Method documentKeydown

src/components/modules/ui.ts:479–498

* All keydowns on document * * @param {KeyboardEvent} event - keyboard event

(event: KeyboardEvent)

   * @param {KeyboardEvent} event - keyboard event
   */
  private documentKeydown(event: KeyboardEvent): void {
    switch (event.keyCode) {
      case _.keyCodes.ENTER:
        this.enterPressed(event);
        break;

      case _.keyCodes.BACKSPACE:
      case _.keyCodes.DELETE:
        this.backspacePressed(event);
        break;

      case _.keyCodes.ESC:
        this.escapePressed(event);
        break;

      default:
        this.defaultBehaviour(event);
        break;
    }
  }

  /**
   * Ignore all other document's keydown events