Example usage for javax.swing.tree TreeNode getAllowsChildren

Introduction

In this page you can find the example usage for javax.swing.tree TreeNode getAllowsChildren.

Prototype

boolean getAllowsChildren();

Source Link

Document

Returns true if the receiver allows children.

Usage

From source file:org.artifactory.webapp.wicket.actionable.tree.ActionableItemsTree.java

public TreeNode getNextTreeNode(TreeNode node) {
    ITreeState state = getTreeState();//from  ww  w . ja  v  a  2s  .c  om
    DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
    if (parent == null) {
        return null;
    }
    if (!node.isLeaf() && node.getAllowsChildren() && state.isNodeExpanded(node)) {
        return node.getChildAt(0);
    }

    TreeNode nextNode = parent.getChildAfter(node);
    if (nextNode == null) {
        return getNextParent(parent);
    }
    return nextNode;
}

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From source file:org.artifactory.webapp.wicket.actionable.tree.ActionableItemsTree.java

public TreeNode getPrevTreeNode(TreeNode node) {
    DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
    if (parent == null) {
        return null;
    }/* w  w w  .  j a  v  a 2  s .co  m*/

    TreeNode prevNode = parent.getChildBefore(node);
    if (prevNode != null) {
        ITreeState state = getTreeState();
        node = prevNode;
        while (!node.isLeaf() && node.getAllowsChildren() && state.isNodeExpanded(node)) {
            node = node.getChildAt(node.getChildCount() - 1);
        }
        return node;
    }

    DefaultTreeModel treeModel = getTreeModel();
    if (parent == treeModel.getRoot()) {
        return null;
    }
    return parent;
}

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