private void button4_Click(object sender, EventArgs e) { if (Singobject.Getsing().f5 == null) { Singobject.Getsing().f5 = new Form5(); } Singobject.Getsing().f5.Show(); }
private void button3_Click(object sender, EventArgs e) { if (Singobject.Getsing().f4 == null) { Singobject.Getsing().f4 = new Form4(); } Singobject.Getsing().f4.Show(); }
private void button2_Click(object sender, EventArgs e) { if (Singobject.Getsing().F3 == null) { Singobject.Getsing().F3 = new Form3(); } Singobject.Getsing().F3.Show(); }
private void Form3_FormClosing(object sender, FormClosingEventArgs e) { Singobject.Getsing().F3 = new Form3(); }
private void Form4_FormClosing(object sender, FormClosingEventArgs e) { Singobject.Getsing().f4 = new Form4(); }