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DiagramItem

An object that provides information about an item (shape or connector) in the Diagram UI component.

dataItem

Returns the data item that is bound to the diagram item.

Type:

Object

id

Specifies the item's internal identifier.

Type:

String

itemType

Returns the type of the item.

Type:

String

Accepted Values: 'shape' | 'connector'

key

Gets the item's key from a data source.

Type:

Object

If a user removes an item and then undoes the action, the Diagram inserts the item back and generates a new GUID for its key value. A new GUID is also generated for pasted and cloned items. If you specify key values (IDs in a data source) manually, subscribe to the onInserting data source event to assign the values.