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Components / TreeView / API / ExpandDirective /

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ExpandDirective

A directive which manages the expanded state of the TreeView. (see example).

Selector

[kendoTreeViewExpandable]

Inputs

Name	Type	Default	Description
expandedKeys	`any[]`		Defines the collection that will store the expanded keys.
expandBy	`string \| (context: TreeItem) => any`		Defines the item key that will be stored in the `expandedKeys` collection.
expandOnFilter	`boolean \| FilterExpandSettings`	`false`	Whether or not to auto-expand the nodes leading from the root node to each filter result. To fine-tune this behavior, pass a `FilterExpandSettings` object to this input.

Events

Name	Type	Description
expandedKeysChange	`EventEmitter<any[]>`	Fires when the `expandedKeys` collection was updated.