src/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 ImageView;
  16 class Label;
  17 }
  18
  19 namespace app_list {
  20
  21 class AppListViewDelegate;
  22 class SpeechCardView;
  23
  24 // SpeechView provides the card-like UI for the search-by-speech.
  25 class SpeechView : public views::View,
  26                    public views::ButtonListener,
  27                    public SpeechUIModelObserver {
  28  public:
  29   explicit SpeechView(AppListViewDelegate* delegate);
  30   virtual ~SpeechView();
  31
  32   // Reset to the original state.
  33   void Reset();
  34
  35   // Overridden from views::View:
  36   virtual void Layout() OVERRIDE;
  37   virtual gfx::Size GetPreferredSize() OVERRIDE;
  38
  39  private:
  40   int GetIndicatorRadius(uint8 level);
  41
  42   // Overridden from views::ButtonListener:
  43   virtual void ButtonPressed(views::Button* sender,
  44                              const ui::Event& event) OVERRIDE;
  45
  46   // Overridden from SpeechUIModelObserver:
  47   virtual void OnSpeechSoundLevelChanged(uint8 level) OVERRIDE;
  48   virtual void OnSpeechResult(const base::string16& result,
  49                               bool is_final) OVERRIDE;
  50   virtual void OnSpeechRecognitionStateChanged(
  51       SpeechRecognitionState new_state) OVERRIDE;
  52
  53   AppListViewDelegate* delegate_;
  54
  55   views::ImageView* logo_;
  56   views::View* indicator_;
  57   views::ImageButton* mic_button_;
  58   views::Label* speech_result_;
  59   scoped_ptr<views::BoundsAnimator> indicator_animator_;
  60
  61   DISALLOW_COPY_AND_ASSIGN(SpeechView);
  62 };
  63
  64 }  // namespace app_list
  65
  66 #endif  // UI_APP_LIST_VIEWS_SPEECH_VIEW_H_