1 // Copyright (c) 2011 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 CHROME_BROWSER_UI_SEARCH_ENGINES_EDIT_SEARCH_ENGINE_CONTROLLER_H_ 6 #define CHROME_BROWSER_UI_SEARCH_ENGINES_EDIT_SEARCH_ENGINE_CONTROLLER_H_ 7 #pragma once 8 9 #include <string> 10 11 #include "base/string16.h" 12 #include "ui/gfx/native_widget_types.h" 13 14 class Profile; 15 class TemplateURL; 16 17 class EditSearchEngineControllerDelegate { 18 public: 19 // Invoked from the EditSearchEngineController when the user accepts the 20 // edits. NOTE: |template_url| is the value supplied to 21 // EditSearchEngineController's constructor, and may be NULL. A NULL value 22 // indicates a new TemplateURL should be created rather than modifying an 23 // existing TemplateURL. 24 virtual void OnEditedKeyword(const TemplateURL* template_url, 25 const string16& title, 26 const string16& keyword, 27 const std::string& url) = 0; 28 29 protected: ~EditSearchEngineControllerDelegate()30 virtual ~EditSearchEngineControllerDelegate() {} 31 }; 32 33 // EditSearchEngineController provides the core platform independent logic 34 // for the Edit Search Engine dialog. 35 class EditSearchEngineController { 36 public: 37 // The |template_url| and/or |edit_keyword_delegate| may be NULL. 38 EditSearchEngineController( 39 const TemplateURL* template_url, 40 EditSearchEngineControllerDelegate* edit_keyword_delegate, 41 Profile* profile); ~EditSearchEngineController()42 ~EditSearchEngineController() {} 43 44 // Returns true if the value of |title_input| is a valid search engine name. 45 bool IsTitleValid(const string16& title_input) const; 46 47 // Returns true if the value of |url_input| represents a valid search engine 48 // URL. The URL is valid if it contains no search terms and is a valid 49 // url, or if it contains a search term and replacing that search term with a 50 // character results in a valid url. 51 bool IsURLValid(const std::string& url_input) const; 52 53 // Returns true if the value of |keyword_input| represents a valid keyword. 54 // The keyword is valid if it is non-empty and does not conflict with an 55 // existing entry. NOTE: this is just the keyword, not the title and url. 56 bool IsKeywordValid(const string16& keyword_input) const; 57 58 // Completes the add or edit of a search engine. 59 void AcceptAddOrEdit(const string16& title_input, 60 const string16& keyword_input, 61 const std::string& url_input); 62 63 // Deletes an unused TemplateURL, if its add was cancelled and it's not 64 // already owned by the TemplateURLModel. 65 void CleanUpCancelledAdd(); 66 67 // Accessors. template_url()68 const TemplateURL* template_url() const { return template_url_; } profile()69 const Profile* profile() const { return profile_; } 70 71 private: 72 // Fixes up and returns the URL the user has input. The returned URL is 73 // suitable for use by TemplateURL. 74 std::string GetFixedUpURL(const std::string& url_input) const; 75 76 // The TemplateURL we're displaying information for. It may be NULL. If we 77 // have a keyword_editor_view, we assume that this TemplateURL is already in 78 // the TemplateURLModel; if not, we assume it isn't. 79 const TemplateURL* template_url_; 80 81 // We may have been created by this, in which case we will call back to it on 82 // success to add/modify the entry. May be NULL. 83 EditSearchEngineControllerDelegate* edit_keyword_delegate_; 84 85 // Profile whose TemplateURLModel we're modifying. 86 Profile* profile_; 87 88 DISALLOW_COPY_AND_ASSIGN(EditSearchEngineController); 89 }; 90 91 #endif // CHROME_BROWSER_UI_SEARCH_ENGINES_EDIT_SEARCH_ENGINE_CONTROLLER_H_ 92