1.46.1 BLOX.BToggle: accessing

callback: aReceiver message: aSymbol

Set up so that aReceiver is sent the aSymbol message (the name of a selector accepting at most two arguments) when the receiver is clicked. If the method accepts two arguments, the receiver is passed as the first parameter. If the method accepts one or two arguments, the state of the widget (true if it is selected, false if it is not) is passed as the last parameter.

invokeCallback

Generate a synthetic callback.

value

Answer whether the button is in a selected (checked) state.

value: aBoolean

Set whether the button is in a selected (checked) state and generates a callback accordingly.

variable: value

Set the value of Tk's variable option for the widget.