GetValue Method (TwainEnumerationCapability)

C#
Visual Basic
Objective-C
Java
C++

public object GetValue( 
   int index
)

'Declaration
 
Public Function GetValue( _
   ByVal index As Integer _
) As Object

'Usage
 
Dim instance As TwainEnumerationCapability
Dim index As Integer
Dim value As Object
 
value = instance.GetValue(index)

public:
Object^ GetValue( 
   int index
)

Parameters

index: Index into the array of values.

Return Value

The value of the TwainEnumerationCapability object from the specified index.

index must be between 0 and Count.
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 TwainEnumerationCapabilityGetValueExample(ByVal parent As IWin32Window)
   Dim session As TwainSession = New TwainSession()
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None)

   Dim twCap As TwainCapability = session.GetCapability(TwainCapabilityType.ImageUnits, TwainGetCapabilityMode.GetValues)

   If twCap.Information.ContainerType <> TwainContainerType.Enumeration Then
      Dim enumCap As TwainEnumerationCapability = twCap.EnumerationCapability
      Dim i As Integer

      For i = 0 To enumCap.Count - 1
         Dim capVal As TwainCapabilityValue = CType(enumCap.GetValue(i), TwainCapabilityValue)
         Dim msg As String = String.Format("Capability Value(%d) = %s", i, capVal.ToString())
         MessageBox.Show(msg)
      Next
   Else
      MessageBox.Show("Container type is not enumeration")
   End If

   session.Shutdown()
End Sub

using Leadtools;
using Leadtools.Twain;

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


   TwainCapability twCap = session.GetCapability(TwainCapabilityType.ImageUnits, TwainGetCapabilityMode.GetValues);

   if (twCap.Information.ContainerType == TwainContainerType.Enumeration)
   {
      TwainEnumerationCapability enumCap = twCap.EnumerationCapability;

      for (int i = 0; i < enumCap.Count ; i++)
      {
         TwainCapabilityValue capVal = (TwainCapabilityValue)enumCap.GetValue(i);
         string msg = string.Format("Capability Value(%d) = %s", i, capVal.ToString());
         MessageBox.Show(msg);
      }
   }
   else
      MessageBox.Show("Container type is not enumeration");
}

Target Platforms

Reference

TwainEnumerationCapability Class
TwainEnumerationCapability Members