Home | History | Annotate | Download | only in toolbar 
      1 // Copyright (c) 2010 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_TOOLBAR_ENCODING_MENU_CONTROLLER_H_
      6 #define CHROME_BROWSER_UI_TOOLBAR_ENCODING_MENU_CONTROLLER_H_
      7 
      8 #include <utility>
      9 #include <string>
     10 #include <vector>
     11 
     12 #include "base/basictypes.h"  // For DISALLOW_COPY_AND_ASSIGN
     13 #include "base/gtest_prod_util.h"
     14 #include "base/strings/string16.h"
     15 
     16 class Profile;
     17 
     18 // Cross-platform logic needed for the encoding menu.
     19 // For now, we don't need to track state so all methods are static.
     20 class EncodingMenuController {
     21   FRIEND_TEST_ALL_PREFIXES(EncodingMenuControllerTest, EncodingIDsBelongTest);
     22   FRIEND_TEST_ALL_PREFIXES(EncodingMenuControllerTest, IsItemChecked);
     23 
     24  public:
     25   typedef std::pair<int, base::string16> EncodingMenuItem;
     26   typedef std::vector<EncodingMenuItem> EncodingMenuItemList;
     27 
     28  public:
     29   EncodingMenuController() {}
     30 
     31   // Given a command ID, does this command belong to the encoding menu?
     32   bool DoesCommandBelongToEncodingMenu(int id);
     33 
     34   // Returns true if the given encoding menu item (specified by item_id)
     35   // is checked.  Note that this header is included from objc, where the name
     36   // "id" is reserved.
     37   bool IsItemChecked(Profile* browser_profile,
     38                      const std::string& current_tab_encoding,
     39                      int item_id);
     40 
     41   // Fills in a list of menu items in the order they should appear in the menu.
     42   // Items whose ids are 0 are separators.
     43   void GetEncodingMenuItems(Profile* profile,
     44                             EncodingMenuItemList* menu_items);
     45 
     46  private:
     47   // List of all valid encoding GUI IDs.
     48   static const int kValidEncodingIds[];
     49   const int* ValidGUIEncodingIDs();
     50   int NumValidGUIEncodingIDs();
     51 
     52   DISALLOW_COPY_AND_ASSIGN(EncodingMenuController);
     53 };
     54 
     55 #endif  // CHROME_BROWSER_UI_TOOLBAR_ENCODING_MENU_CONTROLLER_H_
     56