michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #pragma once
michael@0: 
michael@0: #include "nscore.h"
michael@0: #include "nsdefs.h"
michael@0: #include "prlog.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "nsBaseWidget.h"
michael@0: #include "nsWindowBase.h"
michael@0: #include "nsString.h"
michael@0: #include "nsTArray.h"
michael@0: #include "nsWindowDbg.h"
michael@0: #include "WindowHook.h"
michael@0: #include "TaskbarWindowPreview.h"
michael@0: #include "nsIdleService.h"
michael@0: #ifdef ACCESSIBILITY
michael@0: #include "mozilla/a11y/Accessible.h"
michael@0: #endif
michael@0: #include "mozilla/EventForwards.h"
michael@0: #include "mozilla/layers/CompositorParent.h"
michael@0: #include "mozilla/layers/LayerManagerComposite.h"
michael@0: #include "nsDeque.h"
michael@0: #include "APZController.h"
michael@0: 
michael@0: #include "mozwrlbase.h"
michael@0: 
michael@0: #include <windows.system.h>
michael@0: #include <windows.ui.core.h>
michael@0: #include <Windows.ApplicationModel.core.h>
michael@0: #include <Windows.ApplicationModel.h>
michael@0: #include <Windows.Applicationmodel.Activation.h>
michael@0: 
michael@0: class nsNativeDragTarget;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace widget {
michael@0: namespace winrt {
michael@0: 
michael@0: class FrameworkView;
michael@0: 
michael@0: } } }
michael@0: 
michael@0: class DispatchMsg;
michael@0: 
michael@0: class MetroWidget : public nsWindowBase,
michael@0:                     public nsIObserver
michael@0: {
michael@0:   typedef uint32_t TouchBehaviorFlags;
michael@0: 
michael@0:   typedef mozilla::widget::WindowHook WindowHook;
michael@0:   typedef mozilla::widget::TaskbarWindowPreview TaskbarWindowPreview;
michael@0:   typedef ABI::Windows::UI::Input::IPointerPoint IPointerPoint;
michael@0:   typedef ABI::Windows::UI::Core::IPointerEventArgs IPointerEventArgs;
michael@0:   typedef ABI::Windows::UI::Core::IKeyEventArgs IKeyEventArgs;
michael@0:   typedef ABI::Windows::UI::Core::ICharacterReceivedEventArgs ICharacterReceivedEventArgs;
michael@0:   typedef mozilla::widget::winrt::FrameworkView FrameworkView;
michael@0:   typedef mozilla::widget::winrt::APZController APZController;
michael@0:   typedef mozilla::layers::ScrollableLayerGuid ScrollableLayerGuid;
michael@0: 
michael@0:   static LRESULT CALLBACK
michael@0:   StaticWindowProcedure(HWND aWnd, UINT aMsg, WPARAM aWParan, LPARAM aLParam);
michael@0:   LRESULT WindowProcedure(HWND aWnd, UINT aMsg, WPARAM aWParan, LPARAM aLParam);
michael@0: 
michael@0: public:
michael@0:   MetroWidget();
michael@0:   virtual ~MetroWidget();
michael@0: 
michael@0:   NS_DECL_ISUPPORTS_INHERITED
michael@0:   NS_DECL_NSIOBSERVER
michael@0: 
michael@0:   static HWND GetICoreWindowHWND() { return sICoreHwnd; }
michael@0: 
michael@0:   // nsWindowBase
michael@0:   virtual bool DispatchWindowEvent(mozilla::WidgetGUIEvent* aEvent) MOZ_OVERRIDE;
michael@0:   virtual bool DispatchKeyboardEvent(mozilla::WidgetGUIEvent* aEvent) MOZ_OVERRIDE;
michael@0:   virtual bool DispatchScrollEvent(mozilla::WidgetGUIEvent* aEvent) MOZ_OVERRIDE;
michael@0:   virtual bool DispatchPluginEvent(const MSG &aMsg) MOZ_OVERRIDE { return false; }
michael@0:   virtual bool IsTopLevelWidget() MOZ_OVERRIDE { return true; }
michael@0:   virtual nsWindowBase* GetParentWindowBase(bool aIncludeOwner) MOZ_OVERRIDE { return nullptr; }
michael@0:   // InitEvent assumes physical coordinates and is used by shared win32 code. Do
michael@0:   // not hand winrt event coordinates to this routine.
michael@0:   virtual void InitEvent(mozilla::WidgetGUIEvent& aEvent,
michael@0:                          nsIntPoint* aPoint = nullptr) MOZ_OVERRIDE;
michael@0: 
michael@0:   // nsBaseWidget
michael@0:   virtual CompositorParent* NewCompositorParent(int aSurfaceWidth, int aSurfaceHeight);
michael@0:   virtual void SetWidgetListener(nsIWidgetListener* aWidgetListener);
michael@0: 
michael@0:   // nsIWidget interface
michael@0:   NS_IMETHOD    Create(nsIWidget *aParent,
michael@0:                        nsNativeWidget aNativeParent,
michael@0:                        const nsIntRect &aRect,
michael@0:                        nsDeviceContext *aContext,
michael@0:                        nsWidgetInitData *aInitData = nullptr);
michael@0:   NS_IMETHOD    Destroy();
michael@0:   NS_IMETHOD    EnableDragDrop(bool aEnable);
michael@0:   NS_IMETHOD    SetParent(nsIWidget *aNewParent);
michael@0:   NS_IMETHOD    Show(bool bState);
michael@0:   NS_IMETHOD    IsVisible(bool & aState);
michael@0:   NS_IMETHOD    IsEnabled(bool *aState);
michael@0:   NS_IMETHOD    GetBounds(nsIntRect &aRect);
michael@0:   NS_IMETHOD    GetScreenBounds(nsIntRect &aRect);
michael@0:   NS_IMETHOD    GetClientBounds(nsIntRect &aRect);
michael@0:   NS_IMETHOD    Invalidate(bool aEraseBackground = false,
michael@0:                 bool aUpdateNCArea = false,
michael@0:                 bool aIncludeChildren = false);
michael@0:   NS_IMETHOD    Invalidate(const nsIntRect & aRect);
michael@0:   NS_IMETHOD    DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
michael@0:                               nsEventStatus& aStatus);
michael@0:   NS_IMETHOD    ConstrainPosition(bool aAllowSlop, int32_t *aX, int32_t *aY);
michael@0:   NS_IMETHOD    Move(double aX, double aY);
michael@0:   NS_IMETHOD    Resize(double aWidth, double aHeight, bool aRepaint);
michael@0:   NS_IMETHOD    Resize(double aX, double aY, double aWidth, double aHeight, bool aRepaint);
michael@0:   NS_IMETHOD    SetFocus(bool aRaise);
michael@0:   NS_IMETHOD    Enable(bool aState);
michael@0:   NS_IMETHOD    SetCursor(nsCursor aCursor);
michael@0:   NS_IMETHOD    SetTitle(const nsAString& aTitle);
michael@0:   NS_IMETHOD    CaptureRollupEvents(nsIRollupListener * aListener,
michael@0:                                     bool aDoCapture);
michael@0:   NS_IMETHOD    ReparentNativeWidget(nsIWidget* aNewParent);
michael@0:   virtual nsresult SynthesizeNativeKeyEvent(int32_t aNativeKeyboardLayout,
michael@0:                                             int32_t aNativeKeyCode,
michael@0:                                             uint32_t aModifierFlags,
michael@0:                                             const nsAString& aCharacters,
michael@0:                                             const nsAString& aUnmodifiedCharacters);
michael@0:   virtual nsresult SynthesizeNativeMouseEvent(nsIntPoint aPoint,
michael@0:                                               uint32_t aNativeMessage,
michael@0:                                               uint32_t aModifierFlags);
michael@0:   virtual nsresult SynthesizeNativeMouseScrollEvent(nsIntPoint aPoint,
michael@0:                                                     uint32_t aNativeMessage,
michael@0:                                                     double aDeltaX,
michael@0:                                                     double aDeltaY,
michael@0:                                                     double aDeltaZ,
michael@0:                                                     uint32_t aModifierFlags,
michael@0:                                                     uint32_t aAdditionalFlags);
michael@0:   virtual bool  HasPendingInputEvent();
michael@0:   virtual double GetDefaultScaleInternal();
michael@0:   float         GetDPI();
michael@0:   mozilla::LayoutDeviceIntPoint CSSIntPointToLayoutDeviceIntPoint(const mozilla::CSSIntPoint &aCSSPoint);
michael@0:   void          ChangedDPI();
michael@0:   virtual uint32_t GetMaxTouchPoints() const MOZ_OVERRIDE;
michael@0:   virtual bool  IsVisible() const;
michael@0:   virtual bool  IsEnabled() const;
michael@0:   // ShouldUseOffMainThreadCompositing is defined in base widget
michael@0:   virtual bool  ShouldUseOffMainThreadCompositing();
michael@0:   bool          ShouldUseMainThreadD3D10Manager();
michael@0:   bool          ShouldUseBasicManager();
michael@0:   bool          ShouldUseAPZC();
michael@0:   virtual LayerManager* GetLayerManager(PLayerTransactionChild* aShadowManager = nullptr,
michael@0:                                         LayersBackend aBackendHint = mozilla::layers::LayersBackend::LAYERS_NONE,
michael@0:                                         LayerManagerPersistence aPersistence = LAYER_MANAGER_CURRENT,
michael@0:                                         bool* aAllowRetaining = nullptr);
michael@0:   virtual void GetPreferredCompositorBackends(nsTArray<mozilla::layers::LayersBackend>& aHints) { aHints.AppendElement(mozilla::layers::LayersBackend::LAYERS_D3D11); }
michael@0: 
michael@0:   // IME related interfaces
michael@0:   NS_IMETHOD_(void) SetInputContext(const InputContext& aContext,
michael@0:                                     const InputContextAction& aAction);
michael@0:   NS_IMETHOD_(nsIWidget::InputContext) GetInputContext();
michael@0:   NS_IMETHOD    NotifyIME(const IMENotification& aIMENotification) MOZ_OVERRIDE;
michael@0:   NS_IMETHOD    GetToggledKeyState(uint32_t aKeyCode, bool* aLEDState);
michael@0:   virtual nsIMEUpdatePreference GetIMEUpdatePreference() MOZ_OVERRIDE;
michael@0: 
michael@0:   // FrameworkView helpers
michael@0:   void SizeModeChanged();
michael@0:   void Activated(bool aActiveated);
michael@0:   void Paint(const nsIntRegion& aInvalidRegion);
michael@0: 
michael@0:   MetroWidget* MetroWidget::GetTopLevelWindow(bool aStopOnDialogOrPopup) { return this; }
michael@0:   virtual nsresult ConfigureChildren(const nsTArray<Configuration>& aConfigurations);
michael@0:   virtual void* GetNativeData(uint32_t aDataType);
michael@0:   virtual void  FreeNativeData(void * data, uint32_t aDataType);
michael@0:   virtual nsIntPoint WidgetToScreenOffset();
michael@0: 
michael@0:   already_AddRefed<nsIPresShell> GetPresShell();
michael@0: 
michael@0:   void UserActivity();
michael@0: 
michael@0: #ifdef ACCESSIBILITY
michael@0:   mozilla::a11y::Accessible* DispatchAccessibleEvent(uint32_t aEventType);
michael@0:   mozilla::a11y::Accessible* GetAccessible();
michael@0: #endif // ACCESSIBILITY
michael@0: 
michael@0:   // needed for current nsIFilePicker
michael@0:   void PickerOpen();
michael@0:   void PickerClosed();
michael@0:   bool DestroyCalled() { return false; }
michael@0:   void SuppressBlurEvents(bool aSuppress);
michael@0:   bool BlurEventsSuppressed();
michael@0: 
michael@0:   // needed for nsITaskbarWindowPreview
michael@0:   bool HasTaskbarIconBeenCreated() { return false; }
michael@0:   void SetHasTaskbarIconBeenCreated(bool created = true) { }
michael@0:   already_AddRefed<nsITaskbarWindowPreview> GetTaskbarPreview() { return nullptr; }
michael@0:   void SetTaskbarPreview(nsITaskbarWindowPreview *preview) { }
michael@0:   WindowHook& GetWindowHook() { return mWindowHook; }
michael@0: 
michael@0:   void SetView(FrameworkView* aView);
michael@0:   void FindMetroWindow();
michael@0:   virtual void SetTransparencyMode(nsTransparencyMode aMode);
michael@0:   virtual nsTransparencyMode GetTransparencyMode();
michael@0: 
michael@0:   TouchBehaviorFlags ContentGetAllowedTouchBehavior(const nsIntPoint& aPoint);
michael@0: 
michael@0:   // apzc controller related api
michael@0:   void ApzcGetAllowedTouchBehavior(mozilla::WidgetInputEvent* aTransformedEvent, nsTArray<TouchBehaviorFlags>& aOutBehaviors);
michael@0:   void ApzcSetAllowedTouchBehavior(const ScrollableLayerGuid& aGuid, nsTArray<TouchBehaviorFlags>& aBehaviors);
michael@0: 
michael@0:   // Hit test a point to see if an apzc would consume input there
michael@0:   bool ApzHitTest(mozilla::ScreenIntPoint& pt);
michael@0:   // Transforms a coord so that it properly targets gecko content based
michael@0:   // on apzc transforms currently applied.
michael@0:   void ApzTransformGeckoCoordinate(const mozilla::ScreenIntPoint& pt,
michael@0:                                    mozilla::LayoutDeviceIntPoint* aRefPointOut);
michael@0:   // send ContentRecievedTouch calls to the apz with appropriate preventDefault params
michael@0:   void ApzContentConsumingTouch(const ScrollableLayerGuid& aGuid);
michael@0:   void ApzContentIgnoringTouch(const ScrollableLayerGuid& aGuid);
michael@0:   // Input handling
michael@0:   nsEventStatus ApzReceiveInputEvent(mozilla::WidgetInputEvent* aEvent,
michael@0:                                      ScrollableLayerGuid* aOutTargetGuid);
michael@0: 
michael@0: protected:
michael@0:   friend class FrameworkView;
michael@0: 
michael@0:   struct OleInitializeWrapper {
michael@0:     HRESULT const hr;
michael@0: 
michael@0:     OleInitializeWrapper()
michael@0:       : hr(::OleInitialize(nullptr))
michael@0:     {
michael@0:     }
michael@0: 
michael@0:     ~OleInitializeWrapper() {
michael@0:       if (SUCCEEDED(hr)) {
michael@0:         ::OleFlushClipboard();
michael@0:         ::OleUninitialize();
michael@0:       }
michael@0:     }
michael@0:   };
michael@0: 
michael@0:   void SetSubclass();
michael@0:   void RemoveSubclass();
michael@0:   nsIWidgetListener* GetPaintListener();
michael@0: 
michael@0:   // Async event dispatching
michael@0:   void DispatchAsyncScrollEvent(DispatchMsg* aEvent);
michael@0:   void DeliverNextScrollEvent();
michael@0:   void DeliverNextKeyboardEvent();
michael@0: 
michael@0: protected:
michael@0:   OleInitializeWrapper mOleInitializeWrapper;
michael@0:   WindowHook mWindowHook;
michael@0:   Microsoft::WRL::ComPtr<FrameworkView> mView;
michael@0:   nsTransparencyMode mTransparencyMode;
michael@0:   nsIntRegion mInvalidatedRegion;
michael@0:   nsCOMPtr<nsIIdleServiceInternal> mIdleService;
michael@0:   HWND mWnd;
michael@0:   static HWND sICoreHwnd;
michael@0:   WNDPROC mMetroWndProc;
michael@0:   bool mTempBasicLayerInUse;
michael@0:   uint64_t mRootLayerTreeId;
michael@0:   nsDeque mEventQueue;
michael@0:   nsDeque mKeyEventQueue;
michael@0:   nsRefPtr<APZController> mController;
michael@0:   nsRefPtr<nsNativeDragTarget> mNativeDragTarget;
michael@0: };