Part of lp.translations.browser
| Function | check_code | Is this custom language code well-formed? |
| Class | CustomLanguageCodeBreadcrumb | Breadcrumb for a CustomLanguageCode. |
| Class | CustomLanguageCodesIndexView | Listing of `CustomLanguageCode`s for a given context. |
| Class | CustomLanguageCodeAddView | Create a new custom language code. |
| Class | CustomLanguageCodeView | Undocumented |
| Class | CustomLanguageCodeRemoveView | View for removing a CustomLanguageCode. |
| Class | HasCustomLanguageCodesTraversalMixin | Navigate from an IHasCustomLanguageCodes to a CustomLanguageCode. |
| Class | HasCustomLanguageCodesNavigation | Generic navigation for IHasCustomLanguageCodes. |