diff options
Diffstat (limited to 'dom/xul/XULPersist.h')
-rw-r--r-- | dom/xul/XULPersist.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/dom/xul/XULPersist.h b/dom/xul/XULPersist.h new file mode 100644 index 0000000000..3c838c3ecf --- /dev/null +++ b/dom/xul/XULPersist.h @@ -0,0 +1,50 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_dom_XULPersist_h +#define mozilla_dom_XULPersist_h + +#include "nsStubDocumentObserver.h" + +#ifndef MOZ_NEW_XULSTORE +# include "nsCOMPtr.h" +class nsIXULStore; +#endif + +template <typename T> +class nsCOMArray; + +namespace mozilla::dom { + +class XULPersist final : public nsStubDocumentObserver { + public: + NS_DECL_ISUPPORTS + + explicit XULPersist(Document* aDocument); + void Init(); + void DropDocumentReference(); + + NS_DECL_NSIMUTATIONOBSERVER_ATTRIBUTECHANGED + + protected: + void Persist(mozilla::dom::Element* aElement, nsAtom* aAttribute); + + private: + ~XULPersist(); + nsresult ApplyPersistentAttributes(); + nsresult ApplyPersistentAttributesToElements(const nsAString& aID, + const nsAString& aDocURI, + nsCOMArray<Element>& aElements); + + nsCOMPtr<nsIXULStore> mLocalStore; + + // A weak pointer to our document. Nulled out by DropDocumentReference. + Document* MOZ_NON_OWNING_REF mDocument; +}; + +} // namespace mozilla::dom + +#endif // mozilla_dom_XULPersist_h |