Leadtools.Services.Twain Namespace > Classes > TwainScanningService > Methods > QuerySourceInformation Method

public virtual [Leadtools.Twain.TwainSourceInformation[]](../tw/twainsourceinformation.html) QuerySourceInformation(  
   string id, 
   object userData 
) 

Public Overridable Function QuerySourceInformation( _ 
   ByVal id As String, _ 
   ByVal userData As Object _ 
) As Leadtools.Twain.TwainSourceInformation() 

public: 
virtual Leadtools.Twain.array<TwainSourceInformation>^ QuerySourceInformation(  
   String^ id, 
   Object^ userData 
) 

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Leadtools.Services.Twain Assembly