Code
JList<String> list = new JList<>(model);
list.setCellRenderer(new DefaultListCellRenderer() {
@Override public Component getListCellRendererComponent(
JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
Component c;
if (disableIndexSet.contains(index)) {
c = super.getListCellRendererComponent(list, value, index, false, false);
c.setEnabled(false);
} else {
c = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
}
return c;
}
});
ActionMap am = list.getActionMap();
am.put("selectNextRow", new AbstractAction() {
@Override public void actionPerformed(ActionEvent ae) {
for (int i = list.getSelectedIndex() + 1; i < list.getModel().getSize(); i++) {
if (!disableIndexSet.contains(Integer.valueOf(i))) {
list.setSelectedIndex(i);
break;
}
}
}
});
References
