ui/app_list/views/speech_view.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_APP_LIST_VIEWS_SPEECH_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_SPEECH_VIEW_H_
   7
   8 #include "ui/app_list/speech_ui_model_observer.h"
   9 #include "ui/views/controls/button/button.h"
  10 #include "ui/views/view.h"
  11
  12 namespace views {
  13 class BoundsAnimator;
  14 class ImageButton;
  15 class Label;
  16 }
  17
  18 namespace app_list {
  19
  20 class AppListViewDelegate;
  21 class SpeechCardView;
  22
  23 // SpeechView provides the card-like UI for the search-by-speech.
  24 class SpeechView : public views::View,
  25                    public views::ButtonListener,
  26                    public SpeechUIModelObserver {
  27  public:
  28   explicit SpeechView(AppListViewDelegate* delegate);
  29   virtual ~SpeechView();
  30
  31   // Reset to the original state.
  32   void Reset();
  33
  34   // Overridden from views::View:
  35   virtual void Layout() OVERRIDE;
  36   virtual gfx::Size GetPreferredSize() OVERRIDE;
  37
  38  private:
  39   int GetIndicatorRadius(uint8 level);
  40
  41   // Overridden from views::ButtonListener:
  42   virtual void ButtonPressed(views::Button* sender,
  43                              const ui::Event& event) OVERRIDE;
  44
  45   // Overridden from SpeechUIModelObserver:
  46   virtual void OnSpeechSoundLevelChanged(uint8 level) OVERRIDE;
  47   virtual void OnSpeechResult(const base::string16& result,
  48                               bool is_final) OVERRIDE;
  49   virtual void OnSpeechRecognitionStateChanged(
  50       SpeechRecognitionState new_state) OVERRIDE;
  51
  52   AppListViewDelegate* delegate_;
  53
  54   views::View* indicator_;
  55   views::ImageButton* mic_button_;
  56   views::Label* speech_result_;
  57   scoped_ptr<views::BoundsAnimator> indicator_animator_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(SpeechView);
  60 };
  61
  62 }  // namespace app_list
  63
  64 #endif  // UI_APP_LIST_VIEWS_SPEECH_VIEW_H_