configdialog.cpp Example File

 /****************************************************************************
 **
 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation ([email protected])
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** You may use this file under the terms of the BSD license as follows:
 **
 ** "Redistribution and use in source and binary forms, with or without
 ** modification, are permitted provided that the following conditions are
 ** met:
 **   * Redistributions of source code must retain the above copyright
 **     notice, this list of conditions and the following disclaimer.
 **   * Redistributions in binary form must reproduce the above copyright
 **     notice, this list of conditions and the following disclaimer in
 **     the documentation and/or other materials provided with the
 **     distribution.
 **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
 **     the names of its contributors may be used to endorse or promote
 **     products derived from this software without specific prior written
 **     permission.
 **
 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include <QtGui>

 #include "configdialog.h"
 #include "pages.h"

 ConfigDialog::ConfigDialog()
 {
     contentsWidget = new QListWidget;
     contentsWidget->setViewMode(QListView::IconMode);
     contentsWidget->setIconSize(QSize(96, 84));
     contentsWidget->setMovement(QListView::Static);
     contentsWidget->setMaximumWidth(128);
     contentsWidget->setSpacing(12);

     pagesWidget = new QStackedWidget;
     pagesWidget->addWidget(new ConfigurationPage);
     pagesWidget->addWidget(new UpdatePage);
     pagesWidget->addWidget(new QueryPage);

     QPushButton *closeButton = new QPushButton(tr("Close"));

     createIcons();
     contentsWidget->setCurrentRow(0);

     connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));

     QHBoxLayout *horizontalLayout = new QHBoxLayout;
     horizontalLayout->addWidget(contentsWidget);
     horizontalLayout->addWidget(pagesWidget, 1);

     QHBoxLayout *buttonsLayout = new QHBoxLayout;
     buttonsLayout->addStretch(1);
     buttonsLayout->addWidget(closeButton);

     QVBoxLayout *mainLayout = new QVBoxLayout;
     mainLayout->addLayout(horizontalLayout);
     mainLayout->addStretch(1);
     mainLayout->addSpacing(12);
     mainLayout->addLayout(buttonsLayout);
     setLayout(mainLayout);

     setWindowTitle(tr("Config Dialog"));
 }

 void ConfigDialog::createIcons()
 {
     QListWidgetItem *configButton = new QListWidgetItem(contentsWidget);
     configButton->setIcon(QIcon(":/images/config.png"));
     configButton->setText(tr("Configuration"));
     configButton->setTextAlignment(Qt::AlignHCenter);
     configButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);

     QListWidgetItem *updateButton = new QListWidgetItem(contentsWidget);
     updateButton->setIcon(QIcon(":/images/update.png"));
     updateButton->setText(tr("Update"));
     updateButton->setTextAlignment(Qt::AlignHCenter);
     updateButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);

     QListWidgetItem *queryButton = new QListWidgetItem(contentsWidget);
     queryButton->setIcon(QIcon(":/images/query.png"));
     queryButton->setText(tr("Query"));
     queryButton->setTextAlignment(Qt::AlignHCenter);
     queryButton->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);

     connect(contentsWidget,
             SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)),
             this, SLOT(changePage(QListWidgetItem*,QListWidgetItem*)));
 }

 void ConfigDialog::changePage(QListWidgetItem *current, QListWidgetItem *previous)
 {
     if (!current)
         current = previous;

     pagesWidget->setCurrentIndex(contentsWidget->row(current));
 }