ToggleButtonOnClick

Help Contents GUI programming ToggleButtons ToggleButtonOnClick
ToggleButtonDestroy ToggleButtonValue

ToggleButtonOnClick aToggleButton instructionlist

Command that sets the onClick event handler of the ToggleButton aToggleButton to the commands in the instructionlist.

Examples: 

tb=ToggleButton [][Hide Turtle][
	ifelse ToggleButtonValue tb [hideTurtle][showTurtle]
	updateGraph]
ToggleButtonOnClick tb [
	ifelse ToggleButtonValue tb [pr [Yes, Sir!]][pr [No, Sir!]]
	updateGraph]
ToggleButtonOnClick tb []	;like disabling the ToggleButton

Reference:

ToggleButtonDestroy ToggleButtonValue