TreeItemFilterState

These objects wrap each hierarchical node of the component. Represents a lookup structure which persists information about the current node, its filter state, parent and child nodes. Used in the filterStateChange.

children?

The node's child nodes.

containsMatches?

Whether one of the node's children is a match or contains matches.

dataItem

The dataItem of the node.

index

The hierarchical index of the node.

isMatch?

Whether the node is a filter match.

parent

The node's parent node.

visible

Whether the node is visible or filtered out. Sometimes a node is visible but is not a match. For example, it's part of the parent chain of a match, or a child of a matching node in lenient filter mode.