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lightning-sunbird  0.9+nobinonly
nsCollation.h
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00001 
00002 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
00003  *
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00012  * Software distributed under the License is distributed on an "AS IS" basis,
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00017  * The Original Code is mozilla.org code.
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00019  * The Initial Developer of the Original Code is
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00021  * Portions created by the Initial Developer are Copyright (C) 1998
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00026  * Alternatively, the contents of this file may be used under the terms of
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00038  * ***** END LICENSE BLOCK ***** */
00039 #ifndef nsCollation_h__
00040 #define nsCollation_h__
00041 
00042 
00043 #include "nsICollation.h"
00044 #include "nsICaseConversion.h"
00045 #include "nsICharsetConverterManager.h"
00046 #include "nsCOMPtr.h"
00047 
00048 
00049 // Create a collation interface for an input locale.
00050 // 
00051 class nsCollationFactory: public nsICollationFactory {
00052 
00053 public: 
00054   NS_DECL_ISUPPORTS 
00055 
00056   NS_IMETHOD CreateCollation(nsILocale* locale, nsICollation** instancePtr);
00057 
00058   nsCollationFactory() {};
00059 };
00060 
00061 
00062 struct nsCollation {
00063 
00064 public: 
00065 
00066   nsCollation();
00067   
00068   ~nsCollation();
00069 
00070   // normalize string before collation key generation
00071   nsresult NormalizeString(const nsAString& stringIn, nsAString& stringOut);
00072 
00073   // charset conversion util, C string buffer is allocate by PR_Malloc, caller should call PR_Free
00074   nsresult SetCharset(const char* aCharset);
00075   nsresult UnicodeToChar(const nsAString& aSrc, char** dst);
00076 
00077 protected:
00078   nsCOMPtr <nsICaseConversion>            mCaseConversion;
00079   nsCOMPtr <nsIUnicodeEncoder>            mEncoder;
00080 };
00081 
00082 #endif  /* nsCollation_h__ */