/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the examples of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** No Commercial Usage** This file contains pre-release code and may not be distributed.** You may use this file in accordance with the terms and conditions** contained in the Technology Preview License Agreement accompanying** this package.**** GNU Lesser General Public License Usage** Alternatively, this file may be used under the terms of the GNU Lesser** General Public License version 2.1 as published by the Free Software** Foundation and appearing in the file LICENSE.LGPL included in the** packaging of this file. Please review the following information to** ensure the GNU Lesser General Public License version 2.1 requirements** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Nokia gives you certain additional** rights. These rights are described in the Nokia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** If you have questions regarding the use of this file, please contact** Nokia at qt-info@nokia.com.****************** $QT_END_LICENSE$******************************************************************************/#ifndef ADDRESSBOOK_H#define ADDRESSBOOK_H#include <QWidget>#include <QMap>#include "finddialog.h"QT_BEGIN_NAMESPACEclass QPushButton;class QLabel;class QLineEdit;class QTextEdit;QT_END_NAMESPACEclass AddressBook : public QWidget{ Q_OBJECTpublic: AddressBook(QWidget *parent = 0); enum Mode { NavigationMode, AddingMode, EditingMode };public slots: void addContact(); void editContact(); void submitContact(); void cancel(); void removeContact(); void findContact(); void next(); void previous(); void saveToFile(); void loadFromFile();//! [exportAsVCard() declaration] void exportAsVCard();//! [exportAsVCard() declaration] private: void updateInterface(Mode mode); QPushButton *addButton; QPushButton *editButton; QPushButton *removeButton; QPushButton *findButton; QPushButton *submitButton; QPushButton *cancelButton; QPushButton *nextButton; QPushButton *previousButton; QPushButton *loadButton; QPushButton *saveButton;//! [exportButton declaration] QPushButton *exportButton;//! [exportButton declaration] QLineEdit *nameLine; QTextEdit *addressText; QMap<QString, QString> contacts; FindDialog *dialog; QString oldName; QString oldAddress; Mode currentMode;};#endif