private void btLogin_Click(object sender, EventArgs e)
{
string username = tbAccount.Text.Trim();
string password = tbPassword.Text.Trim();
if (username == "")
{
MessageBox.Show("账号不能为空！");
}
else if (password == "")
{
MessageBox.Show("密码不能为空!");
}
else
{
TeacherBll teabll = new TeacherBll();
Teacher tea = teabll.GetUserInfoModel(username, password);
if (tea != null)
{
Main t = new Main(tbAccount.Text.Trim());
t.Show();
this.Hide();
}
else
{
MessageBox.Show("登录失败，账号或密码错误", "错误提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}