VintaSoft Twain .NET SDK v10.2
LampState Property (Device)




Vintasoft.Twain Namespace > Device Class : LampState Property
Determines that the lamp of device is on.
Syntax
'Declaration
 
Public Property LampState As Boolean
'Usage
 
Dim instance As Device
Dim value As Boolean
 
instance.LampState = value
 
value = instance.LampState
public bool LampState {get; set;}
public: __property bool get_LampState();
public: __property void set_LampState( 
   bool value
);
public:
property bool LampState {
   bool get();
   void set (    bool value);
}
Exceptions
ExceptionDescription
Thrown if device is in wrong state.
Thrown if device does not support capability.
Thrown if the .NET debugger is used and the function evaluation requires all threads to run.
Remarks
Call this property only when device is opened (State == DeviceState.Opened).
Requirements

Target Platforms: Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2012, Windows Server 2008, Windows Server 2003

See Also

Reference

Device Class
Device Members
LightPath Property
LightSource Property
Open Method