private void ImageViewerVM_OnClickLeft(object sender, EventArgs e)
{
if (ImageViewerVM.IsLeftEnabled)
{
var currentIndex = ImageThumbnails.IndexOf(ImageViewerVM.Image);
ImageViewerVM.Image = ImageThumbnails[currentIndex - 1];
}
SetDisabledLeftRight();
}
private void SetDisabledLeftRight()
{
ImageViewerVM.IsLeftEnabled = ImageThumbnails.IndexOf(ImageViewerVM.Image) > 0;
ImageViewerVM.IsRightEnabled = ImageThumbnails.IndexOf(ImageViewerVM.Image) < ImageThumbnails.Count - 1;
}