@Override
public void actionPerformed(ActionEvent e) {
if (e.getSource() instanceof RadioMenuItem) {
RadioMenuItem item = (RadioMenuItem) e.getSource();
if (item.isSelected()) {
dataModel.setSelectedItem(item.getUserObject());
}
}
};
public void setSelected(Object selected) {
if (selected == null) {
group.clearSelection();
} else {
for (int i = 0; i < itemList.size(); i++) {
RadioMenuItem item = itemList.get(i);
if (item.getUserObject() == selected) {
item.setSelected(true); // Do not trigger actionPerformed
dataModel.setSelectedItem(item.getUserObject());
return;
}
}
}
}
private void init() {
itemList.clear();
Object selectedItem = dataModel.getSelectedItem();
for (int i = 0; i < dataModel.getSize(); i++) {
Object object = dataModel.getElementAt(i);
Icon icon = null;
if (object instanceof GUIEntry) {
icon = ((GUIEntry) object).getIcon();
}
RadioMenuItem radioMenuItem = new RadioMenuItem(object.toString(), icon, object);
radioMenuItem.setSelected(object == selectedItem);
group.add(radioMenuItem);
radioMenuItem.addActionListener(this);
itemList.add(radioMenuItem);
}
}
