michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsNameSpaceMap_h__
michael@0: #define nsNameSpaceMap_h__
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsString.h"
michael@0: #include "nsIAtom.h"
michael@0: 
michael@0: class nsNameSpaceMap
michael@0: {
michael@0: public:
michael@0:     class Entry {
michael@0:     public:
michael@0:         Entry(const nsCSubstring& aURI, nsIAtom* aPrefix)
michael@0:             : mURI(aURI), mPrefix(aPrefix), mNext(nullptr) {
michael@0:             MOZ_COUNT_CTOR(nsNameSpaceMap::Entry); }
michael@0: 
michael@0:         ~Entry() { MOZ_COUNT_DTOR(nsNameSpaceMap::Entry); }
michael@0:         
michael@0:         nsCString mURI;
michael@0:         nsCOMPtr<nsIAtom> mPrefix; 
michael@0: 
michael@0:         Entry* mNext;
michael@0:     };
michael@0: 
michael@0:     nsNameSpaceMap();
michael@0:     ~nsNameSpaceMap();
michael@0: 
michael@0:     nsresult
michael@0:     Put(const nsAString& aURI, nsIAtom* aPrefix);
michael@0: 
michael@0:     nsresult
michael@0:     Put(const nsCSubstring& aURI, nsIAtom* aPrefix);
michael@0: 
michael@0:     class const_iterator {
michael@0:     protected:
michael@0:         friend class nsNameSpaceMap;
michael@0: 
michael@0:         const_iterator(const Entry* aCurrent)
michael@0:             : mCurrent(aCurrent) {}
michael@0: 
michael@0:         const Entry* mCurrent;
michael@0: 
michael@0:     public:
michael@0:         const_iterator()
michael@0:             : mCurrent(nullptr) {}
michael@0: 
michael@0:         const_iterator(const const_iterator& iter)
michael@0:             : mCurrent(iter.mCurrent) {}
michael@0: 
michael@0:         const_iterator&
michael@0:         operator=(const const_iterator& iter) {
michael@0:             mCurrent = iter.mCurrent;
michael@0:             return *this; }
michael@0: 
michael@0:         const_iterator&
michael@0:         operator++() {
michael@0:             mCurrent = mCurrent->mNext;
michael@0:             return *this; }
michael@0: 
michael@0:         const_iterator
michael@0:         operator++(int) {
michael@0:             const_iterator tmp(*this);
michael@0:             mCurrent = mCurrent->mNext;
michael@0:             return tmp; }
michael@0: 
michael@0:         const Entry* operator->() const { return mCurrent; }
michael@0: 
michael@0:         const Entry& operator*() const { return *mCurrent; }
michael@0: 
michael@0:         bool
michael@0:         operator==(const const_iterator& iter) const {
michael@0:             return mCurrent == iter.mCurrent; }
michael@0: 
michael@0:         bool
michael@0:         operator!=(const const_iterator& iter) const {
michael@0:             return ! iter.operator==(*this); }
michael@0:     };
michael@0: 
michael@0:     const_iterator first() const {
michael@0:         return const_iterator(mEntries); }
michael@0: 
michael@0:     const_iterator last() const {
michael@0:         return const_iterator(nullptr); }
michael@0: 
michael@0:     const_iterator GetNameSpaceOf(const nsCSubstring& aURI) const;
michael@0: 
michael@0: protected:
michael@0:     Entry* mEntries;
michael@0: };
michael@0: 
michael@0: 
michael@0: #endif // nsNameSpaceMap_h__