private void btnSetPara_Click(object sender, EventArgs e) { if (frmSetPara.IsDisposed) { frmSetPara = new FormSetParas(); } frmSetPara.Show(); frmSetPara.ProParas = this.ProParas; frmSetPara.SetDesktopLocation(this.DesktopLocation.X + this.Width, this.DesktopLocation.Y); frmSetPara.MainFrmPoint = this.DesktopLocation; frmSetPara.MainFrmSize = this.Size; _oldLocation = this.Location; }