UpdateCustomDSData Method

Summary

Updates the custom data source.

Syntax

C++/CLI

Python

public void UpdateCustomDSData( 
   string fileName 
)

public: 
void UpdateCustomDSData(  
   String^ fileName 
)

def UpdateCustomDSData(self,fileName):

Parameters

fileName
String contains file name to get the data to update

Remarks

This method will update the custom data source data for the selected data source. If you need to save the custom data source to a file, call SaveCustomDSData method

Example

using Leadtools; 
using Leadtools.Twain; 
 
 
public void CustomDSDataExample(IntPtr parent, string fileName) 
{ 
   TwainSession session = new TwainSession(); 
 
   try 
   { 
      session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None); 
      session.SaveCustomDSData(fileName); 
 
      session.Acquire(TwainUserInterfaceFlags.Modal | TwainUserInterfaceFlags.Show); 
 
      session.UpdateCustomDSData(fileName); 
   } 
   catch (Exception ex) 
   { 
      MessageBox.Show(ex.Message); 
   } 
 
   session.Shutdown(); 
}

Requirements

Target Platforms

Reference

TwainSession Class

TwainSession Members

QuerySupportedCapabilities Method

GetCapability Method

SetCapability Method

QueryCapability Method

SaveCustomDSData Method

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Help Version 23.0.2024.2.29