NodeEventArgs

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A specialized subclass of the ItemEventArgs<T> class that is bound to the INode type and carries additional information about the parent node and the group node status.

Inheritance Hierarchy

EventArgs

ItemEventArgs<INode>

NodeEventArgs

Remarks

Since for some events (node-removed, is-group-node-changed, parent-changed) it is unclear which parent or isGroupNode the node had before the event, this event can be used to carry exactly that information.

Type Details

yFiles module: view

Constructors

NodeEventArgs

(item: INode, oldParent: INode, oldIsGroupNode: boolean)

Creates a new instance.

Parameters

options - Object
A map of options to pass to the method.

item - INode: The node that has changed.
oldParent - INode: The parent the node had before this event.
oldIsGroupNode - boolean: Whether the node was a group node before this event.

Properties

isGroupNode

: boolean

Gets whether the node was a group node before this event.

item

: INode

Gets the item that is the subject of the event.

Defined in

ItemEventArgs

parent

: INode?

Gets the parent of the node before this event.