зеркало из https://github.com/mozilla/gecko-dev.git
718 строки
25 KiB
C++
718 строки
25 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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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 __nsWindow_h__
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#define __nsWindow_h__
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#include <gdk/gdk.h>
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#include <gtk/gtk.h>
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#ifdef MOZ_X11
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# include <gdk/gdkx.h>
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# include "X11UndefineNone.h"
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#endif /* MOZ_X11 */
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#ifdef MOZ_WAYLAND
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# include <gdk/gdkwayland.h>
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# include "base/thread.h"
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# include "WaylandVsyncSource.h"
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#endif
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#include "mozcontainer.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/UniquePtr.h"
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#include "nsIDragService.h"
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#include "nsGkAtoms.h"
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#include "nsRefPtrHashtable.h"
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#include "nsIFrame.h"
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#include "nsBaseWidget.h"
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#include "CompositorWidget.h"
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#include "mozilla/widget/WindowSurface.h"
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#include "mozilla/widget/WindowSurfaceProvider.h"
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#ifdef ACCESSIBILITY
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# include "mozilla/a11y/Accessible.h"
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#endif
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#include "mozilla/EventForwards.h"
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#include "mozilla/TouchEvents.h"
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#include "IMContextWrapper.h"
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#undef LOG
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#ifdef MOZ_LOGGING
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# include "mozilla/Logging.h"
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# include "nsTArray.h"
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# include "Units.h"
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extern mozilla::LazyLogModule gWidgetLog;
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extern mozilla::LazyLogModule gWidgetFocusLog;
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extern mozilla::LazyLogModule gWidgetDragLog;
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extern mozilla::LazyLogModule gWidgetDrawLog;
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# define LOG(args) MOZ_LOG(gWidgetLog, mozilla::LogLevel::Debug, args)
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# define LOGFOCUS(args) \
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MOZ_LOG(gWidgetFocusLog, mozilla::LogLevel::Debug, args)
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# define LOGDRAG(args) MOZ_LOG(gWidgetDragLog, mozilla::LogLevel::Debug, args)
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# define LOGDRAW(args) MOZ_LOG(gWidgetDrawLog, mozilla::LogLevel::Debug, args)
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#else
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# define LOG(args)
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# define LOGFOCUS(args)
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# define LOGDRAG(args)
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# define LOGDRAW(args)
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#endif /* MOZ_LOGGING */
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#ifdef MOZ_WAYLAND
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class nsWaylandDragContext;
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gboolean WindowDragMotionHandler(GtkWidget* aWidget,
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GdkDragContext* aDragContext,
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nsWaylandDragContext* aWaylandDragContext,
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gint aX, gint aY, guint aTime);
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gboolean WindowDragDropHandler(GtkWidget* aWidget, GdkDragContext* aDragContext,
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nsWaylandDragContext* aWaylandDragContext,
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gint aX, gint aY, guint aTime);
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void WindowDragLeaveHandler(GtkWidget* aWidget);
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#endif
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class gfxPattern;
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namespace mozilla {
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class TimeStamp;
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class CurrentX11TimeGetter;
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} // namespace mozilla
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class OpaqueRegionState {
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public:
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OpaqueRegionState() : mRect({-1, -1, -1, -1}), mSubtractedCorners(false){};
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bool NeedsUpdate(GdkRectangle& aNewRect, bool aNewSubtractedCorners);
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private:
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GdkRectangle mRect;
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bool mSubtractedCorners;
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};
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class nsWindow final : public nsBaseWidget {
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public:
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typedef mozilla::gfx::DrawTarget DrawTarget;
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typedef mozilla::WidgetEventTime WidgetEventTime;
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typedef mozilla::WidgetKeyboardEvent WidgetKeyboardEvent;
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typedef mozilla::widget::PlatformCompositorWidgetDelegate
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PlatformCompositorWidgetDelegate;
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nsWindow();
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static void ReleaseGlobals();
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NS_INLINE_DECL_REFCOUNTING_INHERITED(nsWindow, nsBaseWidget)
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void CommonCreate(nsIWidget* aParent, bool aListenForResizes);
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virtual nsresult DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
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nsEventStatus& aStatus) override;
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// called when we are destroyed
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virtual void OnDestroy(void) override;
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// called to check and see if a widget's dimensions are sane
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bool AreBoundsSane(void);
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// nsIWidget
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using nsBaseWidget::Create; // for Create signature not overridden here
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virtual MOZ_MUST_USE nsresult Create(nsIWidget* aParent,
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nsNativeWidget aNativeParent,
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const LayoutDeviceIntRect& aRect,
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nsWidgetInitData* aInitData) override;
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virtual void Destroy() override;
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virtual nsIWidget* GetParent() override;
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virtual float GetDPI() override;
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virtual double GetDefaultScaleInternal() override;
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mozilla::DesktopToLayoutDeviceScale GetDesktopToDeviceScale() override;
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mozilla::DesktopToLayoutDeviceScale GetDesktopToDeviceScaleByScreen()
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override;
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virtual void SetParent(nsIWidget* aNewParent) override;
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virtual void SetModal(bool aModal) override;
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virtual bool IsVisible() const override;
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virtual void ConstrainPosition(bool aAllowSlop, int32_t* aX,
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int32_t* aY) override;
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virtual void SetSizeConstraints(const SizeConstraints& aConstraints) override;
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virtual void LockAspectRatio(bool aShouldLock) override;
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virtual void Move(double aX, double aY) override;
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virtual void Show(bool aState) override;
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virtual void Resize(double aWidth, double aHeight, bool aRepaint) override;
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virtual void Resize(double aX, double aY, double aWidth, double aHeight,
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bool aRepaint) override;
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virtual bool IsEnabled() const override;
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void SetZIndex(int32_t aZIndex) override;
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virtual void SetSizeMode(nsSizeMode aMode) override;
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virtual int32_t GetWorkspaceID() override;
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virtual void MoveToWorkspace(int32_t workspaceID) override;
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virtual void Enable(bool aState) override;
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virtual void SetFocus(Raise, mozilla::dom::CallerType aCallerType) override;
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virtual LayoutDeviceIntRect GetScreenBounds() override;
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virtual LayoutDeviceIntRect GetClientBounds() override;
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virtual LayoutDeviceIntSize GetClientSize() override;
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virtual LayoutDeviceIntPoint GetClientOffset() override;
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virtual void SetCursor(nsCursor aDefaultCursor, imgIContainer* aCursor,
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uint32_t aHotspotX, uint32_t aHotspotY) override;
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virtual void Invalidate(const LayoutDeviceIntRect& aRect) override;
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virtual void* GetNativeData(uint32_t aDataType) override;
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virtual nsresult SetTitle(const nsAString& aTitle) override;
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virtual void SetIcon(const nsAString& aIconSpec) override;
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virtual void SetWindowClass(const nsAString& xulWinType) override;
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virtual LayoutDeviceIntPoint WidgetToScreenOffset() override;
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virtual void CaptureMouse(bool aCapture) override;
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virtual void CaptureRollupEvents(nsIRollupListener* aListener,
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bool aDoCapture) override;
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virtual MOZ_MUST_USE nsresult GetAttention(int32_t aCycleCount) override;
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virtual nsresult SetWindowClipRegion(
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const nsTArray<LayoutDeviceIntRect>& aRects,
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bool aIntersectWithExisting) override;
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virtual bool HasPendingInputEvent() override;
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virtual bool PrepareForFullscreenTransition(nsISupports** aData) override;
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virtual void PerformFullscreenTransition(FullscreenTransitionStage aStage,
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uint16_t aDuration,
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nsISupports* aData,
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nsIRunnable* aCallback) override;
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virtual already_AddRefed<nsIScreen> GetWidgetScreen() override;
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virtual nsresult MakeFullScreen(bool aFullScreen,
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nsIScreen* aTargetScreen = nullptr) override;
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virtual void HideWindowChrome(bool aShouldHide) override;
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/**
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* GetLastUserInputTime returns a timestamp for the most recent user input
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* event. This is intended for pointer grab requests (including drags).
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*/
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static guint32 GetLastUserInputTime();
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// utility method, -1 if no change should be made, otherwise returns a
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// value that can be passed to gdk_window_set_decorations
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gint ConvertBorderStyles(nsBorderStyle aStyle);
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GdkRectangle DevicePixelsToGdkRectRoundOut(LayoutDeviceIntRect aRect);
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mozilla::widget::IMContextWrapper* GetIMContext() const { return mIMContext; }
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bool DispatchCommandEvent(nsAtom* aCommand);
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bool DispatchContentCommandEvent(mozilla::EventMessage aMsg);
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// event callbacks
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gboolean OnExposeEvent(cairo_t* cr);
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gboolean OnConfigureEvent(GtkWidget* aWidget, GdkEventConfigure* aEvent);
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void OnContainerUnrealize();
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void OnSizeAllocate(GtkAllocation* aAllocation);
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void OnDeleteEvent();
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void OnEnterNotifyEvent(GdkEventCrossing* aEvent);
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void OnLeaveNotifyEvent(GdkEventCrossing* aEvent);
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void OnMotionNotifyEvent(GdkEventMotion* aEvent);
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void OnButtonPressEvent(GdkEventButton* aEvent);
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void OnButtonReleaseEvent(GdkEventButton* aEvent);
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void OnContainerFocusInEvent(GdkEventFocus* aEvent);
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void OnContainerFocusOutEvent(GdkEventFocus* aEvent);
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gboolean OnKeyPressEvent(GdkEventKey* aEvent);
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gboolean OnKeyReleaseEvent(GdkEventKey* aEvent);
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void OnScrollEvent(GdkEventScroll* aEvent);
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void OnVisibilityNotifyEvent(GdkEventVisibility* aEvent);
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void OnWindowStateEvent(GtkWidget* aWidget, GdkEventWindowState* aEvent);
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void OnDragDataReceivedEvent(GtkWidget* aWidget, GdkDragContext* aDragContext,
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gint aX, gint aY,
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GtkSelectionData* aSelectionData, guint aInfo,
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guint aTime, gpointer aData);
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gboolean OnPropertyNotifyEvent(GtkWidget* aWidget, GdkEventProperty* aEvent);
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#if GTK_CHECK_VERSION(3, 4, 0)
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gboolean OnTouchEvent(GdkEventTouch* aEvent);
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#endif
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virtual already_AddRefed<mozilla::gfx::DrawTarget> StartRemoteDrawingInRegion(
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LayoutDeviceIntRegion& aInvalidRegion,
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mozilla::layers::BufferMode* aBufferMode) override;
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virtual void EndRemoteDrawingInRegion(
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mozilla::gfx::DrawTarget* aDrawTarget,
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const LayoutDeviceIntRegion& aInvalidRegion) override;
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void SetProgress(unsigned long progressPercent);
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#ifdef MOZ_WAYLAND
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void SetEGLNativeWindowSize(const LayoutDeviceIntSize& aEGLWindowSize);
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static nsWindow* GetFocusedWindow();
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#endif
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RefPtr<mozilla::gfx::VsyncSource> GetVsyncSource() override;
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private:
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void UpdateAlpha(mozilla::gfx::SourceSurface* aSourceSurface,
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nsIntRect aBoundsRect);
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void NativeMove();
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void NativeResize();
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void NativeMoveResize();
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void NativeShow(bool aAction);
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void SetHasMappedToplevel(bool aState);
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LayoutDeviceIntSize GetSafeWindowSize(LayoutDeviceIntSize aSize);
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void EnsureGrabs(void);
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void GrabPointer(guint32 aTime);
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void ReleaseGrabs(void);
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void UpdateClientOffsetFromFrameExtents();
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void UpdateClientOffsetFromCSDWindow();
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void DispatchContextMenuEventFromMouseEvent(uint16_t domButton,
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GdkEventButton* aEvent);
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#ifdef MOZ_WAYLAND
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void MaybeResumeCompositor();
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#endif
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void WaylandStartVsync();
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void WaylandStopVsync();
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public:
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void ThemeChanged(void);
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void OnDPIChanged(void);
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void OnCheckResize(void);
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void OnCompositedChanged(void);
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void OnScaleChanged(GtkAllocation* aAllocation);
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#ifdef MOZ_X11
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Window mOldFocusWindow;
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#endif /* MOZ_X11 */
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static guint32 sLastButtonPressTime;
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virtual MOZ_MUST_USE nsresult BeginResizeDrag(mozilla::WidgetGUIEvent* aEvent,
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int32_t aHorizontal,
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int32_t aVertical) override;
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MozContainer* GetMozContainer() { return mContainer; }
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LayoutDeviceIntRect GetMozContainerSize();
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// GetMozContainerWidget returns the MozContainer even for undestroyed
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// descendant windows
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GtkWidget* GetMozContainerWidget();
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GdkWindow* GetGdkWindow() { return mGdkWindow; }
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GtkWidget* GetGtkWidget() { return mShell; }
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nsIFrame* GetFrame();
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bool IsDestroyed() { return mIsDestroyed; }
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bool IsWaylandPopup();
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bool IsPIPWindow() { return mIsPIPWindow; };
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void DispatchDragEvent(mozilla::EventMessage aMsg,
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const LayoutDeviceIntPoint& aRefPoint, guint aTime);
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static void UpdateDragStatus(GdkDragContext* aDragContext,
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nsIDragService* aDragService);
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WidgetEventTime GetWidgetEventTime(guint32 aEventTime);
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mozilla::TimeStamp GetEventTimeStamp(guint32 aEventTime);
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mozilla::CurrentX11TimeGetter* GetCurrentTimeGetter();
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virtual void SetInputContext(const InputContext& aContext,
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const InputContextAction& aAction) override;
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virtual InputContext GetInputContext() override;
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virtual TextEventDispatcherListener* GetNativeTextEventDispatcherListener()
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override;
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void GetEditCommandsRemapped(NativeKeyBindingsType aType,
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const mozilla::WidgetKeyboardEvent& aEvent,
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nsTArray<mozilla::CommandInt>& aCommands,
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uint32_t aGeckoKeyCode, uint32_t aNativeKeyCode);
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virtual bool GetEditCommands(
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NativeKeyBindingsType aType, const mozilla::WidgetKeyboardEvent& aEvent,
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nsTArray<mozilla::CommandInt>& aCommands) override;
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// These methods are for toplevel windows only.
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void ResizeTransparencyBitmap();
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void ApplyTransparencyBitmap();
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void ClearTransparencyBitmap();
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virtual void SetTransparencyMode(nsTransparencyMode aMode) override;
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virtual nsTransparencyMode GetTransparencyMode() override;
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virtual void SetWindowMouseTransparent(bool aIsTransparent) override;
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virtual void UpdateOpaqueRegion(
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const LayoutDeviceIntRegion& aOpaqueRegion) override;
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virtual nsresult ConfigureChildren(
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const nsTArray<Configuration>& aConfigurations) override;
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nsresult UpdateTranslucentWindowAlphaInternal(const nsIntRect& aRect,
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uint8_t* aAlphas,
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int32_t aStride);
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void UpdateTitlebarTransparencyBitmap();
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virtual void ReparentNativeWidget(nsIWidget* aNewParent) override;
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virtual nsresult SynthesizeNativeMouseEvent(LayoutDeviceIntPoint aPoint,
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uint32_t aNativeMessage,
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uint32_t aModifierFlags,
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nsIObserver* aObserver) override;
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virtual nsresult SynthesizeNativeMouseMove(LayoutDeviceIntPoint aPoint,
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nsIObserver* aObserver) override {
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return SynthesizeNativeMouseEvent(aPoint, GDK_MOTION_NOTIFY, 0, aObserver);
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}
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virtual nsresult SynthesizeNativeMouseScrollEvent(
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LayoutDeviceIntPoint aPoint, uint32_t aNativeMessage, double aDeltaX,
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double aDeltaY, double aDeltaZ, uint32_t aModifierFlags,
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uint32_t aAdditionalFlags, nsIObserver* aObserver) override;
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#if GTK_CHECK_VERSION(3, 4, 0)
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virtual nsresult SynthesizeNativeTouchPoint(uint32_t aPointerId,
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TouchPointerState aPointerState,
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LayoutDeviceIntPoint aPoint,
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double aPointerPressure,
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uint32_t aPointerOrientation,
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nsIObserver* aObserver) override;
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#endif
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#ifdef MOZ_X11
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Display* XDisplay() { return mXDisplay; }
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#endif
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#ifdef MOZ_WAYLAND
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wl_display* GetWaylandDisplay();
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wl_surface* GetWaylandSurface();
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bool WaylandSurfaceNeedsClear();
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virtual void CreateCompositorVsyncDispatcher() override;
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#endif
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virtual void GetCompositorWidgetInitData(
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mozilla::widget::CompositorWidgetInitData* aInitData) override;
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virtual nsresult SetNonClientMargins(
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LayoutDeviceIntMargin& aMargins) override;
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void SetDrawsInTitlebar(bool aState) override;
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virtual void UpdateWindowDraggingRegion(
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const LayoutDeviceIntRegion& aRegion) override;
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// HiDPI scale conversion
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gint GdkScaleFactor();
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// To GDK
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gint DevicePixelsToGdkCoordRoundUp(int pixels);
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gint DevicePixelsToGdkCoordRoundDown(int pixels);
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GdkPoint DevicePixelsToGdkPointRoundDown(LayoutDeviceIntPoint point);
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GdkRectangle DevicePixelsToGdkSizeRoundUp(LayoutDeviceIntSize pixelSize);
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// From GDK
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int GdkCoordToDevicePixels(gint coord);
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LayoutDeviceIntPoint GdkPointToDevicePixels(GdkPoint point);
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LayoutDeviceIntPoint GdkEventCoordsToDevicePixels(gdouble x, gdouble y);
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LayoutDeviceIntRect GdkRectToDevicePixels(GdkRectangle rect);
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virtual bool WidgetTypeSupportsAcceleration() override;
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nsresult SetSystemFont(const nsCString& aFontName) override;
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nsresult GetSystemFont(nsCString& aFontName) override;
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nsresult SetPrefersReducedMotionOverrideForTest(bool aValue) final;
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nsresult ResetPrefersReducedMotionOverrideForTest() final;
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typedef enum {
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CSD_SUPPORT_SYSTEM, // CSD including shadows
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CSD_SUPPORT_CLIENT, // CSD without shadows
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CSD_SUPPORT_NONE, // WM does not support CSD at all
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CSD_SUPPORT_UNKNOWN
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} CSDSupportLevel;
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/**
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* Get the support of Client Side Decoration by checking
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* the XDG_CURRENT_DESKTOP environment variable.
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*/
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static CSDSupportLevel GetSystemCSDSupportLevel();
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static bool HideTitlebarByDefault();
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static bool GetTopLevelWindowActiveState(nsIFrame* aFrame);
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static bool TitlebarCanUseShapeMask();
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#ifdef MOZ_WAYLAND
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virtual nsresult GetScreenRect(LayoutDeviceIntRect* aRect) override;
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#endif
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bool IsRemoteContent() { return HasRemoteContent(); }
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static void HideWaylandOpenedPopups();
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void NativeMoveResizeWaylandPopupCB(const GdkRectangle* aFinalSize,
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bool aFlippedX, bool aFlippedY);
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protected:
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virtual ~nsWindow();
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// event handling code
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void DispatchActivateEvent(void);
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void DispatchDeactivateEvent(void);
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void DispatchResized();
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void MaybeDispatchResized();
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virtual void RegisterTouchWindow() override;
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virtual bool CompositorInitiallyPaused() override {
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#ifdef MOZ_WAYLAND
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return mCompositorInitiallyPaused;
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#else
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return false;
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#endif
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}
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nsCOMPtr<nsIWidget> mParent;
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// Is this a toplevel window?
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bool mIsTopLevel;
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// Has this widget been destroyed yet?
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bool mIsDestroyed;
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// Should we send resize events on all resizes?
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bool mListenForResizes;
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// Does WindowResized need to be called on listeners?
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bool mNeedsDispatchResized;
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// This flag tracks if we're hidden or shown.
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bool mIsShown;
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bool mNeedsShow;
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// is this widget enabled?
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bool mEnabled;
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// has the native window for this been created yet?
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bool mCreated;
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#if GTK_CHECK_VERSION(3, 4, 0)
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// whether we handle touch event
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bool mHandleTouchEvent;
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#endif
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// true if this is a drag and drop feedback popup
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bool mIsDragPopup;
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// Can we access X?
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bool mIsX11Display;
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#ifdef MOZ_WAYLAND
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bool mNeedsCompositorResume;
|
|
bool mCompositorInitiallyPaused;
|
|
#endif
|
|
bool mWindowScaleFactorChanged;
|
|
int mWindowScaleFactor;
|
|
bool mIsAccelerated;
|
|
|
|
private:
|
|
void DestroyChildWindows();
|
|
GtkWidget* GetToplevelWidget();
|
|
nsWindow* GetContainerWindow();
|
|
void SetUrgencyHint(GtkWidget* top_window, bool state);
|
|
void SetDefaultIcon(void);
|
|
void SetWindowDecoration(nsBorderStyle aStyle);
|
|
void InitButtonEvent(mozilla::WidgetMouseEvent& aEvent,
|
|
GdkEventButton* aGdkEvent);
|
|
bool CheckForRollup(gdouble aMouseX, gdouble aMouseY, bool aIsWheel,
|
|
bool aAlwaysRollup);
|
|
void CheckForRollupDuringGrab() { CheckForRollup(0, 0, false, true); }
|
|
|
|
bool GetDragInfo(mozilla::WidgetMouseEvent* aMouseEvent, GdkWindow** aWindow,
|
|
gint* aButton, gint* aRootX, gint* aRootY);
|
|
void ClearCachedResources();
|
|
nsIWidgetListener* GetListener();
|
|
|
|
#ifdef MOZ_WAYLAND
|
|
void UpdateTopLevelOpaqueRegionWayland(bool aSubtractCorners);
|
|
#endif
|
|
void UpdateTopLevelOpaqueRegionGtk(bool aSubtractCorners);
|
|
void UpdatePopupOpaqueRegion(const LayoutDeviceIntRegion& aOpaqueRegion);
|
|
|
|
nsWindow* GetTransientForWindowIfPopup();
|
|
bool IsHandlingTouchSequence(GdkEventSequence* aSequence);
|
|
|
|
void ResizeInt(int aX, int aY, int aWidth, int aHeight, bool aMove,
|
|
bool aRepaint);
|
|
void NativeMoveResizeWaylandPopup(GdkPoint* aPosition, GdkRectangle* aSize);
|
|
|
|
GtkTextDirection GetTextDirection();
|
|
|
|
#ifdef MOZ_X11
|
|
typedef enum {GTK_WIDGET_COMPOSIDED_DEFAULT = 0,
|
|
GTK_WIDGET_COMPOSIDED_DISABLED = 1,
|
|
GTK_WIDGET_COMPOSIDED_ENABLED = 2} WindowComposeRequest;
|
|
|
|
void SetCompositorHint(WindowComposeRequest aState);
|
|
#endif
|
|
nsCString mGtkWindowAppName;
|
|
nsCString mGtkWindowRoleName;
|
|
void RefreshWindowClass();
|
|
|
|
GtkWidget* mShell;
|
|
MozContainer* mContainer;
|
|
GdkWindow* mGdkWindow;
|
|
bool mWindowShouldStartDragging = false;
|
|
PlatformCompositorWidgetDelegate* mCompositorWidgetDelegate;
|
|
|
|
uint32_t mHasMappedToplevel : 1, mIsFullyObscured : 1, mRetryPointerGrab : 1;
|
|
nsSizeMode mSizeState;
|
|
float mAspectRatio;
|
|
nsIntPoint mClientOffset;
|
|
|
|
#if GTK_CHECK_VERSION(3, 4, 0)
|
|
// This field omits duplicate scroll events caused by GNOME bug 726878.
|
|
guint32 mLastScrollEventTime;
|
|
|
|
bool mPanInProgress = false;
|
|
|
|
// for touch event handling
|
|
nsRefPtrHashtable<nsPtrHashKey<GdkEventSequence>, mozilla::dom::Touch>
|
|
mTouches;
|
|
#endif
|
|
|
|
#ifdef MOZ_X11
|
|
Display* mXDisplay;
|
|
Window mXWindow;
|
|
Visual* mXVisual;
|
|
int mXDepth;
|
|
mozilla::widget::WindowSurfaceProvider mSurfaceProvider;
|
|
#endif
|
|
#ifdef MOZ_WAYLAND
|
|
RefPtr<mozilla::gfx::VsyncSource> mWaylandVsyncSource;
|
|
#endif
|
|
|
|
// Upper bound on pending ConfigureNotify events to be dispatched to the
|
|
// window. See bug 1225044.
|
|
unsigned int mPendingConfigures;
|
|
|
|
// Window titlebar rendering mode, CSD_SUPPORT_NONE if it's disabled
|
|
// for this window.
|
|
CSDSupportLevel mCSDSupportLevel;
|
|
// Use dedicated GdkWindow for mContainer
|
|
bool mDrawToContainer;
|
|
// If true, draw our own window titlebar.
|
|
bool mDrawInTitlebar;
|
|
// Draw titlebar with :backdrop css state (inactive/unfocused).
|
|
bool mTitlebarBackdropState;
|
|
// Draggable titlebar region maintained by UpdateWindowDraggingRegion
|
|
LayoutDeviceIntRegion mDraggableRegion;
|
|
// It's PictureInPicture window.
|
|
bool mIsPIPWindow;
|
|
|
|
#ifdef ACCESSIBILITY
|
|
RefPtr<mozilla::a11y::Accessible> mRootAccessible;
|
|
|
|
/**
|
|
* Request to create the accessible for this window if it is top level.
|
|
*/
|
|
void CreateRootAccessible();
|
|
|
|
/**
|
|
* Dispatch accessible event for the top level window accessible.
|
|
*
|
|
* @param aEventType [in] the accessible event type to dispatch
|
|
*/
|
|
void DispatchEventToRootAccessible(uint32_t aEventType);
|
|
|
|
/**
|
|
* Dispatch accessible window activate event for the top level window
|
|
* accessible.
|
|
*/
|
|
void DispatchActivateEventAccessible();
|
|
|
|
/**
|
|
* Dispatch accessible window deactivate event for the top level window
|
|
* accessible.
|
|
*/
|
|
void DispatchDeactivateEventAccessible();
|
|
|
|
/**
|
|
* Dispatch accessible window maximize event for the top level window
|
|
* accessible.
|
|
*/
|
|
void DispatchMaximizeEventAccessible();
|
|
|
|
/**
|
|
* Dispatch accessible window minize event for the top level window
|
|
* accessible.
|
|
*/
|
|
void DispatchMinimizeEventAccessible();
|
|
|
|
/**
|
|
* Dispatch accessible window restore event for the top level window
|
|
* accessible.
|
|
*/
|
|
void DispatchRestoreEventAccessible();
|
|
#endif
|
|
|
|
// The cursor cache
|
|
static GdkCursor* gsGtkCursorCache[eCursorCount];
|
|
|
|
// Transparency
|
|
bool mIsTransparent;
|
|
// This bitmap tracks which pixels are transparent. We don't support
|
|
// full translucency at this time; each pixel is either fully opaque
|
|
// or fully transparent.
|
|
gchar* mTransparencyBitmap;
|
|
int32_t mTransparencyBitmapWidth;
|
|
int32_t mTransparencyBitmapHeight;
|
|
// The transparency bitmap is used instead of ARGB visual for toplevel
|
|
// window to draw titlebar.
|
|
bool mTransparencyBitmapForTitlebar;
|
|
|
|
// True when we're on compositing window manager and this
|
|
// window is using visual with alpha channel.
|
|
bool mHasAlphaVisual;
|
|
|
|
// all of our DND stuff
|
|
void InitDragEvent(mozilla::WidgetDragEvent& aEvent);
|
|
|
|
float mLastMotionPressure;
|
|
|
|
// Remember the last sizemode so that we can restore it when
|
|
// leaving fullscreen
|
|
nsSizeMode mLastSizeMode;
|
|
// We can't detect size state changes correctly so set this flag
|
|
// to force update mBounds after a size state change from a configure
|
|
// event.
|
|
bool mBoundsAreValid;
|
|
|
|
// Used to track opaque region changes for toplevel windows.
|
|
OpaqueRegionState mToplevelOpaqueRegionState;
|
|
|
|
static bool DragInProgress(void);
|
|
|
|
void DispatchMissedButtonReleases(GdkEventCrossing* aGdkEvent);
|
|
|
|
// nsBaseWidget
|
|
virtual LayerManager* GetLayerManager(
|
|
PLayerTransactionChild* aShadowManager = nullptr,
|
|
LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
|
|
LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT) override;
|
|
|
|
void SetCompositorWidgetDelegate(CompositorWidgetDelegate* delegate) override;
|
|
|
|
void CleanLayerManagerRecursive();
|
|
|
|
virtual int32_t RoundsWidgetCoordinatesTo() override;
|
|
|
|
void UpdateMozWindowActive();
|
|
|
|
void ForceTitlebarRedraw();
|
|
|
|
void SetPopupWindowDecoration(bool aShowOnTaskbar);
|
|
|
|
void ApplySizeConstraints(void);
|
|
|
|
bool IsMainMenuWindow();
|
|
GtkWidget* ConfigureWaylandPopupWindows();
|
|
void PauseRemoteRenderer();
|
|
void HideWaylandWindow();
|
|
void HideWaylandTooltips();
|
|
void HideWaylandPopupAndAllChildren();
|
|
void CleanupWaylandPopups();
|
|
GtkWindow* GetCurrentTopmostWindow();
|
|
GtkWindow* GetCurrentWindow();
|
|
GtkWindow* GetTopmostWindow();
|
|
bool IsWidgetOverflowWindow();
|
|
|
|
/**
|
|
* |mIMContext| takes all IME related stuff.
|
|
*
|
|
* This is owned by the top-level nsWindow or the topmost child
|
|
* nsWindow embedded in a non-Gecko widget.
|
|
*
|
|
* The instance is created when the top level widget is created. And when
|
|
* the widget is destroyed, it's released. All child windows refer its
|
|
* ancestor widget's instance. So, one set of IM contexts is created for
|
|
* all windows in a hierarchy. If the children are released after the top
|
|
* level window is released, the children still have a valid pointer,
|
|
* however, IME doesn't work at that time.
|
|
*/
|
|
RefPtr<mozilla::widget::IMContextWrapper> mIMContext;
|
|
|
|
mozilla::UniquePtr<mozilla::CurrentX11TimeGetter> mCurrentTimeGetter;
|
|
static CSDSupportLevel sCSDSupportLevel;
|
|
};
|
|
|
|
#endif /* __nsWindow_h__ */
|