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1 // Copyright 2015 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_ANDROID_NATIVE_WIDGET_ANDROID_H_ | |
6 #define UI_VIEWS_WIDGET_ANDROID_NATIVE_WIDGET_ANDROID_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "base/memory/scoped_ptr.h" | |
10 #include "base/memory/weak_ptr.h" | |
11 #include "ui/aura/client/focus_change_observer.h" | |
12 #include "ui/aura/window_delegate.h" | |
13 #include "ui/aura/window_observer.h" | |
14 #include "ui/aura/window_tree_host_observer.h" | |
15 #include "ui/base/cursor/cursor.h" | |
16 #include "ui/events/event_constants.h" | |
17 #include "ui/views/views_export.h" | |
18 #include "ui/views/widget/native_widget_private.h" | |
19 #include "ui/wm/public/activation_change_observer.h" | |
20 #include "ui/wm/public/activation_delegate.h" | |
21 #include "ui/wm/public/drag_drop_delegate.h" | |
22 | |
23 namespace aura { | |
24 class Window; | |
25 class WindowTreeHost; | |
26 namespace client { | |
27 class DefaultCaptureClient; | |
28 class DispatcherClient; | |
29 class ScreenPositionClient; | |
30 class WindowTreeClient; | |
31 } | |
32 } | |
33 namespace gfx { | |
34 class FontList; | |
35 } | |
36 namespace wm { | |
37 class FocusController; | |
38 } | |
39 | |
40 namespace views { | |
41 | |
42 class TooltipManagerAura; | |
43 class WindowReorderer; | |
44 | |
45 // NativeWidgetAndroid creates and hosts the Widget in an Android native window. | |
46 // It is used to create a top level window on Android platform. | |
47 class VIEWS_EXPORT NativeWidgetAndroid | |
48 : public internal::NativeWidgetPrivate, | |
49 public aura::WindowDelegate, | |
50 public aura::client::ActivationDelegate, | |
51 public aura::client::ActivationChangeObserver, | |
52 public aura::client::FocusChangeObserver, | |
53 public aura::client::DragDropDelegate, | |
54 public aura::WindowTreeHostObserver { | |
55 public: | |
56 explicit NativeWidgetAndroid(internal::NativeWidgetDelegate* delegate); | |
57 | |
58 aura::WindowTreeHost* host() { return host_.get(); } | |
59 | |
60 // Overridden from internal::NativeWidgetPrivate: | |
61 void InitNativeWidget(const Widget::InitParams& params) override; | |
62 void OnWidgetInitDone() override; | |
63 NonClientFrameView* CreateNonClientFrameView() override; | |
64 bool ShouldUseNativeFrame() const override; | |
65 bool ShouldWindowContentsBeTransparent() const override; | |
66 void FrameTypeChanged() override; | |
67 Widget* GetWidget() override; | |
68 const Widget* GetWidget() const override; | |
69 gfx::NativeView GetNativeView() const override; | |
70 gfx::NativeWindow GetNativeWindow() const override; | |
71 Widget* GetTopLevelWidget() override; | |
72 const ui::Compositor* GetCompositor() const override; | |
73 const ui::Layer* GetLayer() const override; | |
74 void ReorderNativeViews() override; | |
75 void ViewRemoved(View* view) override; | |
76 void SetNativeWindowProperty(const char* name, void* value) override; | |
77 void* GetNativeWindowProperty(const char* name) const override; | |
78 TooltipManager* GetTooltipManager() const override; | |
79 void SetCapture() override; | |
80 void ReleaseCapture() override; | |
81 bool HasCapture() const override; | |
82 ui::InputMethod* GetInputMethod() override; | |
83 void CenterWindow(const gfx::Size& size) override; | |
84 void GetWindowPlacement(gfx::Rect* bounds, | |
85 ui::WindowShowState* maximized) const override; | |
86 bool SetWindowTitle(const base::string16& title) override; | |
87 void SetWindowIcons(const gfx::ImageSkia& window_icon, | |
88 const gfx::ImageSkia& app_icon) override; | |
89 void InitModalType(ui::ModalType modal_type) override; | |
90 gfx::Rect GetWindowBoundsInScreen() const override; | |
91 gfx::Rect GetClientAreaBoundsInScreen() const override; | |
92 gfx::Rect GetRestoredBounds() const override; | |
93 void SetBounds(const gfx::Rect& bounds) override; | |
94 void SetSize(const gfx::Size& size) override; | |
95 void StackAbove(gfx::NativeView native_view) override; | |
96 void StackAtTop() override; | |
97 void StackBelow(gfx::NativeView native_view) override; | |
98 void SetShape(SkRegion* shape) override; | |
99 void Close() override; | |
100 void CloseNow() override; | |
101 void Show() override; | |
102 void Hide() override; | |
103 void ShowMaximizedWithBounds(const gfx::Rect& restored_bounds) override; | |
104 void ShowWithWindowState(ui::WindowShowState state) override; | |
105 bool IsVisible() const override; | |
106 void Activate() override; | |
107 void Deactivate() override; | |
108 bool IsActive() const override; | |
109 void SetAlwaysOnTop(bool always_on_top) override; | |
110 bool IsAlwaysOnTop() const override; | |
111 void SetVisibleOnAllWorkspaces(bool always_visible) override; | |
112 void Maximize() override; | |
113 void Minimize() override; | |
114 bool IsMaximized() const override; | |
115 bool IsMinimized() const override; | |
116 void Restore() override; | |
117 void SetFullscreen(bool fullscreen) override; | |
118 bool IsFullscreen() const override; | |
119 void SetOpacity(unsigned char opacity) override; | |
120 void SetUseDragFrame(bool use_drag_frame) override; | |
121 void FlashFrame(bool flash_frame) override; | |
122 void RunShellDrag(View* view, | |
123 const ui::OSExchangeData& data, | |
124 const gfx::Point& location, | |
125 int operation, | |
126 ui::DragDropTypes::DragEventSource source) override; | |
127 void SchedulePaintInRect(const gfx::Rect& rect) override; | |
128 void SetCursor(gfx::NativeCursor cursor) override; | |
129 bool IsMouseEventsEnabled() const override; | |
130 void ClearNativeFocus() override; | |
131 gfx::Rect GetWorkAreaBoundsInScreen() const override; | |
132 Widget::MoveLoopResult RunMoveLoop( | |
133 const gfx::Vector2d& drag_offset, | |
134 Widget::MoveLoopSource source, | |
135 Widget::MoveLoopEscapeBehavior escape_behavior) override; | |
136 void EndMoveLoop() override; | |
137 void SetVisibilityChangedAnimationsEnabled(bool value) override; | |
138 void SetVisibilityAnimationDuration(const base::TimeDelta& duration) override; | |
139 void SetVisibilityAnimationTransition( | |
140 Widget::VisibilityTransition transition) override; | |
141 ui::NativeTheme* GetNativeTheme() const override; | |
142 void OnRootViewLayout() override; | |
143 bool IsTranslucentWindowOpacitySupported() const override; | |
144 void OnSizeConstraintsChanged() override; | |
145 void RepostNativeEvent(gfx::NativeEvent native_event) override; | |
146 | |
147 // Overridden from aura::WindowDelegate: | |
148 gfx::Size GetMinimumSize() const override; | |
149 gfx::Size GetMaximumSize() const override; | |
150 void OnBoundsChanged(const gfx::Rect& old_bounds, | |
151 const gfx::Rect& new_bounds) override; | |
152 gfx::NativeCursor GetCursor(const gfx::Point& point) override; | |
153 int GetNonClientComponent(const gfx::Point& point) const override; | |
154 bool ShouldDescendIntoChildForEventHandling( | |
155 aura::Window* child, | |
156 const gfx::Point& location) override; | |
157 bool CanFocus() override; | |
158 void OnCaptureLost() override; | |
159 void OnPaint(const ui::PaintContext& context) override; | |
160 void OnDeviceScaleFactorChanged(float device_scale_factor) override; | |
161 void OnWindowDestroying(aura::Window* window) override; | |
162 void OnWindowDestroyed(aura::Window* window) override; | |
163 void OnWindowTargetVisibilityChanged(bool visible) override; | |
164 bool HasHitTestMask() const override; | |
165 void GetHitTestMask(gfx::Path* mask) const override; | |
166 | |
167 // Overridden from ui::EventHandler: | |
168 void OnKeyEvent(ui::KeyEvent* event) override; | |
169 void OnMouseEvent(ui::MouseEvent* event) override; | |
170 void OnScrollEvent(ui::ScrollEvent* event) override; | |
171 void OnGestureEvent(ui::GestureEvent* event) override; | |
172 | |
173 // Overridden from aura::client::ActivationDelegate: | |
174 bool ShouldActivate() const override; | |
175 | |
176 // Overridden from aura::client::ActivationChangeObserver: | |
177 void OnWindowActivated( | |
178 aura::client::ActivationChangeObserver::ActivationReason reason, | |
179 aura::Window* gained_active, | |
180 aura::Window* lost_active) override; | |
181 | |
182 // Overridden from aura::client::FocusChangeObserver: | |
183 void OnWindowFocused(aura::Window* gained_focus, | |
184 aura::Window* lost_focus) override; | |
185 | |
186 // Overridden from aura::client::DragDropDelegate: | |
187 void OnDragEntered(const ui::DropTargetEvent& event) override; | |
188 int OnDragUpdated(const ui::DropTargetEvent& event) override; | |
189 void OnDragExited() override; | |
190 int OnPerformDrop(const ui::DropTargetEvent& event) override; | |
191 | |
192 // Overridden from aura::WindowTreeHostObserver: | |
193 void OnHostCloseRequested(const aura::WindowTreeHost* host) override; | |
194 void OnHostResized(const aura::WindowTreeHost* host) override; | |
195 void OnHostMoved(const aura::WindowTreeHost* host, | |
196 const gfx::Point& new_origin) override; | |
197 | |
198 protected: | |
199 ~NativeWidgetAndroid() override; | |
200 | |
201 internal::NativeWidgetDelegate* delegate() { return delegate_; } | |
202 | |
203 private: | |
204 class ActiveWindowObserver; | |
205 | |
206 bool IsDocked() const; | |
207 void SetInitialFocus(ui::WindowShowState show_state); | |
208 | |
209 internal::NativeWidgetDelegate* delegate_; | |
210 | |
211 // WARNING: set to NULL when destroyed. As the Widget is not necessarily | |
212 // destroyed along with |window_| all usage of |window_| should first verify | |
213 // non-NULL. | |
214 aura::Window* window_; | |
215 | |
216 // See class documentation for Widget in widget.h for a note about ownership. | |
217 Widget::InitParams::Ownership ownership_; | |
218 | |
219 // Are we in the destructor? | |
220 bool destroying_; | |
221 | |
222 gfx::NativeCursor cursor_; | |
223 | |
224 // The saved window state for exiting full screen state. | |
225 ui::WindowShowState saved_window_state_; | |
226 | |
227 scoped_ptr<TooltipManagerAura> tooltip_manager_; | |
228 | |
229 // Reorders child windows of |window_| associated with a view based on the | |
230 // order of the associated views in the widget's view hierarchy. | |
231 scoped_ptr<WindowReorderer> window_reorderer_; | |
232 | |
233 scoped_ptr<aura::WindowTreeHost> host_; | |
234 scoped_ptr<wm::FocusController> focus_client_; | |
235 scoped_ptr<aura::client::DefaultCaptureClient> capture_client_; | |
236 scoped_ptr<aura::client::WindowTreeClient> window_tree_client_; | |
237 scoped_ptr<aura::client::ScreenPositionClient> screen_position_client_; | |
238 scoped_ptr<aura::client::DispatcherClient> dispatcher_client_; | |
239 | |
240 // The following factory is used for calls to close the | |
241 // NativeWidgetAndroid instance. | |
242 base::WeakPtrFactory<NativeWidgetAndroid> close_widget_factory_; | |
243 | |
244 DISALLOW_COPY_AND_ASSIGN(NativeWidgetAndroid); | |
245 }; | |
246 | |
247 } // namespace views | |
248 | |
249 #endif // UI_VIEWS_WIDGET_ANDROID_NATIVE_WIDGET_ANDROID_H_ | |
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