''This page is maintained for historic purposes. The keyword is not supported in QB64.''


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'''ON PEN''' enables event handling for the lightpen.


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:: ON PEN GOSUB labelorline


''Description:''
*'''[[Keywords currently not supported by QB64|Not supported in QB64.]]'''
* Any activity on the lightpen will cause the program to branch to the specified labelorline.
* [[PEN (statement)|PEN]] [[ON]] enables or resumes event trapping.
* [[PEN (statement)|PEN]] [[OFF]] disables event trapping and event logging.
* [[PEN (statement)|PEN]] [[STOP]] temporarily suspends event trapping. When resumed again by [[PEN (statement)|PEN]] [[ON]]), may report events while suspended.


''See also:'' 
* [[PEN]] (function), [[PEN (statement)]]


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