dtrans/source/os2/clipb/Os2Transferable.cxx

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  30
  31 #if OSL_DEBUG_LEVEL > 1
  32 #include <stdio.h>
  33 #endif
  34
  35 #define INCL_WIN
  36 #include <svpm.h>
  37
  38 #include <string.h>
  39 #include <com/sun/star/io/IOException.hpp>
  40 #include "Os2Transferable.hxx"
  41
  42 using namespace com::sun::star::datatransfer;
  43 using namespace com::sun::star::lang;
  44 using namespace com::sun::star::io;
  45 using namespace com::sun::star::uno;
  46 using namespace cppu;
  47 using namespace osl;
  48 using namespace rtl;
  49 using namespace os2;
  50
  51 // =======================================================================
  52
  53 Os2Transferable::Os2Transferable(
  54     const Reference< XInterface >& xCreator     ) :
  55         m_xCreator( xCreator )
  56 {
  57     debug_printf("Os2Transferable::Os2Transferable %08x\n", this);
  58     hAB = WinQueryAnchorBlock( HWND_DESKTOP );
  59
  60     // query clipboard data to get mimetype
  61     if( UWinOpenClipbrd( hAB ) )
  62     {
  63         ULONG handle = UWinQueryClipbrdData( hAB, UCLIP_CF_UNICODETEXT);
  64         if (handle) {
  65             aFlavor.MimeType = OUString::createFromAscii( "text/plain;charset=utf-16" );
  66             aFlavor.DataType = getCppuType( (OUString*)0 );
  67             //debug_printf("Os2Transferable::Os2Transferable pszText %s\n", pszText);
  68         }
  69         handle = UWinQueryClipbrdData( hAB, UCLIP_CF_BITMAP);
  70         if (handle) {
  71             aFlavor.MimeType = OUString::createFromAscii( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" );
  72             aFlavor.DataType = getCppuType( (OUString*)0 );
  73             //debug_printf("Os2Transferable::Os2Transferable pszText %s\n", pszText);
  74         }
  75         UWinCloseClipbrd( hAB);
  76     }
  77     else
  78     {
  79         debug_printf("Os2Transferable::Os2Transferable failed to open clipboard\n");
  80     }
  81
  82 }
  83
  84 //==================================================================================================
  85
  86 Os2Transferable::~Os2Transferable()
  87 {
  88     debug_printf("Os2Transferable::~Os2Transferable %08x\n", this);
  89 }
  90
  91 //==================================================================================================
  92
  93 Any SAL_CALL Os2Transferable::getTransferData( const DataFlavor& rFlavor )
  94     throw(UnsupportedFlavorException, IOException, RuntimeException)
  95 {
  96     debug_printf("Os2Transferable::getTransferData %08x\n", this);
  97     debug_printf("Os2Transferable::getTransferData mimetype: %s\n", CHAR_POINTER(rFlavor.MimeType));
  98     Any aRet;
  99     Sequence< sal_Int8 > aData;
 100
 101     // retrieve unicode text
 102     if( rFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "text/plain;charset=utf-16" ) ) )
 103     {
 104         if( UWinOpenClipbrd( hAB ) )
 105         {
 106             // check if clipboard has text format
 107             sal_Unicode* pszText = (sal_Unicode*) UWinQueryClipbrdData( hAB, UCLIP_CF_UNICODETEXT);
 108             if (pszText) {
 109                 // convert to oustring and return it
 110                 OUString aString( pszText);
 111                 aRet <<= aString;
 112             }
 113             UWinCloseClipbrd( hAB );
 114             if (pszText)
 115                 return aRet;
 116         }
 117     }
 118
 119     // retrieve bitmap
 120     if( rFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" ) ) )
 121     {
 122         if( UWinOpenClipbrd( hAB ) )
 123         {
 124             // check if clipboard has text format
 125             ULONG handle = UWinQueryClipbrdData( hAB, UCLIP_CF_BITMAP);
 126             if (handle) {
 127                 Sequence< sal_Int8 > winDIBStream;
 128                 // convert to oustring and return it
 129                 if (OS2HandleToOOoBmp( handle, &winDIBStream))
 130                     aRet <<= winDIBStream;
 131                 else
 132                     handle = 0;
 133             }
 134             UWinCloseClipbrd( hAB );
 135             if (handle)
 136                 return aRet;
 137         }
 138     }
 139
 140     // clipboard format unsupported, throw exception
 141     throw UnsupportedFlavorException( rFlavor.MimeType, static_cast < XTransferable * > ( this ) );
 142 }
 143
 144 //==================================================================================================
 145
 146 Sequence< DataFlavor > SAL_CALL Os2Transferable::getTransferDataFlavors()
 147     throw(RuntimeException)
 148 {
 149     debug_printf("Os2Transferable::getTransferDataFlavors %08x\n", this);
 150     Sequence< DataFlavor > aFlavorList(1);
 151     aFlavorList[0] = aFlavor;
 152     debug_printf("Os2Transferable::getTransferDataFlavors mimetype: %s\n", CHAR_POINTER(aFlavor.MimeType));
 153     return aFlavorList;
 154 }
 155
 156 //==================================================================================================
 157
 158 sal_Bool SAL_CALL Os2Transferable::isDataFlavorSupported( const DataFlavor& aFlavor )
 159     throw(RuntimeException)
 160 {
 161     debug_printf("Os2Transferable::isDataFlavorSupported %08x\n", this);
 162     debug_printf("Os2Transferable::isDataFlavorSupported %s\n", CHAR_POINTER(aFlavor.MimeType));
 163
 164     if( aFlavor.DataType != getCppuType( (Sequence< sal_Int8 >*)0 ) )
 165     {
 166         if( ! aFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "text/plain;charset=utf-16" ) ) &&
 167             aFlavor.DataType == getCppuType( (OUString*)0 ) )
 168             return false;
 169     }
 170
 171     Sequence< DataFlavor > aFlavors( getTransferDataFlavors() );
 172     for( int i = 0; i < aFlavors.getLength(); i++ )
 173         if( aFlavor.MimeType.equalsIgnoreAsciiCase( aFlavors.getConstArray()[i].MimeType ) &&
 174             aFlavor.DataType == aFlavors.getConstArray()[i].DataType )
 175             return sal_True;
 176
 177     return sal_False;
 178 }
 179