/// <summary>
/// Get all the deatils from the changes implementation.
/// </summary>
/// <param name="changes">The changes implementation.</param>
/// <param name="currentDetails">The current deatils.</param>
/// <returns>The current and new details text.</returns>
private string GetDetails(Nequeo.IPropertyChanged changes, string currentDetails)
{
string details = currentDetails;
List <string> list = changes.GetDetails();
// If changes exist then add to the details.
if (list.Count > 0)
{
foreach (string detail in list)
{
details += detail + "\r\n";
}
}
// Return the details.
return(details);
}
/// <summary>
/// On window application closing
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
string details = string.Empty;
// Get all data user controls
Nequeo.IPropertyChanged invoiceChanged = invoice;
Nequeo.IPropertyChanged customerChanged = customer;
Nequeo.IPropertyChanged productChanged = product;
Nequeo.IPropertyChanged vendorChanged = vendor;
Nequeo.IPropertyChanged employeeChanged = employee;
Nequeo.IPropertyChanged accountChanged = account;
Nequeo.IPropertyChanged companyChanged = company;
Nequeo.IPropertyChanged assetChanged = asset;
Nequeo.IPropertyChanged managementChanged = management;
// Test to see if any data user control has changed.
details = GetDetails(invoiceChanged, details);
details = GetDetails(customerChanged, details);
details = GetDetails(productChanged, details);
details = GetDetails(vendorChanged, details);
details = GetDetails(employeeChanged, details);
details = GetDetails(accountChanged, details);
details = GetDetails(companyChanged, details);
details = GetDetails(assetChanged, details);
details = GetDetails(managementChanged, details);
// If the data has been changed and not updated.
if (!String.IsNullOrEmpty(details))
{
MessageBoxResult result = MessageBox.Show(details + "\r\n\r\n" +
"Disregard the changes and close (all changes will be lost)?", "Data Has Changed", MessageBoxButton.YesNo);
if (result != MessageBoxResult.Yes)
{
e.Cancel = true;
}
}
}
