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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_VIEWS_VIEW_TARGETER_H_ | 5 #ifndef UI_VIEWS_VIEW_TARGETER_H_ |
| 6 #define UI_VIEWS_VIEW_TARGETER_H_ | 6 #define UI_VIEWS_VIEW_TARGETER_H_ |
| 7 | 7 |
| 8 #include "ui/events/event_targeter.h" | 8 #include "ui/events/event_targeter.h" |
| 9 #include "ui/views/views_export.h" | 9 #include "ui/views/views_export.h" |
| 10 | 10 |
| (...skipping 18 matching lines...) Expand all Loading... |
| 29 | 29 |
| 30 // A call-through to TargetForRect() on |delegate_|. | 30 // A call-through to TargetForRect() on |delegate_|. |
| 31 View* TargetForRect(View* root, const gfx::Rect& rect) const; | 31 View* TargetForRect(View* root, const gfx::Rect& rect) const; |
| 32 | 32 |
| 33 protected: | 33 protected: |
| 34 // ui::EventTargeter: | 34 // ui::EventTargeter: |
| 35 ui::EventTarget* FindTargetForEvent(ui::EventTarget* root, | 35 ui::EventTarget* FindTargetForEvent(ui::EventTarget* root, |
| 36 ui::Event* event) override; | 36 ui::Event* event) override; |
| 37 ui::EventTarget* FindNextBestTarget(ui::EventTarget* previous_target, | 37 ui::EventTarget* FindNextBestTarget(ui::EventTarget* previous_target, |
| 38 ui::Event* event) override; | 38 ui::Event* event) override; |
| 39 bool SubtreeCanAcceptEvent(ui::EventTarget* target, | |
| 40 const ui::LocatedEvent& event) const override; | |
| 41 bool EventLocationInsideBounds(ui::EventTarget* target, | |
| 42 const ui::LocatedEvent& event) const override; | |
| 43 | 39 |
| 44 private: | 40 private: |
| 45 View* FindTargetForKeyEvent(View* root, const ui::KeyEvent& key); | 41 View* FindTargetForKeyEvent(View* root, const ui::KeyEvent& key); |
| 46 View* FindTargetForScrollEvent(View* root, const ui::ScrollEvent& scroll); | 42 View* FindTargetForScrollEvent(View* root, const ui::ScrollEvent& scroll); |
| 47 | 43 |
| 48 virtual View* FindTargetForGestureEvent(View* root, | 44 virtual View* FindTargetForGestureEvent(View* root, |
| 49 const ui::GestureEvent& gesture); | 45 const ui::GestureEvent& gesture); |
| 50 virtual ui::EventTarget* FindNextBestTargetForGestureEvent( | 46 virtual ui::EventTarget* FindNextBestTargetForGestureEvent( |
| 51 ui::EventTarget* previous_target, | 47 ui::EventTarget* previous_target, |
| 52 const ui::GestureEvent& gesture); | 48 const ui::GestureEvent& gesture); |
| 53 | 49 |
| 54 // ViewTargeter does not own the |delegate_|, but |delegate_| must | 50 // ViewTargeter does not own the |delegate_|, but |delegate_| must |
| 55 // outlive the targeter. | 51 // outlive the targeter. |
| 56 ViewTargeterDelegate* delegate_; | 52 ViewTargeterDelegate* delegate_; |
| 57 | 53 |
| 58 DISALLOW_COPY_AND_ASSIGN(ViewTargeter); | 54 DISALLOW_COPY_AND_ASSIGN(ViewTargeter); |
| 59 }; | 55 }; |
| 60 | 56 |
| 61 } // namespace views | 57 } // namespace views |
| 62 | 58 |
| 63 #endif // UI_VIEWS_VIEW_TARGETER_H_ | 59 #endif // UI_VIEWS_VIEW_TARGETER_H_ |
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