CheckBoxNodeEditor.java 文件源码

@Override
public Component getTreeCellEditorComponent(final JTree tree,
    final Object value, final boolean selected, final boolean expanded,
    final boolean leaf, final int row) {

    final Component editor =
        renderer.getTreeCellRendererComponent(tree, value, true, expanded, leaf,
            row, true);

    // editor always selected / focused
    final ItemListener itemListener = new ItemListener() {

        @Override
        public void itemStateChanged(final ItemEvent itemEvent) {
            if (stopCellEditing()) {
                fireEditingStopped();
            }
        }
    };
    if (editor instanceof CheckBoxNodePanel) {
        final CheckBoxNodePanel panel = (CheckBoxNodePanel) editor;
        panel.check.addItemListener(itemListener);
    }

    return editor;
}