ash/system/accessibility/select_to_speak_speed_bubble_controller.h

// Copyright 2020 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_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SPEED_BUBBLE_CONTROLLER_H_
#define ASH_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SPEED_BUBBLE_CONTROLLER_H_

#include "ash/ash_export.h"
#include "ash/system/accessibility/select_to_speak_speed_view.h"
#include "ash/system/tray/tray_bubble_view.h"
#include "ash/system/tray/view_click_listener.h"

namespace ash {

// Manages the Select-to-speak reading speed (speech rate) selector.
class ASH_EXPORT SelectToSpeakSpeedBubbleController
    : public TrayBubbleView::Delegate,
      public SelectToSpeakSpeedView::Delegate {
 public:
  SelectToSpeakSpeedBubbleController();
  SelectToSpeakSpeedBubbleController(
      const SelectToSpeakSpeedBubbleController&) = delete;
  SelectToSpeakSpeedBubbleController& operator=(
      const SelectToSpeakSpeedBubbleController&) = delete;
  ~SelectToSpeakSpeedBubbleController() override;

  // Displays the reading speed options bubble anchored to the given rect.
  void Show(views::View* anchor_view, double speech_rate);

  // Hides the reading speed options bubble.
  void Hide();

  // Whether the bubble is visible.
  bool IsVisible() const;

 private:
  friend class SelectToSpeakSpeedBubbleControllerTest;

  // TrayBubbleView::Delegate:
  void BubbleViewDestroyed() override;

  // SelectToSpeakSpeedView::Delegate:
  void OnSpeechRateSelected(double speech_rate) override;

  // Owned by views hierarchy.
  TrayBubbleView* bubble_view_ = nullptr;
  views::Widget* bubble_widget_ = nullptr;
  SelectToSpeakSpeedView* speed_view_ = nullptr;
};

}  // namespace ash

#endif  // ASH_SYSTEM_ACCESSIBILITY_SELECT_TO_SPEAK_SPEED_BUBBLE_CONTROLLER_H_