TwainEnumerationCapability Class

C#
Visual Basic
Java
Objective-C
C++

public class TwainEnumerationCapability

'Declaration

Public Class TwainEnumerationCapability

'Usage

Dim instance As TwainEnumerationCapability

public ref class TwainEnumerationCapability

For more information about TW_ENUMERATION containers, refer to the TWAIN Specification (Version 2.0) at http://www.twain.org.
For more information, refer to How to Work with the Container.

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

Copy Code

Imports Leadtools
Imports Leadtools.Twain

Public Sub TwainEnumerationCapabilityExample(ByVal parent As IntPtr)
   Dim session As TwainSession = New TwainSession()
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None)
   Dim twCap As TwainCapability = New TwainCapability()

   twCap.Information.ContainerType = TwainContainerType.Enumeration
   twCap.Information.Type = TwainCapabilityType.ImageUnits

   twCap.EnumerationCapability.Count = 2
   twCap.EnumerationCapability.ItemType = TwainItemType.Uint16

   Dim item As TwainCapabilityValue = TwainCapabilityValue.UnitInches
   twCap.EnumerationCapability.SetValue(0, item)

   twCap.EnumerationCapability.SetValue(1, TwainCapabilityValue.UnitTwips)

   twCap.EnumerationCapability.CurrentIndex = 0
   twCap.EnumerationCapability.DefaultIndex = 0

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

using Leadtools;
using Leadtools.Twain;

public void TwainEnumerationCapabilityExample(IntPtr parent)
{
   TwainSession session = new TwainSession();
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None);
   TwainCapability twCap = new TwainCapability();

   twCap.Information.ContainerType = TwainContainerType.Enumeration;
   twCap.Information.Type = TwainCapabilityType.ImageUnits;

   twCap.EnumerationCapability.Count = 2;
   twCap.EnumerationCapability.ItemType = TwainItemType.Uint16;

   TwainCapabilityValue item = TwainCapabilityValue.UnitInches;
   twCap.EnumerationCapability.SetValue(0, item);

   twCap.EnumerationCapability.SetValue(1, TwainCapabilityValue.UnitTwips);

   twCap.EnumerationCapability.CurrentIndex = 0;
   twCap.EnumerationCapability.DefaultIndex = 0;

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

Target Platforms

Reference

TwainEnumerationCapability Members
Leadtools.Twain Namespace
TwainCapability Class
TwainArrayCapability Class
TwainRangeCapability Class
TwainOneValueCapability Class
TwainCapabilityBase Class
GetCapability Method
SetCapability Method