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// 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/compiler_specific.h"
#include "base/macros.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/views/controls/button/custom_button.h"
namespace ash {
class Shelf;
// Shelf overflow chevron button.
class OverflowButton : public views::CustomButton {
public:
OverflowButton(views::ButtonListener* listener, Shelf* shelf);
~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_;
Shelf* shelf_;
DISALLOW_COPY_AND_ASSIGN(OverflowButton);
};
} // namespace ash
#endif // ASH_SHELF_OVERFLOW_BUTTON_H_
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