<window border="normal" title="hello" apply="pkg$.TestComposer">

    <div>This demonstrates a problem with the fireEvent Method in TreeModel when trying to render an item which has the attribute selected = true.</div>

        <button id="btnRemove" label="First remove" />

    <button id="btnAdd" label="Then add" />

​

        <tree id="tree" height="200px" width="200px"/>

  </window>

</zk>

​