Beispiel #1
0
bool wxDataObjectBase::IsSupported(const wxDataFormat& format,
                                   Direction dir) const
{
    size_t nFormatCount = GetFormatCount( dir );
    if ( nFormatCount == 1 )
    {
        return format == GetPreferredFormat( dir );
    }
    else
    {
        wxDataFormat *formats = new wxDataFormat[nFormatCount];
        GetAllFormats( formats, dir );

        size_t n;
        for ( n = 0; n < nFormatCount; n++ )
        {
            if ( formats[n] == format )
                break;
        }

        delete [] formats;

        // found?
        return n < nFormatCount;
    }
}
Beispiel #2
0
bool wxDataObject::IsSupportedFormat( const wxDataFormat& rFormat, Direction vDir ) const
{
    size_t nFormatCount = GetFormatCount( vDir );
    bool found = false;

    if (nFormatCount == 1)
    {
        found = (rFormat == GetPreferredFormat());
    }
    else
    {
        wxDataFormat *pFormats = new wxDataFormat[nFormatCount];
        GetAllFormats( pFormats, vDir );

        for (size_t n = 0; n < nFormatCount; n++)
        {
            if (pFormats[n] == rFormat)
            {
                found = true;
                break;
            }
        }

        delete [] pFormats;
    }

    return found;
}
Beispiel #3
0
bool wxDataObject::IsSupportedFormat(
  const wxDataFormat&               rFormat
, Direction                         vDir
) const
{
    size_t                          nFormatCount = GetFormatCount(vDir);

    if (nFormatCount == 1)
    {
        return rFormat == GetPreferredFormat();
    }
    else
    {
        wxDataFormat* pFormats = new wxDataFormat[nFormatCount];
        GetAllFormats( pFormats
                      ,vDir
                     );

        size_t                      n;

        for (n = 0; n < nFormatCount; n++)
        {
            if (pFormats[n] == rFormat)
                break;
        }

        delete [] pFormats;

        // found?
        return n < nFormatCount;
    }
}
Beispiel #4
0
bool wxDataObject::HasDataInPasteboard( void * pb )
{
    PasteboardRef pasteboard = (PasteboardRef) pb;
    size_t formatcount = GetFormatCount() + 1;
    wxDataFormat *array = new wxDataFormat[ formatcount ];
    array[0] = GetPreferredFormat();
    GetAllFormats( &array[1] );
    ItemCount itemCount = 0;
    bool hasData = false;

    // we synchronize here once again, so we don't mind which flags get returned
    PasteboardSynchronize( pasteboard );

    OSStatus err = PasteboardGetItemCount( pasteboard, &itemCount );
    if ( err == noErr )
    {
        for (size_t i = 0; !hasData && i < formatcount; i++)
        {
            // go through the data in our order of preference
            wxDataFormat dataFormat = array[ i ];

            for( UInt32 itemIndex = 1; itemIndex <= itemCount && hasData == false ; itemIndex++ )
            {
                PasteboardItemID    itemID = 0;
                CFArrayRef          flavorTypeArray = NULL;
                CFIndex             flavorCount = 0;

                err = PasteboardGetItemIdentifier( pasteboard, itemIndex, &itemID );
                if ( err != noErr )
                    continue;

                err = PasteboardCopyItemFlavors( pasteboard, itemID, &flavorTypeArray );
                if ( err != noErr )
                    continue;
                    
                flavorCount = CFArrayGetCount( flavorTypeArray );

                for( CFIndex flavorIndex = 0; !hasData && flavorIndex < flavorCount ; flavorIndex++ )
                {
                    CFStringRef             flavorType;
          
                    flavorType = (CFStringRef)CFArrayGetValueAtIndex( flavorTypeArray,
                                                                         flavorIndex );

                    wxDataFormat flavorFormat( (wxDataFormat::NativeFormat) flavorType );
 
                    if ( dataFormat == flavorFormat || 
                        dataFormat.GetType() == wxDF_UNICODETEXT && flavorFormat.GetType() == wxDF_TEXT )
                    {
                        hasData = true;
                    }
                }
                CFRelease( flavorTypeArray );
            }
        }
    }
    return hasData;
}
Beispiel #5
0
void wxDataObject::AddSupportedTypes( void* cfarray)
{
    size_t nFormats = GetFormatCount(wxDataObject::Set);
    wxDataFormat *array = new wxDataFormat[nFormats];
    GetAllFormats(array, wxDataObject::Set);
    
    for (size_t i = 0; i < nFormats; i++)
    {
        wxDataFormat dataFormat = array[ i ];
        
        if ( dataFormat.GetType() == wxDF_UNICODETEXT || dataFormat.GetType() == wxDF_TEXT )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypeUTF16PlainText);
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypePlainText);
        }
        else if ( dataFormat.GetType() == wxDF_FILENAME )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypeFileURL);
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kPasteboardTypeFileURLPromise);
        }
        else if ( dataFormat.GetType() == wxDF_HTML )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypeHTML);
        }
        else if ( dataFormat.GetType() == wxDF_BITMAP )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypeTIFF);
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypePICT);
        }
        else if ( dataFormat.GetType() == wxDF_METAFILE )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, kUTTypePDF);
        }
        else if ( dataFormat.GetType() == wxDF_PRIVATE )
        {
            CFArrayAppendValue((CFMutableArrayRef)cfarray, (CFStringRef) dataFormat.GetFormatId());
        }
    }
    delete[] array;
}
Beispiel #6
0
bool wxDataObject::GetFromPasteboard( void * pb )
{
    PasteboardRef pasteboard = (PasteboardRef) pb;
    size_t formatcount = GetFormatCount() + 1;
    wxDataFormat *array = new wxDataFormat[ formatcount ];
    array[0] = GetPreferredFormat();
    GetAllFormats( &array[1] );
    ItemCount itemCount = 0;
    wxString filenamesPassed;
    bool transferred = false;

    // we synchronize here once again, so we don't mind which flags get returned
    PasteboardSynchronize( pasteboard );

    OSStatus err = PasteboardGetItemCount( pasteboard, &itemCount );
    if ( err == noErr )
    {
        for (size_t i = 0; !transferred && i < formatcount; i++)
        {
            // go through the data in our order of preference
            wxDataFormat dataFormat = array[ i ];

            for( UInt32 itemIndex = 1; itemIndex <= itemCount && transferred == false ; itemIndex++ )
            {
                PasteboardItemID    itemID = 0;
                CFArrayRef          flavorTypeArray = NULL;
                CFIndex             flavorCount = 0;

                err = PasteboardGetItemIdentifier( pasteboard, itemIndex, &itemID );
                if ( err != noErr )
                    continue;

                err = PasteboardCopyItemFlavors( pasteboard, itemID, &flavorTypeArray );
                if ( err != noErr )
                    continue;
                    
                flavorCount = CFArrayGetCount( flavorTypeArray );

                for( CFIndex flavorIndex = 0; !transferred && flavorIndex < flavorCount ; flavorIndex++ )
                {
                    CFStringRef             flavorType;
                    CFDataRef               flavorData;
                    CFIndex                 flavorDataSize;
         
                    flavorType = (CFStringRef)CFArrayGetValueAtIndex( flavorTypeArray,
                                                                         flavorIndex );

                    // avoid utf8 being treated closer to plain-text than unicode by forcing a conversion
                    if ( UTTypeConformsTo(flavorType, CFSTR("public.utf8-plain-text") ) )
                    {
                        flavorType = CFSTR("public.utf16-plain-text");
                    }
                    wxDataFormat flavorFormat( (wxDataFormat::NativeFormat) flavorType );
 
                    if ( dataFormat == flavorFormat )
                    {
                        err = PasteboardCopyItemFlavorData( pasteboard, itemID, flavorType , &flavorData );
                        if ( err == noErr )
                        {
                            flavorDataSize = CFDataGetLength( flavorData );
                            if (dataFormat.GetType() == wxDF_FILENAME )
                            {
                                // revert the translation and decomposition to arrive at a proper utf8 string again
                                CFURLRef url = CFURLCreateWithBytes( kCFAllocatorDefault, CFDataGetBytePtr( flavorData ), flavorDataSize, kCFStringEncodingUTF8, NULL );
                                CFStringRef cfString = CFURLCopyFileSystemPath( url, kCFURLPOSIXPathStyle );
                                CFRelease( url );
                                CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, cfString);
                                CFRelease( cfString );
                                CFStringNormalize(cfMutableString,kCFStringNormalizationFormC);
                                wxString path = wxMacCFStringHolder(cfMutableString).AsString();
                                if (!path.empty())
                                    filenamesPassed += path + wxT("\n");
                            }
                            else
                            {
                                // because some data implementation expect trailing a trailing NUL, we add some headroom
                                void *buf = malloc( flavorDataSize + 4 );
                                if ( buf )
                                {
                                    memset( buf, 0, flavorDataSize + 4 );
                                    memcpy( buf, CFDataGetBytePtr( flavorData ), flavorDataSize );
 
                                    if (dataFormat.GetType() == wxDF_TEXT)
                                        wxMacConvertNewlines10To13( (char*) buf );
                                    SetData( flavorFormat, flavorDataSize, buf );
                                    transferred = true;
                                    free( buf );
                                }
                            }
                            CFRelease (flavorData);
                        }
                    }
                    else if ( dataFormat.GetType() == wxDF_UNICODETEXT && flavorFormat.GetType() == wxDF_TEXT )
                    {
                        err = PasteboardCopyItemFlavorData( pasteboard, itemID, flavorType, &flavorData );
                        if ( err == noErr )
                        {
                            flavorDataSize = CFDataGetLength( flavorData );
                            void *asciibuf = malloc( flavorDataSize + 1 );
                            if ( asciibuf )
                            {
                                memset( asciibuf, 0, flavorDataSize + 1 );
                                memcpy( asciibuf, CFDataGetBytePtr( flavorData ), flavorDataSize );
                                CFRelease (flavorData);

                                SetData( wxDF_TEXT, flavorDataSize, asciibuf );
                                transferred = true;
                                free( asciibuf );
                            }
                            else
                                CFRelease (flavorData);
                        }
                    }
                }
                CFRelease( flavorTypeArray );
            }
            if (filenamesPassed.length() > 0)
            {
                wxCharBuffer buf = filenamesPassed.fn_str();
                SetData( wxDF_FILENAME, strlen( buf ), (const char*)buf );
                transferred = true;
            }
        }
    }
    return transferred;
}
Beispiel #7
0
void wxDataObject::AddToPasteboard( void * pb, int itemID )
{
    PasteboardRef pasteboard = (PasteboardRef) pb;
   // get formats from wxDataObjects
    wxDataFormat *array = new wxDataFormat[ GetFormatCount() ];
    GetAllFormats( array );

    for (size_t i = 0; i < GetFormatCount(); i++)
    {
        wxDataFormat thisFormat = array[ i ];
    
        // add four bytes at the end for data objs like text that 
        // have a datasize = strlen but still need a buffer for the
        // string including trailing zero
        
        size_t datasize = GetDataSize( thisFormat );
        size_t sz = datasize + 4;
        void* buf = malloc( sz );
        if ( buf != NULL )
        {
            // empty the buffer because in some case GetDataHere does not fill buf
            memset( buf, 0, sz );
            if ( GetDataHere( array[ i ], buf ) )
            {
                int counter = 1 ;
                if ( thisFormat.GetType() == wxDF_FILENAME )
                {
                    // the data is D-normalized UTF8 strings of filenames delimited with \n
                    char *fname = strtok((char*) buf,"\n");
                    while (fname != NULL)
                    {
                        // translate the filepath into a fileurl and put that into the pasteobard
                        CFStringRef path = CFStringCreateWithBytes(NULL,(UInt8*)fname,strlen(fname),kCFStringEncodingUTF8,false);
                        CFURLRef url = CFURLCreateWithFileSystemPath(NULL, path , kCFURLPOSIXPathStyle, false);
                        CFRelease(path);
                        CFDataRef data = CFURLCreateData(NULL,url,kCFStringEncodingUTF8,true);
                        CFRelease(url);
                        PasteboardPutItemFlavor( pasteboard, (PasteboardItemID) counter,
                            (CFStringRef) thisFormat.GetFormatId() , data, kPasteboardFlavorNoFlags);
                        CFRelease( data );
                        counter++;
                        fname = strtok (NULL,"\n");
                    }
                    
                }
                else
                {
                    CFDataRef data = CFDataCreate( kCFAllocatorDefault, (UInt8*)buf, datasize );
                    if ( thisFormat.GetType() == wxDF_TEXT )
                         PasteboardPutItemFlavor( pasteboard, (PasteboardItemID) itemID,
                            CFSTR("com.apple.traditional-mac-plain-text") , data, kPasteboardFlavorNoFlags);
                    else
                        PasteboardPutItemFlavor( pasteboard, (PasteboardItemID) itemID,
                            (CFStringRef) thisFormat.GetFormatId() , data, kPasteboardFlavorNoFlags);
                    CFRelease( data );
                }
            }
            free( buf );
        }
    }

    delete [] array;
}
Beispiel #8
0
bool wxDataObject::GetFromPasteboard( void * pb )
{
    PasteboardRef pasteboard = (PasteboardRef) pb;

    size_t formatcount = GetFormatCount(wxDataObject::Set);
    wxDataFormat *array = new wxDataFormat[ formatcount ];
    GetAllFormats(array, wxDataObject::Set);
    
    ItemCount itemCount = 0;
    wxString filenamesPassed;
    bool transferred = false;
    bool pastelocationset = false;

    // we synchronize here once again, so we don't mind which flags get returned
    PasteboardSynchronize( pasteboard );

    OSStatus err = PasteboardGetItemCount( pasteboard, &itemCount );
    if ( err == noErr )
    {
        for (size_t i = 0; !transferred && i < formatcount; i++)
        {
            // go through the data in our order of preference
            wxDataFormat dataFormat = array[ i ];

            for( UInt32 itemIndex = 1; itemIndex <= itemCount && transferred == false ; itemIndex++ )
            {
                PasteboardItemID    itemID = 0;
                CFArrayRef          flavorTypeArray = NULL;
                CFIndex             flavorCount = 0;

                err = PasteboardGetItemIdentifier( pasteboard, itemIndex, &itemID );
                if ( err != noErr )
                    continue;

                err = PasteboardCopyItemFlavors( pasteboard, itemID, &flavorTypeArray );
                if ( err != noErr )
                    continue;

                flavorCount = CFArrayGetCount( flavorTypeArray );

                for( CFIndex flavorIndex = 0; !transferred && flavorIndex < flavorCount ; flavorIndex++ )
                {
                    CFStringRef             flavorType;
                    CFDataRef               flavorData;
                    CFIndex                 flavorDataSize;

                    flavorType = (CFStringRef)CFArrayGetValueAtIndex( flavorTypeArray,
                                                                         flavorIndex );

                    wxDataFormat flavorFormat( (wxDataFormat::NativeFormat) flavorType );

                    if ( dataFormat == flavorFormat )
                    {
                        if ( UTTypeConformsTo( (CFStringRef)flavorType, kPasteboardTypeFileURLPromise) )
                        {
                            if ( !pastelocationset )
                            {
                                wxString tempdir = wxFileName::GetTempDir() + wxFILE_SEP_PATH + "wxtemp.XXXXXX";
                                char* result = mkdtemp((char*)tempdir.fn_str().data());
                                
                                if (!result)
                                    continue;
                                
                                wxCFRef<CFURLRef> dest(CFURLCreateFromFileSystemRepresentation(NULL,(const UInt8*)result,strlen(result),true));
                                PasteboardSetPasteLocation(pasteboard, dest);
                                pastelocationset = true;
                           }
                        }
                        else if ( flavorFormat.GetType() != wxDF_PRIVATE )
                        {
                            // indicate the expected format for the type, benefiting from native conversions eg utf8 -> utf16
                            flavorType = (CFStringRef) wxDataFormat( flavorFormat.GetType()).GetFormatId();
                        }
                        
                        err = PasteboardCopyItemFlavorData( pasteboard, itemID, flavorType , &flavorData );
                        if ( err == noErr )
                        {
                            flavorDataSize = CFDataGetLength( flavorData );
                            if (dataFormat.GetType() == wxDF_FILENAME )
                            {
                                 // revert the translation and decomposition to arrive at a proper utf8 string again
                                CFURLRef url = CFURLCreateWithBytes( kCFAllocatorDefault, CFDataGetBytePtr( flavorData ), flavorDataSize, kCFStringEncodingUTF8, NULL );
                                CFStringRef cfString = CFURLCopyFileSystemPath( url, kCFURLPOSIXPathStyle );
                                CFRelease( url );
                                CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, cfString);
                                CFRelease( cfString );
                                CFStringNormalize(cfMutableString,kCFStringNormalizationFormC);
                                wxString path = wxCFStringRef(cfMutableString).AsString();
                                if (!path.empty())
                                    filenamesPassed += path + wxT("\n");
                            }
                            else
                            {
                                // because some data implementation expect trailing a trailing NUL, we add some headroom
                                void *buf = malloc( flavorDataSize + 4 );
                                if ( buf )
                                {
                                    memset( buf, 0, flavorDataSize + 4 );
                                    memcpy( buf, CFDataGetBytePtr( flavorData ), flavorDataSize );

                                    if (dataFormat.GetType() == wxDF_TEXT)
                                        wxMacConvertNewlines10To13( (char*) buf );
                                    SetData( flavorFormat, flavorDataSize, buf );
                                    transferred = true;
                                    free( buf );
                                }
                            }
                            CFRelease (flavorData);
                        }
                    }
                    else if ( dataFormat.GetType() == wxDF_UNICODETEXT && flavorFormat.GetType() == wxDF_TEXT )
                    {
                        err = PasteboardCopyItemFlavorData( pasteboard, itemID, flavorType, &flavorData );
                        if ( err == noErr )
                        {
                            flavorDataSize = CFDataGetLength( flavorData );
                            void *asciibuf = malloc( flavorDataSize + 1 );
                            if ( asciibuf )
                            {
                                memset( asciibuf, 0, flavorDataSize + 1 );
                                memcpy( asciibuf, CFDataGetBytePtr( flavorData ), flavorDataSize );
                                CFRelease (flavorData);

                                SetData( wxDF_TEXT, flavorDataSize, asciibuf );
                                transferred = true;
                                free( asciibuf );
                            }
                            else
                                CFRelease (flavorData);
                        }
                    }
                }
                CFRelease( flavorTypeArray );
            }
            if ( !filenamesPassed.empty() )
            {
                wxCharBuffer buf = filenamesPassed.fn_str();
                SetData( wxDF_FILENAME, strlen( buf ), (const char*)buf );
                transferred = true;
            }
        }
    }
    return transferred;
}