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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ | 5 #ifndef UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ |
| 6 #define UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ | 6 #define UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include "ui/views/views_export.h" | 9 #include "ui/views/views_export.h" |
| 10 | 10 |
| 11 namespace gfx { | 11 namespace gfx { |
| 12 class Point; | 12 class Point; |
| 13 } | 13 } |
| 14 | 14 |
| 15 namespace views { | 15 namespace views { |
| 16 class View; | 16 class View; |
| 17 | 17 |
| 18 enum GestureType { | |
| 19 GESTURE_TYPE_API, | |
| 20 GESTURE_TYPE_USER, | |
| 21 }; | |
| 22 | |
| 18 // ContextMenuController is responsible for showing the context menu for a | 23 // ContextMenuController is responsible for showing the context menu for a |
| 19 // View. To use a ContextMenuController invoke set_context_menu_controller on a | 24 // View. To use a ContextMenuController invoke set_context_menu_controller on a |
| 20 // View. When the appropriate user gesture occurs ShowContextMenu is invoked | 25 // View. When the appropriate user gesture occurs ShowContextMenu is invoked |
| 21 // on the ContextMenuController. | 26 // on the ContextMenuController. |
| 22 // | 27 // |
| 23 // Setting a ContextMenuController on a view makes the view process mouse | 28 // Setting a ContextMenuController on a view makes the view process mouse |
| 24 // events. | 29 // events. |
| 25 // | 30 // |
| 26 // It is up to subclasses that do their own mouse processing to invoke | 31 // It is up to subclasses that do their own mouse processing to invoke |
| 27 // the appropriate ContextMenuController method, typically by invoking super's | 32 // the appropriate ContextMenuController method, typically by invoking super's |
| 28 // implementation for mouse processing. | 33 // implementation for mouse processing. |
| 29 class VIEWS_EXPORT ContextMenuController { | 34 class VIEWS_EXPORT ContextMenuController { |
| 30 public: | 35 public: |
| 31 // Invoked to show the context menu for the source view. If |is_mouse_gesture| | 36 // Invoked to show the context menu for |source|. If |gesture_type| is |
| 32 // is true, |p| is the location of the mouse. If |is_mouse_gesture| is false, | 37 // GESTURE_TYPE_USER, |point| is the location of the mouse. Otherwise this |
| 33 // this method was not invoked by a mouse gesture and |p| is the recommended | 38 // method was not invoked by a mouse gesture and |point| is the recommended |
| 34 // location to show the menu at. | 39 // location to show the context menu at. |
| 35 // | 40 // |
| 36 // |p| is in screen coordinates. | 41 // |point| is in screen coordinates. |
| 37 virtual void ShowContextMenuForView(View* source, | 42 virtual void ShowContextMenuForView(View* source, |
| 38 const gfx::Point& p, | 43 const gfx::Point& point, |
| 39 bool is_mouse_gesture) = 0; | 44 GestureType gesture_type) = 0; |
|
tfarina
2012/03/09 19:23:29
Looks like this parameter isn't used at all. I mus
sky
2012/03/09 20:18:17
If that's true, nuke it.
| |
| 40 | 45 |
| 41 protected: | 46 protected: |
| 42 virtual ~ContextMenuController() {} | 47 virtual ~ContextMenuController() {} |
| 43 }; | 48 }; |
| 44 | 49 |
| 45 } // namespace views | 50 } // namespace views |
| 46 | 51 |
| 47 #endif // UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ | 52 #endif // UI_VIEWS_CONTEXT_MENU_CONTROLLER_H_ |
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