svl/source/svdde/ddedata.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 // ACHTUNG: es wird angenommen, dass StarView-Clipboard-Foamatnummern
  22 // und Windows-Formatnummern identisch sind! Ist dies einmal nicht der
  23 // Fall, muessen die Routinen hier angepasst werden. Die Implementation
  24 // verwendet die hier defineirten Konversionen.
  25
  26 #define UNICODE
  27
  28 #include <string.h>
  29 #include "ddeimp.hxx"
  30 #include <svl/svdde.hxx>
  31
  32 #include <osl/thread.h>
  33
  34 // --- DdeData::DdeData() ------------------------------------------
  35
  36 DdeData::DdeData()
  37 {
  38     pImp = new DdeDataImp;
  39     pImp->hData = NULL;
  40     pImp->nData = 0;
  41     pImp->pData = NULL;
  42     pImp->nFmt  = CF_TEXT;
  43 }
  44
  45 // --- DdeData::DdeData() ------------------------------------------
  46
  47 DdeData::DdeData( const void* p, long n, sal_uLong f )
  48 {
  49     pImp = new DdeDataImp;
  50     pImp->hData = NULL;
  51     pImp->pData = (LPBYTE)p;
  52     pImp->nData = n;
  53     pImp->nFmt  = f;
  54 }
  55
  56 // --- DdeData::DdeData() ------------------------------------------
  57
  58 DdeData::DdeData( const OUString& s )
  59 {
  60     pImp = new DdeDataImp;
  61     pImp->hData = NULL;
  62     pImp->pData = (LPBYTE)s.getStr();
  63     pImp->nData = s.getLength()+1;
  64     pImp->nFmt  = CF_TEXT;
  65 }
  66
  67 // --- DdeData::DdeData() ------------------------------------------
  68
  69 DdeData::DdeData( const DdeData& rData )
  70 {
  71     pImp = new DdeDataImp;
  72     pImp->hData = rData.pImp->hData;
  73     pImp->nData = rData.pImp->nData;
  74     pImp->pData = rData.pImp->pData;
  75     pImp->nFmt  = rData.pImp->nFmt;
  76     Lock();
  77 }
  78
  79 // --- DdeData::~DdeData() -----------------------------------------
  80
  81 DdeData::~DdeData()
  82 {
  83     if ( pImp && pImp->hData )
  84         DdeUnaccessData( pImp->hData );
  85     delete pImp;
  86 }
  87
  88 // --- DdeData::Lock() ---------------------------------------------
  89
  90 void DdeData::Lock()
  91 {
  92     if ( pImp->hData )
  93         pImp->pData = DdeAccessData( pImp->hData, (LPDWORD) &pImp->nData );
  94 }
  95
  96 // --- DdeData::GetFormat() ----------------------------------------
  97
  98 sal_uLong DdeData::GetFormat() const
  99 {
 100     return pImp->nFmt;
 101 }
 102
 103 void DdeData::SetFormat( sal_uLong nFmt )
 104 {
 105     pImp->nFmt = nFmt;
 106 }
 107
 108 // --- DdeData::operator const char*() -----------------------------
 109
 110 DdeData::operator const void*() const
 111 {
 112     return pImp->pData;
 113 }
 114
 115 // --- DdeData::operator long() ------------------------------------
 116
 117 DdeData::operator long() const
 118 {
 119     return pImp->nData;
 120 }
 121
 122 // --- DdeData::operator =() ---------------------------------------
 123
 124 DdeData& DdeData::operator = ( const DdeData& rData )
 125 {
 126     if ( &rData != this )
 127     {
 128         DdeData tmp( rData );
 129         delete pImp;
 130         pImp = tmp.pImp;
 131         tmp.pImp = NULL;
 132     }
 133
 134     return *this;
 135 }
 136
 137 sal_uLong DdeData::GetExternalFormat( sal_uLong nFmt )
 138 {
 139     switch( nFmt )
 140     {
 141     case FORMAT_STRING:
 142         nFmt = CF_TEXT;
 143         break;
 144     case FORMAT_BITMAP:
 145         nFmt = CF_BITMAP;
 146         break;
 147     case FORMAT_GDIMETAFILE:
 148         nFmt = CF_METAFILEPICT;
 149         break;
 150
 151     default:
 152         {
 153 #if defined(WNT)
 154             OUString aName( SotExchange::GetFormatName( nFmt ) );
 155             if( !aName.isEmpty() )
 156                 nFmt = RegisterClipboardFormat( reinterpret_cast<LPCWSTR>(aName.getStr()) );
 157 #endif
 158         }
 159     }
 160     return nFmt;
 161 }
 162
 163 sal_uLong DdeData::GetInternalFormat( sal_uLong nFmt )
 164 {
 165     switch( nFmt )
 166     {
 167     case CF_TEXT:
 168         nFmt = FORMAT_STRING;
 169         break;
 170
 171     case CF_BITMAP:
 172         nFmt = FORMAT_BITMAP;
 173         break;
 174
 175     case CF_METAFILEPICT:
 176         nFmt = FORMAT_GDIMETAFILE;
 177         break;
 178
 179     default:
 180 #if defined(WNT)
 181         if( nFmt >= CF_MAX )
 182         {
 183             TCHAR szName[ 256 ];
 184
 185             if( GetClipboardFormatName( nFmt, szName, sizeof(szName) ) )
 186                 nFmt = SotExchange::RegisterFormatName( OUString(reinterpret_cast<const sal_Unicode*>(szName)) );
 187         }
 188 #endif
 189         break;
 190     }
 191     return nFmt;
 192 }
 193
 194 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */