Beispiel #1
0
 public static frmThuoc GetInstance()
 {
     if (instance == null)
     {
         instance = new frmThuoc();
     }
     return(instance);
 }
Beispiel #2
0
        private void thuocToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmThuoc thuoc = new frmThuoc();

            thuoc.ShowDialog();
        }