@Override
	public void actionPerformed(ActionEvent event) {
		// A vestige from when we used to send this class through the Swing API.  Execution is now
		// done on the ExecutableAction this class creates.
		throw new UnsupportedOperationException();
	}
Enables or disables the action.  This affects all uses of the action.  Note that for popups,
this affects whether or not the option is "grayed out", not whether the action is added
to the popup.

@param newValue  true to enable the action, false to disable it
@see Action#setEnabled
Ghidra/Framework/Docking/src/main/java/docking/action/MultipleKeyAction.java