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.
5 #ifndef UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_
6 #define UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_
8 #include "ui/views/controls/menu/menu_runner.h"
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
{
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
,
27 // Returns true if we're in a nested message loop running the menu.
28 virtual bool IsRunning() const = 0;
30 // See description above class for details.
31 virtual void Release() = 0;
33 // Runs the menu. See MenuRunner::RunMenuAt for more details.
34 virtual MenuRunner::RunResult
RunMenuAt(Widget
* parent
,
36 const gfx::Rect
& bounds
,
37 MenuAnchorPosition anchor
,
39 WARN_UNUSED_RESULT
= 0;
41 // Hides and cancels the menu.
42 virtual void Cancel() = 0;
44 // Returns the time from the event which closed the menu - or 0.
45 virtual base::TimeDelta
GetClosingEventTime() const = 0;
48 // Call Release() to delete.
49 virtual ~MenuRunnerImplInterface() {}
52 } // namespace internal
55 #endif // UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_INTERFACE_H_