private void btnModify_Click(object sender, EventArgs e)
{
frmAddModifyCustomer modifyCustomerForm = new frmAddModifyCustomer();
modifyCustomerForm.addCustomer = false;
modifyCustomerForm.customer = customer;
DialogResult result = modifyCustomerForm.ShowDialog();
if (result == DialogResult.OK)
{
customer = modifyCustomerForm.customer;
this.DisplayCustomer();
}
else if (result == DialogResult.Retry)
{
this.GetCustomer(customer.CustomerID);
if (customer != null)
{
this.DisplayCustomer();
}
else
{
this.ClearControls();
}
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
frmAddModifyCustomer addCustomerForm = new frmAddModifyCustomer();
addCustomerForm.addCustomer = true;
DialogResult result = addCustomerForm.ShowDialog();
if (result == DialogResult.OK)
{
customer = addCustomerForm.customer;
txtCustomerID.Text = customer.CustomerID.ToString();
this.DisplayCustomer();
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
frmAddModifyCustomer addCustomerForm = new frmAddModifyCustomer();
addCustomerForm.addCustomer = true;
DialogResult result = addCustomerForm.ShowDialog();
if (result == DialogResult.OK)
{
customer = addCustomerForm.customer;
txtCustomerID.Text = customer.CustomerID.ToString();
this.DisplayCustomer();
}
}
private void btnModify_Click(object sender, EventArgs e)
{
frmAddModifyCustomer addModifyCustomerForm = new frmAddModifyCustomer();
addModifyCustomerForm.addCustomer = false;
addModifyCustomerForm.customer = selectedCustomer;
DialogResult result = addModifyCustomerForm.ShowDialog();
if (result == DialogResult.OK || result == DialogResult.Retry)
{
try
{
selectedCustomer = addModifyCustomerForm.customer;
this.DisplayCustomer();
entities.SaveChanges();
}
// Add concurrency error handling.
// Place the catch block before the one for a generic exception.
catch (DbUpdateConcurrencyException ex)
{
ex.Entries.Single().Reload();
if (entities.Entry(selectedCustomer).State
== EntityState.Detached)
{
MessageBox.Show("Another user has deleted that customer.",
"Concurrency Error");
txtCustomerID.Text = "";
this.ClearControls();
}
else
{
MessageBox.Show("Another user has updated that customer.",
"Concurrency Error");
this.DisplayCustomer();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
else
{
txtCustomerID.Text = "";
this.ClearControls();
}
}
private void btnModify_Click(object sender, EventArgs e)
{
frmAddModifyCustomer addModifyCustomerForm = new frmAddModifyCustomer();
addModifyCustomerForm.addCustomer = false;
addModifyCustomerForm.customer = selectedCustomer;
DialogResult result = addModifyCustomerForm.ShowDialog();
if (result == DialogResult.OK || result == DialogResult.Retry)
{
selectedCustomer = addModifyCustomerForm.customer;
this.DisplayCustomer();
}
else
{
txtCustomerID.Text = "";
this.ClearControls();
}
}
private void btnModify_Click(object sender, EventArgs e)
{
frmAddModifyCustomer modifyCustomerForm = new frmAddModifyCustomer();
modifyCustomerForm.addCustomer = false;
modifyCustomerForm.customer = customer;
DialogResult result = modifyCustomerForm.ShowDialog();
if (result == DialogResult.OK)
{
customer = modifyCustomerForm.customer;
this.DisplayCustomer();
}
else if (result == DialogResult.Retry)
{
this.GetCustomer(customer.CustomerID);
if (customer != null)
this.DisplayCustomer();
else
this.ClearControls();
}
}
