private void btnClick(object sender, EventArgs e) { int iPlayer = 0; MouseButtons p = (e as MouseEventArgs).Button; if ((p & MouseButtons.Middle) != 0) { iPlayer = 1; } CField pTag = (sender as Control).Tag as CField; if (pTag == null) { return; } m_pGame.Click(pTag.X, pTag.Y, -1); h_Refresh(); }