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https://issues.apache.org/jira/browse/WICKET-3449?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12995885#comment-12995885
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Martin Grigorov commented on WICKET-3449:
-----------------------------------------
Can you please test with latest 1.4.x ?
There were some fixes in Tree component lately.
Please create a quickstart application that reproduces the problem.
> Tree doesn't update correctly
> -----------------------------
>
> Key: WICKET-3449
> URL: https://issues.apache.org/jira/browse/WICKET-3449
> Project: Wicket
> Issue Type: Bug
> Components: wicket
> Affects Versions: 1.4.14
> Environment: tomcat 6.0.26, win 7
> Reporter: Sergey Plevko
> Assignee: Igor Vaynberg
> Fix For: 1.4.11, 1.5-M2.1
>
>
> When we add a first child to the root node junction link (near the root)
> doesn't appear in the tree.
> This bug easily can be reproduced with the next piece of code.
> TestPage.html
> <html xmlns="http://www.w3.org/1999/xhtml";
> xmlns:wicket="http://wicket.apache.org/dtds.data/wicket-xhtml1.4-strict.dtd";>
> <body>
> <table>
> <tr> <td> <div wicket:id="tree"></div> </td>
> </tr>
> <tr> <td> <input type="submit" wicket:id="addChild"
> class="btn btnStd" /> </td> </tr>
> </table>
> </body>
> </html>
> TestPage.java
> public class TestPage extends WebPage {
> public TestPage() {
> final DefaultMutableTreeNode root = new
> DefaultMutableTreeNode("root");
> final DefaultTreeModel treeModel = new DefaultTreeModel(root);
> final BaseTree tree = new LinkTree("tree", treeModel);
> add(tree);
> tree.getTreeState().expandNode(root);
> AjaxLink addButton = new AjaxLink("addChild") {
> public void onClick(AjaxRequestTarget ajaxRequestTarget) {
> DefaultMutableTreeNode child = new
> DefaultMutableTreeNode("child");
> root.add(child); // it doesn't matter how we add this child
> treeModel.insertNodeInto(child, root, 0);
> tree.updateTree(ajaxRequestTarget);
> }
> };
> add(addButton);
> }
> }
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