OpenTween.TweenMain.ClearTab C# (CSharp) Method

        private void ClearTab(string tabName, bool showWarning)
        {
            if (showWarning)
            {
                string tmp = string.Format(Properties.Resources.ClearTabMenuItem_ClickText1, Environment.NewLine);
                if (MessageBox.Show(tmp, tabName + " " + Properties.Resources.ClearTabMenuItem_ClickText2, MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.Cancel)
                {
                    return;
                }
            }

            _statuses.ClearTabIds(tabName);
            if (ListTab.SelectedTab.Text == tabName)
            {
                _anchorPost = null;
                _anchorFlag = false;
                this.PurgeListViewItemCache();
                _curItemIndex = -1;
                _curPost = null;
            }
            foreach (TabPage tb in ListTab.TabPages)
            {
                if (tb.Text == tabName)
                {
                    ((DetailsListView)tb.Tag).VirtualListSize = 0;
                    tb.ImageIndex = -1;
                    break;
                }
            }
            if (!this._cfgCommon.TabIconDisp) ListTab.Refresh();

            SetMainWindowTitle();
            SetStatusLabelUrl();
        }