| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_APP_LIST_SEARCH_BOX_MODEL_H_ |
| #define UI_APP_LIST_SEARCH_BOX_MODEL_H_ |
| |
| #include "base/macros.h" |
| #include "base/observer_list.h" |
| #include "base/strings/string16.h" |
| #include "ui/app_list/app_list_export.h" |
| #include "ui/gfx/image/image_skia.h" |
| #include "ui/gfx/selection_model.h" |
| |
| namespace app_list { |
| |
| class SearchBoxModelObserver; |
| |
| // SearchBoxModel consisits of an icon, a hint text, a user text and a selection |
| // model. The icon is rendered to the side of the query editor. The hint text |
| // is used as query edit control's placeholder text and displayed when there is |
| // no user text in the control. The selection model and the text represents the |
| // text, cursor position and selected text in edit control. |
| class APP_LIST_EXPORT SearchBoxModel { |
| public: |
| // The properties of the speech button. |
| struct APP_LIST_EXPORT SpeechButtonProperty { |
| SpeechButtonProperty(const gfx::ImageSkia& on_icon, |
| const base::string16& on_tooltip, |
| const gfx::ImageSkia& off_icon, |
| const base::string16& off_tooltip, |
| const base::string16& accessible_name); |
| ~SpeechButtonProperty(); |
| |
| // The icon/tooltip when the hotword is on. |
| gfx::ImageSkia on_icon; |
| base::string16 on_tooltip; |
| |
| // The icon/tooltip when the hotword is off. |
| gfx::ImageSkia off_icon; |
| base::string16 off_tooltip; |
| |
| // The accessibility name of the button. |
| base::string16 accessible_name; |
| }; |
| |
| SearchBoxModel(); |
| ~SearchBoxModel(); |
| |
| // Sets/gets the properties for the button of speech recognition. |
| void SetSpeechRecognitionButton( |
| std::unique_ptr<SpeechButtonProperty> speech_button); |
| const SpeechButtonProperty* speech_button() const { |
| return speech_button_.get(); |
| } |
| |
| // Sets/gets the hint text to display when there is in input. |
| void SetHintText(const base::string16& hint_text); |
| const base::string16& hint_text() const { return hint_text_; } |
| |
| // Sets/gets the text for screen readers on the search box. |
| void SetAccessibleName(const base::string16& accessible_name); |
| const base::string16& accessible_name() const { return accessible_name_; } |
| |
| // Sets/gets the selection model for the search box's Textfield. |
| void SetSelectionModel(const gfx::SelectionModel& sel); |
| const gfx::SelectionModel& selection_model() const { |
| return selection_model_; |
| } |
| |
| // Sets/gets the text for the search box's Textfield and the voice search |
| // flag. |
| void Update(const base::string16& text, bool is_voice_query); |
| const base::string16& text() const { return text_; } |
| bool is_voice_query() const { return is_voice_query_; } |
| |
| void AddObserver(SearchBoxModelObserver* observer); |
| void RemoveObserver(SearchBoxModelObserver* observer); |
| |
| private: |
| std::unique_ptr<SpeechButtonProperty> speech_button_; |
| base::string16 hint_text_; |
| base::string16 accessible_name_; |
| gfx::SelectionModel selection_model_; |
| base::string16 text_; |
| bool is_voice_query_ = false; |
| |
| base::ObserverList<SearchBoxModelObserver> observers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(SearchBoxModel); |
| }; |
| |
| } // namespace app_list |
| |
| #endif // UI_APP_LIST_SEARCH_BOX_MODEL_H_ |