Disabling generated buttons

Cecil Westerhof <Cecil@decebal.nl>
Mon, 02 Feb 2015 13:24:50 +0100
I defined the following class:
    private enum Colours {
        Brown(new Color(0x9C, 0x5D, 0x52)),

        private final Color value;

        Colours(Color value) {
            this.value = value;

        public Color value() {
            return value;

I use it to add some (Swing) buttons:
        for(int i = 0; i < Colours.values().length; ++i) {
            final Colours colour = Colours.values()[i];

            JButton jButton = new JButton("" + colour);

            add(jButton, gbc);
            jButton.addActionListener(new ActionListener() {
                    public void actionPerformed(ActionEvent e) {
            if( gbc.gridx == 3 ) {
                gbc.gridx = 0;

Those buttons are used to select a colour. But when the wrong colour
is selected I want to disable all the buttons for half a second.
(Otherwise people could just click very fast at random.)
How would I do this?

Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof

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