private void Special_function_btn_Click(object sender, EventArgs e) { button1.Show(); button2.Show(); button3.Show(); button4.Show(); Special_function_btn.Hide(); }
private void button5_Click(object sender, EventArgs e) { this.ForeColor = Color.Black; this.BackColor = Color.Gray; Special_function_btn.Show(); button1.Hide(); button2.Hide(); button3.Hide(); button4.Hide(); }