Masayuki Nakano
976be8097e
This patch does not fix the methods in xslt and content sink because they require a lot of `MOZ_CAN_RUN_SCRIPT` but I think most of them do not make sense because working in a specific period. Differential Revision: https://phabricator.services.mozilla.com/D310971
95 lines
3.1 KiB
C++
95 lines
3.1 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_HTMLSlotElement_h
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#define mozilla_dom_HTMLSlotElement_h
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#include "mozilla/dom/FastFrontRemovableArray.h"
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#include "nsGenericHTMLElement.h"
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#include "nsTArray.h"
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namespace mozilla::dom {
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struct AssignedNodesOptions;
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class OwningElementOrText;
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class HTMLSlotElement final : public nsGenericHTMLElement {
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public:
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explicit HTMLSlotElement(already_AddRefed<mozilla::dom::NodeInfo> aNodeInfo);
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NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLSlotElement, slot)
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLSlotElement,
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nsGenericHTMLElement)
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nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
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// nsIContent
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nsresult BindToTree(BindContext&, nsINode& aParent) override;
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void UnbindFromTree(UnbindContext&) override;
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void BeforeSetAttr(int32_t aNameSpaceID, nsAtom* aName,
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const nsAttrValue* aValue, bool aNotify) override;
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void AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
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const nsAttrValue* aValue, const nsAttrValue* aOldValue,
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nsIPrincipal* aSubjectPrincipal, bool aNotify) override;
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// WebIDL
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void SetName(const nsAString& aName, ErrorResult& aRv) {
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SetHTMLAttr(nsGkAtoms::name, aName, aRv);
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}
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void GetName(nsAString& aName) { GetHTMLAttr(nsGkAtoms::name, aName); }
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void AssignedNodes(const AssignedNodesOptions& aOptions,
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nsTArray<RefPtr<nsINode>>& aNodes);
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void AssignedElements(const AssignedNodesOptions& aOptions,
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nsTArray<RefPtr<Element>>& aNodes);
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void Assign(const Sequence<OwningElementOrText>& aNodes);
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// Helper methods
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Span<const RefPtr<nsINode>> AssignedNodes() const { return mAssignedNodes; }
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const nsTArray<nsINode*>& ManuallyAssignedNodes() const;
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void InsertAssignedNode(uint32_t aIndex, nsIContent&);
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void AppendAssignedNode(nsIContent&);
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void RemoveAssignedNode(nsIContent&);
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void ClearAssignedNodes();
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// Common bookkeeping when a node becomes (un)assigned to this slot.
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void AddedAssignedNode(nsIContent&);
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void RemovedAssignedNode(nsIContent&);
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void EnqueueSlotChangeEvent();
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void RemovedFromSignalSlotList() {
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MOZ_ASSERT(mInSignalSlotList);
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mInSignalSlotList = false;
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}
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MOZ_CAN_RUN_SCRIPT void FireSlotChangeEvent();
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void RemoveManuallyAssignedNode(nsIContent&);
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void RecalculateHasSlottedState();
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protected:
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virtual ~HTMLSlotElement();
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JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) final;
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FastFrontRemovableArray<RefPtr<nsINode>> mAssignedNodes;
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nsTArray<nsINode*> mManuallyAssignedNodes;
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// Whether we're in the signal slot list of our unit of related similar-origin
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// browsing contexts.
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//
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// https://dom.spec.whatwg.org/#signal-slot-list
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bool mInSignalSlotList = false;
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bool mInManualShadowRoot = false;
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};
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} // namespace mozilla::dom
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#endif // mozilla_dom_HTMLSlotElement_h
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