VizModel vizModel = VizController.getInstance().getVizModel();
final JToggleButton showEdgeButton = new JToggleButton();
showEdgeButton.setSelected(vizModel.isShowEdges());
showEdgeButton.setToolTipText(NbBundle.getMessage(VizBarController.class, "VizToolbar.Edges.showEdges"));
showEdgeButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/gephi/visualization/component/showEdges.png")));
showEdgeButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
VizModel vizModel = VizController.getInstance().getVizModel();
vizModel.setShowEdges(showEdgeButton.isSelected());
}