Emulating component operation - Java

Kiwi wrote:
> Hello.
>
> Excuse my poor English.
>
> I have a stupid program that has a three JRadioButton named R, G, and B.
> When it is launched, no button is selected. Window is made of one JPanel.
> First time, the JPanel's background color is default.
>
> Next, when R button is selected, the background color of the JPanel turns into
> red, when G is selected the color turns into green, and when Y, Yellow.
>
> For such a program, normal requirements are that one JRadioButton is selected
> when it is launched and that there is at least one another feedback of button
> selection (e.g. background color).
>
> My stupid program does not meet these requirement. But if there is a way to
> emulate JRadioButton's clicking from code, I can meet them.
>

See AbstractButton.setSelected() or AbstractButton.doClick() in the
javadoc. (Note that JRadioButton extends AbstractButton.)

HTH,
Ray

--
XML is the programmer's duct tape.