TwainIsDeviceOnline Method

See Also     Examples     Applies To

Returns the online statue of the current data source.

Syntax

object.TwainIsDeviceOnline ()

The TwainIsDeviceOnline syntax has these parts:

Part Description
object Required. An object expression that evaluates to an object in the Applies To list.

Returns

Boolean. True if the current data source is powered on and communicating, else False.

Remarks

Before using this function check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN)
To get the TWAIN state, use the TwainGetState() function.

Category

TWAIN Functions





© Copyright 2008 GdPicture All rights reserved.
Documentation MAP.