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TwainRangeCapability Class

Summary

Represents a container of type TW_RANGE.

Syntax

C#
VB
C++
public class TwainRangeCapability 
Public Class TwainRangeCapability  
public ref class TwainRangeCapability  

Remarks

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.

Example

C#
VB
using Leadtools; 
using Leadtools.Twain; 
 
public void TwainRangeCapabilityExample(IntPtr 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(); 
} 
Imports Leadtools 
Imports Leadtools.Twain 
 
Public Sub TwainRangeCapabilityExample(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.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 

Requirements

Target Platforms

Help Version 19.0.2017.10.18
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Leadtools.Twain Assembly