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.
5 #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_WIDGET_AURA_H_
6 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_WIDGET_AURA_H_
8 #include "base/memory/weak_ptr.h"
9 #include "ui/aura/client/activation_change_observer.h"
10 #include "ui/aura/client/activation_delegate.h"
11 #include "ui/aura/client/drag_drop_delegate.h"
12 #include "ui/aura/client/focus_change_observer.h"
13 #include "ui/aura/root_window_observer.h"
14 #include "ui/aura/window_delegate.h"
15 #include "ui/base/cursor/cursor.h"
16 #include "ui/views/ime/input_method_delegate.h"
17 #include "ui/views/widget/native_widget_private.h"
24 class ScreenPositionClient;
25 class WindowTreeClient;
32 class CompoundEventFilter;
34 class FocusController;
35 class InputMethodEventFilter;
36 class ShadowController;
37 class TooltipController;
38 class VisibilityController;
39 class WindowModalityController;
42 class DesktopCaptureClient;
43 class DesktopDispatcherClient;
44 class DesktopEventClient;
45 class DesktopNativeCursorManager;
46 class DesktopWindowTreeHost;
48 class FocusManagerEventHandler;
49 class TooltipManagerAura;
50 class WindowReorderer;
52 class VIEWS_EXPORT DesktopNativeWidgetAura
53 : public internal::NativeWidgetPrivate,
54 public aura::WindowDelegate,
55 public aura::client::ActivationDelegate,
56 public aura::client::ActivationChangeObserver,
57 public aura::client::FocusChangeObserver,
58 public views::internal::InputMethodDelegate,
59 public aura::client::DragDropDelegate,
60 public aura::RootWindowObserver {
62 explicit DesktopNativeWidgetAura(internal::NativeWidgetDelegate* delegate);
63 virtual ~DesktopNativeWidgetAura();
65 // Maps from window to DesktopNativeWidgetAura. |window| must be a root
67 static DesktopNativeWidgetAura* ForWindow(aura::Window* window);
69 // Called by our DesktopWindowTreeHost after it has deleted native resources;
70 // this is the signal that we should start our shutdown.
71 virtual void OnHostClosed();
73 // Called from ~DesktopWindowTreeHost. This takes the RootWindow as by the
74 // time we get here |root_window_| is NULL.
75 virtual void OnDesktopWindowTreeHostDestroyed(aura::RootWindow* root);
77 corewm::InputMethodEventFilter* input_method_event_filter() {
78 return input_method_event_filter_.get();
80 corewm::CompoundEventFilter* root_window_event_filter() {
81 return root_window_event_filter_;
83 aura::RootWindow* root_window() {
84 return root_window_.get();
87 // Overridden from NativeWidget:
88 virtual ui::EventHandler* GetEventHandler() OVERRIDE;
90 // Ensures that the correct window is activated/deactivated based on whether
91 // we are being activated/deactivated.
92 void HandleActivationChanged(bool active);
95 // Overridden from internal::NativeWidgetPrivate:
96 virtual void InitNativeWidget(const Widget::InitParams& params) OVERRIDE;
97 virtual NonClientFrameView* CreateNonClientFrameView() OVERRIDE;
98 virtual bool ShouldUseNativeFrame() const OVERRIDE;
99 virtual bool ShouldWindowContentsBeTransparent() const OVERRIDE;
100 virtual void FrameTypeChanged() OVERRIDE;
101 virtual Widget* GetWidget() OVERRIDE;
102 virtual const Widget* GetWidget() const OVERRIDE;
103 virtual gfx::NativeView GetNativeView() const OVERRIDE;
104 virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
105 virtual Widget* GetTopLevelWidget() OVERRIDE;
106 virtual const ui::Compositor* GetCompositor() const OVERRIDE;
107 virtual ui::Compositor* GetCompositor() OVERRIDE;
108 virtual ui::Layer* GetLayer() OVERRIDE;
109 virtual void ReorderNativeViews() OVERRIDE;
110 virtual void ViewRemoved(View* view) OVERRIDE;
111 virtual void SetNativeWindowProperty(const char* name, void* value) OVERRIDE;
112 virtual void* GetNativeWindowProperty(const char* name) const OVERRIDE;
113 virtual TooltipManager* GetTooltipManager() const OVERRIDE;
114 virtual void SetCapture() OVERRIDE;
115 virtual void ReleaseCapture() OVERRIDE;
116 virtual bool HasCapture() const OVERRIDE;
117 virtual InputMethod* CreateInputMethod() OVERRIDE;
118 virtual internal::InputMethodDelegate* GetInputMethodDelegate() OVERRIDE;
119 virtual void CenterWindow(const gfx::Size& size) OVERRIDE;
120 virtual void GetWindowPlacement(
122 ui::WindowShowState* maximized) const OVERRIDE;
123 virtual bool SetWindowTitle(const base::string16& title) OVERRIDE;
124 virtual void SetWindowIcons(const gfx::ImageSkia& window_icon,
125 const gfx::ImageSkia& app_icon) OVERRIDE;
126 virtual void InitModalType(ui::ModalType modal_type) OVERRIDE;
127 virtual gfx::Rect GetWindowBoundsInScreen() const OVERRIDE;
128 virtual gfx::Rect GetClientAreaBoundsInScreen() const OVERRIDE;
129 virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
130 virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
131 virtual void SetSize(const gfx::Size& size) OVERRIDE;
132 virtual void StackAbove(gfx::NativeView native_view) OVERRIDE;
133 virtual void StackAtTop() OVERRIDE;
134 virtual void StackBelow(gfx::NativeView native_view) OVERRIDE;
135 virtual void SetShape(gfx::NativeRegion shape) OVERRIDE;
136 virtual void Close() OVERRIDE;
137 virtual void CloseNow() OVERRIDE;
138 virtual void Show() OVERRIDE;
139 virtual void Hide() OVERRIDE;
140 virtual void ShowMaximizedWithBounds(
141 const gfx::Rect& restored_bounds) OVERRIDE;
142 virtual void ShowWithWindowState(ui::WindowShowState state) OVERRIDE;
143 virtual bool IsVisible() const OVERRIDE;
144 virtual void Activate() OVERRIDE;
145 virtual void Deactivate() OVERRIDE;
146 virtual bool IsActive() const OVERRIDE;
147 virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE;
148 virtual bool IsAlwaysOnTop() const OVERRIDE;
149 virtual void Maximize() OVERRIDE;
150 virtual void Minimize() OVERRIDE;
151 virtual bool IsMaximized() const OVERRIDE;
152 virtual bool IsMinimized() const OVERRIDE;
153 virtual void Restore() OVERRIDE;
154 virtual void SetFullscreen(bool fullscreen) OVERRIDE;
155 virtual bool IsFullscreen() const OVERRIDE;
156 virtual void SetOpacity(unsigned char opacity) OVERRIDE;
157 virtual void SetUseDragFrame(bool use_drag_frame) OVERRIDE;
158 virtual void FlashFrame(bool flash_frame) OVERRIDE;
159 virtual void RunShellDrag(View* view,
160 const ui::OSExchangeData& data,
161 const gfx::Point& location,
163 ui::DragDropTypes::DragEventSource source) OVERRIDE;
164 virtual void SchedulePaintInRect(const gfx::Rect& rect) OVERRIDE;
165 virtual void SetCursor(gfx::NativeCursor cursor) OVERRIDE;
166 virtual bool IsMouseEventsEnabled() const OVERRIDE;
167 virtual void ClearNativeFocus() OVERRIDE;
168 virtual gfx::Rect GetWorkAreaBoundsInScreen() const OVERRIDE;
169 virtual Widget::MoveLoopResult RunMoveLoop(
170 const gfx::Vector2d& drag_offset,
171 Widget::MoveLoopSource source,
172 Widget::MoveLoopEscapeBehavior escape_behavior) OVERRIDE;
173 virtual void EndMoveLoop() OVERRIDE;
174 virtual void SetVisibilityChangedAnimationsEnabled(bool value) OVERRIDE;
175 virtual ui::NativeTheme* GetNativeTheme() const OVERRIDE;
176 virtual void OnRootViewLayout() const OVERRIDE;
178 // Overridden from aura::WindowDelegate:
179 virtual gfx::Size GetMinimumSize() const OVERRIDE;
180 virtual gfx::Size GetMaximumSize() const OVERRIDE;
181 virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
182 const gfx::Rect& new_bounds) OVERRIDE {}
183 virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE;
184 virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE;
185 virtual bool ShouldDescendIntoChildForEventHandling(
187 const gfx::Point& location) OVERRIDE;
188 virtual bool CanFocus() OVERRIDE;
189 virtual void OnCaptureLost() OVERRIDE;
190 virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
191 virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
192 virtual void OnWindowDestroying() OVERRIDE;
193 virtual void OnWindowDestroyed() OVERRIDE;
194 virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE;
195 virtual bool HasHitTestMask() const OVERRIDE;
196 virtual void GetHitTestMask(gfx::Path* mask) const OVERRIDE;
197 virtual void DidRecreateLayer(ui::Layer* old_layer,
198 ui::Layer* new_layer) OVERRIDE;
200 // Overridden from ui::EventHandler:
201 virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE;
202 virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE;
203 virtual void OnScrollEvent(ui::ScrollEvent* event) OVERRIDE;
204 virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE;
205 virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
207 // Overridden from aura::client::ActivationDelegate:
208 virtual bool ShouldActivate() const OVERRIDE;
210 // Overridden from aura::client::ActivationChangeObserver:
211 virtual void OnWindowActivated(aura::Window* gained_active,
212 aura::Window* lost_active) OVERRIDE;
214 // Overridden from aura::client::FocusChangeObserver:
215 virtual void OnWindowFocused(aura::Window* gained_focus,
216 aura::Window* lost_focus) OVERRIDE;
218 // Overridden from views::internal::InputMethodDelegate:
219 virtual void DispatchKeyEventPostIME(const ui::KeyEvent& key) OVERRIDE;
221 // Overridden from aura::client::DragDropDelegate:
222 virtual void OnDragEntered(const ui::DropTargetEvent& event) OVERRIDE;
223 virtual int OnDragUpdated(const ui::DropTargetEvent& event) OVERRIDE;
224 virtual void OnDragExited() OVERRIDE;
225 virtual int OnPerformDrop(const ui::DropTargetEvent& event) OVERRIDE;
227 // Overridden from aura::RootWindowObserver:
228 virtual void OnWindowTreeHostCloseRequested(
229 const aura::RootWindow* root) OVERRIDE;
230 virtual void OnWindowTreeHostResized(const aura::RootWindow* root) OVERRIDE;
231 virtual void OnWindowTreeHostMoved(const aura::RootWindow* root,
232 const gfx::Point& new_origin) OVERRIDE;
235 friend class FocusManagerEventHandler;
237 // Installs the input method filter.
238 void InstallInputMethodEventFilter();
240 // To save a clear on platforms where the window is never transparent, the
241 // window is only set as transparent when the glass frame is in use.
242 void UpdateWindowTransparency();
244 // See class documentation for Widget in widget.h for a note about ownership.
245 Widget::InitParams::Ownership ownership_;
247 scoped_ptr<DesktopCaptureClient> capture_client_;
249 // The NativeWidget owns the RootWindow. Required because the RootWindow owns
250 // its WindowTreeHost, so DesktopWindowTreeHost can't own it.
251 scoped_ptr<aura::RootWindow> root_window_;
253 // The following factory is used for calls to close the NativeWidgetAura
255 base::WeakPtrFactory<DesktopNativeWidgetAura> close_widget_factory_;
257 // Can we be made active?
260 // Ownership passed to RootWindow on Init.
261 DesktopWindowTreeHost* desktop_window_tree_host_;
263 // Child of the root, contains |content_window_|.
264 aura::Window* content_window_container_;
266 // Child of |content_window_container_|. This is the return value from
268 // WARNING: this may be NULL, in particular during shutdown it becomes NULL.
269 aura::Window* content_window_;
271 internal::NativeWidgetDelegate* native_widget_delegate_;
273 scoped_ptr<corewm::FocusController> focus_client_;
274 scoped_ptr<DesktopDispatcherClient> dispatcher_client_;
275 scoped_ptr<aura::client::ScreenPositionClient> position_client_;
276 scoped_ptr<aura::client::DragDropClient> drag_drop_client_;
277 scoped_ptr<aura::client::WindowTreeClient> window_tree_client_;
278 scoped_ptr<DesktopEventClient> event_client_;
279 scoped_ptr<FocusManagerEventHandler> focus_manager_event_handler_;
281 // Toplevel event filter which dispatches to other event filters.
282 corewm::CompoundEventFilter* root_window_event_filter_;
284 scoped_ptr<corewm::InputMethodEventFilter> input_method_event_filter_;
286 scoped_ptr<DropHelper> drop_helper_;
287 int last_drop_operation_;
289 scoped_ptr<corewm::TooltipController> tooltip_controller_;
290 scoped_ptr<TooltipManagerAura> tooltip_manager_;
292 scoped_ptr<views::corewm::VisibilityController> visibility_controller_;
294 scoped_ptr<views::corewm::WindowModalityController>
295 window_modality_controller_;
297 // See comments in OnLostActive().
298 bool restore_focus_on_activate_;
300 gfx::NativeCursor cursor_;
301 // We must manually reference count the number of users of |cursor_manager_|
302 // because the cursors created by |cursor_manager_| are shared among the
303 // DNWAs. We can't just stuff this in a LazyInstance because we need to
304 // destroy this as the last DNWA happens; we can't put it off until
305 // (potentially) after we tear down the X11 connection because that's a
307 static int cursor_reference_count_;
308 static views::corewm::CursorManager* cursor_manager_;
309 static views::DesktopNativeCursorManager* native_cursor_manager_;
311 scoped_ptr<corewm::ShadowController> shadow_controller_;
313 // Reorders child windows of |window_| associated with a view based on the
314 // order of the associated views in the widget's view hierarchy.
315 scoped_ptr<WindowReorderer> window_reorderer_;
317 // See class documentation for Widget in widget.h for a note about type.
318 Widget::InitParams::Type widget_type_;
320 DISALLOW_COPY_AND_ASSIGN(DesktopNativeWidgetAura);
325 #endif // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_WIDGET_AURA_H_