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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef MOJO_SERVICES_WINDOW_MANAGER_VIEW_TARGETER_H_ | |
6 #define MOJO_SERVICES_WINDOW_MANAGER_VIEW_TARGETER_H_ | |
7 | |
8 #include "ui/events/event_targeter.h" | |
9 | |
10 namespace mojo { | |
11 | |
12 class ViewTarget; | |
13 | |
14 class ViewTargeter : public ui::EventTargeter { | |
15 public: | |
16 ViewTargeter(); | |
17 ~ViewTargeter() override; | |
18 | |
19 protected: | |
20 // ui::EventTargeter: | |
21 ui::EventTarget* FindTargetForEvent(ui::EventTarget* root, | |
22 ui::Event* event) override; | |
23 ui::EventTarget* FindTargetForLocatedEvent(ui::EventTarget* root, | |
24 ui::LocatedEvent* event) override; | |
25 bool SubtreeCanAcceptEvent(ui::EventTarget* target, | |
26 const ui::LocatedEvent& event) const override; | |
27 bool EventLocationInsideBounds(ui::EventTarget* target, | |
28 const ui::LocatedEvent& event) const override; | |
29 | |
30 private: | |
31 // Targets either the root View or the currently focused view. | |
32 ViewTarget* FindTargetForKeyEvent(ViewTarget* view, const ui::KeyEvent& key); | |
33 | |
34 // Deals with cases where the |root_view| needs to change how things are | |
35 // dispatched. (For example, in the case of capture.) | |
36 ViewTarget* FindTargetInRootView(ViewTarget* root_view, | |
37 const ui::LocatedEvent& event); | |
38 | |
39 DISALLOW_COPY_AND_ASSIGN(ViewTargeter); | |
40 }; | |
41 | |
42 } // namespace mojo | |
43 | |
44 #endif // MOJO_SERVICES_WINDOW_MANAGER_VIEW_TARGETER_H_ | |
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