private void grdData_CellMouseEnter(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex < 0 || e.ColumnIndex < 0)
{
return;
}
this.toolTip.Hide(this.grdData);
if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
{
DataGridViewRow row = grdData.Rows[e.RowIndex];
string strCellToolTipText = DataGridViewHelper.GetDataRowInfo(grdData, row);
this.toolTip.Show(strCellToolTipText, this.grdData);
}
}