Method _containsFocus

src/cdk/stepper/stepper.ts:610–614

Checks whether the stepper contains the focused element.

()

  /** Checks whether the stepper contains the focused element. */
  private _containsFocus(): boolean {
    const stepperElement = this._elementRef.nativeElement;
    const focusedElement = _getFocusedElementPierceShadowDom();
    return stepperElement === focusedElement || stepperElement.contains(focusedElement);
  }

  /** Checks whether the passed-in index is a valid step index. */
  private _isValidIndex(index: number): boolean {