/// <summary>
/// Deletes the current image from the file list and updates the display.
/// </summary>
private void DeleteCurrentImageFromFileListAndUpdateDisplay()
{
var filenameResolver = this.CreateFilenameResolver(this.PictureIdFromFile(this.currentFileIndex));
var pictureIOManager = new PictureIOManager(filenameResolver);
pictureIOManager.DeleteImage();
this.fileList.RemoveAt(this.currentFileIndex);
this.fileListLength--;
if (this.fileListLength == 0)
{
// we've just deleted the last image!
foreach (var image in this.imageViewList)
{
image.Image = null;
}
}
else
{
// remove the current image from screen.
// copy the first image into the middle (current) image
// then scroll to the next image
int previousImageIndex = (this.currentFileIndex == 0) ? this.fileListLength - 1 : this.currentFileIndex - 1;
this.LoadImageWithIndex(1, previousImageIndex);
this.currentFileIndex = previousImageIndex;
this.scrollView.SetContentOffset(new PointF(this.imageViewList[2].Frame.X, 0), true);
}
}