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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef COMPONENTS_VIEW_MANAGER_SURFACES_DISPLAY_DELEGATE_H_ | |
| 6 #define COMPONENTS_VIEW_MANAGER_SURFACES_DISPLAY_DELEGATE_H_ | |
| 7 | |
| 8 namespace surfaces { | |
| 9 | |
| 10 class DisplayImpl; | |
| 11 | |
| 12 // A DisplayDelegate is an object that tracks the lifetime of a DisplayImpl | |
| 13 // object. | |
| 14 class DisplayDelegate { | |
| 15 public: | |
| 16 virtual void OnDisplayCreated(DisplayImpl* display) = 0; | |
| 17 virtual void OnDisplayConnectionClosed(DisplayImpl* display) = 0; | |
| 18 | |
| 19 protected: | |
| 20 virtual ~DisplayDelegate() {} | |
| 21 }; | |
| 22 | |
| 23 } // namespace surfaces | |
| 24 | |
| 25 #endif // COMPONENTS_VIEW_MANAGER_SURFACES_DISPLAY_DELEGATE_H_ | |
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