Interface TreeSnapshot

Immutable Tree View snapshot.

interface TreeSnapshot {
    activeId: string | null;
    ariaMultiselectable: boolean;
    expandedIds: readonly string[];
    expansionControlled: boolean;
    role: "tree";
    selectedIds: readonly string[];
    selectionControlled: boolean;
    visibleNodes: readonly TreeNodeSnapshot[];
}

Index

Properties

activeId ariaMultiselectable expandedIds expansionControlled role selectedIds selectionControlled visibleNodes

Properties

`Readonly`activeId

activeId: string | null

Keyboard-active node ID.

`Readonly`ariaMultiselectable

ariaMultiselectable: boolean

Whether multiple selection is enabled.

`Readonly`expandedIds

expandedIds: readonly string[]

Ordered expanded branch IDs.

`Readonly`expansionControlled

expansionControlled: boolean

Whether expansion state is consumer-owned.

`Readonly`role

role: "tree"

Tree role for consumer markup.

`Readonly`selectedIds

selectedIds: readonly string[]

Ordered selected node IDs.

`Readonly`selectionControlled

selectionControlled: boolean

Whether selection state is consumer-owned.

`Readonly`visibleNodes

visibleNodes: readonly TreeNodeSnapshot[]

Visible preorder treeitem metadata.

Interface TreeSnapshot

Index

Properties

Properties

`Readonly`activeId

`Readonly`ariaMultiselectable

`Readonly`expandedIds

`Readonly`expansionControlled

`Readonly`role

`Readonly`selectedIds

`Readonly`selectionControlled

`Readonly`visibleNodes

Settings

On This Page

Interface TreeSnapshot

Index

Properties

Properties

ReadonlyactiveId

ReadonlyariaMultiselectable

ReadonlyexpandedIds

ReadonlyexpansionControlled

Readonlyrole

ReadonlyselectedIds

ReadonlyselectionControlled

ReadonlyvisibleNodes

Settings

On This Page

`Readonly`activeId

`Readonly`ariaMultiselectable

`Readonly`expandedIds

`Readonly`expansionControlled

`Readonly`role

`Readonly`selectedIds

`Readonly`selectionControlled

`Readonly`visibleNodes