LTwain::SetTransferOptions

#include "ltwrappr.h"

L_INT LTwain::SetTransferOptions(pTransferOpts);

pointer to a structure

Sets the options used for transferring data from the current TWAIN source.

Parameter	Description
pTransferOpts	Pointer to the TRANSFEROPTIONS structure that contains the transfer options to set.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

To obtain the current transfer options, call the LTwain::GetTransferOptions function.

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.

See Also

Functions:	LTwain::GetTransferOptions, LTwain::GetSupportedTransferMode, LTwain::SetResolution, LTwain::GetResolution, LTwain::SetImageFrame, LTwain::GetImageFrame, LTwain::SetImageUnit, LTwain::GetImageUnit, LTwain::SetImageBitsPerPixel, LTwain::GetImageBitsPerPixel, LTwain::SetImageEffects, LTwain::GetImageEffects, LTwain::SetAcquirePageOptions, LTwain::GetAcquirePageOptions, LTwain::SetRGBResponse, LTwain::ShowProgress, LTwain::EnableDuplex, LTwain::GetDuplexOptions, LTwain::SetMaxXferCount, LTwain::GetMaxXferCount
Topics:	Getting and Setting Capabilities
	TWAIN Functionality: Capability Functions

Example

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
L_INT LTwain__SetTransferOptionsExample(LTwain * plTwain) 
{ 
   L_INT nRet = SUCCESS; 
   L_UINT TransferModes = 0; 
   nRet = plTwain->GetSupportedTransferMode (&TransferModes); 
   if (nRet == SUCCESS) 
   { 
      if ((TransferModes & TWAIN_TRANSFER_FILE) == TWAIN_TRANSFER_FILE) 
         MessageBox(NULL, TEXT("File transfer is supported"), TEXT("Notice!"), MB_OK); 
   } 
   else 
      return nRet; 
   TRANSFEROPTIONS TransOpts; 
   memset(&TransOpts, 0, sizeof(TRANSFEROPTIONS)); 
   plTwain->GetTransferOptions (&TransOpts, sizeof(TRANSFEROPTIONS)); 
   if (nRet == SUCCESS) 
   { 
      if (TransOpts.TransferMode != TWAIN_TRANSFER_FILE) 
      { 
         TransOpts.TransferMode = TWAIN_TRANSFER_FILE; 
         lstrcpy(TransOpts.szFileName, MAKE_IMAGE_PATH(TEXT("test.bmp"))); 
         TransOpts.uFileFormat = TWFF_BMP; 
      } 
      nRet = plTwain->SetTransferOptions(&TransOpts); 
      if(nRet != SUCCESS) 
         return nRet; 
   } 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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