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50
51#include "tetrixboard.h"
52#include "tetrixwindow.h"
53
54#include <QCoreApplication>
55#include <QGridLayout>
56#include <QLabel>
57#include <QLCDNumber>
58#include <QPushButton>
59
60//! [0]
61TetrixWindow::TetrixWindow(QWidget *parent)
62 : QWidget(parent), board(new TetrixBoard)
63{
64//! [0]
65 nextPieceLabel = new QLabel;
66 nextPieceLabel->setFrameStyle(QFrame::Box | QFrame::Raised);
67 nextPieceLabel->setAlignment(Qt::AlignCenter);
68 board->setNextPieceLabel(nextPieceLabel);
69//! [1]
70 scoreLcd = new QLCDNumber(5);
71 scoreLcd->setSegmentStyle(QLCDNumber::Filled);
72//! [1]
73 levelLcd = new QLCDNumber(2);
74 levelLcd->setSegmentStyle(QLCDNumber::Filled);
75 linesLcd = new QLCDNumber(5);
76 linesLcd->setSegmentStyle(QLCDNumber::Filled);
77
78//! [2]
79 startButton = new QPushButton(tr(s: "&Start"));
80 startButton->setFocusPolicy(Qt::NoFocus);
81 quitButton = new QPushButton(tr(s: "&Quit"));
82 quitButton->setFocusPolicy(Qt::NoFocus);
83 pauseButton = new QPushButton(tr(s: "&Pause"));
84//! [2] //! [3]
85 pauseButton->setFocusPolicy(Qt::NoFocus);
86//! [3] //! [4]
87
88 connect(sender: startButton, signal: &QPushButton::clicked, receiver: board, slot: &TetrixBoard::start);
89//! [4] //! [5]
90 connect(sender: quitButton , signal: &QPushButton::clicked, qApp, slot: &QCoreApplication::quit);
91 connect(sender: pauseButton, signal: &QPushButton::clicked, receiver: board, slot: &TetrixBoard::pause);
92#if __cplusplus >= 201402L
93 connect(sender: board, signal: &TetrixBoard::scoreChanged,
94 receiver: scoreLcd, slot: qOverload<int>(&QLCDNumber::display));
95 connect(sender: board, signal: &TetrixBoard::levelChanged,
96 receiver: levelLcd, slot: qOverload<int>(&QLCDNumber::display));
97 connect(sender: board, signal: &TetrixBoard::linesRemovedChanged,
98 receiver: linesLcd, slot: qOverload<int>(&QLCDNumber::display));
99#else
100 connect(board, &TetrixBoard::scoreChanged,
101 scoreLcd, QOverload<int>::of(&QLCDNumber::display));
102 connect(board, &TetrixBoard::levelChanged,
103 levelLcd, QOverload<int>::of(&QLCDNumber::display));
104 connect(board, &TetrixBoard::linesRemovedChanged,
105 linesLcd, QOverload<int>::of(&QLCDNumber::display));
106#endif
107//! [5]
108
109//! [6]
110 QGridLayout *layout = new QGridLayout;
111 layout->addWidget(createLabel(text: tr(s: "NEXT")), row: 0, column: 0);
112 layout->addWidget(nextPieceLabel, row: 1, column: 0);
113 layout->addWidget(createLabel(text: tr(s: "LEVEL")), row: 2, column: 0);
114 layout->addWidget(levelLcd, row: 3, column: 0);
115 layout->addWidget(startButton, row: 4, column: 0);
116 layout->addWidget(board, row: 0, column: 1, rowSpan: 6, columnSpan: 1);
117 layout->addWidget(createLabel(text: tr(s: "SCORE")), row: 0, column: 2);
118 layout->addWidget(scoreLcd, row: 1, column: 2);
119 layout->addWidget(createLabel(text: tr(s: "LINES REMOVED")), row: 2, column: 2);
120 layout->addWidget(linesLcd, row: 3, column: 2);
121 layout->addWidget(quitButton, row: 4, column: 2);
122 layout->addWidget(pauseButton, row: 5, column: 2);
123 setLayout(layout);
124
125 setWindowTitle(tr(s: "Tetrix"));
126 resize(w: 550, h: 370);
127}
128//! [6]
129
130//! [7]
131QLabel *TetrixWindow::createLabel(const QString &text)
132{
133 QLabel *label = new QLabel(text);
134 label->setAlignment(Qt::AlignHCenter | Qt::AlignBottom);
135 return label;
136}
137//! [7]
138
139

source code of qtbase/examples/widgets/widgets/tetrix/tetrixwindow.cpp