Dev GridView 右鍵Tooltip展示與Cell相關的內容

       //鼠標右鍵

  private void bgvXjgl_MouseDown(object sender, MouseEventArgs e)
        {
            GridHitInfo HIGL = bgvXjgl.CalcHitInfo(e.X,e.Y);
            if (e.Button== System.Windows.Forms.MouseButtons.Right&&HIGL.Column==gridColumn_GL_LX)
            {
                string higlxjlxname = higlRow["FLX"].ToString();
                DataRow[] drsz = dt_XJBZ.Select("fname='"+higlxjlxname+"'");
                string str_ShowXjLxInfo = "";
                if (drsz.Length>0)
                {
                    str_ShowXjLxInfo = drsz[0]["FXJLX"].ToString();
                }
                ToolTipControllerShowEventArgs aa = new ToolTipControllerShowEventArgs();
                aa.ToolTip = str_ShowXjLxInfo;
                if (str_ShowXjLxInfo != "")
                {
                    toolTipXjlx.ShowHint(aa);
                }
            }
        }

        DataRow higlRow = null;

//記錄鼠標所在單元格
        private void bgvXjgl_MouseMove(object sender, MouseEventArgs e)
        {
            GridHitInfo higl = bgvXjgl.CalcHitInfo(e.X, e.Y);
            if (bgvXjgl.RowCount > 0 && higl.InRowCell && higl.Column == gridColumn_GL_LX)
            {
                higlRow = bgvXjgl.GetDataRow(higl.RowHandle);
            }
        }