OpenTween.TweenMain.ApplyPostFilters C# (CSharp) Method

        private void ApplyPostFilters()
        {
            using (ControlTransaction.Cursor(this, Cursors.WaitCursor))
            {
                this.PurgeListViewItemCache();
                this._curPost = null;
                this._curItemIndex = -1;
                this._statuses.FilterAll();

                foreach (TabPage tabPage in this.ListTab.TabPages)
                {
                    var tab = this._statuses.Tabs[tabPage.Text];

                    var listview = (DetailsListView)tabPage.Tag;
                    using (ControlTransaction.Update(listview))
                    {
                        listview.VirtualListSize = tab.AllCount;
                    }

                    if (this._cfgCommon.TabIconDisp)
                    {
                        if (tab.UnreadCount > 0)
                            tabPage.ImageIndex = 0;
                        else
                            tabPage.ImageIndex = -1;
                    }
                }

                if (!this._cfgCommon.TabIconDisp)
                    this.ListTab.Refresh();

                SetMainWindowTitle();
                SetStatusLabelUrl();
            }
        }