Visual Basic (Declaration) | |
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Public Property EnableDuplexScanning As Boolean |
Visual Basic (Usage) | Copy Code |
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Dim instance As TwainSession Dim value As Boolean instance.EnableDuplexScanning = value value = instance.EnableDuplexScanning |
C# | |
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public bool EnableDuplexScanning {get; set;} |
Property Value
Enables or disables the duplex mode. Possible values are: true: Enable the duplex mode. false: Disable the duplex mode.Visual Basic | Copy Code |
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Public Sub EnableDuplexScanningPropertyExample(ByVal parent As IWin32Window) Dim session As TwainSession = New TwainSession() session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None) Dim enableDuplex As Boolean = session.EnableDuplexScanning Dim duplexMode As Integer = CInt(session.DuplexScanningMode) Dim maxXfer As Integer = session.MaximumTransferCount If enableDuplex = False Then session.EnableDuplexScanning = True End If If maxXfer <> 10 Then session.MaximumTransferCount = 10 End If session.Shutdown() End Sub |
C# | Copy Code |
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public void EnableDuplexScanningPropertyExample(IWin32Window parent) { TwainSession session = new TwainSession(); session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None); bool enableDuplex = session.EnableDuplexScanning; int duplexMode = (int)session.DuplexScanningMode; int maxXfer = session.MaximumTransferCount; if (enableDuplex == false) { session.EnableDuplexScanning = true; } if (maxXfer != 10) session.MaximumTransferCount = 10; session.Shutdown(); } |
This property internally gets or sets the duplex enabled capability CAP_DUPLEXENABLED. For more information on this capability, refer to http://www.twain.org and click on TWAIN Specification (Version 2.0).
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7
Reference
TwainSession ClassTwainSession Members
Startup Method
Shutdown Method
Acquire Method
MaximumTransferCount Property
DuplexScanningMode Property
AcquirePageOptions Property
ImageEffects Property
ImageBitsPerPixel Property
ImageUnit Property
ImageFrame Property
IsTransferModeAvailable Method
TransferOptions Property
ShowProgressIndicator Method