ca.odell.glazedlists
Class DefaultExternalExpansionModel<E>

java.lang.Object
  ca.odell.glazedlists.DefaultExternalExpansionModel<E>

All Implemented Interfaces:

TreeList.ExpansionModel<E>

public class DefaultExternalExpansionModel<E>
extends Object
implements TreeList.ExpansionModel<E>

An TreeList.ExpansionModel that uses a Map to remember the expanded/collapsed state of elements. TODO(jessewilson): USE WEAK REFERENCES

Author:

Jesse Wilson

Constructor Summary

DefaultExternalExpansionModel()

DefaultExternalExpansionModel(TreeList.ExpansionModel<E> defaultsModel)

Method Summary

boolean	isExpanded(E element, List<E> path) Determine the specified element's initial expand/collapse state.
void	setExpanded(E element, List<E> path, boolean expanded) Notifies this handler that the specified element's expand/collapse state has changed.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultExternalExpansionModel

public DefaultExternalExpansionModel(TreeList.ExpansionModel<E> defaultsModel)

DefaultExternalExpansionModel

public DefaultExternalExpansionModel()

Method Detail

isExpanded

public boolean isExpanded(E element,
                          List<E> path)

Description copied from interface: TreeList.ExpansionModel

Determine the specified element's initial expand/collapse state.

Specified by:

isExpanded in interface TreeList.ExpansionModel<E>

Parameters:

element - the newly inserted (or unfiltered etc.) value

path - the tree path of the element, from root to the value.

Returns:

true if the specified node's children shall be visible, or false if they should be hidden.

setExpanded

public void setExpanded(E element,
                        List<E> path,
                        boolean expanded)

Description copied from interface: TreeList.ExpansionModel

Notifies this handler that the specified element's expand/collapse state has changed.

Specified by:

setExpanded in interface TreeList.ExpansionModel<E>