/*
Closes the Data Source Manager
*/
void CTwain::CloseDSM()
{
if(DSMOpen())
{
CloseDS();
CallTwainProc(&m_AppId,NULL,DG_CONTROL,DAT_PARENT,MSG_CLOSEDSM,(TW_MEMREF)&m_hMessageWnd);
m_bDSMOpen = FALSE;
}
}
/*
Opens a Data Source supplied as the input parameter
*/
BOOL CTwain::OpenSource(TW_IDENTITY *pSource)
{
if(pSource)
{
m_Source = *pSource;
}
if(DSMOpen())
{
if(!SourceSelected())
{
SelectDefaultSource();
}
m_bDSOpen = CallTwainProc(&m_AppId,NULL,DG_CONTROL,DAT_IDENTITY,MSG_OPENDS,(TW_MEMREF)&m_Source);
}
return DSOpen();
}
/** Returns true if the Data Source is Open
*/
bool TwainIface::DSOpen() const
{
return IsValidDriver() && DSMOpen() && m_bDSOpen;
}
/*
Returns true if the Data Source is Open
*/
BOOL CTwain::DSOpen() const
{
return IsValidDriver() && DSMOpen() && m_bDSOpen;
}
