public static GetGongdanReportForm CreateInstance()
{
if (getGongdanRptFrm == null || getGongdanRptFrm.IsDisposed)
{
getGongdanRptFrm = new GetGongdanReportForm();
}
return(getGongdanRptFrm);
}
private void GetGongDanDocument_TSMI_Click(object sender, EventArgs e)
{
GetGongdanReportForm getGongdanRptFrm = GetGongdanReportForm.CreateInstance();
getGongdanRptFrm.Activate();
getGongdanRptFrm.WindowState = FormWindowState.Normal;
getGongdanRptFrm.MdiParent = this;
getGongdanRptFrm.Show();
}