树的问题
我想要当点击一个叶节点的时候
在一个文本框打应出从根节点到该叶节点的路径
请问怎么做 谢谢
final Tree tree1 = new Tree(shell, SWT.MULTI | SWT.BORDER);
TreeItem hunan = new TreeItem(tree1, SWT.NONE);
hunan.setText("湖南");
TreeItem xiangtan = new TreeItem(hunan, SWT.NONE);
xiangtan.setText("湘潭");
TreeItem changsha = new TreeItem(hunan, SWT.NONE);
changsha.setText("长沙");
TreeItem wangcheng = new TreeItem(changsha, SWT.NONE);
wangcheng.setText("望城");
TreeItem hubei = new TreeItem(tree1, SWT.NONE);
hubei.setText("湖北");
TreeItem wuhan = new TreeItem(hubei, SWT.NONE);
wuhan.setText("武汉");
final Text text1 = new Text(shell, SWT.BORDER);