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      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_COMMON_EXTENSIONS_COMMAND_H_
      6 #define CHROME_COMMON_EXTENSIONS_COMMAND_H_
      7 
      8 #include <map>
      9 #include <string>
     10 
     11 #include "base/strings/string16.h"
     12 #include "ui/base/accelerators/accelerator.h"
     13 
     14 namespace base {
     15 class DictionaryValue;
     16 }
     17 
     18 namespace extensions {
     19 class Extension;
     20 }
     21 
     22 namespace extensions {
     23 
     24 class Command {
     25  public:
     26   Command();
     27   Command(const std::string& command_name,
     28           const string16& description,
     29           const std::string& accelerator);
     30   ~Command();
     31 
     32   // The platform value for the Command.
     33   static std::string CommandPlatform();
     34 
     35   // Parse a string as an accelerator. If the accelerator is unparsable then
     36   // a generic ui::Accelerator object will be returns (with key_code Unknown).
     37   static ui::Accelerator StringToAccelerator(const std::string& accelerator);
     38 
     39   // Returns the string representation of an accelerator without localizing the
     40   // shortcut text (like accelerator::GetShortcutText() does).
     41   static std::string AcceleratorToString(const ui::Accelerator& accelerator);
     42 
     43   // Parse the command.
     44   bool Parse(const base::DictionaryValue* command,
     45              const std::string& command_name,
     46              int index,
     47              string16* error);
     48 
     49   // Convert a Command object from |extension| to a DictionaryValue.
     50   // |active| specifies whether the command is active or not.
     51   base::DictionaryValue* ToValue(
     52       const Extension* extension, bool active) const;
     53 
     54   // Accessors:
     55   const std::string& command_name() const { return command_name_; }
     56   const ui::Accelerator& accelerator() const { return accelerator_; }
     57   const string16& description() const { return description_; }
     58 
     59   // Setter:
     60   void set_accelerator(ui::Accelerator accelerator) {
     61     accelerator_ = accelerator;
     62   }
     63 
     64  private:
     65   std::string command_name_;
     66   ui::Accelerator accelerator_;
     67   string16 description_;
     68 };
     69 
     70 // A mapping of command name (std::string) to a command object.
     71 typedef std::map<std::string, Command> CommandMap;
     72 
     73 }  // namespace extensions
     74 
     75 #endif  // CHROME_COMMON_EXTENSIONS_COMMAND_H_
     76