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QuerySupportedCapabilities Method
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Leadtools.Twain Namespace > TwainSession Class : QuerySupportedCapabilities Method




Gets an array of Twain Capabilities supported in the current session.

Syntax

Visual Basic (Declaration) 
Public Function QuerySupportedCapabilities() As TwainCapabilityType()
Visual Basic (Usage)Copy Code
Dim instance As TwainSession
Dim value() As TwainCapabilityType
 
value = instance.QuerySupportedCapabilities()
C# 
public TwainCapabilityType[] QuerySupportedCapabilities()
Managed Extensions for C++ 
public: TwainCapabilityType[] QuerySupportedCapabilities();
C++/CLI 
public:
array<TwainCapabilityType> QuerySupportedCapabilities();

Example

Visual BasicCopy Code
Public Sub QuerySupportedCapabilitiesExample(ByVal parent As IWin32Window)
   Dim session As TwainSession = New TwainSession()

   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.InitializeMultithreaded)

   Dim caps As TwainCapabilityType() = session.QuerySupportedCapabilities()

   If Not caps Is Nothing Then
      Dim i As Integer = 0
      Do While i < caps.Length
         Console.WriteLine(caps(i).ToString())
         i += 1
      Loop
   End If

   session.Shutdown()
End Sub
C#Copy Code
public void QuerySupportedCapabilitiesExample(IWin32Window parent) 
{ 
   TwainSession session = new TwainSession(); 
 
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.InitializeMultithreaded); 
 
   TwainCapabilityType[] caps = session.QuerySupportedCapabilities(); 
 
   if(caps != null) 
   { 
      for(int i = 0; i < caps.Length; i++) 
         Console.WriteLine(caps[i].ToString()); 
   } 
 
   session.Shutdown(); 
}

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also