tetrixwindow.cpp Example File

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  #include <QtWidgets>

  #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;
  }