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ULocale.d

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00001 /*******************************************************************************
00002 
00003         @file ULocale.d
00004         
00005         Copyright (c) 2004 Kris Bell
00006         
00007         This software is provided 'as-is', without any express or implied
00008         warranty. In no event will the authors be held liable for damages
00009         of any kind arising from the use of this software.
00010         
00011         Permission is hereby granted to anyone to use this software for any 
00012         purpose, including commercial applications, and to alter it and/or 
00013         redistribute it freely, subject to the following restrictions:
00014         
00015         1. The origin of this software must not be misrepresented; you must 
00016            not claim that you wrote the original software. If you use this 
00017            software in a product, an acknowledgment within documentation of 
00018            said product would be appreciated but is not required.
00019 
00020         2. Altered source versions must be plainly marked as such, and must 
00021            not be misrepresented as being the original software.
00022 
00023         3. This notice may not be removed or altered from any distribution
00024            of the source.
00025 
00026         4. Derivative works are permitted, but they must carry this notice
00027            in full and credit the original source.
00028 
00029 
00030                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00031 
00032 
00033         @version        Initial version, October 2004      
00034         @author         Kris
00035 
00036         Note that this package and documentation is built around the ICU 
00037         project (http://oss.software.ibm.com/icu/). Below is the license 
00038         statement as specified by that software:
00039 
00040 
00041                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00042 
00043 
00044         ICU License - ICU 1.8.1 and later
00045 
00046         COPYRIGHT AND PERMISSION NOTICE
00047 
00048         Copyright (c) 1995-2003 International Business Machines Corporation and 
00049         others.
00050 
00051         All rights reserved.
00052 
00053         Permission is hereby granted, free of charge, to any person obtaining a
00054         copy of this software and associated documentation files (the
00055         "Software"), to deal in the Software without restriction, including
00056         without limitation the rights to use, copy, modify, merge, publish,
00057         distribute, and/or sell copies of the Software, and to permit persons
00058         to whom the Software is furnished to do so, provided that the above
00059         copyright notice(s) and this permission notice appear in all copies of
00060         the Software and that both the above copyright notice(s) and this
00061         permission notice appear in supporting documentation.
00062 
00063         THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00064         OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00065         MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
00066         OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
00067         HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
00068         INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
00069         FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
00070         NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
00071         WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
00072 
00073         Except as contained in this notice, the name of a copyright holder
00074         shall not be used in advertising or otherwise to promote the sale, use
00075         or other dealings in this Software without prior written authorization
00076         of the copyright holder.
00077 
00078         ----------------------------------------------------------------------
00079 
00080         All trademarks and registered trademarks mentioned herein are the 
00081         property of their respective owners.
00082 
00083 *******************************************************************************/
00084 
00085 module mango.icu.ULocale;
00086 
00087 private import mango.icu.ICU;
00088 
00089 /*******************************************************************************
00090 
00091         Note that this is a struct rather than a class. This is so 
00092         that one can easily construct these on the stack, plus the 
00093         'convenience' instances can be created statically.
00094 
00095 *******************************************************************************/
00096 
00097 struct ULocale 
00098 {
00099         public char[] name;
00100 
00101         /***********************************************************************
00102         
00103         ***********************************************************************/
00104 
00105         public static ULocale Root               = {""};
00106         public static ULocale Default            = {null};
00107         public static ULocale English            = {"en"};
00108         public static ULocale Chinese            = {"zh"};
00109         public static ULocale French             = {"fr"};
00110         public static ULocale German             = {"de"};
00111         public static ULocale Italian            = {"it"};
00112         public static ULocale Japanese           = {"ja"};
00113         public static ULocale Korean             = {"ko"};
00114         public static ULocale SimplifiedChinese  = {"zh_CN"};
00115         public static ULocale TraditionalChinese = {"zh_TW"};
00116         public static ULocale Canada             = {"en_CA"};
00117         public static ULocale CanadaFrench       = {"fr_CA"};
00118         public static ULocale China              = {"zh_CN"};
00119         public static ULocale PRC                = {"zh_CN"};
00120         public static ULocale France             = {"fr_FR"};
00121         public static ULocale Germany            = {"de_DE"};
00122         public static ULocale Italy              = {"it_IT"};
00123         public static ULocale Japan              = {"jp_JP"};
00124         public static ULocale Korea              = {"ko_KR"};
00125         public static ULocale Taiwan             = {"zh_TW"};
00126         public static ULocale UK                 = {"en_GB"};
00127         public static ULocale US                 = {"en_US"};
00128         
00129         /***********************************************************************
00130         
00131         ***********************************************************************/
00132 
00133         public enum     Type 
00134                         { 
00135                         Actual    = 0, 
00136                         Valid     = 1, 
00137                         Requested = 2, 
00138                         }
00139 
00140         /***********************************************************************
00141         
00142         ***********************************************************************/
00143 
00144         public  const  uint     LanguageCapacity = 12;
00145         public  const  uint     CountryCapacity = 4;
00146         public  const  uint     FullNameCapacity = 56;
00147         public  const  uint     ScriptCapacity = 6;
00148         public  const  uint     KeywordsCapacity = 50;
00149         public  const  uint     KeywordAndValuesCapacity = 100;
00150         public  const  char     KeywordItemSeperator = ':';
00151         public  const  char     KeywordSeperator = '@';
00152         public  const  char     KeywordAssign = '=';
00153         
00154 
00155         /***********************************************************************
00156         
00157         ***********************************************************************/
00158 
00159         static void getDefault (inout ULocale locale)
00160         {       
00161                 locale.name = ICU.toArray (uloc_getDefault());
00162                 if (! locale.name)
00163                       ICU.exception ("failed to get default locale");
00164         }
00165 
00166         /***********************************************************************
00167         
00168         ***********************************************************************/
00169         
00170         static void setDefault (inout ULocale locale)
00171         {
00172                 ICU.Error e;
00173                 
00174                 uloc_setDefault (ICU.toString(locale.name), e);
00175                 
00176                 if (ICU.isError (e))
00177                         ICU.exception ("invalid locale '"~locale.name~"'");   
00178         }
00179 
00180 
00181         
00182         /***********************************************************************
00183         
00184                 Bind the ICU functions from a shared library. This is
00185                 complicated by the issues regarding D and DLLs on the
00186                 Windows platform
00187 
00188         ***********************************************************************/    
00189         
00190         private static void* library;
00191 
00192         /***********************************************************************
00193 
00194         ***********************************************************************/
00195 
00196         private static extern (C) 
00197         {
00198                 char* function () uloc_getDefault;
00199                 void  function (char*, inout ICU.Error) uloc_setDefault;
00200         }
00201 
00202         /**********************************************************************
00203 
00204         ***********************************************************************/
00205 
00206         static  FunctionLoader.Bind[] targets = 
00207                 [
00208                 {cast(void**) &uloc_getDefault, "uloc_getDefault"}, 
00209                 {cast(void**) &uloc_setDefault, "uloc_setDefault"},
00210                 ];
00211 
00212         /***********************************************************************
00213 
00214         ***********************************************************************/
00215 
00216         static this ()
00217         {
00218                 library = FunctionLoader.bind (ICU.icuuc, targets);
00219         }
00220 
00221         /***********************************************************************
00222 
00223         ***********************************************************************/
00224 
00225         static ~this ()
00226         {
00227                 FunctionLoader.unbind (library);
00228         }
00229 }

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