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GetValue Method (TwainEnumerationCapability)

Summary

Gets the value of the TwainEnumerationCapability object.

Syntax

C++

public object GetValue(  
   int index 
)

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

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.

Remarks

index*
Index into the array of values. For more information, refer to How to Work with the Container.

Example

Imports Leadtools 
Imports Leadtools.Twain 
 
Public Sub TwainEnumerationCapabilityGetValueExample(ByVal parent As IntPtr) 
   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(IntPtr 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++) 
      { 
         object capVal = enumCap.GetValue(i); 
         string msg = string.Format("Capability Value({0}) = {1}", i, capVal.ToString()); 
         MessageBox.Show(msg); 
      } 
   } 
   else 
      MessageBox.Show("Container type is not enumeration"); 
}