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// 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_COMMON_SYSTEM_TRAY_SYSTEM_MENU_BUTTON_H_
#define ASH_COMMON_SYSTEM_TRAY_SYSTEM_MENU_BUTTON_H_
#include "ash/resources/vector_icons/vector_icons.h"
#include "base/macros.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/button/image_button.h"
namespace ash {
// A 48x48 image button with a material design ripple effect, which can be
// used across Ash material design native UI menus.
// TODO(tdanderson): Deprecate TrayPopupHeaderButton in favor of
// SystemMenuButton once material design is enabled by default. See
// crbug.com/614453.
class SystemMenuButton : public views::ImageButton {
public:
// The different ink drop styles that can be used.
enum class InkDropStyle {
// Despite the poor name this style actually displays as a circle. It is
// typically used for buttons that the user doesn't need to know the exact
// targetable rect and they are expected to target an icon centered in the
// targetable space.
SQUARE,
// Typically used for buttons that should indicate to the user what the
// actual targetable bounds are. e.g. a row of buttons separated with
// separators.
FLOOD_FILL
};
// Constructs the button with |listener| and a centered icon corresponding to
// |normal_icon| when button is enabled and |disabled_icon| when it is
// disabled. |ink_drop_style| specifies which flavor of the ink drop should be
// used. |accessible_name_id| corresponds to the string in ui::ResourceBundle
// to use for the button's accessible and tooltip text.
SystemMenuButton(views::ButtonListener* listener,
InkDropStyle ink_drop_style,
gfx::ImageSkia normal_icon,
gfx::ImageSkia disabled_icon,
int accessible_name_id);
// Similar to the above constructor. Just gets a single vector icon and
// creates the normal and disabled icons based on that using default menu icon
// colors.
SystemMenuButton(views::ButtonListener* listener,
InkDropStyle ink_drop_style,
const gfx::VectorIcon& icon,
int accessible_name_id);
~SystemMenuButton() override;
// views::ImageButton:
std::unique_ptr<views::InkDrop> CreateInkDrop() override;
std::unique_ptr<views::InkDropRipple> CreateInkDropRipple() const override;
std::unique_ptr<views::InkDropHighlight> CreateInkDropHighlight()
const override;
private:
// Returns the size that the ink drop should be constructed with.
gfx::Size GetInkDropSize() const;
// Defines the flavor of ink drop ripple/highlight that should be constructed.
InkDropStyle ink_drop_style_;
DISALLOW_COPY_AND_ASSIGN(SystemMenuButton);
};
} // namespace ash
#endif // ASH_COMMON_SYSTEM_TRAY_SYSTEM_MENU_BUTTON_H_