/** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).* All rights reserved.* This component and the accompanying materials are made available* under the terms of "Eclipse Public License v1.0"* which accompanies this distribution, and is available* at the URL "http://www.eclipse.org/legal/epl-v10.html".** Initial Contributors:* Nokia Corporation - initial contribution.** Contributors:** Description: **/#ifndef HELPDATAPROVIDER_H#define HELPDATAPROVIDER_Hclass HelpModel;class HelpItems;class HelpProxyModel;class QStandardItemModel;class HelpStandardItem;class HelpDataProvider{ private: HelpDataProvider(); ~HelpDataProvider();public: static HelpDataProvider* instance(); static void destroyInstance();public: QAbstractItemModel* getCategoryData(); QAbstractItemModel* getSearchData(const QString& key=QString()); void setHelpContentUrl(const QString& uid, const QString& href); void getHelpContentData(QString& content, QString& url);private: void createHelpCategory(); void createBuiltInCategory(const QString& path); void constructAppHelp(const QString& path); void constructKeywordModel(const QString& path); HelpStandardItem* constructCategory2(const QString& title, const QString& uid); HelpStandardItem* findItemWithHref(HelpStandardItem* itemParent, const QString& href);private: QStandardItemModel* mHelpModel; //category tree model QStandardItemModel* mKeywordModel; //keyword list model HelpProxyModel* mSearhResultModel; //search result proxy model of keyword model QString mHelpContentRoot;};#endif //HELPDATAPROVIDER_H