83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 nsResourceSet_h__
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#define nsResourceSet_h__
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#include "nsIRDFResource.h"
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class nsResourceSet
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{
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public:
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nsResourceSet()
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: mResources(nullptr),
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mCount(0),
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mCapacity(0) {
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MOZ_COUNT_CTOR(nsResourceSet); }
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nsResourceSet(const nsResourceSet& aResourceSet);
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nsResourceSet& operator=(const nsResourceSet& aResourceSet);
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~nsResourceSet();
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nsresult Clear();
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nsresult Add(nsIRDFResource* aProperty);
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void Remove(nsIRDFResource* aProperty);
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bool Contains(nsIRDFResource* aProperty) const;
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protected:
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nsIRDFResource** mResources;
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int32_t mCount;
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int32_t mCapacity;
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public:
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class ConstIterator {
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protected:
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nsIRDFResource** mCurrent;
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public:
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ConstIterator() : mCurrent(nullptr) {}
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ConstIterator(const ConstIterator& aConstIterator)
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: mCurrent(aConstIterator.mCurrent) {}
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ConstIterator& operator=(const ConstIterator& aConstIterator) {
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mCurrent = aConstIterator.mCurrent;
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return *this; }
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ConstIterator& operator++() {
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++mCurrent;
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return *this; }
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ConstIterator operator++(int) {
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ConstIterator result(*this);
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++mCurrent;
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return result; }
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/*const*/ nsIRDFResource* operator*() const {
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return *mCurrent; }
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/*const*/ nsIRDFResource* operator->() const MOZ_NO_ADDREF_RELEASE_ON_RETURN {
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return *mCurrent; }
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bool operator==(const ConstIterator& aConstIterator) const {
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return mCurrent == aConstIterator.mCurrent; }
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bool operator!=(const ConstIterator& aConstIterator) const {
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return mCurrent != aConstIterator.mCurrent; }
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protected:
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explicit ConstIterator(nsIRDFResource** aProperty) : mCurrent(aProperty) {}
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friend class nsResourceSet;
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};
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ConstIterator First() const { return ConstIterator(mResources); }
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ConstIterator Last() const { return ConstIterator(mResources + mCount); }
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};
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#endif // nsResourceSet_h__
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