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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ | 5 #ifndef VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ |
| 6 #define VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ | 6 #define VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
| 11 #include "views/controls/menu/menu_item_view.h" | 11 #include "views/controls/menu/menu_item_view.h" |
| 12 | 12 |
| 13 namespace views { | 13 namespace views { |
| 14 | 14 |
| 15 class MenuButton; | 15 class MenuButton; |
| 16 class Widget; | 16 class Widget; |
| 17 | 17 |
| 18 // MenuRunner handles the lifetime of the root MenuItemView. MenuItemView runs a | 18 // MenuRunner handles the lifetime of the root MenuItemView. MenuItemView runs a |
| 19 // nested message loop, which means care must be taken when the MenuItemView | 19 // nested message loop, which means care must be taken when the MenuItemView |
| 20 // needs to be deleted. MenuRunner makes sure the menu is deleted after the | 20 // needs to be deleted. MenuRunner makes sure the menu is deleted after the |
| 21 // nested message loop completes. | 21 // nested message loop completes. |
| 22 // | 22 // |
| 23 // MenuRunner can be deleted at any time and will correctly handle deleting the | 23 // MenuRunner can be deleted at any time and will correctly handle deleting the |
| 24 // underlying menu. | 24 // underlying menu. |
| 25 // | 25 // |
| 26 // TODO: this is a work around for 57890. If we fix it this class shouldn't be | 26 // TODO: this is a work around for 57890. If we fix it this class shouldn't be |
| 27 // needed. | 27 // needed. |
| 28 class VIEWS_API MenuRunner { | 28 class VIEWS_EXPORT MenuRunner { |
| 29 public: | 29 public: |
| 30 explicit MenuRunner(MenuItemView* menu); | 30 explicit MenuRunner(MenuItemView* menu); |
| 31 ~MenuRunner(); | 31 ~MenuRunner(); |
| 32 | 32 |
| 33 // Runs the menu. | 33 // Runs the menu. |
| 34 void RunMenuAt(Widget* parent, | 34 void RunMenuAt(Widget* parent, |
| 35 MenuButton* button, | 35 MenuButton* button, |
| 36 const gfx::Rect& bounds, | 36 const gfx::Rect& bounds, |
| 37 MenuItemView::AnchorPosition anchor, | 37 MenuItemView::AnchorPosition anchor, |
| 38 bool has_mnemonics); | 38 bool has_mnemonics); |
| 39 | 39 |
| 40 private: | 40 private: |
| 41 class Holder; | 41 class Holder; |
| 42 | 42 |
| 43 Holder* holder_; | 43 Holder* holder_; |
| 44 | 44 |
| 45 DISALLOW_COPY_AND_ASSIGN(MenuRunner); | 45 DISALLOW_COPY_AND_ASSIGN(MenuRunner); |
| 46 }; | 46 }; |
| 47 | 47 |
| 48 } // namespace views | 48 } // namespace views |
| 49 | 49 |
| 50 #endif // VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ | 50 #endif // VIEWS_CONTROLS_MENU_MENU_RUNNER_H_ |
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