com.extjs.gxt.ui.client.dnd
Class TreeGridDropTarget

java.lang.Object
  com.extjs.gxt.ui.client.event.BaseObservable
      com.extjs.gxt.ui.client.dnd.DropTarget
          com.extjs.gxt.ui.client.dnd.TreeGridDropTarget

All Implemented Interfaces:

Observable

public class TreeGridDropTarget
extends DropTarget

DropTarget implementation for TreeGrid.

Supported drag data:

• A single ModelData instance.
• A List of ModelData instances.
• A List of TreeStoreModel instances (children are ignored).

Constructor Summary

TreeGridDropTarget(TreeGrid tree)

Method Summary

TreeGrid<?>	getTreeGrid() Returns the target's tree.
boolean	isAddChildren() Returns true if children are being added when inserting into the TreeStore.
boolean	isAllowDropOnLeaf() Returns whether drops are allowed on leaf nodes.
boolean	isAutoExpand() Returns true if auto expand is enabled.
void	setAddChildren(boolean addChildren) True to add children when inserting models into the TreeStore (defaults to false).
void	setAllowDropOnLeaf(boolean allowDropOnLeaf) True to allow drops on leaf nodes (defaults to false).
void	setAutoExpand(boolean autoExpand) True to automatically expand the active tree item when the user hovers over a collapsed item (defaults to true).
void	setAutoExpandDelay(int autoExpandDelay) Sets the delay used to auto expand items (defaults to 800).

Methods inherited from class com.extjs.gxt.ui.client.dnd.DropTarget

addDNDListener, disable, enable, getComponent, getFeedback, getGroup, getOperation, getOverStyle, isAllowSelfAsSource, isEnabled, release, removeDNDListener, setAllowSelfAsSource, setFeedback, setGroup, setOperation, setOverStyle

Methods inherited from class com.extjs.gxt.ui.client.event.BaseObservable

addListener, fireEvent, fireEvent, getFiresEvents, getListeners, hasActiveEvent, hasListeners, hasListeners, removeAllListeners, removeListener, setFiresEvents

Methods inherited from class java.lang.Object

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

Constructor Detail

TreeGridDropTarget

public TreeGridDropTarget(TreeGrid tree)

Method Detail

getTreeGrid

public TreeGrid<?> getTreeGrid()

Returns the target's tree.

Returns:

the tree

isAddChildren

public boolean isAddChildren()

Returns true if children are being added when inserting into the TreeStore.

Returns:

the add children state

isAllowDropOnLeaf

public boolean isAllowDropOnLeaf()

Returns whether drops are allowed on leaf nodes.

Returns:

true of drops on leafs are allowed

isAutoExpand

public boolean isAutoExpand()

Returns true if auto expand is enabled.

Returns:

the auto expand state

setAddChildren

public void setAddChildren(boolean addChildren)

True to add children when inserting models into the TreeStore (defaults to false).

Parameters:

addChildren - true to add children

setAllowDropOnLeaf

public void setAllowDropOnLeaf(boolean allowDropOnLeaf)

True to allow drops on leaf nodes (defaults to false).

Parameters:

allowDropOnLeaf - true to enable drops on leaf nodes

setAutoExpand

public void setAutoExpand(boolean autoExpand)

True to automatically expand the active tree item when the user hovers over a collapsed item (defaults to true). Use setAutoExpandDelay(int) to set the delay.

Parameters:

autoExpand - true to auto expand

setAutoExpandDelay

public void setAutoExpandDelay(int autoExpandDelay)

Sets the delay used to auto expand items (defaults to 800).

Parameters:

autoExpandDelay - the delay in milliseconds