CarTreeRenderer.java 文件源码

/**
 * Overridden DefaultTreeCellRenderer method to change the type of drawing.
 * @param tree      the main tree object
 * @param value     the value we want to display
 * @param isSel     if this tree node is selected
 * @param isExp     if this tree node is expanded
 * @param isLeaf    if this is a leaf node
 * @param index     the index of this node in the tree node array
 * @param cHasFocus if the focus is on this node
 */
@Override
public Component getTreeCellRendererComponent(JTree tree, Object value,
                    boolean isSel, boolean isExp, boolean isLeaf, int index, boolean cHasFocus)
{
    super.getTreeCellRendererComponent(tree, value, isSel, isExp, isLeaf, index, cHasFocus);

    Object o = ((DefaultMutableTreeNode)value).getUserObject();
    if (o instanceof Entrant)
    {
        Entrant e = (Entrant)o;

        String display = e.getNumber() + " - " + e.getName() + " - " + e.getCarModel() + " " + Database.d.getEffectiveIndexStr(e.getCar());
        setText(display);
    }

    return this;
}