Examples of org.apache.wicket.markup.html.tree.ITreeState

Package org.apache.wicket.markup.html.tree

Examples of org.apache.wicket.markup.html.tree.ITreeState

org.apache.wicket.markup.html.tree.ITreeState
Tree state holds information about a tree such as which nodes are expanded / collapsed and which nodes are selected, It can also fire callbacks on listener in case any of the information changed. @author Matej Knopp

        }
    }


    @SuppressWarnings("unchecked")
    public String getSelectedNodeKey() {
        ITreeState treeState = getTree().getTreeState();
        Collection<DefaultMutableTreeNode> selectedNodes = treeState.getSelectedNodes();
        String selectedKey = null;
        if (selectedNodes.size() > 0) {
            DefaultMutableTreeNode selectedNode = selectedNodes.iterator().next();
            ResourceKeyTreePanel.NodeBean userObject = (NodeBean) selectedNode.getUserObject();
            selectedKey = userObject.getResourceKey();

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        public void nodeUnselected(final TreeNode node) {
            // nothing to do
        }


        public void nodeSelected(final TreeNode node) {
            final ITreeState treeState = getTree().getTreeState();
            if (!node.isLeaf()) {
                if (node.equals(previouslySelected) && treeState.isNodeExpanded(node)) {
                    treeState.collapseNode(node);
                } else {
                    treeState.expandNode(node);
                }
            }
            previouslySelected = node;
        }

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      }


      @Override
      protected void onNodeLinkClicked(Object node, BaseTree tree, AjaxRequestTarget target)
      {
        ITreeState state = tree.getTreeState();
        if (state.isNodeExpanded(node) && state.isNodeSelected(node))
        {
          state.collapseNode(node);
        }
        else
        {
          state.expandNode(node);
        }
        state.selectNode(node, true);




        JmxTreeNode jmxNode = (JmxTreeNode)node;
        Object object = jmxNode.getUserObject();
        Panel panel = null;

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Related Classes of org.apache.wicket.markup.html.tree.ITreeState

org.geoserver.web.translator.view.ResourceKeyTreePanel

org.geoserver.web.translator.view.ResourceKeyTreePanel$SelectionKeyListener

org.wicketstuff.jmx.markup.html.tree.JmxTree

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