C# (CSharp) ClassRoomSystem 登录界面示例

示例#1

        private void button1_Click(object sender, EventArgs e)
        {
            登录界面 mainForm = new 登录界面();

            mainForm.Show();
            this.Hide();
        }

示例#2

        private void button5_Click(object sender, EventArgs e)
        {
            this.Close();
            登录界面 mainForm = new 登录界面();

            mainForm.Show();
        }