ResultTreeView.java 文件源码

public Component getTreeCellRendererComponent(JTree tree,
                                                 Object value,
                                                 boolean selected,
                                                 boolean expanded,
                                                 boolean leaf,
                                                 int row,
                                                 boolean hasFocus) {
       boolean isResultRootNode =
                       (value instanceof TreeNode)
                       && (((TreeNode) value).getParent() == null);
// render no icon space an empty icon of a callStackFrame
       boolean isCallstackFrame = false;
       if (null != value) {
           isCallstackFrame = (Visualizer.findNode(value) instanceof CallstackFrameNode);
       }

       TreeCellRenderer renderer = (isResultRootNode || isCallstackFrame)
                                   ? noIconTreeCellRenderer
                                   : defaultTreeCellRenderer;
       return renderer.getTreeCellRendererComponent(
               tree, value, selected, expanded, leaf, row, hasFocus);
   }