StuUI.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace WinFormsApp1
{
    public partial class StuUI : Form
    {
        public StuUI()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {

        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void panel1_Paint(object sender, PaintEventArgs e)
        {

        }

        private void button3_Click(object sender, EventArgs e)
        {
            DatabaseDesign.CreatCourse crtC = new DatabaseDesign.CreatCourse();
            crtC.Show();
        }

        private void button4_Click(object sender, EventArgs e)
        {
            Environment.Exit(0);
        }
    }
}