuter* nsGlobalWindowInner::GetOuterWindowInternal()
const {
return nsGlobalWindowOuter::Cast(GetOuterWindow());
}
#endif /* nsGlobalWindowInner_h___ */
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