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 #ifndef UI_APP_LIST_SEARCH_BOX_MODEL_H_ 6 #define UI_APP_LIST_SEARCH_BOX_MODEL_H_ 7 8 #include "base/basictypes.h" 9 #include "base/observer_list.h" 10 #include "base/strings/string16.h" 11 #include "ui/app_list/app_list_export.h" 12 #include "ui/gfx/image/image_skia.h" 13 #include "ui/gfx/selection_model.h" 14 15 namespace app_list { 16 17 class SearchBoxModelObserver; 18 19 // SearchBoxModel consisits of an icon, a hint text, a user text and a selection 20 // model. The icon is rendered to the side of the query editor. The hint text 21 // is used as query edit control's placeholder text and displayed when there is 22 // no user text in the control. The selection model and the text represents the 23 // text, cursor position and selected text in edit control. 24 class APP_LIST_EXPORT SearchBoxModel { 25 public: 26 // The properties of the speech button. 27 struct APP_LIST_EXPORT SpeechButtonProperty { 28 SpeechButtonProperty(const gfx::ImageSkia& on_icon, 29 const base::string16& on_tooltip, 30 const gfx::ImageSkia& off_icon, 31 const base::string16& off_tooltip); 32 ~SpeechButtonProperty(); 33 34 // The icon/tooltip when the hotword is on. 35 gfx::ImageSkia on_icon; 36 base::string16 on_tooltip; 37 38 // The icon/tooltip when the hotword is off. 39 gfx::ImageSkia off_icon; 40 base::string16 off_tooltip; 41 }; 42 43 SearchBoxModel(); 44 ~SearchBoxModel(); 45 46 // Sets/gets the icon on the left side of edit box. 47 void SetIcon(const gfx::ImageSkia& icon); icon()48 const gfx::ImageSkia& icon() const { return icon_; } 49 50 // Sets/gets the properties for the button of speech recognition. 51 void SetSpeechRecognitionButton( 52 scoped_ptr<SpeechButtonProperty> speech_button); speech_button()53 const SpeechButtonProperty* speech_button() const { 54 return speech_button_.get(); 55 } 56 57 // Sets/gets the hint text to display when there is in input. 58 void SetHintText(const base::string16& hint_text); hint_text()59 const base::string16& hint_text() const { return hint_text_; } 60 61 // Sets/gets the selection model for the search box's Textfield. 62 void SetSelectionModel(const gfx::SelectionModel& sel); selection_model()63 const gfx::SelectionModel& selection_model() const { 64 return selection_model_; 65 } 66 67 // Sets/gets the text for the search box's Textfield. 68 void SetText(const base::string16& text); text()69 const base::string16& text() const { return text_; } 70 71 void AddObserver(SearchBoxModelObserver* observer); 72 void RemoveObserver(SearchBoxModelObserver* observer); 73 74 private: 75 gfx::ImageSkia icon_; 76 scoped_ptr<SpeechButtonProperty> speech_button_; 77 base::string16 hint_text_; 78 gfx::SelectionModel selection_model_; 79 base::string16 text_; 80 81 ObserverList<SearchBoxModelObserver> observers_; 82 83 DISALLOW_COPY_AND_ASSIGN(SearchBoxModel); 84 }; 85 86 } // namespace app_list 87 88 #endif // UI_APP_LIST_SEARCH_BOX_MODEL_H_ 89