//验证用户登录
private void DoLogin_Click(object sender, EventArgs e)
{
DBlink db = new DBlink(); //创建数据库连接对象
PuanDuanSF.panduanshenfen(identity.SelectedIndex); //根据用户选择的值判断用户身份
if (db.DBconn())
{
//数据库连接成功
if (db.GetLoginData("select * from login_info where SF='" + quanju.sf + "'and username='******'"))
{
//用户存在
if (LoginInfo.tag == 1) //账号已被审核允许登录
{
if (Tpass.Text.Equals(LoginInfo.password)) //登录成功
{
ZhuChaiDan zcd = new ZhuChaiDan();
zcd.Show(); //显示主菜单界面
}
else //密码错误
{
label6.Text = "密码错误！";
}
}
else //账号未审核
{
label6.Text = "该账号未审核，请联系管理员";
}
}
else
{
label6.Text = "登录失败，用户名不存在！";
}
}
db.DBclose();//关闭数据库连接
}
//注册界面初始化
private void regist_Load(object sender, EventArgs e)
{
MaximizeBox = false; //关闭注册窗口的最大化功能
RegistIdentity.SelectedIndex = 2; //设置下拉菜单的默认选项
//将所有提示信息的lable置空
label8.Text = "*必填";
label9.Text = "*必填";
label11.Text = "*必填";
label12.Text = "";
label14.Text = "*必填";
button1.Enabled = false; //用户未输入注册信息时，默认注册按钮不可点击
PuanDuanSF.panduanshenfen(RegistIdentity.SelectedIndex); //根据用户选择的值判断用户身份
if (quanju.sf.Equals("s"))
{
label2.Text = "学生注册";
this.Text = "学生注册";
}
else
{
label2.Text = "教师注册";
this.Text = "教师注册";
}
label2.Text = "选择身份";
this.Text = "注册";
Verification_Code.Text = YanZhenMa.Code(); //加载验证码
panel1.Visible = false; //未选择注册身份之前默认不显示所有输入框
}
//选择用户身份改变时触发的事件
private void RegistIdentity_SelectedIndexChanged(object sender, EventArgs e)
{
PuanDuanSF.panduanshenfen(RegistIdentity.SelectedIndex);//根据用户选择的值判断用户身份
if (quanju.sf.Equals("s"))
{
label2.Text = "学生注册";
this.Text = "学生注册";
label6.Text = "学号：";
}
else
{
label2.Text = "教师注册";
this.Text = "教师注册";
label6.Text = "教师编号：";
}
Verification_Code.Text = YanZhenMa.Code(); //刷新验证码
panel1.Visible = true; //显示用户输入面板
if (RegistIdentity.SelectedIndex == 2)
{
label2.Text = "选择身份";
this.Text = "注册";
panel1.Visible = false;
}
}
