size_t SetInfoDataObject::GetDataSize(const wxDataFormat& format) const {
if (format.GetType() != wxDF_TEXT
&& format.GetType() != wxDF_FILENAME
// && format.GetType() != wxDF_OEMTEXT
&& format.GetType() != wxDF_UNICODETEXT)
assert(false);
wxString url = GetUrl();
size_t ret = url.length();
if (format.GetType() == wxDF_FILENAME)
ret += 1;
return ret;
}
bool SetInfoDataObject::GetDataHere(const wxDataFormat& format, void *pbuf) const {
if (format.GetType() != wxDF_TEXT
&& format.GetType() != wxDF_FILENAME
// && format.GetType() != wxDF_OEMTEXT
&& format.GetType() != wxDF_UNICODETEXT)
return false;
wxString url = GetUrl();
char *curl = strdup((char*)SC::S2U(url).c_str());
size_t len = strlen(curl);
if (format.GetType() == wxDF_FILENAME)
len += 1;
memcpy(pbuf, curl, len);
free(curl);
return true;
}
bool SetInfoDataObject::SetData(const wxDataFormat& format, size_t len, const void *buf) {
if (format.GetType() != wxDF_TEXT
&& format.GetType() != wxDF_FILENAME
// && format.GetType() != wxDF_OEMTEXT
&& format.GetType() != wxDF_UNICODETEXT)
return false;
unsigned char *escaped = (unsigned char*)malloc(len + 1);
memcpy(escaped, buf, len);
escaped[len] = '\0';
wxString url = decode_string(escaped);
free(escaped);
url.Trim(true);
url.Trim(false);
if (!decode_url(url, m_prefix, m_set, m_period, m_time, m_selected_draw))
return false;
return true;
}
void CIDataObject::SetData (
const wxDataFormat& rFormat
, char* pzBuffer
)
{
ULONG ulSize = 0;
switch (rFormat.GetType())
{
case wxDF_TEXT:
case wxDF_OEMTEXT:
case wxDF_FILENAME:
case wxDF_HTML:
ulSize = strlen((const char *)pzBuffer);
break;
#if wxUSE_UNICODE
case wxDF_UNICODETEXT:
ulSize = ::wcslen((const wchar_t *)pzBuffer);
break;
#endif
case wxDF_BITMAP:
case wxDF_METAFILE:
case wxDF_ENHMETAFILE:
case wxDF_TIFF:
case wxDF_DIB:
ulSize = 0; // pass via a handle
break;
case wxDF_SYLK:
case wxDF_DIF:
case wxDF_PALETTE:
case wxDF_PENDATA:
case wxDF_RIFF:
case wxDF_WAVE:
case wxDF_LOCALE:
//PUNT
break;
case wxDF_PRIVATE:
size_t* p = (size_t *)pzBuffer;
ulSize = *p++;
pzBuffer = (char*)p;
break;
}
m_pDataObject->SetData( rFormat
,ulSize
,(void*)pzBuffer
);
} // end of CIDataObject::SetData
bool CIDataObject::GetData ( const wxDataFormat& rFormat,
char* pzBuffer,
ULONG ulLen )
{
QueryGetData(rFormat);
if (rFormat.GetType() == wxDF_INVALID)
return false;
ULONG ulSize = m_pDataObject->GetDataSize(rFormat);
if (ulSize == 0)
{
//
// It probably means that the method is just not implemented
//
return false;
}
if (rFormat.GetType() == wxDF_PRIVATE)
{
//
// For custom formats, put the size with the data - alloc the
// space for it
//
ulSize += sizeof(ULONG);
}
if (ulSize > ulLen) // not enough room to copy
return false;
//
// Copy the data
//
GetDataHere( rFormat
,pzBuffer
,ulSize
);
return true;
} // end of CIDataObject::GetData
bool wxDataObject::IsFormatInPasteboard( void * pb, const wxDataFormat &dataFormat )
{
PasteboardRef pasteboard = (PasteboardRef) pb;
bool hasData = false;
OSStatus err = noErr;
ItemCount itemCount;
// we synchronize here once again, so we don't mind which flags get returned
PasteboardSynchronize( pasteboard );
err = PasteboardGetItemCount( pasteboard, &itemCount );
if ( err == noErr )
{
for( UInt32 itemIndex = 1; itemIndex <= itemCount && hasData == false ; itemIndex++ )
{
PasteboardItemID itemID;
CFArrayRef flavorTypeArray;
CFIndex flavorCount;
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; flavorIndex < flavorCount && hasData == false ; flavorIndex++ )
{
CFStringRef flavorType;
flavorType = (CFStringRef)CFArrayGetValueAtIndex( flavorTypeArray,
flavorIndex );
wxDataFormat flavorFormat( (wxDataFormat::NativeFormat) flavorType );
if ( dataFormat == flavorFormat )
hasData = true;
else if ( dataFormat.GetType() == wxDF_UNICODETEXT && flavorFormat.GetType() == wxDF_TEXT )
hasData = true;
}
CFRelease (flavorTypeArray);
}
}
return hasData;
}