private void mainForm_Load(object sender, EventArgs e)
{
packageList = PackagesDB.GetAll();
productList = ProductsDB.GetAll();
supplierList = SupplierDB.ListSupplier();
suppliersContactList = SupplierContactsDB.listSuppliers();
}
// button for filtering the dgv
private void btnFilter_Click(object sender, EventArgs e)
{
try // tries to get datat from the db wuith the filter
{
suppliersContacts = new List <SupplierContacts>();
suppliersContacts = SupplierContactsDB.listSuppliersByFilter(((Item)cbFilter.SelectedItem).Value, txtFilter.Text);
refreshDGV();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
//sets up the form pn load and displays the datagridview
private void frmSuppliers_Load(object sender, EventArgs e)
{
try // tries to get info from the db and refreshes the dgv and loads the combobox
{
suppliersContacts = SupplierContactsDB.listSuppliers();
refreshDGV();
loadComboBox();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
// btn to delete a record
private void btnDelete_Click(object sender, EventArgs e)
{
if (dgvSuppliers.SelectedRows.Count > 0)
{
// sets the object to delete
int index = dgvSuppliers.SelectedRows[0].Index;
suplierContact = suppliersContacts[index];
// asks user if they are sure
DialogResult result = MessageBox.Show("Delete the supplier " + suplierContact.SupConCompany + "?", "Confirm Delete",
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
// creates the other table objects
Supplier supplier = new Supplier();
List <Products_Suppliers> products_suppliers = new List <Products_Suppliers>();
try // tries to delete the table records
{
// gets the data for the tasble records that need to be deleted
supplier = SupplierDB.GetSupplier(suplierContact.SupplierId);
products_suppliers = Products_SuppliersDB.GetAllProdSupOnID(suplierContact.SupplierId);
// deletes each productsuppliers table record
foreach (Products_Suppliers ps in products_suppliers)
{
Products_SuppliersDB.DeleteProdSup(ps);
}
// deltes the suppliercontacts record
SupplierContactsDB.DeleteSup(suplierContact);
// deltes the supplier record
SupplierDB.DeleteSup(supplier);
// redisplays the dgv
suppliersContacts = SupplierContactsDB.listSuppliers();
refreshDGV();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else
{
MessageBox.Show("Please select a Product");
}
}
private void editToolStripMenuItem_Click(object sender, EventArgs e)
{
switch (uxTreeView.SelectedNode.Parent.Name)
{
case "rootPackages": // open AddEditPackage form with related Package object in Edit mode
Package pkg = frmMain.packageList[frmMain.packageList.FindIndex(pk => pk.PkgName == uxTreeView.SelectedNode.Name)];
frmAddModifyPackages frmEditPackage = new frmAddModifyPackages();
frmEditPackage.add = false;
frmEditPackage.package = pkg;
if (frmEditPackage.ShowDialog() == DialogResult.OK)
{
RefreshPackages(); // Refresh the Package List and the TreeView Node
frmMain.DisplayMessage("The package has been modified successfully.");
}
break;
case "rootProducts": // open AddEditProduct form with related Product object in Edit mode
Product prd = frmMain.productList[frmMain.productList.FindIndex(pr => pr.ProdName == uxTreeView.SelectedNode.Name)];
frmProductAddEdit frmEditProduct = new frmProductAddEdit();
frmEditProduct.xNewProduct = false;
frmEditProduct.txbProductID.Text = prd.ProductId.ToString();
frmEditProduct.txbProductName.Text = prd.ProdName;
if (frmEditProduct.ShowDialog() == DialogResult.OK)
{
RefreshProducts(); // Refresh the Product List and the TreeView Node
frmMain.DisplayMessage("The product has been modified successfully.");
}
break;
case "rootSuppliers": // open AddEditSupplier form with related Supplier object in Edit mode
Supplier sp = frmMain.supplierList[frmMain.supplierList.FindIndex(s => s.SupName == uxTreeView.SelectedNode.Name)];
frmAddModifySupplier frmEditSupplier = new frmAddModifySupplier();
frmEditSupplier.add = false;
frmEditSupplier.supplierContact = SupplierContactsDB.GetSupplierbySupID(sp.SupplierId);
if (frmEditSupplier.ShowDialog() == DialogResult.OK)
{
RefreshSuppliers(); // Refresh the Supplier List and the TreeView Node
frmMain.DisplayMessage("The supplier information have been modified successfully.");
}
break;
default:
break;
}
}
// btn to bring up the addmodify form to edit a record
private void btnEdit_Click(object sender, EventArgs e)
{
// checks if there is a record selected
if (dgvSuppliers.SelectedRows.Count > 0)
{
//creates the form and sets the options
int index = dgvSuppliers.SelectedRows[0].Index;
frmAddModifySupplier editsupplier = new frmAddModifySupplier();
editsupplier.add = false;
editsupplier.supplierContact = suppliersContacts[index];
DialogResult result = editsupplier.ShowDialog();
if (result == DialogResult.OK)
{
try // if the edit for good redisplay the dgv
{
suplierContact = editsupplier.supplierContact;
suppliersContacts = SupplierContactsDB.listSuppliers();
refreshDGV();
// selects the edited record
int n = -1;
foreach (SupplierContacts sc in suppliersContacts)
{
if (sc.SupplierContactId == suplierContact.SupplierContactId)
{
n = suppliersContacts.IndexOf(sc);
break;
}
}
dgvSuppliers.Rows[n].Selected = true;
//dgvSuppliers.FirstDisplayedScrollingRowIndex = n;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
private void DeleteSupplier(Supplier sp)
{
SupplierContacts suplierContact = SupplierContactsDB.GetSupplierbySupID(sp.SupplierId);
// asks user if they are sure
DialogResult result = MessageBox.Show("Delete the supplier " + suplierContact.SupConCompany + "?", "Confirm Delete",
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
// creates the other table objects
Supplier supplier = new Supplier();
List <Products_Suppliers> products_suppliers = new List <Products_Suppliers>();
try // tries to delete the table records
{
// gets the data for the tasble records that need to be deleted
supplier = SupplierDB.GetSupplier(suplierContact.SupplierId);
products_suppliers = Products_SuppliersDB.GetAllProdSupOnID(suplierContact.SupplierId);
// deletes each productsuppliers table record
foreach (Products_Suppliers ps in products_suppliers)
{
Products_SuppliersDB.DeleteProdSup(ps);
}
// deletes the suppliercontacts record
SupplierContactsDB.DeleteSup(suplierContact);
// deletes the supplier record
SupplierDB.DeleteSup(supplier);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
RefreshSuppliers();
}
}
// button to bring up the addmodify form to add data to the DB
private void btnAdd_Click(object sender, EventArgs e)
{
// creates the new form and sets the options
frmAddModifySupplier newaddfrm = new frmAddModifySupplier();
newaddfrm.add = true;
DialogResult result = newaddfrm.ShowDialog();
// if the results are good redisplay the dgv
if (result == DialogResult.OK)
{
try // tries to get the data from the db and refresh the dgv
{
suplierContact = newaddfrm.supplierContact;
suppliersContacts = SupplierContactsDB.listSuppliers();
refreshDGV();
// select the newly made record
int n = -1;
foreach (SupplierContacts sc in suppliersContacts)
{
if (sc.SupplierContactId == suplierContact.SupplierContactId)
{
n = suppliersContacts.IndexOf(sc);
break;
}
}
dgvSuppliers.Rows[n].Selected = true;
dgvSuppliers.FirstDisplayedScrollingRowIndex = n;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
// sets up the form on load
private void frmAddModifySupplier_Load(object sender, EventArgs e)
{
this.LoadProductComboBox();
// does the fiollowing if its a add
if (this.add)
{
// find the next availble supplierid and suppliercontactid
supplierContact.SupplierContactId = SupplierContactsDB.GetNextAvailableID();
txtSCID.Text = supplierContact.SupplierContactId.ToString();
supplierContact.SupplierId = SupplierDB.GetNextAvailableID();
supplier.SupplierId = SupplierDB.GetNextAvailableID();
this.Text = "Add a Supplier";
lblTitle.Text = "Add Supplier Information";
cmbProductBName.SelectedIndex = -1;
}
//else does this for modify
else
{
this.Text = "Modify a Supplier";
lblTitle.Text = "Modify Supplier Information";
try
{
supplier = SupplierDB.GetSupplier(supplierContact.SupplierId);
productSuppliers = Products_SuppliersDB.GetAllProdSupOnID(supplierContact.SupplierId);
this.DisplaySupplier();
this.RedisplayList();
cmbProductBName.SelectedIndex = -1;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
// button for accepting the form
private void btnAccept_Click(object sender, EventArgs e)
{
if (txtCName.IsPresent())
{
//for add
if (add)
{
this.createSupplierObjects();
try
{
SupplierDB.AddSupp(supplier);
SupplierContactsDB.AddSupp(supplierContact);
foreach (Products_Suppliers ps in productSuppliers)
{
ps.supplierid = supplier.SupplierId;
Products_SuppliersDB.AddProdSupp(ps);
}
this.DialogResult = DialogResult.OK;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
// for modify
else
{
SupplierContacts newSupplierinfo = new SupplierContacts();
newSupplierinfo.SupplierContactId = Convert.ToInt32(txtSCID.Text);
newSupplierinfo.SupConFirstName = txtFirst.Text.ToString();
newSupplierinfo.SupConLastName = txtLast.Text.ToString();
newSupplierinfo.SupConCompany = txtCName.Text.ToString();
newSupplierinfo.SupConAddress = txtAddress.Text.ToString();
newSupplierinfo.SupConCity = txtCity.Text.ToString();
newSupplierinfo.SupConProv = txtProv.Text.ToString();
newSupplierinfo.SupConPostal = txtPO.Text.ToString();
newSupplierinfo.SupConCountry = txtCountry.Text.ToString();
newSupplierinfo.SupConBusPhone = txtPhone.Text.ToString();
newSupplierinfo.SupConFax = txtFax.Text.ToString();
newSupplierinfo.SupConEmail = txtEmail.Text.ToString();
newSupplierinfo.SupConURL = txtURL.Text.ToString();
newSupplierinfo.AffiliationId = "";
newSupplierinfo.SupplierId = Convert.ToInt32(txtSCID.Text);
try
{
if (!SupplierContactsDB.UpdateSupplier(supplierContact, newSupplierinfo))
{
MessageBox.Show("That Supplier has been updated or deleted already.", "Database Error");
this.DialogResult = DialogResult.Retry;
}
else
{
supplierContact = newSupplierinfo;
this.DialogResult = DialogResult.OK;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}