| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_SHELF_INK_DROP_BUTTON_LISTENER_H_ |
| #define ASH_SHELF_INK_DROP_BUTTON_LISTENER_H_ |
| |
| #include "ash/ash_export.h" |
| |
| namespace ui { |
| class Event; |
| } |
| |
| namespace views { |
| class Button; |
| class InkDrop; |
| } |
| |
| namespace ash { |
| |
| // An interface used by buttons on shelf to notify ShelfView when they are |
| // pressed. |ink_drop| is used to do appropriate ink drop animation based on the |
| // action performed. |
| // TODO(mohsen): A better approach would be to return a value indicating the |
| // type of action performed such that the button can animate the ink drop. |
| // Currently, it is not possible because showing menu is synchronous and blocks |
| // the call. Fix this after menu is converted to synchronous. Long-term, the |
| // return value can be merged into ButtonListener. |
| class ASH_EXPORT InkDropButtonListener { |
| public: |
| virtual void ButtonPressed(views::Button* sender, |
| const ui::Event& event, |
| views::InkDrop* ink_drop) = 0; |
| |
| protected: |
| virtual ~InkDropButtonListener() {} |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELF_INK_DROP_BUTTON_LISTENER_H_ |