private void mnuPTB1_Click(object sender, EventArgs e) { frmPTB1 frm = new frmPTB1(); frm.MdiParent = this; frm.Show(); }
private void mnuPTB1_Click(object sender, EventArgs e) { frmPTB1 frm = new frmPTB1(); if (frm.ShowDialog() == DialogResult.OK) { } }