LynnaLab.ValueReferenceEditor.UpdatePointerTextBox C# (CSharp) Method

        void UpdatePointerTextBox(Gtk.Entry entry, ValueReference r)
        {
            pointerFrame.Remove(pointerFrame.Child);

            subEditor = new ObjectGroupEditor();
            Gtk.Alignment alignment = new Gtk.Alignment(0.5F, 0.5F, 0.0F, 0.8F);
            try {
                Project.GetFileWithLabel(entry.Text.Trim());
                subEditor.SetObjectGroup(Project.GetDataType<ObjectGroup>(r.GetStringValue()));
                subEditor.ShowAll();
                alignment.Add(subEditor);
                r.SetValue(entry.Text.Trim());
            }
            catch (LabelNotFoundException) {
                subEditor.SetObjectGroup(null);
                Gtk.Label label = new Gtk.Label("Error: label \"" + entry.Text + "\" not found.");
                label.Show();
                alignment.Add(label);
            }
            pointerFrame.Label = entry.Text;
            pointerFrame.Add(alignment);
            pointerFrame.ShowAll();
        }