1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/widget/android/nsWindow.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,256 @@
1.4 +/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef NSWINDOW_H_
1.10 +#define NSWINDOW_H_
1.11 +
1.12 +#include "nsBaseWidget.h"
1.13 +#include "gfxPoint.h"
1.14 +#include "nsIIdleServiceInternal.h"
1.15 +#include "nsTArray.h"
1.16 +#include "AndroidJavaWrappers.h"
1.17 +#include "GeneratedJNIWrappers.h"
1.18 +#include "mozilla/EventForwards.h"
1.19 +#include "mozilla/StaticPtr.h"
1.20 +#include "mozilla/TextRange.h"
1.21 +
1.22 +class gfxASurface;
1.23 +
1.24 +struct ANPEvent;
1.25 +
1.26 +namespace mozilla {
1.27 + class AndroidGeckoEvent;
1.28 +
1.29 + namespace layers {
1.30 + class CompositorParent;
1.31 + class CompositorChild;
1.32 + class LayerManager;
1.33 + class APZCTreeManager;
1.34 + }
1.35 +}
1.36 +
1.37 +class nsWindow :
1.38 + public nsBaseWidget
1.39 +{
1.40 +public:
1.41 + using nsBaseWidget::GetLayerManager;
1.42 +
1.43 + nsWindow();
1.44 + virtual ~nsWindow();
1.45 +
1.46 + NS_DECL_ISUPPORTS_INHERITED
1.47 +
1.48 + static void OnGlobalAndroidEvent(mozilla::AndroidGeckoEvent *ae);
1.49 + static gfxIntSize GetAndroidScreenBounds();
1.50 + static nsWindow* TopWindow();
1.51 +
1.52 + nsWindow* FindWindowForPoint(const nsIntPoint& pt);
1.53 +
1.54 + void OnAndroidEvent(mozilla::AndroidGeckoEvent *ae);
1.55 + void OnDraw(mozilla::AndroidGeckoEvent *ae);
1.56 + bool OnMultitouchEvent(mozilla::AndroidGeckoEvent *ae);
1.57 + void OnNativeGestureEvent(mozilla::AndroidGeckoEvent *ae);
1.58 + void OnMouseEvent(mozilla::AndroidGeckoEvent *ae);
1.59 + void OnKeyEvent(mozilla::AndroidGeckoEvent *ae);
1.60 + void OnIMEEvent(mozilla::AndroidGeckoEvent *ae);
1.61 +
1.62 + void OnSizeChanged(const gfxIntSize& aSize);
1.63 +
1.64 + void InitEvent(mozilla::WidgetGUIEvent& event, nsIntPoint* aPoint = 0);
1.65 +
1.66 + //
1.67 + // nsIWidget
1.68 + //
1.69 +
1.70 + NS_IMETHOD Create(nsIWidget *aParent,
1.71 + nsNativeWidget aNativeParent,
1.72 + const nsIntRect &aRect,
1.73 + nsDeviceContext *aContext,
1.74 + nsWidgetInitData *aInitData);
1.75 + NS_IMETHOD Destroy(void);
1.76 + NS_IMETHOD ConfigureChildren(const nsTArray<nsIWidget::Configuration>&);
1.77 + NS_IMETHOD SetParent(nsIWidget* aNewParent);
1.78 + virtual nsIWidget *GetParent(void);
1.79 + virtual float GetDPI();
1.80 + virtual double GetDefaultScaleInternal();
1.81 + NS_IMETHOD Show(bool aState);
1.82 + NS_IMETHOD SetModal(bool aModal);
1.83 + virtual bool IsVisible() const;
1.84 + NS_IMETHOD ConstrainPosition(bool aAllowSlop,
1.85 + int32_t *aX,
1.86 + int32_t *aY);
1.87 + NS_IMETHOD Move(double aX,
1.88 + double aY);
1.89 + NS_IMETHOD Resize(double aWidth,
1.90 + double aHeight,
1.91 + bool aRepaint);
1.92 + NS_IMETHOD Resize(double aX,
1.93 + double aY,
1.94 + double aWidth,
1.95 + double aHeight,
1.96 + bool aRepaint);
1.97 + void SetZIndex(int32_t aZIndex);
1.98 + NS_IMETHOD PlaceBehind(nsTopLevelWidgetZPlacement aPlacement,
1.99 + nsIWidget *aWidget,
1.100 + bool aActivate);
1.101 + NS_IMETHOD SetSizeMode(int32_t aMode);
1.102 + NS_IMETHOD Enable(bool aState);
1.103 + virtual bool IsEnabled() const;
1.104 + NS_IMETHOD Invalidate(const nsIntRect &aRect);
1.105 + NS_IMETHOD SetFocus(bool aRaise = false);
1.106 + NS_IMETHOD GetScreenBounds(nsIntRect &aRect);
1.107 + virtual nsIntPoint WidgetToScreenOffset();
1.108 + NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
1.109 + nsEventStatus& aStatus);
1.110 + nsEventStatus DispatchEvent(mozilla::WidgetGUIEvent* aEvent);
1.111 + NS_IMETHOD MakeFullScreen(bool aFullScreen);
1.112 + NS_IMETHOD SetWindowClass(const nsAString& xulWinType);
1.113 +
1.114 +
1.115 +
1.116 + NS_IMETHOD SetCursor(nsCursor aCursor) { return NS_ERROR_NOT_IMPLEMENTED; }
1.117 + NS_IMETHOD SetCursor(imgIContainer* aCursor,
1.118 + uint32_t aHotspotX,
1.119 + uint32_t aHotspotY) { return NS_ERROR_NOT_IMPLEMENTED; }
1.120 + NS_IMETHOD SetHasTransparentBackground(bool aTransparent) { return NS_OK; }
1.121 + NS_IMETHOD GetHasTransparentBackground(bool& aTransparent) { aTransparent = false; return NS_OK; }
1.122 + NS_IMETHOD HideWindowChrome(bool aShouldHide) { return NS_ERROR_NOT_IMPLEMENTED; }
1.123 + virtual void* GetNativeData(uint32_t aDataType);
1.124 + NS_IMETHOD SetTitle(const nsAString& aTitle) { return NS_OK; }
1.125 + NS_IMETHOD SetIcon(const nsAString& aIconSpec) { return NS_OK; }
1.126 + NS_IMETHOD EnableDragDrop(bool aEnable) { return NS_OK; }
1.127 + NS_IMETHOD CaptureMouse(bool aCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
1.128 + NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
1.129 + bool aDoCapture) { return NS_ERROR_NOT_IMPLEMENTED; }
1.130 +
1.131 + NS_IMETHOD GetAttention(int32_t aCycleCount) { return NS_ERROR_NOT_IMPLEMENTED; }
1.132 + NS_IMETHOD BeginResizeDrag(mozilla::WidgetGUIEvent* aEvent,
1.133 + int32_t aHorizontal,
1.134 + int32_t aVertical)
1.135 + {
1.136 + return NS_ERROR_NOT_IMPLEMENTED;
1.137 + }
1.138 +
1.139 + NS_IMETHOD NotifyIME(const IMENotification& aIMENotification) MOZ_OVERRIDE;
1.140 + NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
1.141 + const InputContextAction& aAction);
1.142 + NS_IMETHOD_(InputContext) GetInputContext();
1.143 +
1.144 + nsresult NotifyIMEOfTextChange(const IMENotification& aIMENotification);
1.145 + virtual nsIMEUpdatePreference GetIMEUpdatePreference();
1.146 +
1.147 + LayerManager* GetLayerManager (PLayerTransactionChild* aShadowManager = nullptr,
1.148 + LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
1.149 + LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
1.150 + bool* aAllowRetaining = nullptr);
1.151 +
1.152 + NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
1.153 +
1.154 + virtual bool NeedsPaint();
1.155 + virtual void DrawWindowUnderlay(LayerManagerComposite* aManager, nsIntRect aRect);
1.156 + virtual void DrawWindowOverlay(LayerManagerComposite* aManager, nsIntRect aRect);
1.157 +
1.158 + virtual mozilla::layers::CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight) MOZ_OVERRIDE;
1.159 +
1.160 + static void SetCompositor(mozilla::layers::LayerManager* aLayerManager,
1.161 + mozilla::layers::CompositorParent* aCompositorParent,
1.162 + mozilla::layers::CompositorChild* aCompositorChild);
1.163 + static void ScheduleComposite();
1.164 + static void ScheduleResumeComposition(int width, int height);
1.165 + static void ForceIsFirstPaint();
1.166 + static float ComputeRenderIntegrity();
1.167 + static mozilla::layers::APZCTreeManager* GetAPZCTreeManager();
1.168 + /* RootLayerTreeId() can only be called when GetAPZCTreeManager() returns non-null */
1.169 + static uint64_t RootLayerTreeId();
1.170 +
1.171 + virtual bool WidgetPaintsBackground();
1.172 +
1.173 +protected:
1.174 + void BringToFront();
1.175 + nsWindow *FindTopLevel();
1.176 + bool DrawTo(gfxASurface *targetSurface);
1.177 + bool DrawTo(gfxASurface *targetSurface, const nsIntRect &aRect);
1.178 + bool IsTopLevel();
1.179 + void RemoveIMEComposition();
1.180 + void PostFlushIMEChanges();
1.181 + void FlushIMEChanges();
1.182 +
1.183 + // Call this function when the users activity is the direct cause of an
1.184 + // event (like a keypress or mouse click).
1.185 + void UserActivity();
1.186 +
1.187 + bool mIsVisible;
1.188 + nsTArray<nsWindow*> mChildren;
1.189 + nsWindow* mParent;
1.190 + nsWindow* mFocus;
1.191 +
1.192 + double mStartDist;
1.193 + double mLastDist;
1.194 +
1.195 + nsCOMPtr<nsIIdleServiceInternal> mIdleService;
1.196 +
1.197 + bool mIMEComposing;
1.198 + bool mIMEMaskSelectionUpdate, mIMEMaskTextUpdate;
1.199 + int32_t mIMEMaskEventsCount; // Mask events when > 0
1.200 + nsString mIMEComposingText;
1.201 + nsRefPtr<mozilla::TextRangeArray> mIMERanges;
1.202 + bool mIMEUpdatingContext;
1.203 + nsAutoTArray<mozilla::AndroidGeckoEvent, 8> mIMEKeyEvents;
1.204 +
1.205 + struct IMEChange {
1.206 + int32_t mStart, mOldEnd, mNewEnd;
1.207 +
1.208 + IMEChange() :
1.209 + mStart(-1), mOldEnd(-1), mNewEnd(-1)
1.210 + {
1.211 + }
1.212 + IMEChange(const IMENotification& aIMENotification)
1.213 + : mStart(aIMENotification.mTextChangeData.mStartOffset)
1.214 + , mOldEnd(aIMENotification.mTextChangeData.mOldEndOffset)
1.215 + , mNewEnd(aIMENotification.mTextChangeData.mNewEndOffset)
1.216 + {
1.217 + MOZ_ASSERT(aIMENotification.mMessage ==
1.218 + mozilla::widget::NOTIFY_IME_OF_TEXT_CHANGE,
1.219 + "IMEChange initialized with wrong notification");
1.220 + MOZ_ASSERT(aIMENotification.mTextChangeData.IsInInt32Range(),
1.221 + "The text change notification is out of range");
1.222 + }
1.223 + bool IsEmpty()
1.224 + {
1.225 + return mStart < 0;
1.226 + }
1.227 + };
1.228 + nsAutoTArray<IMEChange, 4> mIMETextChanges;
1.229 + bool mIMESelectionChanged;
1.230 +
1.231 + InputContext mInputContext;
1.232 +
1.233 + static void DumpWindows();
1.234 + static void DumpWindows(const nsTArray<nsWindow*>& wins, int indent = 0);
1.235 + static void LogWindow(nsWindow *win, int index, int indent);
1.236 +
1.237 +private:
1.238 + void InitKeyEvent(mozilla::WidgetKeyboardEvent& event,
1.239 + mozilla::AndroidGeckoEvent& key,
1.240 + ANPEvent* pluginEvent);
1.241 + void DispatchMotionEvent(mozilla::WidgetInputEvent &event,
1.242 + mozilla::AndroidGeckoEvent *ae,
1.243 + const nsIntPoint &refPoint);
1.244 + void DispatchGestureEvent(uint32_t msg, uint32_t direction, double delta,
1.245 + const nsIntPoint &refPoint, uint64_t time);
1.246 + void HandleSpecialKey(mozilla::AndroidGeckoEvent *ae);
1.247 + void CreateLayerManager(int aCompositorWidth, int aCompositorHeight);
1.248 + void RedrawAll();
1.249 +
1.250 + mozilla::AndroidLayerRendererFrame mLayerRendererFrame;
1.251 +
1.252 + static mozilla::StaticRefPtr<mozilla::layers::APZCTreeManager> sApzcTreeManager;
1.253 + static mozilla::StaticRefPtr<mozilla::layers::LayerManager> sLayerManager;
1.254 + static mozilla::StaticRefPtr<mozilla::layers::CompositorParent> sCompositorParent;
1.255 + static mozilla::StaticRefPtr<mozilla::layers::CompositorChild> sCompositorChild;
1.256 + static bool sCompositorPaused;
1.257 +};
1.258 +
1.259 +#endif /* NSWINDOW_H_ */
