bf3516e81e
In modern C++, static constexpr member variables are automatically inline (aka weak) so the template trick is not needed. This also avoid duplication and reduces the amount of parsed code. No impact on generated binary (actually: smaller debuginfo, close to identical binary). Differential Revision: https://phabricator.services.mozilla.com/D247825
82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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 nsIHTMLCollection_h___
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#define nsIHTMLCollection_h___
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#include "nsISupports.h"
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#include "nsStringFwd.h"
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#include "nsTArrayForwardDeclare.h"
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#include "nsWrapperCache.h"
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#include "js/TypeDecls.h"
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class nsINode;
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namespace mozilla::dom {
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class Element;
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} // namespace mozilla::dom
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// IID for the nsIHTMLCollection interface
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#define NS_IHTMLCOLLECTION_IID \
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{0x4e169191, 0x5196, 0x4e17, {0xa4, 0x79, 0xd5, 0x35, 0x0b, 0x5b, 0x0a, 0xcd}}
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/**
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* An internal interface
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*/
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class nsIHTMLCollection : public nsISupports {
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public:
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NS_INLINE_DECL_STATIC_IID(NS_IHTMLCOLLECTION_IID)
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/**
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* Get the root node for this HTML collection.
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*/
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virtual nsINode* GetParentObject() = 0;
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virtual uint32_t Length() = 0;
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virtual mozilla::dom::Element* GetElementAt(uint32_t index) = 0;
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mozilla::dom::Element* Item(uint32_t index) { return GetElementAt(index); }
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mozilla::dom::Element* IndexedGetter(uint32_t index, bool& aFound) {
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mozilla::dom::Element* item = Item(index);
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aFound = !!item;
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return item;
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}
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mozilla::dom::Element* NamedItem(const nsAString& aName) {
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bool dummy;
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return NamedGetter(aName, dummy);
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}
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mozilla::dom::Element* NamedGetter(const nsAString& aName, bool& aFound) {
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return GetFirstNamedElement(aName, aFound);
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}
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virtual mozilla::dom::Element* GetFirstNamedElement(const nsAString& aName,
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bool& aFound) = 0;
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virtual void GetSupportedNames(nsTArray<nsString>& aNames) = 0;
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JSObject* GetWrapperPreserveColor() {
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return GetWrapperPreserveColorInternal();
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}
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JSObject* GetWrapper() {
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JSObject* obj = GetWrapperPreserveColor();
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if (obj) {
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JS::ExposeObjectToActiveJS(obj);
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}
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return obj;
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}
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void PreserveWrapper(nsISupports* aScriptObjectHolder) {
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PreserveWrapperInternal(aScriptObjectHolder);
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}
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) = 0;
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protected:
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// Hook for calling nsWrapperCache::GetWrapperPreserveColor.
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virtual JSObject* GetWrapperPreserveColorInternal() = 0;
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// Hook for calling nsWrapperCache::PreserveWrapper.
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virtual void PreserveWrapperInternal(nsISupports* aScriptObjectHolder) = 0;
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};
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#endif /* nsIHTMLCollection_h___ */
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