Interface VirtualListWindow<TItem>

Computed row window used by VirtualList renderers and adapters.

interface VirtualListWindow<TItem extends ListItem = ListItem> {
    afterCount: number;
    beforeCount: number;
    endIndex: number;
    items: readonly TItem[];
    offset: number;
    startIndex: number;
    viewportOffset: number;
}

Properties

afterCount: number

Number of rows after the rendered window.

beforeCount: number

Number of rows before the rendered window.

endIndex: number

Exclusive source index for the rendered window.

items: readonly TItem[]

Items included in the rendered window, including overscan rows.

offset: number

Clamped viewport offset requested by the caller.

startIndex: number

Inclusive source index for the rendered window.

viewportOffset: number

Offset of the visible viewport within items.