OLD | NEW |
| (Empty) |
1 // Copyright (c) 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 ASH_DISPLAY_DISPLAY_PREF_UTIL_H | |
6 #define ASH_DISPLAY_DISPLAY_PREF_UTIL_H | |
7 | |
8 #include <map> | |
9 #include <string> | |
10 | |
11 #include "base/strings/string_piece.h" | |
12 | |
13 namespace ash { | |
14 | |
15 // Utility templates to create enum to string map and | |
16 // a function to find an enum value from a string. | |
17 template <typename T> | |
18 std::map<T, std::string>* CreateToStringMap(T k1, | |
19 const std::string& v1, | |
20 T k2, | |
21 const std::string& v2, | |
22 T k3, | |
23 const std::string& v3, | |
24 T k4, | |
25 const std::string& v4) { | |
26 std::map<T, std::string>* map = new std::map<T, std::string>(); | |
27 (*map)[k1] = v1; | |
28 (*map)[k2] = v2; | |
29 (*map)[k3] = v3; | |
30 (*map)[k4] = v4; | |
31 return map; | |
32 } | |
33 | |
34 template <typename T> | |
35 std::map<T, std::string>* CreateToStringMap(T k1, | |
36 const std::string& v1, | |
37 T k2, | |
38 const std::string& v2, | |
39 T k3, | |
40 const std::string& v3) { | |
41 std::map<T, std::string>* map = new std::map<T, std::string>(); | |
42 (*map)[k1] = v1; | |
43 (*map)[k2] = v2; | |
44 (*map)[k3] = v3; | |
45 return map; | |
46 } | |
47 | |
48 template <typename T> | |
49 bool ReverseFind(const std::map<T, std::string>* map, | |
50 const base::StringPiece& value, | |
51 T* key) { | |
52 typename std::map<T, std::string>::const_iterator iter = map->begin(); | |
53 for (; iter != map->end(); ++iter) { | |
54 if (iter->second == value) { | |
55 *key = iter->first; | |
56 return true; | |
57 } | |
58 } | |
59 return false; | |
60 } | |
61 | |
62 } // namespace ash | |
63 | |
64 #endif // ASH_DISPLAY_DISPLAY_PREF_UTIL_H | |
OLD | NEW |