L_TwainEnableShowUserInterfaceOnly

Summary

Indicates whether to display the TWAIN user interface with or without the Scan button, if supported.

Syntax

L_LTTWN_API L_INT L_TwainEnableShowUserInterfaceOnly (hSession, bEnable)

Parameters

HTWAINSESSION hSession

Handle to an existing TWAIN session. This handle is obtained by calling either the L_TwainInitSession or L_TwainInitSession2 function.

L_BOOL bEnable

Flag that indicates whether to display the user interface.  Possible values are:

Returns

Comments

To display the TWAIN driver user interface without the scan button, call this function with the bEnable parameter set to true. Then call L_TwainTemplateDlg to display the template dialog.

If you call this function with the bEnable parameter set to false, the template dialog will display the normal TWAIN user interface, with the scan button.

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

Function

• L_TwainInitSession
• L_TwainTemplateDlg

Topics

• Handling Template Files
• TWAIN Functionality: Template File Functions

Example

L_INT TwainEnableShowUserInterfaceOnlyExample(L_TCHAR* pszFileName, HTWAINSESSION hSession) 
{ 
   L_INT nRet; 
   nRet = L_TwainEnableShowUserInterfaceOnly(hSession, TRUE); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = L_TwainTemplateDlg(hSession, pszFileName, NULL, NULL, NULL); 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
}