private void button2_Click(object sender, EventArgs e)
{
FormMenu fm = new FormMenu();
fm.label2.Text = label1.Text;
fm.Show();
this.Hide();
}
private void button1_Click(object sender, EventArgs e)
{
string connstr = "server=NUBIA\\SQLEXPRESS;database=BankSavingSystem;Integrated Security=SSPI";
SqlConnection conn = new SqlConnection(connstr);
conn.Open();
SqlCommand selectuser = new SqlCommand(("select * from Card where id = " + textBox3.Text), conn);
SqlDataReader result = selectuser.ExecuteReader();
if (result.Read())
{
MessageBox.Show("与已有卡号重复,请重新输入卡号!");
conn.Close();
}
else
{
conn.Close();
conn.Open();
SqlCommand check_pw = new SqlCommand(("select password from Yonghu where no = " + textBox1.Text), conn);
result = check_pw.ExecuteReader();
if (result.Read() && result.GetString(result.GetOrdinal("password")).Equals(textBox4.Text.ToString()))
{
conn.Close();
conn.Open();
SqlCommand insert_card = new SqlCommand();
insert_card.Connection = conn;
string str = "INSERT INTO Card (id,balance,phone,no,rate,state)VALUES('";
str = str + textBox3.Text + "','";
str = str + textBox5.Text + "','";
str = str + textBox6.Text + "','";
str = str + textBox1.Text + "',";
str = str + "0.003,0)";
//MessageBox.Show(str);
insert_card.CommandText = str;
if (insert_card.ExecuteNonQuery() == 1)
{
if (MessageBox.Show("开户成功!", "提示", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
FormMenu fm = new FormMenu();
fm.label2.Text = fm.label2.Text + textBox1.Text;
fm.Show();
this.Hide();
}
}
}
else
{
MessageBox.Show("密码错误!请重新输入", "提示");
}
}
conn.Close();
}
private void button2_Click(object sender, EventArgs e)
{
if (label5.Text.Remove(0, 3).Equals("正常"))
{
string connstr = "server=NUBIA\\SQLEXPRESS;database=BankSavingSystem;Integrated Security=SSPI";
SqlConnection conn = new SqlConnection(connstr);
conn.Open();
SqlCommand selectuser = new SqlCommand(("select password from Yonghu where no = " + label1.Text.Remove(0, 3)), conn);
SqlDataReader result = selectuser.ExecuteReader();
if (result.Read() && result.GetString(result.GetOrdinal("password")).Equals(textBox1.Text.ToString()))
{
if (textBox2.Text.Length < 6)
{
MessageBox.Show("新密码位数不够6位!", "提示");
}
else if (textBox2.Text.Equals(textBox3.Text))
{
conn.Close();
conn.Open();
SqlCommand deposit = new SqlCommand();
deposit.Connection = conn;
deposit.CommandText = "update Yonghu set password = "******"where no =" + label1.Text.Remove(0, 3);
if (deposit.ExecuteNonQuery() == 1)
{
MessageBox.Show("修改密码成功!", "提示");
FormMenu fm = new FormMenu();
fm.label2.Text = label1.Text;
fm.Show();
this.Hide();
this.Close();
}
}
else
{
MessageBox.Show("密码不一致!", "提示");
}
}
else
{
MessageBox.Show("旧密码错误!", "提示");
}
conn.Close();
}
else
{
MessageBox.Show("账户已冻结!无法操作!", "提示");
}
}
private void button1_Click(object sender, EventArgs e)
{
string connstr = "server=NUBIA\\SQLEXPRESS;database=BankSavingSystem;Integrated Security=SSPI";
SqlConnection conn = new SqlConnection(connstr);
conn.Open();
SqlCommand selectpw = new SqlCommand(("select password from Yonghu where no =" + label2.Text.Remove(0, 3)), conn);
SqlDataReader result = selectpw.ExecuteReader();
if (result.Read() && result.GetString(result.GetOrdinal("password")).Equals(textBox1.Text))
{
conn.Close();
conn.Open();
SqlCommand selectbalance = new SqlCommand(("select balance from Card where no =" + label2.Text.Remove(0, 3)), conn);
result = selectbalance.ExecuteReader();
if (result.Read() && (double)result.GetDecimal(result.GetOrdinal("balance")) > (double)0)
{
MessageBox.Show("此账号余额:" + ((double)result.GetDecimal(result.GetOrdinal("balance"))).ToString("G") + ",请取出!", "提示");
conn.Close();
this.Close();
}
else
{
conn.Close();
conn.Open();
SqlCommand del_card = new SqlCommand();
del_card.Connection = conn;
del_card.CommandText = "delect from Card where no =" + label2.Text.Remove(0, 3);
if (del_card.ExecuteNonQuery() == 1)
{
conn.Close();
MessageBox.Show("销户成功!", "提示");
FormMenu fm = new FormMenu();
fm.label2.Text = label2.Text;
fm.Show();
this.Hide();
}
}
}
else
{
MessageBox.Show("密码错误!", "提示");
}
}
private void button1_Click(object sender, EventArgs e)
{
int login = 0;
string connstr = "server=NUBIA\\SQLEXPRESS;database=BankSavingSystem;Integrated Security=SSPI";
SqlConnection conn = new SqlConnection(connstr);
conn.Open( );
if (textBox2.Text.Length < 6)
{
label4.Text = "提示:密码只能为6位!";
}
else
{
//string sql = "select password from Yonghu where no = " + textBox1.Text;
SqlCommand selectuser = new SqlCommand(("select password from Yonghu where no = " + textBox1.Text), conn);
SqlDataReader result = selectuser.ExecuteReader();
while (result.Read())
{
if (result.GetString(result.GetOrdinal("password")).Equals(textBox2.Text.ToString()))
{
login = 1;
}
}
if (login == 1)
{
MessageBox.Show("登录成功!", "提示");
FormMenu fm = new FormMenu();
fm.label2.Text = fm.label2.Text + textBox1.Text;
fm.Show();
this.Hide();
}
else
{
MessageBox.Show("账号或密码错误!", "提示");
}
}
conn.Close();
}
private void button1_Click(object sender, EventArgs e)
{
System.DateTime currentTime = new System.DateTime();
currentTime = System.DateTime.Now;
//取当前年
int 年 = currentTime.Year;
//取当前月
int 月 = currentTime.Month;
//取当前日
int 日 = currentTime.Day;
// 取当前时
int 时 = currentTime.Hour;
//取当前分
int 分 = currentTime.Minute;
//取当前秒
int 秒 = currentTime.Second;
string no = "" + 年 + 月 + 日 + 时 + 分 + 秒;
if (((textBox1.Text.Equals(""))))
{
MessageBox.Show("请输入取款金额", "提示");
}
else if ((Convert.ToDouble(textBox1.Text) > Convert.ToDouble(label4.Text.Remove(0, 3))) && (Convert.ToDouble(textBox1.Text) > 0))
{
MessageBox.Show("余额不足,请重新输入", "提示");
}
else
{
if (label5.Text.Remove(0, 3).Equals("正常"))
{
string connstr = "server=NUBIA\\SQLEXPRESS;database=BankSavingSystem;Integrated Security=SSPI";
SqlConnection conn = new SqlConnection(connstr);
conn.Open();
SqlCommand note = new SqlCommand();
note.Connection = conn;
note.CommandText = "insert into Action (no,time,id,money,type)values('" + no + "','" + System.DateTime.Now.ToString() + "','" + label2.Text.Remove(0, 3) + "','" + textBox1.Text + "','0')";
if (note.ExecuteNonQuery() == 1)
{
conn.Close();
conn.Open();
SqlCommand deposit = new SqlCommand();
deposit.Connection = conn;
deposit.CommandText = "update Card set balance = balance -" + textBox1.Text + "where no =" + label1.Text.Remove(0, 3);
if (deposit.ExecuteNonQuery() == 1)
{
conn.Close();
conn.Open();
SqlCommand check_balance = new SqlCommand(("select * from Card where no = " + label1.Text.Remove(0, 3)), conn);
SqlDataReader result = check_balance.ExecuteReader();
if (result.Read())
{
MessageBox.Show("取款成功!\n当前余额:" + ((double)result.GetDecimal(result.GetOrdinal("balance"))).ToString("G"), "提示");
FormMenu fm = new FormMenu();
fm.label2.Text = label1.Text;
fm.Show();
this.Hide();
}
}
}
else
{
MessageBox.Show("记录无法保存,取款失败!", "提示");
}
}
else
{
MessageBox.Show("账户状态冻结,取款失败!", "提示");
}
}
}
