chrome/browser/ui/app_list/search/search_resource_manager.cc

   1 // Copyright 2014 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 #include "chrome/browser/ui/app_list/search/search_resource_manager.h"
   6
   7 #include "chrome/browser/ui/app_list/start_page_service.h"
   8 #include "grit/components_scaled_resources.h"
   9 #include "grit/generated_resources.h"
  10 #include "grit/theme_resources.h"
  11 #include "ui/app_list/search_box_model.h"
  12 #include "ui/app_list/speech_ui_model.h"
  13 #include "ui/base/l10n/l10n_util.h"
  14 #include "ui/base/resource/resource_bundle.h"
  15
  16 namespace app_list {
  17
  18 namespace {
  19
  20 scoped_ptr<SearchBoxModel::SpeechButtonProperty> CreateNewProperty(
  21     SpeechRecognitionState state) {
  22   if (state == SPEECH_RECOGNITION_OFF)
  23     return nullptr;
  24
  25   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
  26   return make_scoped_ptr(new SearchBoxModel::SpeechButtonProperty(
  27       *bundle.GetImageSkiaNamed(IDR_APP_LIST_MIC_HOTWORD_ON),
  28       l10n_util::GetStringUTF16(IDS_APP_LIST_HOTWORD_LISTENING),
  29       *bundle.GetImageSkiaNamed(IDR_APP_LIST_MIC_HOTWORD_OFF),
  30       l10n_util::GetStringUTF16(IDS_APP_LIST_START_SPEECH_RECOGNITION),
  31       l10n_util::GetStringUTF16(IDS_TOOLTIP_MIC_SEARCH)));
  32 }
  33
  34 }  // namespace
  35
  36 SearchResourceManager::SearchResourceManager(Profile* profile,
  37                                              SearchBoxModel* search_box,
  38                                              SpeechUIModel* speech_ui)
  39     : search_box_(search_box),
  40       speech_ui_(speech_ui) {
  41   speech_ui_->AddObserver(this);
  42
  43   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
  44   search_box_->SetIcon(*bundle.GetImageSkiaNamed(IDR_OMNIBOX_SEARCH));
  45   search_box_->SetAccessibleName(
  46       l10n_util::GetStringUTF16(IDS_SEARCH_BOX_HINT));
  47   OnSpeechRecognitionStateChanged(speech_ui_->state());
  48 }
  49
  50 SearchResourceManager::~SearchResourceManager() {
  51   speech_ui_->RemoveObserver(this);
  52 }
  53
  54 void SearchResourceManager::OnSpeechRecognitionStateChanged(
  55     SpeechRecognitionState new_state) {
  56   search_box_->SetHintText(l10n_util::GetStringUTF16(
  57       (new_state == SPEECH_RECOGNITION_HOTWORD_LISTENING) ?
  58       IDS_SEARCH_BOX_HOTWORD_HINT : IDS_SEARCH_BOX_HINT));
  59   search_box_->SetSpeechRecognitionButton(CreateNewProperty(new_state));
  60 }
  61
  62 }  // namespace app_list