| // Copyright 2013 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_OVERFLOW_BUTTON_H_ |
| #define ASH_SHELF_OVERFLOW_BUTTON_H_ |
| |
| #include "ash/shelf/shelf_types.h" |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "ui/gfx/image/image_skia.h" |
| #include "ui/views/controls/button/custom_button.h" |
| |
| namespace ash { |
| |
| // Shelf overflow chevron button. |
| class OverflowButton : public views::CustomButton { |
| public: |
| explicit OverflowButton(views::ButtonListener* listener); |
| ~OverflowButton() override; |
| |
| void OnShelfAlignmentChanged(); |
| |
| private: |
| void PaintBackground(gfx::Canvas* canvas, int alpha); |
| |
| // views::View overrides: |
| void OnPaint(gfx::Canvas* canvas) override; |
| |
| // Left and right images are rotations of bottom_image and are |
| // owned by the overflow button. |
| gfx::ImageSkia left_image_; |
| gfx::ImageSkia right_image_; |
| // Bottom image is owned by the resource bundle. |
| const gfx::ImageSkia* bottom_image_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OverflowButton); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELF_OVERFLOW_BUTTON_H_ |