1.30.2 BLOX.BMenuObject: callback

callback

Answer a DirectedMessage that is sent when the receiver is modified, or nil if none has been set up.

callback: aReceiver message: aSymbol

Set up so that aReceiver is sent the aSymbol message (the name of a zero- or one-argument selector) when the receiver is clicked. If the method accepts an argument, the receiver is passed.

callback: aReceiver message: aSymbol argument: anObject

Set up so that aReceiver is sent the aSymbol message (the name of a one- or two-argument selector) when the receiver is clicked. If the method accepts two argument, the receiver is passed together with anObject; if it accepts a single one, instead, only anObject is passed.

invokeCallback

Generate a synthetic callback