ui/app_list/search_box_model.cc

   1 // Copyright (c) 2012 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 "ui/app_list/search_box_model.h"
   6
   7 #include "base/metrics/histogram.h"
   8 #include "ui/app_list/search_box_model_observer.h"
   9
  10 namespace app_list {
  11
  12 SearchBoxModel::SpeechButtonProperty::SpeechButtonProperty(
  13     const gfx::ImageSkia& on_icon,
  14     const base::string16& on_tooltip,
  15     const gfx::ImageSkia& off_icon,
  16     const base::string16& off_tooltip,
  17     const base::string16& accessible_name)
  18     : on_icon(on_icon),
  19       on_tooltip(on_tooltip),
  20       off_icon(off_icon),
  21       off_tooltip(off_tooltip),
  22       accessible_name(accessible_name) {
  23 }
  24
  25 SearchBoxModel::SpeechButtonProperty::~SpeechButtonProperty() {
  26 }
  27
  28 SearchBoxModel::SearchBoxModel() {
  29 }
  30
  31 SearchBoxModel::~SearchBoxModel() {
  32 }
  33
  34 void SearchBoxModel::SetIcon(const gfx::ImageSkia& icon) {
  35   icon_ = icon;
  36   FOR_EACH_OBSERVER(SearchBoxModelObserver, observers_, IconChanged());
  37 }
  38
  39 void SearchBoxModel::SetSpeechRecognitionButton(
  40     scoped_ptr<SearchBoxModel::SpeechButtonProperty> speech_button) {
  41   speech_button_ = speech_button.Pass();
  42   FOR_EACH_OBSERVER(SearchBoxModelObserver,
  43                     observers_,
  44                     SpeechRecognitionButtonPropChanged());
  45 }
  46
  47 void SearchBoxModel::SetHintText(const base::string16& hint_text) {
  48   if (hint_text_ == hint_text)
  49     return;
  50
  51   hint_text_ = hint_text;
  52   FOR_EACH_OBSERVER(SearchBoxModelObserver, observers_, HintTextChanged());
  53 }
  54
  55 void SearchBoxModel::SetAccessibleName(const base::string16& accessible_name) {
  56   if (accessible_name_ == accessible_name)
  57     return;
  58
  59   accessible_name_ = accessible_name;
  60   FOR_EACH_OBSERVER(SearchBoxModelObserver, observers_, HintTextChanged());
  61 }
  62
  63 void SearchBoxModel::SetSelectionModel(const gfx::SelectionModel& sel) {
  64   if (selection_model_ == sel)
  65     return;
  66
  67   selection_model_ = sel;
  68   FOR_EACH_OBSERVER(SearchBoxModelObserver,
  69                     observers_,
  70                     SelectionModelChanged());
  71 }
  72
  73 void SearchBoxModel::SetText(const base::string16& text) {
  74   if (text_ == text)
  75     return;
  76
  77   // Log that a new search has been commenced whenever the text box text
  78   // transitions from empty to non-empty.
  79   if (text_.empty() && !text.empty()) {
  80     UMA_HISTOGRAM_ENUMERATION("Apps.AppListSearchCommenced", 1, 2);
  81   }
  82   text_ = text;
  83   FOR_EACH_OBSERVER(SearchBoxModelObserver, observers_, TextChanged());
  84 }
  85
  86 void SearchBoxModel::AddObserver(SearchBoxModelObserver* observer) {
  87   observers_.AddObserver(observer);
  88 }
  89
  90 void SearchBoxModel::RemoveObserver(SearchBoxModelObserver* observer) {
  91   observers_.RemoveObserver(observer);
  92 }
  93
  94 }  // namespace app_list