Example #1
0
        private void btquaylai_Click(object sender, EventArgs e)
        {
            fr_HDB fr = new fr_HDB();

            this.Close();
            fr.Show();
        }
Example #2
0
        private void hóaĐơnXuấtHàngToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Form frm = kiemtratontai(typeof(fr_HDB));

            if (frm != null)
            {
                frm.Activate();
            }
            else
            {
                fr_HDB fr = new fr_HDB();
                fr.MdiParent = this;
                fr.Show();
            }
        }