diff options
Diffstat (limited to 'dom/base/nsContentUtils.h')
| -rw-r--r-- | dom/base/nsContentUtils.h | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/dom/base/nsContentUtils.h b/dom/base/nsContentUtils.h index 64f7485cb..b58b0e0e3 100644 --- a/dom/base/nsContentUtils.h +++ b/dom/base/nsContentUtils.h @@ -339,6 +339,13 @@ public: * NOTE! If the two nodes aren't in the same connected subtree, * the result is 1, and the optional aDisconnected parameter * is set to true. + * + * XXX aOffset1 and aOffset2 should be uint32_t since valid offset value is + * between 0 - UINT32_MAX. However, these methods work even with + * negative offset values! E.g., when aOffset1 is -1 and aOffset is 0, + * these methods return -1. Some root callers depend on this behavior. + * On the other hand, nsINode can have ATTRCHILD_ARRAY_MAX_CHILD_COUN + * (0x3FFFFF) at most. Therefore, they can be int32_t for now. */ static int32_t ComparePoints(nsINode* aParent1, int32_t aOffset1, nsINode* aParent2, int32_t aOffset2, @@ -582,7 +589,7 @@ public: /** * Returns true if |aName| is a valid name to be registered via - * document.registerElement. + * customElements.define. */ static bool IsCustomElementName(nsIAtom* aName); @@ -2408,18 +2415,6 @@ public: static mozilla::LogModule* DOMDumpLog(); /** - * Returns whether a content is an insertion point for XBL - * bindings or web components ShadowRoot. In web components, - * this corresponds to a <content> element that participates - * in node distribution. In XBL this corresponds to an - * <xbl:children> element in anonymous content. - * - * @param aContent The content to test for being an insertion point. - */ - static bool IsContentInsertionPoint(nsIContent* aContent); - - - /** * Returns whether the children of the provided content are * nodes that are distributed to Shadow DOM insertion points. */ @@ -2735,14 +2730,19 @@ public: mozilla::dom::LifecycleAdoptedCallbackArgs* aAdoptedCallbackArgs = nullptr, mozilla::dom::CustomElementDefinition* aDefinition = nullptr); - static void GetCustomPrototype(nsIDocument* aDoc, - int32_t aNamespaceID, - nsIAtom* aAtom, - JS::MutableHandle<JSObject*> prototype); - static bool AttemptLargeAllocationLoad(nsIHttpChannel* aChannel); /** + * Appends all "document level" native anonymous content subtree roots for + * aDocument to aElements. Document level NAC subtrees are those created + * by ancestor frames of the document element's primary frame, such as + * the scrollbar elements created by the root scroll frame. + */ + static void AppendDocumentLevelNativeAnonymousContentTo( + nsIDocument* aDocument, + nsTArray<nsIContent*>& aElements); + + /** * Detect whether a string is a (CSS) local-url. * https://drafts.csswg.org/css-values/#local-urls */ @@ -2752,6 +2752,12 @@ public: static bool IsWebComponentsEnabled() { return sIsWebComponentsEnabled; } + /** + * Walks up the tree from aElement until it finds an element that is + * not native anonymous content. aElement must be NAC itself. + */ + static Element* GetClosestNonNativeAnonymousAncestor(Element* aElement); + static bool IsCustomElementsEnabled() { return sIsCustomElementsEnabled; } |