private void btnRemove_Press(object sender, EventArgs e)
{
lv = this.Owner as Smobiler.Core.Controls.ListView;
lvRow = this.Tag as ListViewRow;
int rowIndex = lv.Rows.IndexOf(lvRow);
demoListViewRemove dl = lv.Owner as demoListViewRemove;
dl.RemoveNum(rowIndex);
//也可直接移除本项
//lv.Rows.Remove(lvRow);
}