How to replace content_type and object_id fields by a field with actual object in admin inline?

Question

I have inline, which shows data of contenttype model, so instead of real objects, I see content_type and object_id fields. I can exc

Answer 1

Found solution.

Add form to admin.TabularInline:

class CriteriaPlacesInlineAdmin(admin.TabularInline):
    model = PlacesToCriterias
    form = CriteriaPlacesChoicesFieldForm  # <- ADDED FORM

class CriteriasAdmin(admin.ModelAdmin):
    inlines = [CriteriaPlacesInlineAdmin]

admin.site.register(Criterias, CriteriasAdmin)

Form:

class CriteriaPlacesChoicesFieldForm(forms.ModelForm):
    ct_place_type = ContentType.objects.get_for_model(PlaceTypesGroups)

    object_id = forms.ModelChoiceField(PlaceTypesGroups.objects.all(), label='places')
    content_type = forms.ModelChoiceField(ContentType.objects.all(), initial=ct_place_type, widget=forms.HiddenInput())

    def clean_object_id(self):
        return self.cleaned_data['object_id'].pk

    def clean_content_type(self):
        return self.ct_place_type