tools/source/string/strucvt.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: strucvt.cxx,v $
  10  * $Revision: 1.16 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 // no include "precompiled_tools.hxx" because this is included in other cxx files.
  32
  33 // =======================================================================
  34
  35 void UniString::InitStringRes( const char* pUTF8Str, sal_Int32 nLen )
  36 {
  37     DBG_CTOR( UniString, DbgCheckUniString );
  38     OSL_ENSURE(nLen <= STRING_MAXLEN, "Overflowing UniString");
  39
  40     mpData = NULL;
  41     rtl_string2UString( (rtl_uString **)(&mpData),
  42                         pUTF8Str, nLen,
  43                         RTL_TEXTENCODING_UTF8,
  44                         RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MAPTOPRIVATE |
  45                         RTL_TEXTTOUNICODE_FLAGS_MBUNDEFINED_DEFAULT |
  46                         RTL_TEXTTOUNICODE_FLAGS_INVALID_DEFAULT );
  47 }
  48
  49 // =======================================================================
  50
  51 UniString::UniString( const ByteString& rByteStr, rtl_TextEncoding eTextEncoding, sal_uInt32 nCvtFlags )
  52 {
  53     DBG_CTOR( UniString, DbgCheckUniString );
  54     DBG_CHKOBJ( &rByteStr, ByteString, DbgCheckByteString );
  55
  56     mpData = NULL;
  57     rtl_string2UString( (rtl_uString **)(&mpData),
  58                         rByteStr.mpData->maStr, rByteStr.mpData->mnLen,
  59                         eTextEncoding, nCvtFlags );
  60 }
  61
  62 // -----------------------------------------------------------------------
  63
  64 UniString::UniString( const ByteString& rByteStr, xub_StrLen nPos, xub_StrLen nLen,
  65                       rtl_TextEncoding eTextEncoding, sal_uInt32 nCvtFlags )
  66 {
  67     DBG_CTOR( UniString, DbgCheckUniString );
  68     DBG_CHKOBJ( &rByteStr, ByteString, DbgCheckByteString );
  69
  70     // Stringlaenge ermitteln
  71     if ( nPos > rByteStr.mpData->mnLen )
  72         nLen = 0;
  73     else
  74     {
  75         // Laenge korrigieren, wenn noetig
  76         sal_Int32 nMaxLen = rByteStr.mpData->mnLen-nPos;
  77         if ( nLen > nMaxLen )
  78             nLen = static_cast< xub_StrLen >(nMaxLen);
  79     }
  80
  81     mpData = NULL;
  82     rtl_string2UString( (rtl_uString **)(&mpData),
  83                         rByteStr.mpData->maStr+nPos, nLen,
  84                         eTextEncoding, nCvtFlags );
  85 }
  86
  87 // -----------------------------------------------------------------------
  88
  89 UniString::UniString( const char* pByteStr,
  90                       rtl_TextEncoding eTextEncoding, sal_uInt32 nCvtFlags )
  91 {
  92     DBG_CTOR( UniString, DbgCheckUniString );
  93     DBG_ASSERT( pByteStr, "UniString::UniString() - pByteStr is NULL" );
  94
  95     mpData = NULL;
  96     rtl_string2UString( (rtl_uString **)(&mpData),
  97                         pByteStr, ImplStringLen( pByteStr ),
  98                         eTextEncoding, nCvtFlags );
  99 }
 100
 101 // -----------------------------------------------------------------------
 102
 103 UniString::UniString( const char* pByteStr, xub_StrLen nLen,
 104                       rtl_TextEncoding eTextEncoding, sal_uInt32 nCvtFlags )
 105 {
 106     DBG_CTOR( UniString, DbgCheckUniString );
 107     DBG_ASSERT( pByteStr, "UniString::UniString() - pByteStr is NULL" );
 108
 109     if ( nLen == STRING_LEN )
 110         nLen = ImplStringLen( pByteStr );
 111
 112     mpData = NULL;
 113     rtl_string2UString( (rtl_uString **)(&mpData),
 114                         pByteStr, nLen,
 115                         eTextEncoding, nCvtFlags );
 116 }
 117
 118 // =======================================================================
 119
 120 UniString::UniString( const rtl::OUString& rStr )
 121     : mpData(NULL)
 122 {
 123     DBG_CTOR( UniString, DbgCheckUniString );
 124
 125     OSL_ENSURE(rStr.pData->length < STRING_MAXLEN,
 126                "Overflowing rtl::OUString -> UniString cut to zero length");
 127
 128
 129     if (rStr.pData->length < STRING_MAXLEN)
 130     {
 131         mpData = reinterpret_cast< UniStringData * >(const_cast< rtl::OUString & >(rStr).pData);
 132         STRING_ACQUIRE((STRING_TYPE *)mpData);
 133     }
 134     else
 135     {
 136         STRING_NEW((STRING_TYPE **)&mpData);
 137     }
 138 }
 139
 140 // -----------------------------------------------------------------------
 141
 142 UniString& UniString::Assign( const rtl::OUString& rStr )
 143 {
 144     DBG_CHKTHIS( UniString, DbgCheckUniString );
 145
 146     OSL_ENSURE(rStr.pData->length < STRING_MAXLEN,
 147                "Overflowing rtl::OUString -> UniString cut to zero length");
 148
 149
 150     if (rStr.pData->length < STRING_MAXLEN)
 151     {
 152         STRING_RELEASE((STRING_TYPE *)mpData);
 153         mpData = reinterpret_cast< UniStringData * >(const_cast< rtl::OUString & >(rStr).pData);
 154         STRING_ACQUIRE((STRING_TYPE *)mpData);
 155     }
 156     else
 157     {
 158         STRING_NEW((STRING_TYPE **)&mpData);
 159     }
 160
 161     return *this;
 162 }
 163
 164 UniString UniString::intern() const
 165 {
 166     UniString aStr;
 167
 168     rtl_uString_intern( reinterpret_cast<rtl_uString **>(&aStr.mpData),
 169                         (rtl_uString *)(mpData) );
 170
 171     return aStr;
 172 }
 173
 174 // =======================================================================
 175
 176 #include <tools/rc.hxx>
 177 #include <tools/rcid.h>
 178
 179 UniString::UniString( const ResId& rResId )
 180 {
 181     rResId.SetRT( RSC_STRING );
 182     ResMgr* pResMgr = rResId.GetResMgr();
 183     mpData = NULL;
 184     if ( pResMgr && pResMgr->GetResource( rResId ) )
 185     {
 186         // String laden
 187         RSHEADER_TYPE * pResHdr = (RSHEADER_TYPE*)pResMgr->GetClass();
 188         //sal_uInt32 nLen = pResHdr->GetLocalOff() - sizeof( RSHEADER_TYPE );
 189
 190         sal_Int32 nStringLen = rtl_str_getLength( (char*)(pResHdr+1) );
 191         InitStringRes( (const char*)(pResHdr+1), nStringLen );
 192
 193         sal_uInt32 nSize = sizeof( RSHEADER_TYPE )
 194             + sal::static_int_cast< sal_uInt32 >(nStringLen) + 1;
 195         nSize += nSize % 2;
 196         pResMgr->Increment( nSize );
 197     }
 198     else
 199     {
 200         STRING_NEW((STRING_TYPE **)&mpData);
 201
 202 #if OSL_DEBUG_LEVEL > 0
 203         *this = UniString::CreateFromAscii( "<resource id " );
 204         Append( UniString::CreateFromInt32( rResId.GetId() ) );
 205         AppendAscii( " not found>" );
 206 #endif
 207     }
 208
 209
 210     ResHookProc pImplResHookProc = ResMgr::GetReadStringHook();
 211     if ( pImplResHookProc )
 212         pImplResHookProc( *this );
 213 }
 214