ui/views/widget/native_widget_aura.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
   6 #define UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_
   7
   8 #include "base/memory/scoped_vector.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "ui/aura/client/activation_change_observer.h"
  11 #include "ui/aura/client/activation_delegate.h"
  12 #include "ui/aura/client/drag_drop_delegate.h"
  13 #include "ui/aura/client/focus_change_observer.h"
  14 #include "ui/aura/window_delegate.h"
  15 #include "ui/base/cursor/cursor.h"
  16 #include "ui/events/event_constants.h"
  17 #include "ui/views/ime/input_method_delegate.h"
  18 #include "ui/views/views_export.h"
  19 #include "ui/views/widget/native_widget_private.h"
  20
  21 namespace aura {
  22 class Window;
  23 }
  24 namespace gfx {
  25 class Font;
  26 }
  27
  28 namespace views {
  29
  30 class DropHelper;
  31 class TooltipManagerAura;
  32 class WindowReorderer;
  33
  34 class VIEWS_EXPORT NativeWidgetAura
  35     : public internal::NativeWidgetPrivate,
  36       public internal::InputMethodDelegate,
  37       public aura::WindowDelegate,
  38       public aura::client::ActivationDelegate,
  39       public aura::client::ActivationChangeObserver,
  40       public aura::client::FocusChangeObserver,
  41       public aura::client::DragDropDelegate {
  42  public:
  43   explicit NativeWidgetAura(internal::NativeWidgetDelegate* delegate);
  44
  45   // TODO(beng): Find a better place for this, and the similar method on
  46   //             NativeWidgetWin.
  47   static gfx::Font GetWindowTitleFont();
  48
  49   // Called internally by NativeWidgetAura and DesktopNativeWidgetAura to
  50   // associate |native_widget| with |window|.
  51   static void RegisterNativeWidgetForWindow(
  52       internal::NativeWidgetPrivate* native_widget,
  53       aura::Window* window);
  54
  55   // Overridden from internal::NativeWidgetPrivate:
  56   virtual void InitNativeWidget(const Widget::InitParams& params) OVERRIDE;
  57   virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
  58   virtual bool ShouldUseNativeFrame() const OVERRIDE;
  59   virtual void FrameTypeChanged() OVERRIDE;
  60   virtual Widget* GetWidget() OVERRIDE;
  61   virtual const Widget* GetWidget() const OVERRIDE;
  62   virtual gfx::NativeView GetNativeView() const OVERRIDE;
  63   virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
  64   virtual Widget* GetTopLevelWidget() OVERRIDE;
  65   virtual const ui::Compositor* GetCompositor() const OVERRIDE;
  66   virtual ui::Compositor* GetCompositor() OVERRIDE;
  67   virtual ui::Layer* GetLayer() OVERRIDE;
  68   virtual void ReorderNativeViews() OVERRIDE;
  69   virtual void ViewRemoved(View* view) OVERRIDE;
  70   virtual void SetNativeWindowProperty(const char* name, void* value) OVERRIDE;
  71   virtual void* GetNativeWindowProperty(const char* name) const OVERRIDE;
  72   virtual TooltipManager* GetTooltipManager() const OVERRIDE;
  73   virtual void SetCapture() OVERRIDE;
  74   virtual void ReleaseCapture() OVERRIDE;
  75   virtual bool HasCapture() const OVERRIDE;
  76   virtual InputMethod* CreateInputMethod() OVERRIDE;
  77   virtual internal::InputMethodDelegate* GetInputMethodDelegate() OVERRIDE;
  78   virtual void CenterWindow(const gfx::Size& size) OVERRIDE;
  79   virtual void GetWindowPlacement(
  80       gfx::Rect* bounds,
  81       ui::WindowShowState* maximized) const OVERRIDE;
  82   virtual void SetWindowTitle(const string16& title) OVERRIDE;
  83   virtual void SetWindowIcons(const gfx::ImageSkia& window_icon,
  84                               const gfx::ImageSkia& app_icon) OVERRIDE;
  85   virtual void InitModalType(ui::ModalType modal_type) OVERRIDE;
  86   virtual gfx::Rect GetWindowBoundsInScreen() const OVERRIDE;
  87   virtual gfx::Rect GetClientAreaBoundsInScreen() const OVERRIDE;
  88   virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
  89   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
  90   virtual void SetSize(const gfx::Size& size) OVERRIDE;
  91   virtual void StackAbove(gfx::NativeView native_view) OVERRIDE;
  92   virtual void StackAtTop() OVERRIDE;
  93   virtual void StackBelow(gfx::NativeView native_view) OVERRIDE;
  94   virtual void SetShape(gfx::NativeRegion shape) OVERRIDE;
  95   virtual void Close() OVERRIDE;
  96   virtual void CloseNow() OVERRIDE;
  97   virtual void Show() OVERRIDE;
  98   virtual void Hide() OVERRIDE;
  99   virtual void ShowMaximizedWithBounds(
 100       const gfx::Rect& restored_bounds) OVERRIDE;
 101   virtual void ShowWithWindowState(ui::WindowShowState state) OVERRIDE;
 102   virtual bool IsVisible() const OVERRIDE;
 103   virtual void Activate() OVERRIDE;
 104   virtual void Deactivate() OVERRIDE;
 105   virtual bool IsActive() const OVERRIDE;
 106   virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE;
 107   virtual bool IsAlwaysOnTop() const OVERRIDE;
 108   virtual void Maximize() OVERRIDE;
 109   virtual void Minimize() OVERRIDE;
 110   virtual bool IsMaximized() const OVERRIDE;
 111   virtual bool IsMinimized() const OVERRIDE;
 112   virtual void Restore() OVERRIDE;
 113   virtual void SetFullscreen(bool fullscreen) OVERRIDE;
 114   virtual bool IsFullscreen() const OVERRIDE;
 115   virtual void SetOpacity(unsigned char opacity) OVERRIDE;
 116   virtual void SetUseDragFrame(bool use_drag_frame) OVERRIDE;
 117   virtual void FlashFrame(bool flash_frame) OVERRIDE;
 118   virtual void RunShellDrag(View* view,
 119                             const ui::OSExchangeData& data,
 120                             const gfx::Point& location,
 121                             int operation,
 122                             ui::DragDropTypes::DragEventSource source) OVERRIDE;
 123   virtual void SchedulePaintInRect(const gfx::Rect& rect) OVERRIDE;
 124   virtual void SetCursor(gfx::NativeCursor cursor) OVERRIDE;
 125   virtual bool IsMouseEventsEnabled() const OVERRIDE;
 126   virtual void ClearNativeFocus() OVERRIDE;
 127   virtual gfx::Rect GetWorkAreaBoundsInScreen() const OVERRIDE;
 128   virtual Widget::MoveLoopResult RunMoveLoop(
 129       const gfx::Vector2d& drag_offset,
 130       Widget::MoveLoopSource source,
 131       Widget::MoveLoopEscapeBehavior escape_behavior) OVERRIDE;
 132   virtual void EndMoveLoop() OVERRIDE;
 133   virtual void SetVisibilityChangedAnimationsEnabled(bool value) OVERRIDE;
 134   virtual ui::NativeTheme* GetNativeTheme() const OVERRIDE;
 135   virtual void OnRootViewLayout() const OVERRIDE;
 136
 137   // Overridden from views::InputMethodDelegate:
 138   virtual void DispatchKeyEventPostIME(const ui::KeyEvent& key) OVERRIDE;
 139
 140   // Overridden from aura::WindowDelegate:
 141   virtual gfx::Size GetMinimumSize() const OVERRIDE;
 142   virtual gfx::Size GetMaximumSize() const OVERRIDE;
 143   virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
 144                                const gfx::Rect& new_bounds) OVERRIDE;
 145   virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE;
 146   virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE;
 147   virtual bool ShouldDescendIntoChildForEventHandling(
 148       aura::Window* child,
 149       const gfx::Point& location) OVERRIDE;
 150   virtual bool CanFocus() OVERRIDE;
 151   virtual void OnCaptureLost() OVERRIDE;
 152   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
 153   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
 154   virtual void OnWindowDestroying() OVERRIDE;
 155   virtual void OnWindowDestroyed() OVERRIDE;
 156   virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE;
 157   virtual bool HasHitTestMask() const OVERRIDE;
 158   virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE;
 159   virtual void DidRecreateLayer(ui::Layer* old_layer,
 160                                 ui::Layer* new_layer) OVERRIDE;
 161
 162   // Overridden from ui::EventHandler:
 163   virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE;
 164   virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE;
 165   virtual void OnScrollEvent(ui::ScrollEvent* event) OVERRIDE;
 166   virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE;
 167   virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
 168
 169   // Overridden from aura::client::ActivationDelegate:
 170   virtual bool ShouldActivate() const OVERRIDE;
 171
 172   // Overridden from aura::client::ActivationChangeObserver:
 173   virtual void OnWindowActivated(aura::Window* gained_active,
 174                                  aura::Window* lost_active) OVERRIDE;
 175
 176   // Overridden from aura::client::FocusChangeObserver:
 177   virtual void OnWindowFocused(aura::Window* gained_focus,
 178                                aura::Window* lost_focus) OVERRIDE;
 179
 180   // Overridden from aura::client::DragDropDelegate:
 181   virtual void OnDragEntered(const ui::DropTargetEvent& event) OVERRIDE;
 182   virtual int OnDragUpdated(const ui::DropTargetEvent& event) OVERRIDE;
 183   virtual void OnDragExited() OVERRIDE;
 184   virtual int OnPerformDrop(const ui::DropTargetEvent& event) OVERRIDE;
 185
 186   // Overridden from NativeWidget:
 187   virtual ui::EventHandler* GetEventHandler() OVERRIDE;
 188
 189  protected:
 190   virtual ~NativeWidgetAura();
 191
 192   internal::NativeWidgetDelegate* delegate() { return delegate_; }
 193
 194  private:
 195   class ActiveWindowObserver;
 196
 197   void SetInitialFocus();
 198
 199   internal::NativeWidgetDelegate* delegate_;
 200
 201   // WARNING: set to NULL when destroyed. As the Widget is not necessarily
 202   // destroyed along with |window_| all usage of |window_| should first verify
 203   // non-NULL.
 204   aura::Window* window_;
 205
 206   // See class documentation for Widget in widget.h for a note about ownership.
 207   Widget::InitParams::Ownership ownership_;
 208
 209   // The following factory is used for calls to close the NativeWidgetAura
 210   // instance.
 211   base::WeakPtrFactory<NativeWidgetAura> close_widget_factory_;
 212
 213   // Can we be made active?
 214   bool can_activate_;
 215
 216   // Are we in the destructor?
 217   bool destroying_;
 218
 219   gfx::NativeCursor cursor_;
 220
 221   // The saved window state for exiting full screen state.
 222   ui::WindowShowState saved_window_state_;
 223
 224   scoped_ptr<TooltipManagerAura> tooltip_manager_;
 225
 226   // Reorders child windows of |window_| associated with a view based on the
 227   // order of the associated views in the widget's view hierarchy.
 228   scoped_ptr<WindowReorderer> window_reorderer_;
 229
 230   scoped_ptr<DropHelper> drop_helper_;
 231   int last_drop_operation_;
 232
 233   DISALLOW_COPY_AND_ASSIGN(NativeWidgetAura);
 234 };
 235
 236 }  // namespace views
 237
 238 #endif  // UI_VIEWS_WIDGET_NATIVE_WIDGET_AURA_H_