JTreeTable.java 文件源码

/**
 * updateUI is overridden to set the colors of the Tree's renderer
 * to match that of the table.
 */
public void updateUI() {
    super.updateUI();
    // Make the tree's cell renderer use the table's cell selection
    // colors.
    TreeCellRenderer tcr = getCellRenderer();
    if (tcr instanceof DefaultTreeCellRenderer) {
    DefaultTreeCellRenderer dtcr = ((DefaultTreeCellRenderer)tcr);
    // For 1.1 uncomment this, 1.2 has a bug that will cause an
    // exception to be thrown if the border selection color is
    // null.
    // dtcr.setBorderSelectionColor(null);
    dtcr.setTextSelectionColor(UIManager.getColor
                   ("Table.selectionForeground"));
    dtcr.setBackgroundSelectionColor(UIManager.getColor
                    ("Table.selectionBackground"));
    }
}