gecko-dev/widget/gonk/nsWindow.h

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Исходник Обычный вид История

/* Copyright 2012 Mozilla Foundation and Mozilla contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef nsWindow_h
#define nsWindow_h
#include "InputData.h"
#include "nsBaseWidget.h"
#include "nsRegion.h"
#include "nsIIdleServiceInternal.h"
#include "Units.h"
class ANativeWindowBuffer;
namespace widget {
struct InputContext;
struct InputContextAction;
}
namespace mozilla {
class HwcComposer2D;
}
class nsScreenGonk;
class nsWindow : public nsBaseWidget
{
public:
nsWindow();
NS_DECL_ISUPPORTS_INHERITED
static void DoDraw(void);
static nsEventStatus DispatchKeyInput(mozilla::WidgetKeyboardEvent& aEvent);
static void DispatchTouchInput(mozilla::MultiTouchInput& aInput);
NS_IMETHOD Create(nsIWidget *aParent,
void *aNativeParent,
const nsIntRect &aRect,
nsWidgetInitData *aInitData);
NS_IMETHOD Destroy(void);
NS_IMETHOD Show(bool aState);
virtual bool IsVisible() const;
NS_IMETHOD ConstrainPosition(bool aAllowSlop,
int32_t *aX,
int32_t *aY);
NS_IMETHOD Move(double aX,
double aY);
NS_IMETHOD Resize(double aWidth,
double aHeight,
bool aRepaint);
NS_IMETHOD Resize(double aX,
double aY,
double aWidth,
double aHeight,
bool aRepaint);
NS_IMETHOD Enable(bool aState);
virtual bool IsEnabled() const;
NS_IMETHOD SetFocus(bool aRaise = false);
NS_IMETHOD ConfigureChildren(const nsTArray<nsIWidget::Configuration>&);
NS_IMETHOD Invalidate(const nsIntRect &aRect);
virtual void* GetNativeData(uint32_t aDataType);
virtual void SetNativeData(uint32_t aDataType, uintptr_t aVal);
NS_IMETHOD SetTitle(const nsAString& aTitle)
{
return NS_OK;
}
virtual mozilla::LayoutDeviceIntPoint WidgetToScreenOffset();
void DispatchTouchInputViaAPZ(mozilla::MultiTouchInput& aInput);
void DispatchTouchEventForAPZ(const mozilla::MultiTouchInput& aInput,
const ScrollableLayerGuid& aGuid,
const uint64_t aInputBlockId,
nsEventStatus aApzResponse);
NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
nsEventStatus& aStatus);
virtual nsresult SynthesizeNativeTouchPoint(uint32_t aPointerId,
TouchPointerState aPointerState,
nsIntPoint aPointerScreenPoint,
double aPointerPressure,
uint32_t aPointerOrientation,
nsIObserver* aObserver) override;
NS_IMETHOD CaptureRollupEvents(nsIRollupListener *aListener,
bool aDoCapture)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHOD ReparentNativeWidget(nsIWidget* aNewParent);
NS_IMETHOD MakeFullScreen(bool aFullScreen, nsIScreen* aTargetScreen = nullptr) /*override*/;
virtual already_AddRefed<mozilla::gfx::DrawTarget>
StartRemoteDrawing() override;
virtual void EndRemoteDrawing() override;
virtual float GetDPI();
virtual double GetDefaultScaleInternal();
virtual mozilla::layers::LayerManager*
GetLayerManager(PLayerTransactionChild* aShadowManager = nullptr,
LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
bool* aAllowRetaining = nullptr);
virtual void DestroyCompositor();
virtual CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight);
NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
const InputContextAction& aAction);
NS_IMETHOD_(InputContext) GetInputContext();
virtual uint32_t GetGLFrameBufferFormat() override;
virtual nsIntRect GetNaturalBounds() override;
virtual bool NeedsPaint();
virtual Composer2D* GetComposer2D() override;
void ConfigureAPZControllerThread() override;
nsScreenGonk* GetScreen();
protected:
nsWindow* mParent;
bool mVisible;
InputContext mInputContext;
nsCOMPtr<nsIIdleServiceInternal> mIdleService;
// If we're using a BasicCompositor, these fields are temporarily
// set during frame composition. They wrap the hardware
// framebuffer.
mozilla::RefPtr<mozilla::gfx::DrawTarget> mFramebufferTarget;
ANativeWindowBuffer* mFramebuffer;
// If we're using a BasicCompositor, this is our window back
// buffer. The gralloc framebuffer driver expects us to draw the
// entire framebuffer on every frame, but gecko expects the
// windowing system to be tracking buffer updates for invalidated
// regions. We get stuck holding that bag.
//
// Only accessed on the compositor thread, except during
// destruction.
mozilla::RefPtr<mozilla::gfx::DrawTarget> mBackBuffer;
virtual ~nsWindow();
void BringToTop();
// Call this function when the users activity is the direct cause of an
// event (like a keypress or mouse click).
void UserActivity();
private:
// This is used by SynthesizeNativeTouchPoint to maintain state between
// multiple synthesized points
nsAutoPtr<mozilla::MultiTouchInput> mSynthesizedTouchInput;
nsRefPtr<nsScreenGonk> mScreen;
nsRefPtr<mozilla::HwcComposer2D> mComposer2D;
};
#endif /* nsWindow_h */