>Hello everyone:
>
> I have a SDI application, it has a menu and a toolbar. When my application running many forms or formsets can be called at same time even some forms still showing, I want to know is there any way to make the app only one form (or formset) can be actived in a special time ,thank you!
If you really want one form at a time then consider to use modal forms.
Edward Pikman
Independent Consultant