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POHow to highlight a primefaces tree node from backing bean
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  1. POHow to highlight a primefaces tree node from backing bean
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    copied!<p>I am working with primefaces tree component. There is a context menu for the tree (add a node, edit node, delete node). After performing some operation, I need to refresh the tree and then highlight the node added or edited.</p> <p>This is my code.</p> <h1>index.xhtml</h1> <p></p> <pre><code> &lt;p:treeNode&gt; &lt;h:outputText value="#{node}" /&gt; &lt;/p:treeNode&gt; &lt;/p:tree&gt; &lt;p:contextMenu for="pTree" id="cmenu"&gt; &lt;p:menuitem value="Add topic as child" update="pTree, cmenu" actionListener="#{treeBean.addChildNode}" /&gt; &lt;p:menuitem value="Add topic Below" update="pTree, cmenu" actionListener="#{treeBean.addTopicBelow}" /&gt; &lt;p:menuitem value="Delete Topic" update="pTree, cmenu" actionListener="#{treeBean.deleteNode}" /&gt; &lt;/p:contextMenu&gt; </code></pre> <h1>treeBean.java</h1> <p>public class TreeBean implements Serializable {</p> <pre><code>private TreeNode root; public TreeBean() { root = new DefaultTreeNode("Root", null); // GET the root nodes first L0 List&lt;TracPojo&gt; rootNodes = SearchDao.getRootNodes111(); Iterator it = rootNodes.iterator(); while (it.hasNext()) { TracPojo t1 = (TracPojo) it.next(); String tid = t1.getTopicID(); TreeNode node1 = new DefaultTreeNode(t1, root); } } public TreeNode getRoot() { return root; } public void addChildNode(ActionEvent actionEvent) { List record = NewSearchDao.getRecord(selectedNode); Iterator it = record.iterator(); while (it.hasNext()) { Object[] record1 = (Object[]) it.next(); setParentID_dlg((String) record1[0]); setSortIndex((Integer) record1[2]); } } public void saveChilddNode() { System.out.println("Save as Child Node ........"); } </code></pre> <p>}</p>
 

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