com.gwtext.client.data.event
Class NodeListenerAdapter

java.lang.Object
  com.gwtext.client.data.event.NodeListenerAdapter

All Implemented Interfaces:

NodeListener

Direct Known Subclasses:

TreeNodeListenerAdapter

public class NodeListenerAdapter
extends java.lang.Object
implements NodeListener

Node listener adapter class.

Constructor Summary

NodeListenerAdapter()

Method Summary

boolean	doBeforeAppend(Tree tree, Node self, Node node) Fires before a new child is appended, return false to cancel the append.
boolean	doBeforeInsert(Tree tree, Node self, Node node, Node refNode) Fires before a new child is inserted, return false to cancel the insert.
boolean	doBeforeMove(Tree tree, Node self, Node oldParent, Node newParent, int index) Fires before this node is moved to a new location in the tree.
boolean	doBeforeRemove(Tree tree, Node self, Node node) Fires before a child is removed, return false to cancel the remove.
void	onAppend(Tree tree, Node self, Node node, int index) Fires when a new child node is appended.
void	onInsert(Tree tree, Node self, Node node, Node refNode) Fires when a new child node is inserted.
void	onMove(Tree tree, Node self, Node oldParent, Node newParent, int index) Fires when this node is moved to a new location in the tree.
void	onRemove(Tree tree, Node self, Node node) Fires before a child is removed, return false to cancel the remove.

Methods inherited from class java.lang.Object

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

Constructor Detail

NodeListenerAdapter

public NodeListenerAdapter()

Method Detail

onAppend

public void onAppend(Tree tree,
                     Node self,
                     Node node,
                     int index)

Description copied from interface: NodeListener

Fires when a new child node is appended.

Specified by:

onAppend in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the newly appended node

index - the index of the newly appended node

doBeforeAppend

public boolean doBeforeAppend(Tree tree,
                              Node self,
                              Node node)

Description copied from interface: NodeListener

Fires before a new child is appended, return false to cancel the append.

Specified by:

doBeforeAppend in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the child node to be appended

Returns:

false to cancel the append

doBeforeInsert

public boolean doBeforeInsert(Tree tree,
                              Node self,
                              Node node,
                              Node refNode)

Description copied from interface: NodeListener

Fires before a new child is inserted, return false to cancel the insert.

Specified by:

doBeforeInsert in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the child node to be inserted

refNode - the child node the node is being inserted before

Returns:

false to cancel the insert

doBeforeMove

public boolean doBeforeMove(Tree tree,
                            Node self,
                            Node oldParent,
                            Node newParent,
                            int index)

Description copied from interface: NodeListener

Fires before this node is moved to a new location in the tree. Return false to cancel the move.

Specified by:

doBeforeMove in interface NodeListener

Parameters:

tree - the owner tree

self - this node

oldParent - the parent of this node

newParent - the new parent this node is moving to

index - the index it is being moved to

Returns:

false to cancel the move

doBeforeRemove

public boolean doBeforeRemove(Tree tree,
                              Node self,
                              Node node)

Description copied from interface: NodeListener

Fires before a child is removed, return false to cancel the remove.

Specified by:

doBeforeRemove in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the child node to be removed

Returns:

false to cancel the remove

onInsert

public void onInsert(Tree tree,
                     Node self,
                     Node node,
                     Node refNode)

Description copied from interface: NodeListener

Fires when a new child node is inserted.

Specified by:

onInsert in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the child node inserted

refNode - the child node the node was inserted before

onMove

public void onMove(Tree tree,
                   Node self,
                   Node oldParent,
                   Node newParent,
                   int index)

Description copied from interface: NodeListener

Fires when this node is moved to a new location in the tree.

Specified by:

onMove in interface NodeListener

Parameters:

tree - the owner tree

self - this node

oldParent - the old parent of this node

newParent - the new parent of this node

index - the index it was moved to

onRemove

public void onRemove(Tree tree,
                     Node self,
                     Node node)

Description copied from interface: NodeListener

Fires before a child is removed, return false to cancel the remove.

Specified by:

onRemove in interface NodeListener

Parameters:

tree - the owner tree

self - this node

node - the child node to be removed