public static QHFrom CreateForm()
{
if (_danli == null)
{
_danli = new QHFrom();
}
return(_danli);
}
private void toolStripButton11_Click(object sender, EventArgs e)
{
if (!FilterClass.tcgl())
{
MessageBox.Show("无权操作！");
return;
}
QHFrom yggl = QHFrom.CreateForm();
yggl.MdiParent = this;
yggl.Parent = panel3;
yggl.WindowState = FormWindowState.Maximized;
yggl.Show();
yggl.Focus();
}
private void QHFrom_FormClosing(object sender, FormClosingEventArgs e)
{
_danli = null;
}
