class MyPreviewPane extends JLabel{
Color curColor;
public MyPreviewPane(JColorChooser chooser) {
curColor = chooser.getColor();
ColorSelectionModel model = chooser.getSelectionModel();
model.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent evt) {
ColorSelectionModel model = (ColorSelectionModel) evt.getSource();
curColor = model.getSelectedColor();
}
});
setPreferredSize(new Dimension(50, 50));
}
public void paint(Graphics g) {
g.setColor(curColor);
g.fillRect(0, 0, getWidth() - 1, getHeight() - 1);
}
}