private void අලතනඑකකරනනToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Add_new_student ans = Add_new_student.getInstance();

            //ans.MdiParent = this;
            ans.Show();
            //ans.WindowState = FormWindowState.Maximized;
            //ans.FormBorderStyle = FormBorderStyle.FixedSingle;
        }
示例#2
0
 public static Add_new_student getInstance()
 {
     if (inst7 == null || inst7.IsDisposed)
     {
         inst7 = new Add_new_student();
         return(inst7);
     }
     else
     {
         return(inst7);
     }
 }