root/ui/app_list/views/speech_view.h

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INCLUDED FROM


// 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 UI_APP_LIST_VIEWS_SPEECH_VIEW_H_
#define UI_APP_LIST_VIEWS_SPEECH_VIEW_H_

#include "ui/app_list/speech_ui_model_observer.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/view.h"

namespace views {
class BoundsAnimator;
class ImageButton;
class ImageView;
class Label;
}

namespace app_list {

class AppListViewDelegate;
class SpeechCardView;

// SpeechView provides the card-like UI for the search-by-speech.
class SpeechView : public views::View,
                   public views::ButtonListener,
                   public SpeechUIModelObserver {
 public:
  explicit SpeechView(AppListViewDelegate* delegate);
  virtual ~SpeechView();

  // Reset to the original state.
  void Reset();

  // Overridden from views::View:
  virtual void Layout() OVERRIDE;
  virtual gfx::Size GetPreferredSize() OVERRIDE;

 private:
  int GetIndicatorRadius(uint8 level);

  // Overridden from views::ButtonListener:
  virtual void ButtonPressed(views::Button* sender,
                             const ui::Event& event) OVERRIDE;

  // Overridden from SpeechUIModelObserver:
  virtual void OnSpeechSoundLevelChanged(uint8 level) OVERRIDE;
  virtual void OnSpeechResult(const base::string16& result,
                              bool is_final) OVERRIDE;
  virtual void OnSpeechRecognitionStateChanged(
      SpeechRecognitionState new_state) OVERRIDE;

  AppListViewDelegate* delegate_;

  views::ImageView* logo_;
  views::View* indicator_;
  views::ImageButton* mic_button_;
  views::Label* speech_result_;
  scoped_ptr<views::BoundsAnimator> indicator_animator_;

  DISALLOW_COPY_AND_ASSIGN(SpeechView);
};

}  // namespace app_list

#endif  // UI_APP_LIST_VIEWS_SPEECH_VIEW_H_

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