wp.navigationModel

The wp.navigationModel provides access to the navigation model. The navigation model is a tree representation of all pages.

Attributes:

children(node)

Returns an iterator of child nodes.

Example:
```
<c:forEach var="node" items="${wp.navigationModel.children[wp.identification[wp.selectionModel.selected]]}">
    ${node}<br>
</c:forEach>
```
Parameters:
- node
  
  Identifiable, or NavigationNode object to look up the children; it must not be null.
Returns: An iterator with NavigationNode objects; it is never null.
get(id)

Get an individual navigation node.

Example:
```
${wp.navigationModel[id]}
```
Parameters:
- id
  
  String or Identifiable object to look up the navigation object; it must not be null.
Returns: NavigationNode; it can be null if not found.
hasChildren

Determines whether the specified NavigationNode has associated nodes.

Example:
```
${wp.navigationModel.hasChildren[wp.selectionModel.selected]}
```
Parameters:
- node
  
  Identifiable, or NavigationNode object to look up the children; it must not be null.
Returns: Boolean; true if the node has children. Otherwise, it is false.
parent

Access to the parent of a NavigationNode.

Example:
```
${wp.navigationModel.parent[wp.selectionModel.selected]}
```
Parameters:
- node
  
  Identifiable or NavigationNode object to look up the children; it must not be null.
Returns: NavigationNode; the parent node for the node if there is a parent. Otherwise, it is null.
path(node)

Provides access to the path information for the node. The path represents the hierarchy from the root to the give node as a list. It is like a breadcrumb.

Example:
```
<c:forEach var="node" items="${wp.navigationModel.path[wp.selectionModel.selected]}">
    &lt;- ${node}
</c:forEach>
```
Parameters:
- node
  
  Identifiable or NavigationNode object to look up the children; it must not be null.
Returns: a list of NavigationNodes representing the path from the root to the node.
root

Returns the root node of the navigation model.

Example:
```
${wp.navigationModel.root}
```
Parameters: none

Returns: NavigationNode; it is never null.