Bloom.Edit.EditingView.UpdateThumbnailAsync C# (CSharp) Method

        public void UpdateThumbnailAsync(IPage page)
        {
            _pageListView.UpdateThumbnailAsync(page);
        }

        void OnPageSelectionChanged(object sender, EventArgs e)
        {
            Logger.WriteMinorEvent("changing page selection");
            Analytics.Track("Select Page");            //not "edit page" because at the moment we don't have the capability of detecting that.

            if (_view != null)
            {
                if (_previouslySelectedPage != null && _domForCurrentPage != null)
                {
                    if (!_inProcessOfDeleting)                   //this is a mess.. before if you did a delete and quickly selected another page, events transpired such that you're now trying to save a deleted page
                    {
                        SaveNow();
                    }
                    _view.UpdateThumbnailAsync(_previouslySelectedPage);
                }
                _previouslySelectedPage = _pageSelection.CurrentSelection;
                _view.UpdateSingleDisplayedPage(_pageSelection.CurrentSelection);
                _deletePageCommand.Enabled = !_pageSelection.CurrentSelection.Required;
            }

            GC.Collect();            //i put this in while looking for memory leaks, feel free to remove it.
        }