/******************************************************************************** Copyright (C) 2004-2006 Trolltech ASA. All rights reserved.**** This file is part of the example classes of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#include <QtGui>#include "tetrixboard.h"#include "tetrixwindow.h"TetrixWindow::TetrixWindow(){    board = new TetrixBoard;    nextPieceLabel = new QLabel;    nextPieceLabel->setFrameStyle(QFrame::Box | QFrame::Raised);    nextPieceLabel->setAlignment(Qt::AlignCenter);    board->setNextPieceLabel(nextPieceLabel);    scoreLcd = new QLCDNumber(5);    scoreLcd->setSegmentStyle(QLCDNumber::Filled);    levelLcd = new QLCDNumber(2);    levelLcd->setSegmentStyle(QLCDNumber::Filled);    linesLcd = new QLCDNumber(5);    linesLcd->setSegmentStyle(QLCDNumber::Filled);    startButton = new QPushButton(tr("&Start"));    startButton->setFocusPolicy(Qt::NoFocus);    quitButton = new QPushButton(tr("&Quit"));    quitButton->setFocusPolicy(Qt::NoFocus);    pauseButton = new QPushButton(tr("&Pause"));    pauseButton->setFocusPolicy(Qt::NoFocus);    connect(startButton, SIGNAL(clicked()), board, SLOT(start()));    connect(quitButton , SIGNAL(clicked()), qApp, SLOT(quit()));    connect(pauseButton, SIGNAL(clicked()), board, SLOT(pause()));    connect(board, SIGNAL(scoreChanged(int)), scoreLcd, SLOT(display(int)));    connect(board, SIGNAL(levelChanged(int)), levelLcd, SLOT(display(int)));    connect(board, SIGNAL(linesRemovedChanged(int)),            linesLcd, SLOT(display(int)));    QGridLayout *layout = new QGridLayout;    layout->addWidget(createLabel(tr("NEXT")), 0, 0);    layout->addWidget(nextPieceLabel, 1, 0);    layout->addWidget(createLabel(tr("LEVEL")), 2, 0);    layout->addWidget(levelLcd, 3, 0);    layout->addWidget(startButton, 4, 0);    layout->addWidget(board, 0, 1, 6, 1);    layout->addWidget(createLabel(tr("SCORE")), 0, 2);    layout->addWidget(scoreLcd, 1, 2);    layout->addWidget(createLabel(tr("LINES REMOVED")), 2, 2);    layout->addWidget(linesLcd, 3, 2);    layout->addWidget(quitButton, 4, 2);    layout->addWidget(pauseButton, 5, 2);    setLayout(layout);    setWindowTitle(tr("Tetrix"));    resize(550, 370);}QLabel *TetrixWindow::createLabel(const QString &text){    QLabel *lbl = new QLabel(text);    lbl->setAlignment(Qt::AlignHCenter | Qt::AlignBottom);    return lbl;}