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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_UI_FRAME_MULTITASK_MENU_SPLIT_BUTTON_VIEW_H_
#define CHROMEOS_UI_FRAME_MULTITASK_MENU_SPLIT_BUTTON_VIEW_H_
#include "base/memory/raw_ptr.h"
#include "chromeos/ui/frame/caption_buttons/snap_controller.h"
#include "chromeos/ui/frame/multitask_menu/multitask_menu_constants.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/layout/box_layout_view.h"
#include "ui/views/view.h"
namespace chromeos {
// A button view with 2 divided buttons, left/top and right/bottom. On click,
// each button will either snap primary or snap secondary, depending on the
// location of the button and the orientation of the device.
class SplitButtonView : public views::BoxLayoutView {
METADATA_HEADER(SplitButtonView, views::BoxLayoutView)
public:
enum class SplitButtonType {
kHalfButtons,
kPartialButtons,
};
using SplitButtonCallback = base::RepeatingCallback<void(SnapDirection)>;
SplitButtonView(SplitButtonType type,
SplitButtonCallback split_button_callback,
aura::Window* window,
bool is_portrait_mode);
SplitButtonView(const SplitButtonView&) = delete;
SplitButtonView& operator=(const SplitButtonView&) = delete;
~SplitButtonView() override = default;
// Updates the split button layout and a11y names. The split button callbacks
// will be updated in MultitaskMenuView.
void UpdateButtons(bool is_portrait_mode, bool is_reversed);
views::Button* GetLeftTopButton();
views::Button* GetRightBottomButton();
private:
class SplitButton;
// Called when either button is hovered or pressed. Updates button colors.
void OnButtonHoveredOrPressed();
// views::View:
void OnPaint(gfx::Canvas* canvas) override;
void OnThemeChanged() override;
// Pointers to the buttons that are owned by the views hierarchy. The names
// refer to the physical location of the button, which do not change in RTL
// languages.
raw_ptr<SplitButton> left_top_button_ = nullptr;
raw_ptr<SplitButton> right_bottom_button_ = nullptr;
const SplitButtonType type_;
SkColor border_color_ = SK_ColorTRANSPARENT;
SkColor fill_color_ = SK_ColorTRANSPARENT;
};
} // namespace chromeos
#endif // CHROMEOS_UI_FRAME_MULTITASK_MENU_SPLIT_BUTTON_VIEW_H_
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