LTwain::SetCustomDSData

#include "ltwrappr.h"

L_INT LTwain::SetCustomDSData(pCustomData, pszFileName)

Sets the custom data of the TWAIN data source. This feature is available in version 16 or higher.

Parameters

pTW_CUSTOMDSDATA pCustomData

Pointer to a TW_CUSTOMDSDATA structure. This structure must be allocated and contains the custom data of the TWAIN data source to set. Pass NULL if you need to set the data from a file.

L_TCHAR * pszFileName

Character string that contains a file name for the custom data of a valid TWAIN data source to load from. Pass NULL to set the data using the pCustomData.

Returns

Comments

To get the custom data of the TWAIN data source, call the LTwain::GetCustomDSData function.

To load the custom data of the TWAIN data source from a file, pass a valid file name to pszFileName and NULL to pCustomData.

Required DLLs and Libraries

• LTTWN
• For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

L_INT LTwain__SetCustomDSDataExample(LTwain * plTwain, L_TCHAR * pszFileName) 
{ 
   L_INT nRet; 
   nRet = plTwain->SetCustomDSData(NULL, pszFileName); 
   if(nRet != SUCCESS) 
   { 
      MessageBox (NULL, TEXT("Failed to set custom data source data"), TEXT("ERROR"), 
MB_OK); 
      return nRet; 
   } 
    
   return SUCCESS; 
}