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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SELECT_TO_SPEAK_SPEED_VIEW_H_
#define ASH_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SELECT_TO_SPEAK_SPEED_VIEW_H_
#include "ash/ash_export.h"
#include "ash/system/tray/view_click_listener.h"
#include "base/memory/raw_ptr.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/events/event.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/layout/box_layout_view.h"
#include "ui/views/metadata/view_factory.h"
namespace ash {
// View for the Select-to-Speak reading speed (speech rate) selection list.
class SelectToSpeakSpeedView : public views::BoxLayoutView,
public ViewClickListener {
METADATA_HEADER(SelectToSpeakSpeedView, views::BoxLayoutView)
public:
class ASH_EXPORT Delegate {
public:
Delegate() {}
virtual ~Delegate() {}
Delegate(const Delegate&) = delete;
Delegate& operator=(const Delegate&) = delete;
virtual void OnSpeechRateSelected(double speech_rate) = 0;
};
SelectToSpeakSpeedView(Delegate* delegate, double initial_speech_rate);
SelectToSpeakSpeedView(const SelectToSpeakSpeedView&) = delete;
SelectToSpeakSpeedView& operator=(const SelectToSpeakSpeedView&) = delete;
~SelectToSpeakSpeedView() override = default;
void SetInitialFocus();
// Sets the speech rate that should be selected.
void SetInitialSpeechRate(double initial_speech_rate);
private:
void AddMenuItem(int option_id,
const std::u16string& label,
bool is_selected);
// ViewClickListener:
void OnViewClicked(views::View* sender) override;
// ui::EventHandler:
void OnKeyEvent(ui::KeyEvent* key_event) override;
raw_ptr<Delegate> delegate_ = nullptr;
};
BEGIN_VIEW_BUILDER(/* no export */,
SelectToSpeakSpeedView,
views::BoxLayoutView)
END_VIEW_BUILDER
} // namespace ash
DEFINE_VIEW_BUILDER(/* no export */, ash::SelectToSpeakSpeedView)
#endif // ASH_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SELECT_TO_SPEAK_SPEED_VIEW_H_
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