334 lines
11 KiB
C++
334 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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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 <QPointF>
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#include "nsAutoPtr.h"
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#include "nsBaseWidget.h"
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#include "mozilla/EventForwards.h"
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#include "nsGkAtoms.h"
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#include "nsIIdleServiceInternal.h"
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#include "nsIRunnable.h"
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#include "nsThreadUtils.h"
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#ifdef MOZ_LOGGING
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#include "mozilla/Logging.h"
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#include "nsTArray.h"
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extern PRLogModuleInfo *gWidgetLog;
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extern PRLogModuleInfo *gWidgetFocusLog;
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extern PRLogModuleInfo *gWidgetIMLog;
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extern PRLogModuleInfo *gWidgetDrawLog;
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#define LOG(args) MOZ_LOG(gWidgetLog, mozilla::LogLevel::Debug, args)
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#define LOGFOCUS(args) MOZ_LOG(gWidgetFocusLog, mozilla::LogLevel::Debug, args)
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#define LOGIM(args) MOZ_LOG(gWidgetIMLog, mozilla::LogLevel::Debug, args)
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#define LOGDRAW(args) MOZ_LOG(gWidgetDrawLog, mozilla::LogLevel::Debug, args)
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#else
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#ifdef DEBUG_WIDGETS
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#define PR_LOG2(_args) \
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PR_BEGIN_MACRO \
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qDebug _args; \
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PR_END_MACRO
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#define LOG(args) PR_LOG2(args)
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#define LOGFOCUS(args) PR_LOG2(args)
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#define LOGIM(args) PR_LOG2(args)
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#define LOGDRAW(args) PR_LOG2(args)
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#else
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#define LOG(args)
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#define LOGFOCUS(args)
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#define LOGIM(args)
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#define LOGDRAW(args)
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#endif
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#endif /* MOZ_LOGGING */
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class QCloseEvent;
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class QFocusEvent;
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class QHideEvent;
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class QKeyEvent;
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class QMouseEvent;
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class QMoveEvent;
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class QResizeEvent;
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class QShowEvent;
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class QTabletEvent;
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class QTouchEvent;
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class QWheelEvent;
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namespace mozilla {
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namespace widget {
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class MozQWidget;
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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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//
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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 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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// Some of the nsIWidget methods
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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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NS_IMETHOD SetTitle(const nsAString& aTitle);
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NS_IMETHOD SetCursor(nsCursor aCursor);
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NS_IMETHOD SetCursor(imgIContainer* aCursor,
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uint32_t aHotspotX, uint32_t aHotspotY)
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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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NS_IMETHOD DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
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nsEventStatus& aStatus);
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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);
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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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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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already_AddRefed<mozilla::gfx::DrawTarget> StartRemoteDrawing() override;
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// Widget notifications
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virtual void OnPaint();
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virtual nsEventStatus focusInEvent(QFocusEvent* aEvent);
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virtual nsEventStatus focusOutEvent(QFocusEvent* aEvent);
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virtual nsEventStatus hideEvent(QHideEvent* aEvent);
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virtual nsEventStatus showEvent(QShowEvent* aEvent);
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virtual nsEventStatus keyPressEvent(QKeyEvent* aEvent);
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virtual nsEventStatus keyReleaseEvent(QKeyEvent* aEvent);
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virtual nsEventStatus mouseDoubleClickEvent(QMouseEvent* aEvent);
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virtual nsEventStatus mouseMoveEvent(QMouseEvent* aEvent);
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virtual nsEventStatus mousePressEvent(QMouseEvent* aEvent);
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virtual nsEventStatus mouseReleaseEvent(QMouseEvent* aEvent);
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virtual nsEventStatus moveEvent(QMoveEvent* aEvent);
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virtual nsEventStatus resizeEvent(QResizeEvent* aEvent);
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virtual nsEventStatus touchEvent(QTouchEvent* aEvent);
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virtual nsEventStatus wheelEvent(QWheelEvent* aEvent);
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virtual nsEventStatus tabletEvent(QTabletEvent* event);
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protected:
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virtual ~nsWindow();
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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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MozQWidget* mWidget;
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private:
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// event handling code
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nsEventStatus DispatchEvent(mozilla::WidgetGUIEvent* aEvent);
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void DispatchActivateEvent(void);
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void DispatchDeactivateEvent(void);
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void DispatchActivateEventOnTopLevelWindow(void);
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void DispatchDeactivateEventOnTopLevelWindow(void);
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void DispatchResizeEvent(LayoutDeviceIntRect &aRect,
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nsEventStatus &aStatus);
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// Remember the last sizemode so that we can restore it when
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// leaving fullscreen
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nsSizeMode mLastSizeMode;
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// is this widget enabled?
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bool mEnabled;
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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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MozQWidget* createQWidget(MozQWidget* parent,
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nsWidgetInitData* aInitData);
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public:
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// Old QtWidget only
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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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NS_IMETHOD SetModal(bool aModal);
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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(nsSizeMode aMode);
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NS_IMETHOD GetScreenBounds(LayoutDeviceIntRect& aRect) override;
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NS_IMETHOD SetHasTransparentBackground(bool aTransparent);
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NS_IMETHOD GetHasTransparentBackground(bool& aTransparent);
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NS_IMETHOD HideWindowChrome(bool aShouldHide);
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NS_IMETHOD SetIcon(const nsAString& aIconSpec);
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NS_IMETHOD CaptureMouse(bool aCapture);
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NS_IMETHOD SetWindowClass(const nsAString& xulWinType);
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NS_IMETHOD GetAttention(int32_t aCycleCount);
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NS_IMETHOD_(bool) HasGLContext();
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//
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// utility methods
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//
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void QWidgetDestroyed();
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// called when we are destroyed
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void OnDestroy(void);
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// called to check and see if a widget's dimensions are sane
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bool AreBoundsSane(void);
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private:
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// Is this a toplevel window?
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bool mIsTopLevel;
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// Has this widget been destroyed yet?
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bool mIsDestroyed;
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// This flag tracks if we're hidden or shown.
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bool mIsShown;
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// Has anyone set an x/y location for this widget yet? Toplevels
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// shouldn't be automatically set to 0,0 for first show.
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bool mPlaced;
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/**
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* Event handlers (proxied from the actual qwidget).
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* They follow normal Qt widget semantics.
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*/
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void Initialize(MozQWidget *widget);
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virtual nsEventStatus OnCloseEvent(QCloseEvent *);
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void NativeResize(int32_t aWidth,
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int32_t aHeight,
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bool aRepaint);
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void NativeResize(int32_t aX,
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int32_t aY,
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int32_t aWidth,
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int32_t aHeight,
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bool aRepaint);
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void NativeShow (bool aAction);
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private:
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typedef struct {
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QPointF pos;
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Qt::KeyboardModifiers modifiers;
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bool needDispatch;
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} MozCachedMoveEvent;
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nsIWidgetListener* GetPaintListener();
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bool CheckForRollup(double aMouseX, double aMouseY, bool aIsWheel);
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void* SetupPluginPort(void);
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nsresult SetWindowIconList(const nsTArray<nsCString> &aIconList);
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void SetDefaultIcon(void);
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nsEventStatus DispatchCommandEvent(nsIAtom* aCommand);
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nsEventStatus DispatchContentCommandEvent(mozilla::EventMessage aMsg);
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void SetSoftwareKeyboardState(bool aOpen, const InputContextAction& aAction);
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void ClearCachedResources();
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uint32_t mActivatePending : 1;
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int32_t mSizeState;
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bool mIsTransparent;
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// all of our DND stuff
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// this is the last window that had a drag event happen on it.
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void InitDragEvent(mozilla::WidgetMouseEvent& aEvent);
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// this is everything we need to be able to fire motion events
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// repeatedly
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uint32_t mKeyDownFlags[8];
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/* Helper methods for DOM Key Down event suppression. */
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uint32_t* GetFlagWord32(uint32_t aKeyCode, uint32_t* aMask) {
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/* Mozilla DOM Virtual Key Code is from 0 to 224. */
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NS_ASSERTION((aKeyCode <= 0xFF), "Invalid DOM Key Code");
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aKeyCode &= 0xFF;
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/* 32 = 2^5 = 0x20 */
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*aMask = uint32_t(1) << (aKeyCode & 0x1F);
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return &mKeyDownFlags[(aKeyCode >> 5)];
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}
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bool IsKeyDown(uint32_t aKeyCode) {
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uint32_t mask;
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uint32_t* flag = GetFlagWord32(aKeyCode, &mask);
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return ((*flag) & mask) != 0;
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}
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void SetKeyDownFlag(uint32_t aKeyCode) {
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uint32_t mask;
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uint32_t* flag = GetFlagWord32(aKeyCode, &mask);
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*flag |= mask;
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}
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void ClearKeyDownFlag(uint32_t aKeyCode) {
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uint32_t mask;
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uint32_t* flag = GetFlagWord32(aKeyCode, &mask);
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*flag &= ~mask;
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}
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int32_t mQCursor;
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void ProcessMotionEvent();
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void DispatchMotionToMainThread() {
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if (!mTimerStarted) {
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nsCOMPtr<nsIRunnable> event =
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NS_NewRunnableMethod(this, &nsWindow::ProcessMotionEvent);
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NS_DispatchToMainThread(event);
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mTimerStarted = true;
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}
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}
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bool mNeedsResize;
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bool mNeedsMove;
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bool mListenForResizes;
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bool mNeedsShow;
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MozCachedMoveEvent mMoveEvent;
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bool mTimerStarted;
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};
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}}
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#endif /* __nsWindow_h__ */
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