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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 
00027                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00028 
00029 
00030         @version        Initial version, October 2004      
00031         @author         Kris
00032 
00033         Note that this package and documentation is built around the ICU 
00034         project (http://oss.software.ibm.com/icu/). Below is the license 
00035         statement as specified by that software:
00036 
00037 
00038                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
00039 
00040 
00041         ICU License - ICU 1.8.1 and later
00042 
00043         COPYRIGHT AND PERMISSION NOTICE
00044 
00045         Copyright (c) 1995-2003 International Business Machines Corporation and 
00046         others.
00047 
00048         All rights reserved.
00049 
00050         Permission is hereby granted, free of charge, to any person obtaining a
00051         copy of this software and associated documentation files (the
00052         "Software"), to deal in the Software without restriction, including
00053         without limitation the rights to use, copy, modify, merge, publish,
00054         distribute, and/or sell copies of the Software, and to permit persons
00055         to whom the Software is furnished to do so, provided that the above
00056         copyright notice(s) and this permission notice appear in all copies of
00057         the Software and that both the above copyright notice(s) and this
00058         permission notice appear in supporting documentation.
00059 
00060         THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00061         OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00062         MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
00063         OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
00064         HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
00065         INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
00066         FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
00067         NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
00068         WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
00069 
00070         Except as contained in this notice, the name of a copyright holder
00071         shall not be used in advertising or otherwise to promote the sale, use
00072         or other dealings in this Software without prior written authorization
00073         of the copyright holder.
00074 
00075         ----------------------------------------------------------------------
00076 
00077         All trademarks and registered trademarks mentioned herein are the 
00078         property of their respective owners.
00079 
00080 *******************************************************************************/
00081 
00082 module mango.icu.ULocale;
00083 
00084 private import mango.icu.ICU;
00085 
00086 /*******************************************************************************
00087 
00088         Note that this is a struct rather than a class. This is so 
00089         that one can easily construct these on the stack, plus the 
00090         'convenience' instances can be created statically.
00091 
00092 *******************************************************************************/
00093 
00094 struct ULocale 
00095 {
00096         public char[] name;
00097 
00098         /***********************************************************************
00099         
00100         ***********************************************************************/
00101 
00102         public static ULocale Root               = {""};
00103         public static ULocale Default            = {null};
00104         public static ULocale English            = {"en"};
00105         public static ULocale Chinese            = {"zh"};
00106         public static ULocale French             = {"fr"};
00107         public static ULocale German             = {"de"};
00108         public static ULocale Italian            = {"it"};
00109         public static ULocale Japanese           = {"ja"};
00110         public static ULocale Korean             = {"ko"};
00111         public static ULocale SimplifiedChinese  = {"zh_CN"};
00112         public static ULocale TraditionalChinese = {"zh_TW"};
00113         public static ULocale Canada             = {"en_CA"};
00114         public static ULocale CanadaFrench       = {"fr_CA"};
00115         public static ULocale China              = {"zh_CN"};
00116         public static ULocale PRC                = {"zh_CN"};
00117         public static ULocale France             = {"fr_FR"};
00118         public static ULocale Germany            = {"de_DE"};
00119         public static ULocale Italy              = {"it_IT"};
00120         public static ULocale Japan              = {"jp_JP"};
00121         public static ULocale Korea              = {"ko_KR"};
00122         public static ULocale Taiwan             = {"zh_TW"};
00123         public static ULocale UK                 = {"en_GB"};
00124         public static ULocale US                 = {"en_US"};
00125         
00126         /***********************************************************************
00127         
00128         ***********************************************************************/
00129 
00130         public  const  uint     LanguageCapacity = 12;
00131         public  const  uint     CountryCapacity = 4;
00132         public  const  uint     FullNameCapacity = 56;
00133         public  const  uint     ScriptCapacity = 6;
00134         public  const  uint     KeywordsCapacity = 50;
00135         public  const  uint     KeywordAndValuesCapacity = 100;
00136         public  const  char     KeywordItemSeperator = ':';
00137         public  const  char     KeywordSeperator = '@';
00138         public  const  char     KeywordAssign = '=';
00139         
00140         /***********************************************************************
00141         
00142         ***********************************************************************/
00143 
00144         static void getDefault (inout ULocale locale)
00145         {       
00146                 locale.name = ICU.toArray (uloc_getDefault());
00147                 if (! locale.name)
00148                       ICU.exception ("failed to get default locale");
00149         }
00150 
00151         /***********************************************************************
00152         
00153         ***********************************************************************/
00154 
00155         static void setDefault (inout ULocale locale)
00156         {
00157                 ICU.Error e;
00158 
00159                 uloc_setDefault (ICU.toString(locale.name), e);
00160                 if (ICU.isError (e))
00161                     ICU.exception ("invalid locale '"~locale.name~"'");   
00162         }
00163 
00164         
00165         /***********************************************************************
00166         
00167                 Bind the ICU functions from a shared library. This is
00168                 complicated by the issues regarding D and DLLs on the
00169                 Windows platform
00170 
00171         ***********************************************************************/
00172 
00173         version (Win32)
00174         {
00175                 private static void*    library;
00176                 private static char[]   libraryName = "icuuc30.dll";     
00177 
00178                 /***************************************************************
00179 
00180                 ***************************************************************/
00181 
00182                 private static extern (C) 
00183                 {
00184                         char* function () uloc_getDefault;
00185                         void  function (char*, inout ICU.Error) uloc_setDefault;
00186                 }
00187 
00188                 /***************************************************************
00189 
00190                 ***************************************************************/
00191 
00192                 static  FunctionLoader.Bind[] targets = 
00193                         [
00194                         {cast(void**) &uloc_getDefault, "uloc_getDefault"}, 
00195                         {cast(void**) &uloc_setDefault, "uloc_setDefault"},
00196                         ];
00197 
00198                 /***************************************************************
00199 
00200                 ***************************************************************/
00201 
00202                 static this ()
00203                 {
00204                         library = FunctionLoader.bind (libraryName, targets);
00205                 }
00206 
00207                 /***************************************************************
00208 
00209                 ***************************************************************/
00210 
00211                 static ~this ()
00212                 {
00213                         FunctionLoader.unbind (library);
00214                 }
00215         }
00216 
00217         version (linux)
00218         {
00219                 /***************************************************************
00220 
00221                 ***************************************************************/
00222 
00223                 private static extern (C) 
00224                 {
00225                         char* uloc_getDefault ();
00226                         void  uloc_setDefault (char*, uint*);
00227                 }
00228         }
00229 }

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