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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_ | |
6 #define UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_ | |
7 | |
8 #include "ui/views/controls/menu/menu_runner.h" | |
9 | |
10 namespace views { | |
11 | |
12 class MenuItemView; | |
13 | |
14 namespace internal { | |
15 | |
16 // An abstract interface for menu runner implementations. | |
17 // Invoke Release() to destroy. Release() deletes immediately if the menu isn't | |
18 // showing. If the menu is showing Release() cancels the menu and when the | |
19 // nested RunMenuAt() call returns deletes itself and the menu. | |
20 class MenuRunnerImplInterface { | |
21 public: | |
22 // Creates a concrete instance for running |menu_model|. | |
23 // |run_types| is a bitmask of MenuRunner::RunTypes. | |
24 static MenuRunnerImplInterface* Create(ui::MenuModel* menu_model, | |
25 int32 run_types); | |
26 | |
27 // Returns the menu view, or NULL if the runner doesn't use a MenuItemView to | |
28 // run the menu. | |
29 virtual MenuItemView* GetMenu() const = 0; | |
30 | |
31 // Returns true if we're in a nested message loop running the menu. | |
32 virtual bool IsRunning() const = 0; | |
33 | |
34 // See description above class for details. | |
35 virtual void Release() = 0; | |
36 | |
37 // Runs the menu. See MenuRunner::RunMenuAt for more details. | |
38 virtual MenuRunner::RunResult RunMenuAt(Widget* parent, | |
39 MenuButton* button, | |
40 const gfx::Rect& bounds, | |
41 MenuAnchorPosition anchor, | |
42 int32 run_types) | |
43 WARN_UNUSED_RESULT = 0; | |
44 | |
45 // Hides and cancels the menu. | |
46 virtual void Cancel() = 0; | |
47 | |
48 // Returns the time from the event which closed the menu - or 0. | |
49 virtual base::TimeDelta GetClosingEventTime() const = 0; | |
50 }; | |
sky
2014/07/14 21:02:22
Add protected destructor.
Andre
2014/07/14 22:59:43
Done.
| |
51 | |
52 } // namespace internal | |
53 } // namespace views | |
54 | |
55 #endif // UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_ | |
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