chrome/browser/ui/search_engines/keyword_editor_controller.h

   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 CHROME_BROWSER_UI_SEARCH_ENGINES_KEYWORD_EDITOR_CONTROLLER_H_
   6 #define CHROME_BROWSER_UI_SEARCH_ENGINES_KEYWORD_EDITOR_CONTROLLER_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/strings/string16.h"
  13
  14 class PrefRegistrySimple;
  15 class Profile;
  16 class TemplateURL;
  17 class TemplateURLService;
  18 class TemplateURLTableModel;
  19
  20 class KeywordEditorController {
  21  public:
  22   explicit KeywordEditorController(Profile* profile);
  23   ~KeywordEditorController();
  24
  25   // Invoked when the user succesfully fills out the add keyword dialog.
  26   // Propagates the change to the TemplateURLService and updates the table
  27   // model.  Returns the index of the added URL.
  28   int AddTemplateURL(const base::string16& title,
  29                      const base::string16& keyword,
  30                      const std::string& url);
  31
  32   // Invoked when the user modifies a TemplateURL. Updates the
  33   // TemplateURLService and table model appropriately.
  34   void ModifyTemplateURL(TemplateURL* template_url,
  35                          const base::string16& title,
  36                          const base::string16& keyword,
  37                          const std::string& url);
  38
  39   // Return true if the given |url| can be edited.
  40   bool CanEdit(const TemplateURL* url) const;
  41
  42   // Return true if the given |url| can be made the default.
  43   bool CanMakeDefault(const TemplateURL* url) const;
  44
  45   // Return true if the given |url| can be removed.
  46   bool CanRemove(const TemplateURL* url) const;
  47
  48   // Remove the TemplateURL at the specified index in the TableModel.
  49   void RemoveTemplateURL(int index);
  50
  51   // Returns the default search provider.
  52   TemplateURL* GetDefaultSearchProvider();
  53
  54   // Make the TemplateURL at the specified index (into the TableModel) the
  55   // default search provider.  Return the new index, or -1 if nothing was done.
  56   int MakeDefaultTemplateURL(int index);
  57
  58   // Return true if the |url_model_| data is loaded.
  59   bool loaded() const;
  60
  61   // Return the TemplateURL corresponding to the |index| in the model.
  62   TemplateURL* GetTemplateURL(int index);
  63
  64   TemplateURLTableModel* table_model() {
  65     return table_model_.get();
  66   }
  67
  68  private:
  69   TemplateURLService* url_model_;
  70
  71   // Model for the TableView.
  72   scoped_ptr<TemplateURLTableModel> table_model_;
  73
  74   DISALLOW_COPY_AND_ASSIGN(KeywordEditorController);
  75 };
  76
  77 #endif  // CHROME_BROWSER_UI_SEARCH_ENGINES_KEYWORD_EDITOR_CONTROLLER_H_