/****************************************************************************

**

** 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.

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include <QtGui>

#include "mainwindow.h"

//! [0]

MainWindow::MainWindow()

{

    addressWidget = new AddressWidget;

    setCentralWidget(addressWidget);

    createMenus();

    setWindowTitle(tr("Address Book"));

}

//! [0]

//! [1a]

void MainWindow::createMenus()

{

    fileMenu = menuBar()->addMenu(tr("&File"));

    openAct = new QAction(tr("&Open..."), this);

    fileMenu->addAction(openAct);

    connect(openAct, SIGNAL(triggered()),

        this, SLOT(openFile()));

//! [1a]

    saveAct = new QAction(tr("&Save As..."), this);

    fileMenu->addAction(saveAct);

    connect(saveAct, SIGNAL(triggered()),

        this, SLOT(saveFile()));

    fileMenu->addSeparator();

    exitAct = new QAction(tr("E&xit"), this);

    fileMenu->addAction(exitAct);

    connect(exitAct, SIGNAL(triggered()),

        this, SLOT(close()));

    toolMenu = menuBar()->addMenu(tr("&Tools"));

    addAct = new QAction(tr("&Add Entry..."), this);

    toolMenu->addAction(addAct);

    connect(addAct, SIGNAL(triggered()),

        addressWidget, SLOT(addEntry()));

//! [1b]

    editAct = new QAction(tr("&Edit Entry..."), this);

    editAct->setEnabled(false);

    toolMenu->addAction(editAct);

    connect(editAct, SIGNAL(triggered()),

        addressWidget, SLOT(editEntry()));

    toolMenu->addSeparator();

    removeAct = new QAction(tr("&Remove Entry"), this);

    removeAct->setEnabled(false);

    toolMenu->addAction(removeAct);

    connect(removeAct, SIGNAL(triggered()),

        addressWidget, SLOT(removeEntry()));

    connect(addressWidget, SIGNAL(selectionChanged(QItemSelection)),

        this, SLOT(updateActions(QItemSelection)));

}

//! [1b]

//! [2]

void MainWindow::openFile()

{

    QString fileName = QFileDialog::getOpenFileName(this);

    if (!fileName.isEmpty()) {

        addressWidget->readFromFile(fileName);

    }

}

//! [2]

//! [3]

void MainWindow::saveFile()

{

    QString fileName = QFileDialog::getSaveFileName(this);

    if (!fileName.isEmpty()) {

        addressWidget->writeToFile(fileName);

    }

}

//! [3]

//! [4]

void MainWindow::updateActions(const QItemSelection &selection)

{

    QModelIndexList indexes = selection.indexes();

    if (!indexes.isEmpty()) {

        removeAct->setEnabled(true);

        editAct->setEnabled(true);

    } else {

        removeAct->setEnabled(false);

        editAct->setEnabled(false);

    }

}

//! [4]