org.openide.loaders
Class DataFolder.Index

java.lang.Object
  |
  +--org.openide.nodes.Index.Support
        |
        +--org.openide.loaders.DataFolder.Index

All Implemented Interfaces:

Index, Node.Cookie

Enclosing class:

DataFolder

public static class DataFolder.Index

extends Index.Support

Support for index cookie for folder nodes.

Inner classes inherited from class org.openide.nodes.Index

Index.ArrayChildren, Index.KeysChildren, Index.Support

Constructor Summary

DataFolder.Index(DataFolder df)
Deprecated. Please explicitly specify a node to be safe.

DataFolder.Index(DataFolder df, Node node)
Create an index cookie associated with a data folder.

Method Summary

Node[]	getNodes() Get the nodes; should be overridden if needed.
int	getNodesCount() Get the node count.
int	indexOf(Node node) Get the index of a node.
void	reorder() Reorder the nodes with dialog; should be overridden if needed.
void	reorder(int[] perm) Reorder by permutation.

Methods inherited from class org.openide.nodes.Index.Support

addChangeListener, exchange, fireChangeEvent, move, moveDown, moveUp, removeChangeListener, showIndexedCustomizer

Methods inherited from class java.lang.Object

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

Constructor Detail

DataFolder.Index

public DataFolder.Index(DataFolder df)

Deprecated. Please explicitly specify a node to be safe.

Create an index cookie associated with a data folder.

Parameters:

df - the data folder

DataFolder.Index

public DataFolder.Index(DataFolder df,
                        Node node)

Create an index cookie associated with a data folder.

Parameters:

df - the data folder

node - node to be associated with. subnodes of this node will be returned, etc.

Method Detail

indexOf

public int indexOf(Node node)

Description copied from class: Index.Support

Get the index of a node. Simply scans through the array returned by Index.Support.getNodes().

Overrides:

indexOf in class Index.Support

Following copied from class: org.openide.nodes.Index.Support

Parameters:

node - the node

Returns:

the index, or -1 if the node was not found

getNodesCount

public int getNodesCount()

Description copied from class: Index.Support

Get the node count. Subclasses must provide this.

Overrides:

getNodesCount in class Index.Support

Following copied from class: org.openide.nodes.Index.Support

Returns:

the count

getNodes

public Node[] getNodes()

Description copied from class: Index.Support

Get the nodes; should be overridden if needed.

Overrides:

getNodes in class Index.Support

Following copied from class: org.openide.nodes.Index.Support

Returns:

the nodes

reorder

public void reorder(int[] perm)

Description copied from class: Index.Support

Reorder by permutation. Subclasses must provide this.

Overrides:

reorder in class Index.Support

Following copied from class: org.openide.nodes.Index.Support

Parameters:

perm - the permutation

reorder

public void reorder()

Description copied from class: Index.Support

Reorder the nodes with dialog; should be overridden if needed.

Overrides:

reorder in class Index.Support