mirror of
https://github.com/classilla/tenfourfox.git
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179 lines
6.3 KiB
C++
179 lines
6.3 KiB
C++
/* Copyright 2012 Mozilla Foundation and Mozilla contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef nsWindow_h
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#define nsWindow_h
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#include "InputData.h"
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#include "nsBaseWidget.h"
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#include "nsRegion.h"
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#include "nsIIdleServiceInternal.h"
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#include "Units.h"
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class ANativeWindowBuffer;
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namespace widget {
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struct InputContext;
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struct InputContextAction;
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}
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namespace mozilla {
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class HwcComposer2D;
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}
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class nsScreenGonk;
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class nsWindow : public nsBaseWidget
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{
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public:
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nsWindow();
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NS_DECL_ISUPPORTS_INHERITED
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static void DoDraw(void);
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static nsEventStatus DispatchKeyInput(mozilla::WidgetKeyboardEvent& aEvent);
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static void DispatchTouchInput(mozilla::MultiTouchInput& aInput);
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NS_IMETHOD Create(nsIWidget* aParent,
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void* aNativeParent,
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const LayoutDeviceIntRect& aRect,
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nsWidgetInitData* aInitData);
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NS_IMETHOD Destroy(void);
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NS_IMETHOD Show(bool aState);
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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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NS_IMETHOD Enable(bool aState);
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virtual bool IsEnabled() const;
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NS_IMETHOD SetFocus(bool aRaise = false);
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NS_IMETHOD ConfigureChildren(const nsTArray<nsIWidget::Configuration>&);
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NS_IMETHOD Invalidate(const LayoutDeviceIntRect& aRect);
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virtual void* GetNativeData(uint32_t aDataType);
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virtual void SetNativeData(uint32_t aDataType, uintptr_t aVal);
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NS_IMETHOD SetTitle(const nsAString& aTitle)
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{
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return NS_OK;
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}
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virtual LayoutDeviceIntPoint WidgetToScreenOffset();
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void DispatchTouchInputViaAPZ(mozilla::MultiTouchInput& aInput);
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void DispatchTouchEventForAPZ(const mozilla::MultiTouchInput& aInput,
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const ScrollableLayerGuid& aGuid,
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const uint64_t aInputBlockId,
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nsEventStatus aApzResponse);
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NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
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nsEventStatus& aStatus);
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virtual nsresult SynthesizeNativeTouchPoint(uint32_t aPointerId,
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TouchPointerState aPointerState,
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ScreenIntPoint aPointerScreenPoint,
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double aPointerPressure,
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uint32_t aPointerOrientation,
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nsIObserver* aObserver) override;
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NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
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bool aDoCapture)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
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NS_IMETHOD MakeFullScreen(bool aFullScreen, nsIScreen* aTargetScreen = nullptr) /*override*/;
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virtual already_AddRefed<mozilla::gfx::DrawTarget>
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StartRemoteDrawing() override;
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virtual void EndRemoteDrawing() override;
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virtual float GetDPI();
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virtual double GetDefaultScaleInternal();
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virtual mozilla::layers::LayerManager*
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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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virtual void DestroyCompositor();
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virtual CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight);
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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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virtual uint32_t GetGLFrameBufferFormat() override;
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virtual LayoutDeviceIntRect GetNaturalBounds() override;
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virtual bool NeedsPaint();
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virtual Composer2D* GetComposer2D() override;
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void ConfigureAPZControllerThread() override;
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nsScreenGonk* GetScreen();
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protected:
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nsWindow* mParent;
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bool mVisible;
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InputContext mInputContext;
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nsCOMPtr<nsIIdleServiceInternal> mIdleService;
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// If we're using a BasicCompositor, these fields are temporarily
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// set during frame composition. They wrap the hardware
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// framebuffer.
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RefPtr<mozilla::gfx::DrawTarget> mFramebufferTarget;
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ANativeWindowBuffer* mFramebuffer;
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/**
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* Points to a mapped gralloc buffer between calls to lock and unlock.
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* Should be null outside of the lock-unlock pair.
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*/
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uint8_t* mMappedBuffer;
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// If we're using a BasicCompositor, this is our window back
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// buffer. The gralloc framebuffer driver expects us to draw the
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// entire framebuffer on every frame, but gecko expects the
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// windowing system to be tracking buffer updates for invalidated
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// regions. We get stuck holding that bag.
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//
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// Only accessed on the compositor thread, except during
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// destruction.
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RefPtr<mozilla::gfx::DrawTarget> mBackBuffer;
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virtual ~nsWindow();
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void BringToTop();
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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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private:
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// This is used by SynthesizeNativeTouchPoint to maintain state between
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// multiple synthesized points
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nsAutoPtr<mozilla::MultiTouchInput> mSynthesizedTouchInput;
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RefPtr<nsScreenGonk> mScreen;
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RefPtr<mozilla::HwcComposer2D> mComposer2D;
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};
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#endif /* nsWindow_h */
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