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      1 // Copyright 2013 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 CHROMEOS_IME_INPUT_METHOD_WHITELIST_H_
      6 #define CHROMEOS_IME_INPUT_METHOD_WHITELIST_H_
      7 
      8 #include <set>
      9 #include <string>
     10 #include <vector>
     11 
     12 #include "base/basictypes.h"
     13 #include "base/memory/scoped_ptr.h"
     14 #include "chromeos/chromeos_export.h"
     15 
     16 namespace chromeos {
     17 namespace input_method {
     18 
     19 class InputMethodDescriptor;
     20 typedef std::vector<InputMethodDescriptor> InputMethodDescriptors;
     21 
     22 // A class which has white listed input method list. The list is generated by
     23 // gen_input_methods.py from input_methods.txt.
     24 class CHROMEOS_EXPORT InputMethodWhitelist {
     25  public:
     26   InputMethodWhitelist();
     27   ~InputMethodWhitelist();
     28 
     29   // Returns true if |input_method_id| is whitelisted.
     30   bool InputMethodIdIsWhitelisted(const std::string& input_method_id) const;
     31 
     32   // Returns all input methods that are supported, including ones not active.
     33   // This function never returns NULL. Note that input method extensions are not
     34   // included in the result.
     35   scoped_ptr<InputMethodDescriptors> GetSupportedInputMethods() const;
     36 
     37  private:
     38   std::set<std::string> supported_input_methods_;
     39 
     40   DISALLOW_COPY_AND_ASSIGN(InputMethodWhitelist);
     41 };
     42 
     43 }  // namespace input_method
     44 }  // namespace chromeos
     45 
     46 #endif  // CHROMEOS_IME_INPUT_METHOD_WHITELIST_H_
     47