TwainRangeCapability Class

Visual Basic
C#
WinRT C#
WinRT JavaScript
C++

public class TwainRangeCapability

'Declaration
 
Public Class TwainRangeCapability

'Usage
 
Dim instance As TwainRangeCapability

public sealed class TwainRangeCapability

function Leadtools.Twain.TwainRangeCapability()

public ref class TwainRangeCapability

For more information about TW_RANGE 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.

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

Public Sub TwainRangeCapabilityExample(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.ContainerType = TwainContainerType.Range
   twCap.Information.Type = TwainCapabilityType.ImageJpegQuality

   twCap.RangeCapability.ItemType = TwainItemType.Int16
   twCap.RangeCapability.CurrentValue = TwainCapabilityValue.JpegQualityMedium

   twCap.RangeCapability.MinimumValue = 0
   twCap.RangeCapability.MaximumValue = 50

   twCap.RangeCapability.StepSize = 10

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

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

   TwainCapability twCap = new TwainCapability();

   twCap.Information.ContainerType = TwainContainerType.Range;
   twCap.Information.Type = TwainCapabilityType.ImageJpegQuality;

   twCap.RangeCapability.ItemType = TwainItemType.Int16;
   twCap.RangeCapability.CurrentValue = TwainCapabilityValue.JpegQualityMedium;

   twCap.RangeCapability.MinimumValue = 0;
   twCap.RangeCapability.MaximumValue = 50;

   twCap.RangeCapability.StepSize = 10;

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

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

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