Function createFocusManagerState

packages/core/src/runtime/focus.ts:178–187

()

/** Create initial focus manager state. */
export function createFocusManagerState(): FocusManagerState {
  return Object.freeze({
    focusedId: null,
    activeZoneId: null,
    zones: new Map(),
    trapStack: Object.freeze([]),
    trapReturnFocusById: new Map(),
    lastFocusedByZone: new Map(),
  });
}

/**
 * Compute grid movement index.