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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef UI_AURA_WINDOW_EVENT_DISPATCHER_H_ | 5 #ifndef UI_AURA_WINDOW_EVENT_DISPATCHER_H_ |
| 6 #define UI_AURA_WINDOW_EVENT_DISPATCHER_H_ | 6 #define UI_AURA_WINDOW_EVENT_DISPATCHER_H_ |
| 7 | 7 |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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| 161 // from root window hierarchy, via SetVisible(false) or being destroyed. | 161 // from root window hierarchy, via SetVisible(false) or being destroyed. |
| 162 // |reason| specifies what triggered the hiding. Note that becoming invisible | 162 // |reason| specifies what triggered the hiding. Note that becoming invisible |
| 163 // will cause a window to lose capture and some windows may destroy themselves | 163 // will cause a window to lose capture and some windows may destroy themselves |
| 164 // on capture (like DragDropTracker). | 164 // on capture (like DragDropTracker). |
| 165 void OnWindowHidden(Window* invisible, WindowHiddenReason reason); | 165 void OnWindowHidden(Window* invisible, WindowHiddenReason reason); |
| 166 | 166 |
| 167 // Returns a target window for the given gesture event. | 167 // Returns a target window for the given gesture event. |
| 168 Window* GetGestureTarget(ui::GestureEvent* event); | 168 Window* GetGestureTarget(ui::GestureEvent* event); |
| 169 | 169 |
| 170 // Overridden from aura::client::CaptureDelegate: | 170 // Overridden from aura::client::CaptureDelegate: |
| 171 virtual void UpdateCapture(Window* old_capture, Window* new_capture) OVERRIDE; | 171 virtual void UpdateCapture(Window* old_capture, Window* new_capture) override; |
| 172 virtual void OnOtherRootGotCapture() OVERRIDE; | 172 virtual void OnOtherRootGotCapture() override; |
| 173 virtual void SetNativeCapture() OVERRIDE; | 173 virtual void SetNativeCapture() override; |
| 174 virtual void ReleaseNativeCapture() OVERRIDE; | 174 virtual void ReleaseNativeCapture() override; |
| 175 | 175 |
| 176 // Overridden from ui::EventProcessor: | 176 // Overridden from ui::EventProcessor: |
| 177 virtual ui::EventTarget* GetRootTarget() OVERRIDE; | 177 virtual ui::EventTarget* GetRootTarget() override; |
| 178 virtual void OnEventProcessingStarted(ui::Event* event) OVERRIDE; | 178 virtual void OnEventProcessingStarted(ui::Event* event) override; |
| 179 | 179 |
| 180 // Overridden from ui::EventDispatcherDelegate. | 180 // Overridden from ui::EventDispatcherDelegate. |
| 181 virtual bool CanDispatchToTarget(ui::EventTarget* target) OVERRIDE; | 181 virtual bool CanDispatchToTarget(ui::EventTarget* target) override; |
| 182 virtual ui::EventDispatchDetails PreDispatchEvent(ui::EventTarget* target, | 182 virtual ui::EventDispatchDetails PreDispatchEvent(ui::EventTarget* target, |
| 183 ui::Event* event) OVERRIDE; | 183 ui::Event* event) override; |
| 184 virtual ui::EventDispatchDetails PostDispatchEvent( | 184 virtual ui::EventDispatchDetails PostDispatchEvent( |
| 185 ui::EventTarget* target, const ui::Event& event) OVERRIDE; | 185 ui::EventTarget* target, const ui::Event& event) override; |
| 186 | 186 |
| 187 // Overridden from ui::GestureEventHelper. | 187 // Overridden from ui::GestureEventHelper. |
| 188 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) OVERRIDE; | 188 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) override; |
| 189 virtual void DispatchGestureEvent(ui::GestureEvent* event) OVERRIDE; | 189 virtual void DispatchGestureEvent(ui::GestureEvent* event) override; |
| 190 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE; | 190 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) override; |
| 191 | 191 |
| 192 // Overridden from WindowObserver: | 192 // Overridden from WindowObserver: |
| 193 virtual void OnWindowDestroying(Window* window) OVERRIDE; | 193 virtual void OnWindowDestroying(Window* window) override; |
| 194 virtual void OnWindowDestroyed(Window* window) OVERRIDE; | 194 virtual void OnWindowDestroyed(Window* window) override; |
| 195 virtual void OnWindowAddedToRootWindow(Window* window) OVERRIDE; | 195 virtual void OnWindowAddedToRootWindow(Window* window) override; |
| 196 virtual void OnWindowRemovingFromRootWindow(Window* window, | 196 virtual void OnWindowRemovingFromRootWindow(Window* window, |
| 197 Window* new_root) OVERRIDE; | 197 Window* new_root) override; |
| 198 virtual void OnWindowVisibilityChanging(Window* window, | 198 virtual void OnWindowVisibilityChanging(Window* window, |
| 199 bool visible) OVERRIDE; | 199 bool visible) override; |
| 200 virtual void OnWindowVisibilityChanged(Window* window, bool visible) OVERRIDE; | 200 virtual void OnWindowVisibilityChanged(Window* window, bool visible) override; |
| 201 virtual void OnWindowBoundsChanged(Window* window, | 201 virtual void OnWindowBoundsChanged(Window* window, |
| 202 const gfx::Rect& old_bounds, | 202 const gfx::Rect& old_bounds, |
| 203 const gfx::Rect& new_bounds) OVERRIDE; | 203 const gfx::Rect& new_bounds) override; |
| 204 virtual void OnWindowTransforming(Window* window) OVERRIDE; | 204 virtual void OnWindowTransforming(Window* window) override; |
| 205 virtual void OnWindowTransformed(Window* window) OVERRIDE; | 205 virtual void OnWindowTransformed(Window* window) override; |
| 206 | 206 |
| 207 // Overridden from EnvObserver: | 207 // Overridden from EnvObserver: |
| 208 virtual void OnWindowInitialized(Window* window) OVERRIDE; | 208 virtual void OnWindowInitialized(Window* window) override; |
| 209 | 209 |
| 210 // We hold and aggregate mouse drags and touch moves as a way of throttling | 210 // We hold and aggregate mouse drags and touch moves as a way of throttling |
| 211 // resizes when HoldMouseMoves() is called. The following methods are used to | 211 // resizes when HoldMouseMoves() is called. The following methods are used to |
| 212 // dispatch held and newly incoming mouse and touch events, typically when an | 212 // dispatch held and newly incoming mouse and touch events, typically when an |
| 213 // event other than one of these needs dispatching or a matching | 213 // event other than one of these needs dispatching or a matching |
| 214 // ReleaseMouseMoves()/ReleaseTouchMoves() is called. NOTE: because these | 214 // ReleaseMouseMoves()/ReleaseTouchMoves() is called. NOTE: because these |
| 215 // methods dispatch events from WindowTreeHost the coordinates are in terms of | 215 // methods dispatch events from WindowTreeHost the coordinates are in terms of |
| 216 // the root. | 216 // the root. |
| 217 ui::EventDispatchDetails DispatchHeldEvents() WARN_UNUSED_RESULT; | 217 ui::EventDispatchDetails DispatchHeldEvents() WARN_UNUSED_RESULT; |
| 218 | 218 |
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| 263 | 263 |
| 264 // Used to schedule DispatchHeldEvents() when |move_hold_count_| goes to 0. | 264 // Used to schedule DispatchHeldEvents() when |move_hold_count_| goes to 0. |
| 265 base::WeakPtrFactory<WindowEventDispatcher> held_event_factory_; | 265 base::WeakPtrFactory<WindowEventDispatcher> held_event_factory_; |
| 266 | 266 |
| 267 DISALLOW_COPY_AND_ASSIGN(WindowEventDispatcher); | 267 DISALLOW_COPY_AND_ASSIGN(WindowEventDispatcher); |
| 268 }; | 268 }; |
| 269 | 269 |
| 270 } // namespace aura | 270 } // namespace aura |
| 271 | 271 |
| 272 #endif // UI_AURA_WINDOW_EVENT_DISPATCHER_H_ | 272 #endif // UI_AURA_WINDOW_EVENT_DISPATCHER_H_ |
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