Shutdown Method

C#
Visual Basic
Objective-C
Java
C++

public void Shutdown()

'Declaration
 
Public Sub Shutdown()

'Usage
 
Dim instance As TwainSession
 
instance.Shutdown()

public:
void Shutdown();

A TWAIN session is started by calling the Startup method. For each call to the Startup method there must be a call to the Shutdown method.
For more information, refer to Freeing the TWAIN Session.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Twain

Public Sub ShutdownExample(ByVal parent As IWin32Window)
   Dim session As TwainSession = New TwainSession()
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None)

   Dim twCap As TwainCapability = New TwainCapability()

   twCap.Information.Type = TwainCapabilityType.ImageTransferMechanism
   twCap.Information.ContainerType = TwainContainerType.OneValue
   twCap.OneValueCapability.ItemType = TwainItemType.Uint16
   twCap.OneValueCapability.Value = TwainCapabilityValue.TransferMechanismNative

   session.SetCapability(twCap, TwainSetCapabilityMode.Set)
   session.Acquire(TwainUserInterfaceFlags.Show)
   session.Shutdown()
End Sub

using Leadtools;
using Leadtools.Twain;

public void ShutdownExample(IWin32Window parent)
{
   TwainSession session = new TwainSession();
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None);

   TwainCapability twCap = new TwainCapability();

   twCap.Information.Type = TwainCapabilityType.ImageTransferMechanism;
   twCap.Information.ContainerType = TwainContainerType.OneValue;
   twCap.OneValueCapability.ItemType = TwainItemType.Uint16;
   twCap.OneValueCapability.Value = TwainCapabilityValue.TransferMechanismNative;

   session.SetCapability(twCap, TwainSetCapabilityMode.Set);
   session.Acquire(TwainUserInterfaceFlags.Show);
   session.Shutdown();
}

Target Platforms

Reference

TwainSession Class
TwainSession Members
Startup Method
IsAvailable Method
Acquire Method
SelectSource Method