<window>
	<zscript><![CDATA[//@DECLARATION
       	class MyTreeNode extends org.zkoss.zul.DefaultTreeNode {
       		boolean open;
       		public MyTreeNode(String data, MyTreeNode[] children) {
      			super(data,children);
      		}
      		public MyTreeNode(String data) {
      			super(data);
      		}
      	}
	]]></zscript>
	<zscript><![CDATA[
		MyTreeNode root = new MyTreeNode("Root",
				new MyTreeNode[] {});
		String[] labs = new String[]{"A","B","C"};
		for (int i = 0; i < 3; i++) {
			MyTreeNode ni = new MyTreeNode(labs[i] + i,new MyTreeNode[] {});
			for (int j = 0; j < 3; j++) {
				MyTreeNode nj = new MyTreeNode(ni.getData()
						+ "-" + j, new MyTreeNode[] {});
				for (int k = 0; k < 2; k++) {
					MyTreeNode nk = new MyTreeNode(
							nj.getData() + "-" + k);
					nj.add(nk);
				}
				ni.add(nj);
			}
			root.add(ni);
		}
		org.zkoss.zul.DefaultTreeModel model = new org.zkoss.zul.DefaultTreeModel(root);	                  

	]]></zscript>
	<tree id="tree" model="${model}" width="500px">
		<treecols>
			<treecol label="name"/>
		</treecols>
		<template name="model" >
			<treeitem value="${each}">
				<treerow>
					<treecell label="${each.data}"/>
				</treerow>
			</treeitem>
		</template>
	</tree>
	<hbox>
		<button label="select 1" onClick="tree.getModel().addSelectionPath(new int[]{1})" />
		<button label="select 1,1" onClick="tree.getModel().addSelectionPath(new int[]{1,1})" />
		<button label="select 1,1,1" onClick="tree.getModel().addSelectionPath(new int[]{1,1,1})" />
	</hbox>
	
	
</window>