from django.contrib import admin from eventplanner.models import Event, EventParticipation class EventParticipationInline(admin.TabularInline): model = EventParticipation extra = 1 readonly_fields = ('user',) fields = ( 'user', 'status', 'comment', ) has_add_permission = lambda self, req : False has_delete_permission = lambda self, req, obj : False template = "eventplanner/admin_tabular.html" class EventAdmin(admin.ModelAdmin): inlines = ( EventParticipationInline, ) admin.site.register( Event, EventAdmin )