org.jaffa.presentation.portlet.widgets.model
Class TreeModel

java.lang.Object
  org.jaffa.presentation.portlet.widgets.model.WidgetModel
      org.jaffa.presentation.portlet.widgets.model.TreeModel

public class TreeModel

extends WidgetModel

Model for the Tree widget.

Field Summary

static String

ATTRIBUTE_NODE_TYPE Constant for the attribute node type.

Constructor Summary

TreeModel()

Method Summary

Node	getNode(String id) Returns a node if it exists based on the passed ID string.
Node	getRootNode() Returns the root node.
boolean	isExpanded(Node n) Returns a true if the input Node is expanded.
void	setAllExpanded() Sets all the nodes to be expanded.
void	setExpanded(ArrayList num) Sets an attribute on the node to expanded ="true" for caching.
void	setNoneExpanded() Sets all the nodes to be non-expanded.
void	setRootNode(Node node) Sets a node to be the root node.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ATTRIBUTE_NODE_TYPE

public static final String ATTRIBUTE_NODE_TYPE

Constant for the attribute node type.

See Also:

Constant Field Values

Constructor Detail

TreeModel

public TreeModel()

Method Detail

setRootNode

public void setRootNode(Node node)

Sets a node to be the root node.

Parameters:

node - node to be made root.

getRootNode

public Node getRootNode()

Returns the root node.

Returns:

the root node.

getNode

public Node getNode(String id)

Returns a node if it exists based on the passed ID string.

Parameters:

id - The node id.

Returns:

a node if it exists based on the passed ID string.

setExpanded

public void setExpanded(ArrayList num)

Sets an attribute on the node to expanded ="true" for caching.

Parameters:

num - A List of String objects, each String containing the node id.

isExpanded

public boolean isExpanded(Node n)

Returns a true if the input Node is expanded.

Parameters:

n - The Node.

Returns:

a true if the input Node is expanded.

setAllExpanded

public void setAllExpanded()

Sets all the nodes to be expanded.

setNoneExpanded

public void setNoneExpanded()

Sets all the nodes to be non-expanded.