private void button1_Click(object sender, EventArgs e)
{
StringConnection s = StringConnection.Instance();
s.Database = 数据库.Text;
s.Uid = 账号.Text;
s.Pwd = 密码.Text;
var linq = new DataClasses1DataContext(s.ToString());
var result = from info in linq.总包明细
select new
{
项目 = info.项目
};
try
{
foreach (var item in result)
{
}
this.Visible = false;
new Form1().Show();
}
catch (System.Data.SqlClient.SqlException ex)
{
MessageBox.Show(ex.Message);
}
}
public static StringConnection Instance()
{
if (s_c == null)
{
s_c = new StringConnection();
}
return(s_c);
}
private void query()
{
string c;
if (textBox1.Text == "")
{
c = "Select 项目,SUM(开票金额) as 开票金额,sum(收票金额) as 收票金额 ,sum(收款金额) as 收款金额 ,sum(付款金额) as 付款金额,sum(收款调整金额) as 收款调整金额 From 总包明细 group by 项目";
}
else
{
c = "Select 项目,SUM(开票金额) as 开票金额,sum(收票金额) as 收票金额 ,sum(收款金额) as 收款金额 ,sum(付款金额) as 付款金额 ,sum(收款调整金额) as 收款调整金额 From 总包明细 WHERE 项目 like'%" + textBox1.Text + "%' group by 项目";
}
SqlCommand cmd = new SqlCommand(StringConnection.Instance().ToString());
SqlDataAdapter sda = new SqlDataAdapter(c, conn);
DataSet ds = new DataSet();
sda.Fill(ds, "cs");
dataGridView1.DataSource = ds.Tables[0];
}
private void Form4_Load(object sender, EventArgs e)
{
conn = new SqlConnection(StringConnection.Instance().ToString());
query();
}
