private void butView_Click(object sender, EventArgs e)
        {
            Role_Add obj = new Role_Add("Search");

            obj.ShowDialog();
        }
        private void butEdit_Click(object sender, EventArgs e)
        {
            Role_Add obj = new Role_Add("Update");

            obj.ShowDialog();
        }
        private void butDelete_Click(object sender, EventArgs e)
        {
            Role_Add obj = new Role_Add("Delete");

            obj.ShowDialog();
        }
        private void butAdd_Click(object sender, EventArgs e)
        {
            Role_Add obj = new Role_Add("Add");

            obj.ShowDialog();
        }