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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_NODE_DELEGATE_H_ | 5 #ifndef MOJO_SERVICES_VIEW_MANAGER_NODE_DELEGATE_H_ |
| 6 #define MOJO_SERVICES_VIEW_MANAGER_NODE_DELEGATE_H_ | 6 #define MOJO_SERVICES_VIEW_MANAGER_NODE_DELEGATE_H_ |
| 7 | 7 |
| 8 #include "mojo/services/view_manager/view_manager_export.h" | 8 #include "mojo/services/view_manager/view_manager_export.h" |
| 9 | 9 |
| 10 namespace ui { | 10 namespace ui { |
| 11 class Event; | 11 class Event; |
|
sky
2014/08/15 18:03:56
You can remove this now.
| |
| 12 } | 12 } |
| 13 | 13 |
| 14 namespace gfx { | 14 namespace gfx { |
| 15 class Rect; | 15 class Rect; |
| 16 } | 16 } |
| 17 | 17 |
| 18 namespace mojo { | 18 namespace mojo { |
| 19 namespace service { | 19 namespace service { |
| 20 | 20 |
| 21 class Node; | 21 class Node; |
| 22 | 22 |
| 23 class MOJO_VIEW_MANAGER_EXPORT NodeDelegate { | 23 class MOJO_VIEW_MANAGER_EXPORT NodeDelegate { |
| 24 public: | 24 public: |
| 25 // Invoked at the end of the Node's destructor (after it has been removed from | 25 // Invoked at the end of the Node's destructor (after it has been removed from |
| 26 // the hierarchy and its active view has been reset). | 26 // the hierarchy and its active view has been reset). |
| 27 virtual void OnNodeDestroyed(const Node* node) = 0; | 27 virtual void OnNodeDestroyed(const Node* node) = 0; |
| 28 | 28 |
| 29 // Invoked when the hierarchy has changed. | 29 // Invoked when the hierarchy has changed. |
| 30 virtual void OnNodeHierarchyChanged(const Node* node, | 30 virtual void OnNodeHierarchyChanged(const Node* node, |
| 31 const Node* new_parent, | 31 const Node* new_parent, |
| 32 const Node* old_parent) = 0; | 32 const Node* old_parent) = 0; |
| 33 | 33 |
| 34 virtual void OnNodeBoundsChanged(const Node* node, | 34 virtual void OnNodeBoundsChanged(const Node* node, |
| 35 const gfx::Rect& old_bounds, | 35 const gfx::Rect& old_bounds, |
| 36 const gfx::Rect& new_bounds) = 0; | 36 const gfx::Rect& new_bounds) = 0; |
| 37 | 37 |
| 38 // Invoked when an input event is received by a node. | |
| 39 virtual void OnNodeInputEvent(const Node* node, | |
| 40 const ui::Event* event) = 0; | |
| 41 | |
| 42 protected: | 38 protected: |
| 43 virtual ~NodeDelegate() {} | 39 virtual ~NodeDelegate() {} |
| 44 }; | 40 }; |
| 45 | 41 |
| 46 } // namespace service | 42 } // namespace service |
| 47 } // namespace mojo | 43 } // namespace mojo |
| 48 | 44 |
| 49 #endif // MOJO_SERVICES_VIEW_MANAGER_NODE_DELEGATE_H_ | 45 #endif // MOJO_SERVICES_VIEW_MANAGER_NODE_DELEGATE_H_ |
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