OLD | NEW |
1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 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 SERVICES_UI_PUBLIC_CPP_WINDOW_TREE_CLIENT_OBSERVER_H_ | 5 #ifndef UI_AURA_MUS_WINDOW_TREE_CLIENT_OBSERVER_H_ |
6 #define SERVICES_UI_PUBLIC_CPP_WINDOW_TREE_CLIENT_OBSERVER_H_ | 6 #define UI_AURA_MUS_WINDOW_TREE_CLIENT_OBSERVER_H_ |
7 | 7 |
8 namespace ui { | 8 #include "ui/aura/aura_export.h" |
| 9 |
| 10 namespace aura { |
9 | 11 |
10 class Window; | 12 class Window; |
11 class WindowTreeClient; | 13 class WindowTreeClient; |
12 | 14 |
13 class WindowTreeClientObserver { | 15 class AURA_EXPORT WindowTreeClientObserver { |
14 public: | 16 public: |
15 virtual void OnWindowTreeFocusChanged(Window* gained_focus, | |
16 Window* lost_focus) {} | |
17 | |
18 virtual void OnWindowTreeCaptureChanged(Window* gained_capture, | |
19 Window* lost_capture) {} | |
20 | |
21 // Called early on in the destructor of WindowTreeClient; before any windows | 17 // Called early on in the destructor of WindowTreeClient; before any windows |
22 // have been destroyed. | 18 // have been destroyed. |
23 virtual void OnWillDestroyClient(WindowTreeClient* client) {} | 19 virtual void OnWillDestroyClient(WindowTreeClient* client) {} |
24 | 20 |
25 // Called at the end of WindowTreeClient's destructor. At this point | 21 // Called at the end of WindowTreeClient's destructor. At this point |
26 // observers should drop all references to |client|. | 22 // observers should drop all references to |client|. |
27 virtual void OnDidDestroyClient(WindowTreeClient* client) {} | 23 virtual void OnDidDestroyClient(WindowTreeClient* client) {} |
28 | 24 |
29 protected: | 25 protected: |
30 virtual ~WindowTreeClientObserver() {} | 26 virtual ~WindowTreeClientObserver() {} |
31 }; | 27 }; |
32 | 28 |
33 } // namespace ui | 29 } // namespace aura |
34 | 30 |
35 #endif // SERVICES_UI_PUBLIC_CPP_WINDOW_TREE_CLIENT_OBSERVER_H_ | 31 #endif // UI_AURA_MUS_WINDOW_TREE_CLIENT_OBSERVER_H_ |
OLD | NEW |