private void b1_Click(object sender, EventArgs e)
{
client = new RedisClient("127.0.0.1", 6379);
s1 = username.Text;
s2 = pwd.Text;
if (s1 == "")
{
MessageBox.Show("用户名不能为空！");
}
else
{
if (s2 == "")
{
MessageBox.Show("密码不能为空！");
}
else if (client.Get <string>(s1) == s2 && client.Exists(s1) == 1)
{
this.Visible = false;
Login_in f = new Login_in();
url = username.Text;
f.user = url;
f.ShowDialog();
}
else
{
MessageBox.Show("登录失败！");
}
}
}
private void t_exit_Click(object sender, EventArgs e)
{
DialogResult s;
s = MessageBox.Show("是否退出", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question);//消息框有返回值
if (s == DialogResult.OK)
{
Login_in f = new Login_in();
f.Close();
}
}
private void b_buy_Click(object sender, EventArgs e)
{
if (Convert.ToInt32(b_nu) < Convert.ToInt32(buy_book_num)) //库存量不够，无法购买
{
MessageBox.Show("当前库存不足");
}
else
{
if (Convert.ToDouble(price) < Convert.ToDouble(un) * Convert.ToInt32(b_nu))//获取余额,金额不足充值
{
MessageBox.Show("您的余额不足，无法购买，请先充值");
}
else
{
MessageBox.Show("购买成功");//提示购买成功,(做三件事)在My_account里显示购买记录，在Login_in里修改库存，在My_account里修改我的余额
My_accont f = new My_accont();
f.history_of_buy = t_1.Text;
Login_in f1 = new Login_in();
}
}
}
