private void buttonLogin_Click(object sender, EventArgs e)
{
if (textBoxUsername.Text.Equals("") || textBoxPassword.Text.Equals(""))
{
MessageBox.Show("用户名或密码为空");
return;
}
try
{
SupplierInfo.supplier = SupplierDataAccess.LoginSupplier(textBoxUsername.Text, textBoxPassword.Text);
MainForm mainForm = MainForm.CreateForm();
Hide();
mainForm.ShowDialog();
Show();
}
catch
{
MessageBox.Show("登录失败");
}
}