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widget/android/nsWindow.h@b8a032363ba2 (annotated)

widget/android/nsWindow.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0 2 * This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #ifndef NSWINDOW_H_
michael@0 7 #define NSWINDOW_H_
michael@0 8
michael@0 9 #include "nsBaseWidget.h"
michael@0 10 #include "gfxPoint.h"
michael@0 11 #include "nsIIdleServiceInternal.h"
michael@0 12 #include "nsTArray.h"
michael@0 13 #include "AndroidJavaWrappers.h"
michael@0 14 #include "GeneratedJNIWrappers.h"
michael@0 15 #include "mozilla/EventForwards.h"
michael@0 16 #include "mozilla/StaticPtr.h"
michael@0 17 #include "mozilla/TextRange.h"
michael@0 18
michael@0 19 class gfxASurface;
michael@0 20
michael@0 21 struct ANPEvent;
michael@0 22
michael@0 23 namespace mozilla {
michael@0 24 class AndroidGeckoEvent;
michael@0 25
michael@0 26 namespace layers {
michael@0 27 class CompositorParent;
michael@0 28 class CompositorChild;
michael@0 29 class LayerManager;
michael@0 30 class APZCTreeManager;
michael@0 31 }
michael@0 32 }
michael@0 33
michael@0 34 class nsWindow :
michael@0 35 public nsBaseWidget
michael@0 36 {
michael@0 37 public:
michael@0 38 using nsBaseWidget::GetLayerManager;
michael@0 39
michael@0 40 nsWindow();
michael@0 41 virtual ~nsWindow();
michael@0 42
michael@0 43 NS_DECL_ISUPPORTS_INHERITED
michael@0 44
michael@0 45 static void OnGlobalAndroidEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 46 static gfxIntSize GetAndroidScreenBounds();
michael@0 47 static nsWindow* TopWindow();
michael@0 48
michael@0 49 nsWindow* FindWindowForPoint(const nsIntPoint& pt);
michael@0 50
michael@0 51 void OnAndroidEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 52 void OnDraw(mozilla::AndroidGeckoEvent *ae);
michael@0 53 bool OnMultitouchEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 54 void OnNativeGestureEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 55 void OnMouseEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 56 void OnKeyEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 57 void OnIMEEvent(mozilla::AndroidGeckoEvent *ae);
michael@0 58
michael@0 59 void OnSizeChanged(const gfxIntSize& aSize);
michael@0 60
michael@0 61 void InitEvent(mozilla::WidgetGUIEvent& event, nsIntPoint* aPoint = 0);
michael@0 62
michael@0 63 //
michael@0 64 // nsIWidget
michael@0 65 //
michael@0 66
michael@0 67 NS_IMETHOD Create(nsIWidget *aParent,
michael@0 68 nsNativeWidget aNativeParent,
michael@0 69 const nsIntRect &aRect,
michael@0 70 nsDeviceContext *aContext,
michael@0 71 nsWidgetInitData *aInitData);
michael@0 72 NS_IMETHOD Destroy(void);
michael@0 73 NS_IMETHOD ConfigureChildren(const nsTArray<nsIWidget::Configuration>&);
michael@0 74 NS_IMETHOD SetParent(nsIWidget* aNewParent);
michael@0 75 virtual nsIWidget *GetParent(void);
michael@0 76 virtual float GetDPI();
michael@0 77 virtual double GetDefaultScaleInternal();
michael@0 78 NS_IMETHOD Show(bool aState);
michael@0 79 NS_IMETHOD SetModal(bool aModal);
michael@0 80 virtual bool IsVisible() const;
michael@0 81 NS_IMETHOD ConstrainPosition(bool aAllowSlop,
michael@0 82 int32_t *aX,
michael@0 83 int32_t *aY);
michael@0 84 NS_IMETHOD Move(double aX,
michael@0 85 double aY);
michael@0 86 NS_IMETHOD Resize(double aWidth,
michael@0 87 double aHeight,
michael@0 88 bool aRepaint);
michael@0 89 NS_IMETHOD Resize(double aX,
michael@0 90 double aY,
michael@0 91 double aWidth,
michael@0 92 double aHeight,
michael@0 93 bool aRepaint);
michael@0 94 void SetZIndex(int32_t aZIndex);
michael@0 95 NS_IMETHOD PlaceBehind(nsTopLevelWidgetZPlacement aPlacement,
michael@0 96 nsIWidget *aWidget,
michael@0 97 bool aActivate);
michael@0 98 NS_IMETHOD SetSizeMode(int32_t aMode);
michael@0 99 NS_IMETHOD Enable(bool aState);
michael@0 100 virtual bool IsEnabled() const;
michael@0 101 NS_IMETHOD Invalidate(const nsIntRect &aRect);
michael@0 102 NS_IMETHOD SetFocus(bool aRaise = false);
michael@0 103 NS_IMETHOD GetScreenBounds(nsIntRect &aRect);
michael@0 104 virtual nsIntPoint WidgetToScreenOffset();
michael@0 105 NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
michael@0 106 nsEventStatus& aStatus);
michael@0 107 nsEventStatus DispatchEvent(mozilla::WidgetGUIEvent* aEvent);
michael@0 108 NS_IMETHOD MakeFullScreen(bool aFullScreen);
michael@0 109 NS_IMETHOD SetWindowClass(const nsAString& xulWinType);
michael@0 110
michael@0 111
michael@0 112
michael@0 113 NS_IMETHOD SetCursor(nsCursor aCursor) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 114 NS_IMETHOD SetCursor(imgIContainer* aCursor,
michael@0 115 uint32_t aHotspotX,
michael@0 116 uint32_t aHotspotY) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 117 NS_IMETHOD SetHasTransparentBackground(bool aTransparent) { return NS_OK; }
michael@0 118 NS_IMETHOD GetHasTransparentBackground(bool& aTransparent) { aTransparent = false; return NS_OK; }
michael@0 119 NS_IMETHOD HideWindowChrome(bool aShouldHide) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 120 virtual void* GetNativeData(uint32_t aDataType);
michael@0 121 NS_IMETHOD SetTitle(const nsAString& aTitle) { return NS_OK; }
michael@0 122 NS_IMETHOD SetIcon(const nsAString& aIconSpec) { return NS_OK; }
michael@0 123 NS_IMETHOD EnableDragDrop(bool aEnable) { return NS_OK; }
michael@0 124 NS_IMETHOD CaptureMouse(bool aCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 125 NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
michael@0 126 bool aDoCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 127
michael@0 128 NS_IMETHOD GetAttention(int32_t aCycleCount) { return NS_ERROR_NOT_IMPLEMENTED; }
michael@0 129 NS_IMETHOD BeginResizeDrag(mozilla::WidgetGUIEvent* aEvent,
michael@0 130 int32_t aHorizontal,
michael@0 131 int32_t aVertical)
michael@0 132 {
michael@0 133 return NS_ERROR_NOT_IMPLEMENTED;
michael@0 134 }
michael@0 135
michael@0 136 NS_IMETHOD NotifyIME(const IMENotification& aIMENotification) MOZ_OVERRIDE;
michael@0 137 NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
michael@0 138 const InputContextAction& aAction);
michael@0 139 NS_IMETHOD_(InputContext) GetInputContext();
michael@0 140
michael@0 141 nsresult NotifyIMEOfTextChange(const IMENotification& aIMENotification);
michael@0 142 virtual nsIMEUpdatePreference GetIMEUpdatePreference();
michael@0 143
michael@0 144 LayerManager* GetLayerManager (PLayerTransactionChild* aShadowManager = nullptr,
michael@0 145 LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
michael@0 146 LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
michael@0 147 bool* aAllowRetaining = nullptr);
michael@0 148
michael@0 149 NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
michael@0 150
michael@0 151 virtual bool NeedsPaint();
michael@0 152 virtual void DrawWindowUnderlay(LayerManagerComposite* aManager, nsIntRect aRect);
michael@0 153 virtual void DrawWindowOverlay(LayerManagerComposite* aManager, nsIntRect aRect);
michael@0 154
michael@0 155 virtual mozilla::layers::CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight) MOZ_OVERRIDE;
michael@0 156
michael@0 157 static void SetCompositor(mozilla::layers::LayerManager* aLayerManager,
michael@0 158 mozilla::layers::CompositorParent* aCompositorParent,
michael@0 159 mozilla::layers::CompositorChild* aCompositorChild);
michael@0 160 static void ScheduleComposite();
michael@0 161 static void ScheduleResumeComposition(int width, int height);
michael@0 162 static void ForceIsFirstPaint();
michael@0 163 static float ComputeRenderIntegrity();
michael@0 164 static mozilla::layers::APZCTreeManager* GetAPZCTreeManager();
michael@0 165 /* RootLayerTreeId() can only be called when GetAPZCTreeManager() returns non-null */
michael@0 166 static uint64_t RootLayerTreeId();
michael@0 167
michael@0 168 virtual bool WidgetPaintsBackground();
michael@0 169
michael@0 170 protected:
michael@0 171 void BringToFront();
michael@0 172 nsWindow *FindTopLevel();
michael@0 173 bool DrawTo(gfxASurface *targetSurface);
michael@0 174 bool DrawTo(gfxASurface *targetSurface, const nsIntRect &aRect);
michael@0 175 bool IsTopLevel();
michael@0 176 void RemoveIMEComposition();
michael@0 177 void PostFlushIMEChanges();
michael@0 178 void FlushIMEChanges();
michael@0 179
michael@0 180 // Call this function when the users activity is the direct cause of an
michael@0 181 // event (like a keypress or mouse click).
michael@0 182 void UserActivity();
michael@0 183
michael@0 184 bool mIsVisible;
michael@0 185 nsTArray<nsWindow*> mChildren;
michael@0 186 nsWindow* mParent;
michael@0 187 nsWindow* mFocus;
michael@0 188
michael@0 189 double mStartDist;
michael@0 190 double mLastDist;
michael@0 191
michael@0 192 nsCOMPtr<nsIIdleServiceInternal> mIdleService;
michael@0 193
michael@0 194 bool mIMEComposing;
michael@0 195 bool mIMEMaskSelectionUpdate, mIMEMaskTextUpdate;
michael@0 196 int32_t mIMEMaskEventsCount; // Mask events when > 0
michael@0 197 nsString mIMEComposingText;
michael@0 198 nsRefPtr<mozilla::TextRangeArray> mIMERanges;
michael@0 199 bool mIMEUpdatingContext;
michael@0 200 nsAutoTArray<mozilla::AndroidGeckoEvent, 8> mIMEKeyEvents;
michael@0 201
michael@0 202 struct IMEChange {
michael@0 203 int32_t mStart, mOldEnd, mNewEnd;
michael@0 204
michael@0 205 IMEChange() :
michael@0 206 mStart(-1), mOldEnd(-1), mNewEnd(-1)
michael@0 207 {
michael@0 208 }
michael@0 209 IMEChange(const IMENotification& aIMENotification)
michael@0 210 : mStart(aIMENotification.mTextChangeData.mStartOffset)
michael@0 211 , mOldEnd(aIMENotification.mTextChangeData.mOldEndOffset)
michael@0 212 , mNewEnd(aIMENotification.mTextChangeData.mNewEndOffset)
michael@0 213 {
michael@0 214 MOZ_ASSERT(aIMENotification.mMessage ==
michael@0 215 mozilla::widget::NOTIFY_IME_OF_TEXT_CHANGE,
michael@0 216 "IMEChange initialized with wrong notification");
michael@0 217 MOZ_ASSERT(aIMENotification.mTextChangeData.IsInInt32Range(),
michael@0 218 "The text change notification is out of range");
michael@0 219 }
michael@0 220 bool IsEmpty()
michael@0 221 {
michael@0 222 return mStart < 0;
michael@0 223 }
michael@0 224 };
michael@0 225 nsAutoTArray<IMEChange, 4> mIMETextChanges;
michael@0 226 bool mIMESelectionChanged;
michael@0 227
michael@0 228 InputContext mInputContext;
michael@0 229
michael@0 230 static void DumpWindows();
michael@0 231 static void DumpWindows(const nsTArray<nsWindow*>& wins, int indent = 0);
michael@0 232 static void LogWindow(nsWindow *win, int index, int indent);
michael@0 233
michael@0 234 private:
michael@0 235 void InitKeyEvent(mozilla::WidgetKeyboardEvent& event,
michael@0 236 mozilla::AndroidGeckoEvent& key,
michael@0 237 ANPEvent* pluginEvent);
michael@0 238 void DispatchMotionEvent(mozilla::WidgetInputEvent &event,
michael@0 239 mozilla::AndroidGeckoEvent *ae,
michael@0 240 const nsIntPoint &refPoint);
michael@0 241 void DispatchGestureEvent(uint32_t msg, uint32_t direction, double delta,
michael@0 242 const nsIntPoint &refPoint, uint64_t time);
michael@0 243 void HandleSpecialKey(mozilla::AndroidGeckoEvent *ae);
michael@0 244 void CreateLayerManager(int aCompositorWidth, int aCompositorHeight);
michael@0 245 void RedrawAll();
michael@0 246
michael@0 247 mozilla::AndroidLayerRendererFrame mLayerRendererFrame;
michael@0 248
michael@0 249 static mozilla::StaticRefPtr<mozilla::layers::APZCTreeManager> sApzcTreeManager;
michael@0 250 static mozilla::StaticRefPtr<mozilla::layers::LayerManager> sLayerManager;
michael@0 251 static mozilla::StaticRefPtr<mozilla::layers::CompositorParent> sCompositorParent;
michael@0 252 static mozilla::StaticRefPtr<mozilla::layers::CompositorChild> sCompositorChild;
michael@0 253 static bool sCompositorPaused;
michael@0 254 };
michael@0 255
michael@0 256 #endif /* NSWINDOW_H_ */

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