' This example creates an FxTree, adds and connects the LowPassFilter and 

' HighPassFilter operators to it, and then disconnects them

set oTree = CreateFxTree()

set oSrc = AddFxOp( oTree, "LowPassFilter" )

set oDest = AddFxOp( oTree, "HighPassFilter" )

' This prints out a message that the operator is not connected

checkForCnxs oDest

' Connect the operator (so there is something to disconnect

ConnectFxOp oSrc, oDest, "Input"

' This prints out a list of three operators (Input, Obey Matte, and Output)

checkForCnxs oDest

' Now disconnect the operator

DisconnectFxOp oDest, "Input"

' This prints out a message that the operator is not connected

checkForCnxs oDest

function checkForCnxs( in_operator )

	' Here you can use the object model 

	' FxOperator.IsConnected method because the return value

	' of the ConnectFxOp command is the FxOperator

	if in_operator.IsConnected(0) then

		Application.LogMessage "The " & in_operator.Name _

			& " operator is connected to these operators:"

		for i = 0 to in_operator.ConnectionCount - 1

			Application.LogMessage in_operator.GetConnectionName(i)

		next

	else

		Application.LogMessage "The " & in_operator.Name _

			& " operator is not connected."

	end if

end function

' Output of above script...

' (before connecting the operators):

'INFO : "The HighPassFilter operator is not connected."

' (after connecting the operators):

'INFO : "The HighPassFilter operator is connected to these operators:"

'INFO : "Input"

'INFO : "Obey Matte"

'INFO : "Output"

' (after disconnecting the operators):

'INFO : "The HighPassFilter operator is not connected."