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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 MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ | 5 #ifndef MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ |
6 #define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ | 6 #define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 | 11 |
12 #include "mojo/services/input_events/public/interfaces/input_events.mojom.h" | 12 #include "input_events/public/interfaces/input_events.mojom.h" |
13 #include "mojo/services/view_manager/public/cpp/view.h" | 13 #include "view_manager/public/cpp/view.h" |
14 | 14 |
15 namespace mojo { | 15 namespace mojo { |
16 | 16 |
17 class View; | 17 class View; |
18 | 18 |
19 // A note on -ing and -ed suffixes: | 19 // A note on -ing and -ed suffixes: |
20 // | 20 // |
21 // -ing methods are called before changes are applied to the local view model. | 21 // -ing methods are called before changes are applied to the local view model. |
22 // -ed methods are called after changes are applied to the local view model. | 22 // -ed methods are called after changes are applied to the local view model. |
23 // | 23 // |
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94 virtual void OnViewDrawnChanging(View* view) {} | 94 virtual void OnViewDrawnChanging(View* view) {} |
95 virtual void OnViewDrawnChanged(View* view) {} | 95 virtual void OnViewDrawnChanged(View* view) {} |
96 | 96 |
97 protected: | 97 protected: |
98 virtual ~ViewObserver() {} | 98 virtual ~ViewObserver() {} |
99 }; | 99 }; |
100 | 100 |
101 } // namespace mojo | 101 } // namespace mojo |
102 | 102 |
103 #endif // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ | 103 #endif // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_OBSERVER_H_ |
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