private void button1_Click_1(object sender, EventArgs e)
{
if (this.textBox1.Text.Length == 0)
{
MessageBox.Show("请输入用户密码");
}
else
{
string sql = string.Format("select count(*)from Logging where UserName='******'and passWord='******'", this.comboBox1.Text, this.textBox1.Text);
object o = DBHelper.getSingle(sql);
int count = Convert.ToInt32(o);
if (count > 0)
{
this.DialogResult = DialogResult.OK;
Main m = new Main();
m.ShowDialog();
}
else
{
MessageBox.Show("登录失败");
}
}
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
//ADD SALES
if (e.KeyData == Keys.F1)
{
this.Hide();
addsales display = new addsales();
display.ShowDialog();
/*if (txtcustid.Text == "" || txtprodcode.Text == "" || txtdiscount.Text == "" || txtprice.Text == "" || txtquantity.Text == "")
* {
* MessageBox.Show("All fields cannot be EMPTY!", "Error");
* return;
* }
* int left = Convert.ToInt32(txtleftitem.Text);
* if (left == 0)
* {
* MessageBox.Show("Please be warned! \nthe product you selected maybe out numbered Please contact Supplier", "Warning!");
* return;
* }
* if (left < 0)
* {
* MessageBox.Show("There is no Item Left", "Warning!");
* return;
*
* }
*
* try
* {
* conn.dbcon();
* SqlCommand cm = new SqlCommand("INSERT INTO Sales (Sale_Date, Customer_ID) " + "Values ('" + txtsalesdate.Text + "', '" + txtcustid.Text + "' )");
* cm.Connection = Connectionclass.con;
* cm.ExecuteNonQuery();
* cmd = new SqlCommand("INSERT INTO SalesDetails (Product_ID, Price, Quantity) " + "Values ( '" + txtprodcode.Text + "','" + txtprice.Text + "', '" + txtquantity.Text + "')");
* cmd.Connection = Connectionclass.con;
* cmd.ExecuteNonQuery();
* int lefta = Convert.ToInt32(txtleftitem.Text);
* if (lefta <= 10)
* {
* MessageBox.Show("Please be warned! \nthe product you selected maybe out numbered \nPlease contact Supplier!", "Warning!");
*
* }
* MessageBox.Show("Saved Successfully", "Saving");
*
*
* txtquantity.Text = "";
* txtprodcode.SelectedIndex = -1;
* txtcustid.SelectedIndex = -1;
* txtinfocustname.Clear();
* txtleftitem.Clear();
* txtquantity.Clear();
* txtinfoprod.Clear();
* txtdiscount.Clear();
* txtprice.Clear();
* txtTotal.Text = "0.00";
*
*
*
* //refresh
*
* cmd = new SqlCommand("SELECT * from SalesDetails");
* cmd.Connection = Connectionclass.con;
* sda = new SqlDataAdapter(cmd);
* cmb = new SqlCommandBuilder(sda);
* ds = new DataSet();
* sda.Fill(ds, "Sales");
* dt = ds.Tables["Sales"];
*
* data.DataSource = ds.Tables["Sales"];
* data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
* DateTime dta = DateTime.Now;
* txtsalesdate.Text = DateTime.Now.ToString();
*
*
* }
* catch (Exception ex)
* {
* MessageBox.Show(ex.ToString(), "Error");
* }
* finally
* {
* conn.Closecon();
* }*/
}
//UPDATE SALES
if (e.KeyData == Keys.F2)
{
////UPDATE
bool error = true;
bool error1 = true;
bool error2 = true;
string id = txtcustid.Text;
string pcode = txtprodcode.Text;
string qty = txtquantity.Text;
//Start TXTCustid Constraints
foreach (char c in id)
{
if (!Char.IsNumber(c))
{
error = false;
break;
}
}
if (error == false)
{
MessageBox.Show("The Customer ID you entered does'nt exist in the RECORD", "Error");
return;
}
///end of txtCUSTID Constraints
///
///Start of txtprodcode Constraints
foreach (char c in pcode)
{
if (!Char.IsNumber(c))
{
error1 = false;
break;
}
}
if (error1 == false)
{
MessageBox.Show("The Product Code you entered does'nt exist in the RECORD", "Error");
return;
}
///end of txtprodcode Constraints
///
///Start of txtquantity Constraints
foreach (char c in qty)
{
if (!Char.IsNumber(c))
{
error2 = false;
break;
}
}
if (error2 == false)
{
MessageBox.Show("Invalid Input Please Checked Quantity Field for INCORRECT input", "Error");
return;
}
///end of txtquantity Constraints
if (txtprodcode.Text == "" || txtdiscount.Text == "" || txtprice.Text == "" || txtquantity.Text == "")
{
MessageBox.Show("No Such Record To Update", "Error");
return;
}
try
{
conn.dbcon();
cmb = new SqlCommandBuilder(sda);
sda.Update(ds, "Sales");
cmd = new SqlCommand("Update SalesDetails set Product_ID = '" + txtprodcode.Text + "' , Price = '" + txtprice.Text + "',Quantity = '" + txtquantity.Text + "', Discount = '" + txtdiscount.Text + "' where Sale_No = '" + txtsaleno.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
cmd = new SqlCommand("Update Sales set Customer_ID = '" + txtcustid.Text + "' where Sale_No = '" + txtsaleno.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
MessageBox.Show("Successfully Updated", "Update");
txtcustid.Enabled = true;
////clear
txtquantity.Text = "";
txtprodcode.SelectedIndex = -1;
txtcustid.SelectedIndex = -1;
txtinfocustname.Clear();
txtquantity.Clear();
txtinfoprod.Clear();
txtdiscount.Clear();
txtprice.Clear();
txtTotal.Text = "0.00";
txtquantity.ReadOnly = true;
txtdiscount.ReadOnly = true;
//refresh
cmd = new SqlCommand("select SD.Sale_No, S.Customer_ID, SD.Product_ID, SD.Price, SD.Quantity , SD.Discount from Sales S inner join SalesDetails SD on S.Sale_No = SD.Sale_No order by SD.Sale_No DESC");
cmd.Connection = Connectionclass.con;
sda = new SqlDataAdapter(cmd);
cmb = new SqlCommandBuilder(sda);
ds = new DataSet();
sda.Fill(ds, "Sales");
dt = ds.Tables["Sales"];
data.DataSource = ds.Tables["Sales"];
data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
DateTime dta = DateTime.Now;
txtsalesdate.Text = DateTime.Now.ToString();
}
catch
{
}
finally
{
conn.Closecon();
txtcustid.Enabled = false;
txtprodcode.Enabled = false;
}
///product Left
try
{
conn.dbcon();
SqlCommand tot = new SqlCommand("Select sum(Quantity) from stockcard where Product_ID like '" + txtprodcode.Text + "%'");
tot.Connection = Connectionclass.con;
SqlDataReader DR1 = tot.ExecuteReader();
if (DR1.Read())
{
txtleftitem.Text = DR1.GetValue(0).ToString();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
finally
{
conn.Closecon();
txtleftitem.Clear();
}
}
//BACK
if (e.KeyData == Keys.Escape)
{
this.Hide();
Main display = new Main();
display.ShowDialog();
this.Close();
}
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyData == Keys.F1)
{
this.Hide();
addcust display = new addcust();
display.ShowDialog();
}
if (e.KeyData == Keys.Escape)
{
this.Hide();
Main display = new Main();
display.ShowDialog();
this.Close();
}
if (e.KeyData == Keys.Enter || e.KeyData == Keys.F2)
{
string a = txtact.Text;
if (txtcustid.Text == "" || txtname.Text == "" || txtaddress.Text == "" || txtcontact.Text == "")
{
MessageBox.Show("No such Record To Update", "Error");
return;
}
if (a.Equals("Y") || a.Equals("N") || a.Equals("y") || a.Equals("n") || a.Equals(""))
{
try
{
conn.dbcon();
cmb = new SqlCommandBuilder(sda);
sda.Update(ds, "Customer");
cmd = new SqlCommand("Update Customers set CustomerName = '" + txtname.Text + "' , Address = '" + txtaddress.Text + "',Contact_No = '" + txtcontact.Text + "', Status = '" + txtact.Text + "' where Customer_ID = '" + txtcustid.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
MessageBox.Show("Successfully Updated", "Update");
txtcustid.Clear();
txtname.Clear();
txtaddress.Clear();
txtcontact.Clear();
txtact.Clear();
txtcustid.ReadOnly = true;
txtname.ReadOnly = true;
txtaddress.ReadOnly = true;
txtcontact.ReadOnly = true;
txtact.ReadOnly = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
finally
{
conn.Closecon();
}
//////REFRESH!!!REFRESH!!!REFRESH!!!REFRESH!!!REFRESH!!!REFRESH!!!REFRESH!!!
try
{
conn.dbcon();
cmd = new SqlCommand("SELECT * FROM Customers order by Customer_ID DESC");
cmd.Connection = Connectionclass.con;
sda = new SqlDataAdapter(cmd);
cmb = new SqlCommandBuilder(sda);
ds = new DataSet();
sda.Fill(ds, "Customer");
dt = ds.Tables["Customer"];
data.DataSource = ds.Tables["Customer"];
data.ReadOnly = false;
data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
finally
{
conn.Closecon();
}
}
else
{
MessageBox.Show("Y or N input Only; Y stands for Yes and N stands for No", "Error");
return;
}
}
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
//add orders
if (e.KeyData == Keys.F1)
{
this.Hide();
addporder disply = new addporder();
disply.ShowDialog();
/* if (combosupid.Text == "" || txtprodid.Text == "" || txtqty.Text == "" || txtTotal.Text == "")
* {
* MessageBox.Show("All fields cannot be empty", "Error");
* return;
* }
*
* try
* {
* conn.dbcon();
* SqlCommand cm = new SqlCommand("INSERT INTO Orders (Order_Date, Supplier_ID) " + "Values ('" + txtordersdate.Text + "', '" + combosupid.Text + "' )");
* cm.Connection = Connectionclass.con;
* cm.ExecuteNonQuery();
* cmd = new SqlCommand("INSERT INTO OrderDetails (Product_ID, Cost, Quantity) " + "Values ('" + txtprodid.Text + "', '" + txtcost.Text + "' , '" + txtqty.Text + "')");
* cmd.Connection = Connectionclass.con;
* cmd.ExecuteNonQuery();
* MessageBox.Show("Saved Successfully", "Saving");
*
* ///clear
*
* txtqty.Text = "";
* txtprodid.SelectedIndex = -1;
* combosupid.SelectedIndex = -1;
* txtsupname.Clear();
* txtprodname.Clear();
* txtunitmeas.Clear();
* txtTotal.Text = "0.00";
*
* ///refresh
* cmd = new SqlCommand("Select * from OrderDetails");
* cmd.Connection = Connectionclass.con;
* sda = new SqlDataAdapter(cmd);
* cmb = new SqlCommandBuilder(sda);
* ds = new DataSet();
* sda.Fill(ds, "OrderDt");
* dt = ds.Tables["OrderDt"];
*
* data.DataSource = ds.Tables["OrderDt"];
* data.ReadOnly = false;
* data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
* txtTotal.ReadOnly = true;
* txtordersdate.ReadOnly = true;
*
*
* }
* catch (Exception ex)
* {
* MessageBox.Show(ex.ToString(), "Error");
* }
* finally
* {
* conn.Closecon();
* txtcost.Clear();
* }*/
}
///update
if (e.KeyData == Keys.Enter || e.KeyData == Keys.F2)
{
////UPDATE
bool error = true;
bool error1 = true;
bool error2 = true;
string id = combosupid.Text;
string pcode = txtprodid.Text;
string qty = txtqty.Text;
//Start TXTCustid Constraints
foreach (char c in id)
{
if (!Char.IsNumber(c))
{
error = false;
break;
}
}
if (error == false)
{
MessageBox.Show("The Supplier ID you entered does not exist in the RECORD", "Error");
return;
}
///end of txtCUSTID Constraints
///
///Start of txtprodcode Constraints
foreach (char c in pcode)
{
if (!Char.IsNumber(c))
{
error1 = false;
break;
}
}
if (error1 == false)
{
MessageBox.Show("The Product Code you entered does not exist in the RECORD", "Error");
return;
}
///end of txtprodcode Constraints
///
///Start of txtquantity Constraints
foreach (char c in qty)
{
if (!Char.IsNumber(c))
{
error2 = false;
break;
}
}
if (error2 == false)
{
MessageBox.Show("Invalid Input Please Checked Quantity Field for INCORRECT input", "Error");
return;
}
///end of txtquantity Constraints
if (txtprodid.Text == "" || txtqty.Text == "" || txtTotal.Text == "")
{
MessageBox.Show("No such Record To Update", "Error");
return;
}
try
{
conn.dbcon();
cmb = new SqlCommandBuilder(sda);
sda.Update(ds, "OrderDt");
cmd = new SqlCommand("Update OrderDetails set Product_ID = '" + txtprodid.Text + "' , Cost = '" + txtcost.Text + "', Quantity = '" + txtqty.Text + "' where Order_No = '" + txtorderno.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
cmd = new SqlCommand("Update Orders set Supplier_ID = '" + combosupid.Text + "' where Order_No = '" + txtorderno.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
MessageBox.Show("Successfully Updated", "Update");
///clear
combosupid.SelectedIndex = -1;
txtprodid.SelectedIndex = -1;
txtprodname.Clear();
txtsupname.Clear();
txtunitmeas.Clear();
txtcost.Clear();
txtqty.Clear();
txtTotal.Text = "0.00";
combosupid.Enabled = false;
txtprodid.Enabled = false;
txtqty.ReadOnly = true;
//refresh
cmd = new SqlCommand("select OD.Order_No, O.Supplier_ID, OD.Product_ID, OD.Cost, OD.Quantity from Orders O inner join OrderDetails OD on O.Order_No = OD.Order_No order by OD.Order_No DESC");
cmd.Connection = Connectionclass.con;
sda = new SqlDataAdapter(cmd);
cmb = new SqlCommandBuilder(sda);
ds = new DataSet();
sda.Fill(ds, "OrderDt");
dt = ds.Tables["OrderDt"];
data.DataSource = ds.Tables["OrderDt"];
data.ReadOnly = false;
data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
txtTotal.ReadOnly = true;
txtordersdate.ReadOnly = true;
ComputeAdd.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
finally
{
conn.Closecon();
}
}
//back
if (e.KeyData == Keys.Escape)
{
this.Hide();
Main display = new Main();
display.ShowDialog();
this.Close();
}
//add product or items
if (e.KeyData == Keys.F3)
{
this.Hide();
Item display = new Item();
display.ShowDialog();
}
}
private void Form1_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyData == Keys.F1)
{
//Add Supplier
this.Hide();
AddingSupplier display = new AddingSupplier();
display.ShowDialog();
}
if (e.KeyData == Keys.F2)
{
//Update
string a = txtact.Text;
if (txtsupname.Text == "" || txtaddress.Text == "" || txttel.Text == "")
{
MessageBox.Show("No such Record to Update", "Error");
return;
}
if (a.Equals("Y") || a.Equals("N") || a.Equals("y") || a.Equals("n") || a.Equals(""))
{
try
{
conn.dbcon();
cmb = new SqlCommandBuilder(sda);
sda.Update(ds, "Supplier");
cmd = new SqlCommand("Update Suppliers set Supplier_Name = '" + txtsupname.Text + "' , Address = '" + txtaddress.Text + "', Telephone_No = '" + txttel.Text + "', Status = '" + txtact.Text + "' where Supplier_ID = '" + txtcustid.Text + "'");
cmd.Connection = Connectionclass.con;
cmd.ExecuteNonQuery();
MessageBox.Show("Successfully Updated", "Update");
//clear
txtsupname.Clear();
txtaddress.Clear();
txttel.Clear();
txtact.Clear();
txtsupname.ReadOnly = true;
txtaddress.ReadOnly = true;
txttel.ReadOnly = true;
txtcustid.Clear();
txtact.ReadOnly = true;
//refresh
cmd = new SqlCommand("SELECT * FROM Suppliers");
cmd.Connection = Connectionclass.con;
sda = new SqlDataAdapter(cmd);
cmb = new SqlCommandBuilder(sda);
ds = new DataSet();
sda.Fill(ds, "Supplier");
dt = ds.Tables["Supplier"];
data.DataSource = ds.Tables["Supplier"];
data.ReadOnly = false;
data.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
finally
{
conn.Closecon();
}
}
else
{
MessageBox.Show("Y or N input Only; Y stands for Yes and N stands for No", "Error");
return;
}
}
if (e.KeyData == Keys.Escape)
{
this.Hide();
Main display = new Main();
display.ShowDialog();
this.Close();
}
}
