private void 退出ToolStripMenuItem_Click(object sender, EventArgs e)
{
AdminDenglu1 admindenglu = new AdminDenglu1();
admindenglu.Show();
this.Hide();//结束程序
}
private void timer1_Tick(object sender, EventArgs e)
{
if (comboBox1.Text == "学生")
{
StuDenglu1 studenglu = new StuDenglu1();
studenglu.Show();
this.Hide();
}
if (comboBox1.Text == "老师")
{
TeaDenglu1 teadenglu = new TeaDenglu1();
teadenglu.Show();
this.Hide();
}
if (comboBox1.Text == "管理员")
{
AdminDenglu1 admindenglu = new AdminDenglu1();
admindenglu.Show();
this.Hide();
}
timer1.Stop();
}
private void button2_Click(object sender, EventArgs e)
{
textBox1.Text = null;
textBox2.Text = null;
comboBox1.Text = null;
AdminDenglu1 admindenglu = new AdminDenglu1();
admindenglu.Show();
this.Hide();
}
private void button1_Click(object sender, EventArgs e)
{
if (textBox1.Text == null || textBox2.Text == null || comboBox1.Text == null)
{
MessageBox.Show("输入不完整，请重新输入", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
string sql = "insert into YH values('" + textBox1.Text + "','" + textBox2.Text + "','" + comboBox1.Text + "')";
Dao1 dao = new Dao1();
int i = dao.Execute(sql);
if (i > 0)
{
MessageBox.Show("添加成功！");
this.Hide();
AdminDenglu1 admindenglu = new AdminDenglu1();
admindenglu.Show();
}
}
