CollectionViewGroup Class

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Represents a group created by a CollectionView object based on its groupDescriptions property.

constructor(groupDescription: GroupDescription, name: string, level: number, isBottomLevel: boolean): CollectionViewGroup

Initializes a new instance of the CollectionViewGroup class.

groupDescription: GroupDescription

GroupDescription that owns the new group.
name: string

Name of the new group.
level: number

Level of the new group.
isBottomLevel: boolean

Whether this group has any subgroups.

Gets the GroupDescription that owns this group.

Gets an array containing this group's subgroups.

Gets a value that indicates whether this group has any subgroups.

Gets an array containing the items included in this group (including all subgroups).

Gets the level of this group.

Gets the name of this group.

getAggregate(aggType: Aggregate, binding: string, view?: ICollectionView): void

Calculates an aggregate value for the items in this group.

Optional

CollectionView that owns this group.