Method _handleKeydown

src/material/core/option/option.ts:230–237

Ensures the option is selected when activated from the keyboard.

(event: KeyboardEvent)

  /** Ensures the option is selected when activated from the keyboard. */
  _handleKeydown(event: KeyboardEvent): void {
    if ((event.keyCode === ENTER || event.keyCode === SPACE) && !hasModifierKey(event)) {
      this._selectViaInteraction();

      // Prevent the page from scrolling down and form submits.
      event.preventDefault();
    }
  }

  /**
   * `Selects the option while indicating the selection came from the user. Used to