I can live w/o AJAX for now to keep it simple. What I am not clear is on how to do the postback from javascript ? I mean on what URL and pass on which variables ? and thru GET or POST or shall i do form.submit() ??
On Feb 8, 1:45 am, Joel Goldstick <joel.goldst...@gmail.com> wrote: > On Mon, Feb 7, 2011 at 3:38 PM, SimpleDimple <farhandevelo...@gmail.com>wrote: > > > > > I am new to django and building a school system but am experience > > developer otherwise having firm grip over rails, php, .net and java. > > > I have student table and in list I can see list of all students/ > > records in student table....(pasted below is my code) > > > what I want here is a custom dropdown listing the classes in school > > from class table, and when you select/change the class the list of > > students should get filtered accordingly....can someone please give me > > hints or guide me a bit ? > > > class StudentAdmin(admin.ModelAdmin): > > fields = ['xclass', 'name', 'reg_no' , 'roll_no' ] > > list_display = ['xclass', 'name', 'reg_no' , 'roll_no' ] > > list_filter = ['name', 'reg_no' , 'roll_no' ] > > search_fields = ['name', 'reg_no' , 'roll_no' ] > > > form = StudentForm > > > def queryset(self, request): > > school_id = request.session['school_id'] > > qs = self.model._default_manager.filter(school=school_id) > > return qs > > > def save_model(self, request, obj, form, change): > > school_id = request.session['school_id'] > > school = School.objects.get(id=school_id) > > obj.school = school > > obj.save() > > > -- > > You received this message because you are subscribed to the Google Groups > > "Django users" group. > > To post to this group, send email to django-users@googlegroups.com. > > To unsubscribe from this group, send email to > > django-users+unsubscr...@googlegroups.com. > > For more options, visit this group at > >http://groups.google.com/group/django-users?hl=en. > > This topic has come up recently under different specifics. When you change > your filter (by selecting a specific class) you need to requery with that > condition. This can be done by submitting the form to get a new dataset, or > by using AJAX style to have the data retrieved on the fly to repopulate your > form. > > -- > Joel Goldstick -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
