2 * Copyright (C) 2010 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
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14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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29 #include "PlatformString.h"
30 #include <wtf/HashMap.h>
34 typedef HashMap<void*, LanguageChangeObserverFunction> ObserverMap;
35 static ObserverMap& observerMap()
37 DEFINE_STATIC_LOCAL(ObserverMap, map, ());
41 void addLanguageChangeObserver(void* context, LanguageChangeObserverFunction customObserver)
43 observerMap().set(context, customObserver);
46 void removeLanguageChangeObserver(void* context)
48 ASSERT(observerMap().contains(context));
49 observerMap().remove(context);
52 void languageDidChange()
54 ObserverMap::iterator end = observerMap().end();
55 for (ObserverMap::iterator iter = observerMap().begin(); iter != end; ++iter)
56 iter->second(iter->first);
59 static String& languageOverride()
61 DEFINE_STATIC_LOCAL(String, override, ());
65 String defaultLanguage()
67 const String& override = languageOverride();
68 if (!override.isNull())
71 return platformDefaultLanguage();
74 void overrideDefaultLanguage(const String& override)
76 languageOverride() = override;