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
16namespace chromeos {
17namespace input_method {
18
19class InputMethodDescriptor;
20typedef 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.
24class 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