public bool ReceiveWeakEvent(Type managerType, object sender, EventArgs e)
{
var notify = (NotifyCollectionChangedEventArgs)e;
UIHelper.BeginInvoke(delegate
{
ImageButtonExt.SetIsLoading(this, false);
if (notify.Action == NotifyCollectionChangedAction.Reset)
{
ItemsSource = null;
}
else
{
var selectedItem = SelectedItem;
//ItemsSource = cache.Items.Values.ToList();
ItemsSource = cache.Items.Values.Where(FilterCollection).ToList();
EnsureSorting();
if (selectedItem != null)
{
SelectedItem = null;
SelectedItem = cache.GetItem(((BAGlobalObject)selectedItem).GlobalId);
}
}
}, Dispatcher);
return(true);
}
void CachedFilteredComboBox_DropDownOpened(object sender, EventArgs e)
{
if (queryingPopup || (cache != null && cache.IsLoaded))
{
queryingPopup = false;
ImageButtonExt.SetIsLoading(this, false);
return;
}
queryingPopup = true;
//cache = null;
//loaded = false;
//Console.WriteLine(cache!=null);
//Console.WriteLine(loaded);
ensureCache();
ImageButtonExt.SetIsLoading(this, !cache.IsLoaded);
MainWindow.Instance.RunAsynchronousOperation(delegate
{
cache.EnsureLoaded();
//IsDropDownOpen = true;
//IsEnabled = true;
//Dispatcher.BeginInvoke(new Action(delegate
//{
//var selectedId = SelectedValue;
//ItemsSource = cache.Items.Select(x => x.Value);
//SelectedValue = selectedId;
//loaded = true;
//IsEnabled = true;
//IsDropDownOpen = true;
//}));
});
//ImageButtonExt.SetIsLoading(this, !cache.IsLoaded);
}
