How to use the @shoutem/ui.ImageGallery.IMAGE_GALLERY_MODE function in @shoutem/ui

constructor(props) {
    super(props);
    this.onIndexSelected = this.onIndexSelected.bind(this);
    this.onImageGalleryModeChange = this.onImageGalleryModeChange.bind(this);
    this.onBackButton = this.onBackButton.bind(this);
    this.getNavbarProps = this.getNavbarProps.bind(this);

    this.state = {
      mode: ImageGallery.IMAGE_GALLERY_MODE,
      selectedPhotoIndex: 0,
      shouldRenderGallery: false,
    };
  }

constructor(props) {
    super(props);

    this.onIndexSelected = this.onIndexSelected.bind(this);
    this.onImageGalleryModeChange = this.onImageGalleryModeChange.bind(this);
    this.onBackButton = this.onBackButton.bind(this);
    this.getNavbarProps = this.getNavbarProps.bind(this);

    this.state = {
      mode: ImageGallery.IMAGE_GALLERY_MODE,
      selectedPhotoIndex: 0,
      shouldRenderGallery: false,
    };
  }

constructor(props) {
    super(props);
    this.onIndexSelected = this.onIndexSelected.bind(this);
    this.onImageGalleryModeChange = this.onImageGalleryModeChange.bind(this);
    this.onBackButton = this.onBackButton.bind(this);
    this.getNavbarProps = this.getNavbarProps.bind(this);

    this.state = {
      mode: ImageGallery.IMAGE_GALLERY_MODE,
      selectedPhotoIndex: 0,
      shouldRenderGallery: false,
    };
  }

constructor(props) {
    super(props);
    this.onIndexSelected = this.onIndexSelected.bind(this);
    this.onImageGalleryModeChange = this.onImageGalleryModeChange.bind(this);
    this.onBackButton = this.onBackButton.bind(this);
    this.getNavbarProps = this.getNavbarProps.bind(this);

    this.state = {
      mode: ImageGallery.IMAGE_GALLERY_MODE,
      selectedPhotoIndex: 0,
      shouldRenderGallery: false,
    };
  }