org.zkoss.zkdemo.test2.tree
Class HostTreeOpenCtrlRenderer2

java.lang.Object
  org.zkoss.zkdemo.test2.tree.HostTreeOpenCtrlRenderer2

All Implemented Interfaces:

TreeitemRenderer

public class HostTreeOpenCtrlRenderer2
extends java.lang.Object
implements TreeitemRenderer

Author:

Dennis.Chen

Constructor Summary

HostTreeOpenCtrlRenderer2()

Method Summary

void	render(Treeitem treeitem, java.lang.Object data) Renders the data to the specified tree item.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HostTreeOpenCtrlRenderer2

public HostTreeOpenCtrlRenderer2()

Method Detail

render

public void render(Treeitem treeitem,
                   java.lang.Object data)
            throws java.lang.Exception

Description copied from interface: TreeitemRenderer

Renders the data to the specified tree item.

Specified by:

render in interface TreeitemRenderer

Parameters:

treeitem - the Treeitem to render the result.
Note:

1. When this method is called, the treeitem should have no child at all, unless you don't return
2. Treeitem and Treerow are only components that allowed to be item's children.
3. A new treerow should be contructed and append to item, when treerow of item is null.
   Otherwise, when treerow of item is not null, modify the content of the treerow or detach the treerow's children first, since that only one treerow is allowed
4. Do not append any treechildren to item in this method, a treechildren will be appended afterward.
5. When a treerow is not appended to item, generally label of item is displayed.

data - that is used to render the Treeitem

Throws:

java.lang.Exception