private void form03ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (_form03 == null)
{
_form03 = new Form03();
_form03.MdiParent = this;
_form03.FormClosed += new FormClosedEventHandler(form03_FormClosed);
_form03.Show();
}
else
{
_form03.Activate();
}
}
public void OpenForm3(bool isFromForm1 = false)
{
if (_form03 == null)
{
_form03 = new Form03();
_form03.MdiParent = this;
_form03.FormClosed += new FormClosedEventHandler(form03_FormClosed);
_form03.Show();
if (isFromForm1)
{
_form02.Form03 = _form03;
}
}
else
{
_form03.Activate();
}
}