protected override void Update(object sender, RoutedEventArgs e)
{
// Opens an update form in a popup window
CategoryOverviewItem cat = ((FrameworkElement)sender).DataContext as CategoryOverviewItem;
ShowUpdateForm <CategoryForm>(cat.ID);
}
protected override async void Delete(object sender, RoutedEventArgs e)
{
try
{
// Gets the item that has to be deleted
CategoryOverviewItem ToBeDeleted = ((FrameworkElement)sender).DataContext as CategoryOverviewItem;
// Create custom message box
string messageboxTitle = String.Format(LangResource.MBTitleDeleteObj, ToBeDeleted.LocalizedName);
string messageboxContent = String.Format(LangResource.MBContentDeleteObj, LangResource.TheCategory.ToLower(), ToBeDeleted.LocalizedName);
MessageBoxManager.Yes = LangResource.Yes;
MessageBoxManager.No = LangResource.No;
MessageBoxManager.Register();
// If people are sure to delete...
if (MessageBox.Show(messageboxContent,
messageboxTitle,
MessageBoxButton.YesNo,
MessageBoxImage.Warning)
== MessageBoxResult.Yes)
{
MessageBoxManager.Unregister();
// ... then delete the object
_catRepo.Delete(ToBeDeleted.ID);
CategoryList.Remove(ToBeDeleted);
await _catRepo.SaveChangesAsync();
// And refresh the datagrid
BindData();
}
else
{
MessageBoxManager.Unregister();
}
}
catch (Exception)
{
MessageBoxManager.Unregister();
MessageBox.Show(LangResource.ErrUpdateOverviewFailed);
}
}