Merge pull request #6 from vmm86/master

Added RelatedOnlyDropdownFilter option

Author: mrts

django_admin_listfilter_dropdown/filters.py

@@ -1,10 +1,21 @@
-from django.contrib.admin.filters import AllValuesFieldListFilter, RelatedFieldListFilter, ChoicesFieldListFilter
+from django.contrib.admin.filters import (
+    AllValuesFieldListFilter,
+    ChoicesFieldListFilter,
+    RelatedFieldListFilter, RelatedOnlyFieldListFilter
+)
+
 
 class DropdownFilter(AllValuesFieldListFilter):
     template = 'django_admin_listfilter_dropdown/dropdown_filter.html'
 
+
 class ChoiceDropdownFilter(ChoicesFieldListFilter):
     template = 'django_admin_listfilter_dropdown/dropdown_filter.html'
 
+
 class RelatedDropdownFilter(RelatedFieldListFilter):
     template = 'django_admin_listfilter_dropdown/dropdown_filter.html'
+
+
+class RelatedOnlyDropdownFilter(RelatedOnlyFieldListFilter):
+    template = 'django_admin_listfilter_dropdown/dropdown_filter.html'