Method onFocusIn

src/aria/private/grid/grid.ts:232–248

Handles focusin events on the grid.

(event: FocusEvent)

  /** Handles focusin events on the grid. */
  onFocusIn(event: FocusEvent) {
    this.isFocused.set(true);
    this.hasBeenInteracted.set(true);

    // Cell that receives focus.
    const cell = this.inputs.getCell(_getEventTarget(event));
    if (!cell || !this.gridBehavior.focusBehavior.isFocusable(cell)) return;

    // Pass down the focusin event to the cell.
    cell.onFocusIn(event);

    // Update active cell state if the cell is receiving focus by
    // tabbing, pointer, or any programmatic control into a widget inside the cell.
    if (cell !== this.activeCell()) {
      this.gridBehavior.gotoCell(cell);
    }
  }

  /** Handles focusout events on the grid. */
  onFocusOut(event: FocusEvent) {