Bloom.CollectionTab.LibraryListView.OnSelectedTabChanged C# (CSharp) Method

        private void OnSelectedTabChanged(TabChangedDetails obj)
        {
            if(obj.To is LibraryView)
            {
                Application.Idle -= ManageButtonsAtIdleTime;
                Application.Idle += ManageButtonsAtIdleTime;
                Book.Book book = SelectedBook;
                if (book != null && SelectedButton != null)
                {
                    var bestTitle = book.TitleBestForUserDisplay;
                    SelectedButton.Text = ShortenTitleIfNeeded(bestTitle, SelectedButton);
                    toolTip1.SetToolTip(SelectedButton, bestTitle);
                    if (_thumbnailRefreshPending)
                    {
                        _thumbnailRefreshPending = false;
                        ScheduleRefreshOfOneThumbnail(book);
                    }
                }
                if (_primaryCollectionReloadPending)
                {
                    LoadPrimaryCollectionButtons();
                    // One reason to reload is that we created a new book. We need to go through the steps of selecting it
                    // so that e.g. its menu options are properly configured.
                    if (SelectedBook != null)
                    {
                        SelectBook(SelectedBook.BookInfo);
                        ScheduleRefreshOfOneThumbnail(book);
                    }
                }
            }
            else
            {
                Application.Idle -= ManageButtonsAtIdleTime;
            }
        }