mirror of
https://github.com/mozilla/gecko-dev.git
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255 lines
9.7 KiB
C++
255 lines
9.7 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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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 "nsBaseWidget.h"
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#include "gfxPoint.h"
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#include "nsIIdleServiceInternal.h"
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#include "nsTArray.h"
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#include "AndroidJavaWrappers.h"
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#include "GeneratedJNIWrappers.h"
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#include "mozilla/EventForwards.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/TextRange.h"
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struct ANPEvent;
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namespace mozilla {
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class AndroidGeckoEvent;
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namespace layers {
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class CompositorParent;
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class CompositorChild;
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class LayerManager;
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class APZCTreeManager;
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}
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}
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class nsWindow :
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public nsBaseWidget
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{
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private:
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virtual ~nsWindow();
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public:
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using nsBaseWidget::GetLayerManager;
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nsWindow();
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NS_DECL_ISUPPORTS_INHERITED
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static void OnGlobalAndroidEvent(mozilla::AndroidGeckoEvent *ae);
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static gfxIntSize GetAndroidScreenBounds();
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static nsWindow* TopWindow();
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nsWindow* FindWindowForPoint(const nsIntPoint& pt);
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void OnContextmenuEvent(mozilla::AndroidGeckoEvent *ae);
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bool OnMultitouchEvent(mozilla::AndroidGeckoEvent *ae);
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void OnNativeGestureEvent(mozilla::AndroidGeckoEvent *ae);
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void OnMouseEvent(mozilla::AndroidGeckoEvent *ae);
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void OnKeyEvent(mozilla::AndroidGeckoEvent *ae);
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void OnIMEEvent(mozilla::AndroidGeckoEvent *ae);
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void OnSizeChanged(const gfxIntSize& aSize);
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void InitEvent(mozilla::WidgetGUIEvent& event, nsIntPoint* aPoint = 0);
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//
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// nsIWidget
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//
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NS_IMETHOD Create(nsIWidget *aParent,
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nsNativeWidget aNativeParent,
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const nsIntRect &aRect,
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nsDeviceContext *aContext,
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nsWidgetInitData *aInitData);
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NS_IMETHOD Destroy(void);
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NS_IMETHOD ConfigureChildren(const nsTArray<nsIWidget::Configuration>&);
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NS_IMETHOD SetParent(nsIWidget* aNewParent);
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virtual nsIWidget *GetParent(void);
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virtual float GetDPI();
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virtual double GetDefaultScaleInternal();
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NS_IMETHOD Show(bool aState);
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NS_IMETHOD SetModal(bool aModal);
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virtual bool IsVisible() const;
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NS_IMETHOD ConstrainPosition(bool aAllowSlop,
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int32_t *aX,
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int32_t *aY);
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NS_IMETHOD Move(double aX,
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double aY);
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NS_IMETHOD Resize(double aWidth,
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double aHeight,
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bool aRepaint);
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NS_IMETHOD Resize(double aX,
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double aY,
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double aWidth,
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double aHeight,
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bool aRepaint);
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void SetZIndex(int32_t aZIndex);
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NS_IMETHOD PlaceBehind(nsTopLevelWidgetZPlacement aPlacement,
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nsIWidget *aWidget,
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bool aActivate);
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NS_IMETHOD SetSizeMode(int32_t aMode);
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NS_IMETHOD Enable(bool aState);
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virtual bool IsEnabled() const;
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NS_IMETHOD Invalidate(const nsIntRect &aRect);
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NS_IMETHOD SetFocus(bool aRaise = false);
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NS_IMETHOD GetScreenBounds(nsIntRect &aRect);
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virtual nsIntPoint WidgetToScreenOffset();
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NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
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nsEventStatus& aStatus);
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nsEventStatus DispatchEvent(mozilla::WidgetGUIEvent* aEvent);
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NS_IMETHOD MakeFullScreen(bool aFullScreen);
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NS_IMETHOD SetWindowClass(const nsAString& xulWinType);
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NS_IMETHOD SetCursor(nsCursor aCursor) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHOD SetCursor(imgIContainer* aCursor,
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uint32_t aHotspotX,
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uint32_t aHotspotY) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHOD SetHasTransparentBackground(bool aTransparent) { return NS_OK; }
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NS_IMETHOD GetHasTransparentBackground(bool& aTransparent) { aTransparent = false; return NS_OK; }
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NS_IMETHOD HideWindowChrome(bool aShouldHide) { return NS_ERROR_NOT_IMPLEMENTED; }
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virtual void* GetNativeData(uint32_t aDataType);
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NS_IMETHOD SetTitle(const nsAString& aTitle) { return NS_OK; }
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NS_IMETHOD SetIcon(const nsAString& aIconSpec) { return NS_OK; }
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NS_IMETHOD EnableDragDrop(bool aEnable) { return NS_OK; }
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NS_IMETHOD CaptureMouse(bool aCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
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bool aDoCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHOD GetAttention(int32_t aCycleCount) { return NS_ERROR_NOT_IMPLEMENTED; }
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NS_IMETHOD BeginResizeDrag(mozilla::WidgetGUIEvent* aEvent,
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int32_t aHorizontal,
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int32_t aVertical)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHOD NotifyIME(const IMENotification& aIMENotification) MOZ_OVERRIDE;
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NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
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const InputContextAction& aAction);
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NS_IMETHOD_(InputContext) GetInputContext();
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nsresult NotifyIMEOfTextChange(const IMENotification& aIMENotification);
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virtual nsIMEUpdatePreference GetIMEUpdatePreference();
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LayerManager* GetLayerManager (PLayerTransactionChild* aShadowManager = nullptr,
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LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
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LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
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bool* aAllowRetaining = nullptr);
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NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
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virtual bool NeedsPaint();
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virtual void DrawWindowUnderlay(LayerManagerComposite* aManager, nsIntRect aRect);
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virtual void DrawWindowOverlay(LayerManagerComposite* aManager, nsIntRect aRect);
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virtual mozilla::layers::CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight) MOZ_OVERRIDE;
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static void SetCompositor(mozilla::layers::LayerManager* aLayerManager,
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mozilla::layers::CompositorParent* aCompositorParent,
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mozilla::layers::CompositorChild* aCompositorChild);
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static void ScheduleComposite();
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static void ScheduleResumeComposition(int width, int height);
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static void ForceIsFirstPaint();
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static float ComputeRenderIntegrity();
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static mozilla::layers::APZCTreeManager* GetAPZCTreeManager();
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/* RootLayerTreeId() can only be called when GetAPZCTreeManager() returns non-null */
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static uint64_t RootLayerTreeId();
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virtual bool WidgetPaintsBackground();
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protected:
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void BringToFront();
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nsWindow *FindTopLevel();
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bool IsTopLevel();
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void RemoveIMEComposition();
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void PostFlushIMEChanges();
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void FlushIMEChanges();
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// Call this function when the users activity is the direct cause of an
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// event (like a keypress or mouse click).
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void UserActivity();
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bool mIsVisible;
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nsTArray<nsWindow*> mChildren;
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nsWindow* mParent;
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nsWindow* mFocus;
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double mStartDist;
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double mLastDist;
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nsCOMPtr<nsIIdleServiceInternal> mIdleService;
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bool mIMEComposing;
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int32_t mIMEComposingStart;
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nsString mIMEComposingText;
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bool mIMEMaskSelectionUpdate, mIMEMaskTextUpdate;
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int32_t mIMEMaskEventsCount; // Mask events when > 0
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nsRefPtr<mozilla::TextRangeArray> mIMERanges;
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bool mIMEUpdatingContext;
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nsAutoTArray<mozilla::AndroidGeckoEvent, 8> mIMEKeyEvents;
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struct IMEChange {
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int32_t mStart, mOldEnd, mNewEnd;
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IMEChange() :
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mStart(-1), mOldEnd(-1), mNewEnd(-1)
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{
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}
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IMEChange(const IMENotification& aIMENotification)
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: mStart(aIMENotification.mTextChangeData.mStartOffset)
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, mOldEnd(aIMENotification.mTextChangeData.mOldEndOffset)
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, mNewEnd(aIMENotification.mTextChangeData.mNewEndOffset)
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{
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MOZ_ASSERT(aIMENotification.mMessage ==
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mozilla::widget::NOTIFY_IME_OF_TEXT_CHANGE,
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"IMEChange initialized with wrong notification");
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MOZ_ASSERT(aIMENotification.mTextChangeData.IsInInt32Range(),
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"The text change notification is out of range");
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}
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bool IsEmpty()
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{
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return mStart < 0;
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}
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};
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nsAutoTArray<IMEChange, 4> mIMETextChanges;
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bool mIMESelectionChanged;
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InputContext mInputContext;
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static void DumpWindows();
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static void DumpWindows(const nsTArray<nsWindow*>& wins, int indent = 0);
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static void LogWindow(nsWindow *win, int index, int indent);
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private:
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void InitKeyEvent(mozilla::WidgetKeyboardEvent& event,
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mozilla::AndroidGeckoEvent& key,
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ANPEvent* pluginEvent);
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void DispatchMotionEvent(mozilla::WidgetInputEvent &event,
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mozilla::AndroidGeckoEvent *ae,
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const nsIntPoint &refPoint);
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void DispatchGestureEvent(uint32_t msg, uint32_t direction, double delta,
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const nsIntPoint &refPoint, uint64_t time);
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void HandleSpecialKey(mozilla::AndroidGeckoEvent *ae);
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void CreateLayerManager(int aCompositorWidth, int aCompositorHeight);
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void RedrawAll();
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mozilla::AndroidLayerRendererFrame mLayerRendererFrame;
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static mozilla::StaticRefPtr<mozilla::layers::APZCTreeManager> sApzcTreeManager;
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static mozilla::StaticRefPtr<mozilla::layers::LayerManager> sLayerManager;
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static mozilla::StaticRefPtr<mozilla::layers::CompositorParent> sCompositorParent;
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static mozilla::StaticRefPtr<mozilla::layers::CompositorChild> sCompositorChild;
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static bool sCompositorPaused;
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};
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#endif /* NSWINDOW_H_ */
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