Wrap examples' code at 80 column

According to https://wiki.qt.io/Writing_Qt_Examples

Task-number: QTBUG-60649
Change-Id: I17073bb3caf32ccd17d93542876a73ed939f12bd
Reviewed-by: Kai Koehne <kai.koehne@qt.io>

10 files changed, 54 insertions, 27 deletions

diff --git a/examples/scxml/calculator-widgets/mainwindow.cpp b/examples/scxml/calculator-widgets/mainwindow.cpp
index 687c5a9..b742b95 100644
--- a/examples/scxml/calculator-widgets/mainwindow.cpp
+++ b/examples/scxml/calculator-widgets/mainwindow.cpp
@@ -115,8 +115,10 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
         m_machine->submitEvent("C");
     });
 
-    m_machine->connectToEvent(QLatin1String("updateDisplay"), this, [this](const QScxmlEvent &event) {
-        const QString display = event.data().toMap().value("display").toString();
+    m_machine->connectToEvent(QLatin1String("updateDisplay"), this,
+                              [this](const QScxmlEvent &event) {
+        const QString display = event.data().toMap()
+                .value("display").toString();
         ui->display->setText(display);
     });
 }
diff --git a/examples/scxml/ftpclient/ftpcontrolchannel.cpp b/examples/scxml/ftpclient/ftpcontrolchannel.cpp
index c37b6e5..5f58105 100644
--- a/examples/scxml/ftpclient/ftpcontrolchannel.cpp
+++ b/examples/scxml/ftpclient/ftpcontrolchannel.cpp
@@ -52,8 +52,10 @@
 
 FtpControlChannel::FtpControlChannel(QObject *parent) : QObject(parent)
 {
-    connect(&m_socket, &QIODevice::readyRead, this, &FtpControlChannel::onReadyRead);
-    connect(&m_socket, &QAbstractSocket::disconnected, this, &FtpControlChannel::closed);
+    connect(&m_socket, &QIODevice::readyRead,
+            this, &FtpControlChannel::onReadyRead);
+    connect(&m_socket, &QAbstractSocket::disconnected,
+            this, &FtpControlChannel::closed);
     connect(&m_socket, &QAbstractSocket::connected, this, [this]() {
         emit opened(m_socket.localAddress(), m_socket.localPort());
     });
@@ -64,7 +66,8 @@ void FtpControlChannel::connectToServer(const QString &server)
     m_socket.connectToHost(server, 21);
 }
 
-void FtpControlChannel::command(const QByteArray &command, const QByteArray &params)
+void FtpControlChannel::command(const QByteArray &command,
+                                const QByteArray &params)
 {
     QByteArray sendData = command;
     if (!params.isEmpty())
diff --git a/examples/scxml/ftpclient/ftpdatachannel.h b/examples/scxml/ftpclient/ftpdatachannel.h
index fb1b6ef..2418196 100644
--- a/examples/scxml/ftpclient/ftpdatachannel.h
+++ b/examples/scxml/ftpclient/ftpdatachannel.h
@@ -75,7 +75,8 @@ public:
     // Something like "a,b,c,d,xxx,yyy" where
     // - a.b.c.d would be the IP address in decimal/dot notation and
     // - xxx,yyy are the upper and lower 8 bits of the TCP port in decimal
-    // (This will only work if the local address we're listening on is actually meaningful)
+    // (This will only work if the local address we're listening on
+    // is actually meaningful)
     QString portspec() const;
 
 signals:
diff --git a/examples/scxml/ftpclient/main.cpp b/examples/scxml/ftpclient/main.cpp
index 167bb6f..b285077 100644
--- a/examples/scxml/ftpclient/main.cpp
+++ b/examples/scxml/ftpclient/main.cpp
@@ -77,14 +77,16 @@ int main(int argc, char *argv[])
     FtpControlChannel controlChannel;
 
     // Print all data retrieved from the server on the console.
-    QObject::connect(&dataChannel, &FtpDataChannel::dataReceived, [](const QByteArray &data) {
+    QObject::connect(&dataChannel, &FtpDataChannel::dataReceived,
+                     [](const QByteArray &data) {
         std::cout << data.constData();
     });
 
     // Translate server replies into state machine events.
     QObject::connect(&controlChannel, &FtpControlChannel::reply, &ftpClient,
                      [&ftpClient](int code, const QString &parameters) {
-        ftpClient.submitEvent(QString("reply.%1xx").arg(code / 100), parameters);
+        ftpClient.submitEvent(QString("reply.%1xx")
+                              .arg(code / 100), parameters);
     });
 
     // Translate commands from the state machine into FTP control messages.
@@ -97,7 +99,8 @@ int main(int argc, char *argv[])
     // Commands to be sent
     QList<Command> commands({
         {"cmd.USER", "anonymous"},// login
-        {"cmd.PORT", ""},         // announce port for data connection, args added below.
+        {"cmd.PORT", ""},         // announce port for data connection,
+                                  // args added below.
         {"cmd.RETR", file}        // retrieve a file
     });
 
diff --git a/examples/scxml/mediaplayer-common/mainwindow.cpp b/examples/scxml/mediaplayer-common/mainwindow.cpp
index b9ff727..cedb072 100644
--- a/examples/scxml/mediaplayer-common/mainwindow.cpp
+++ b/examples/scxml/mediaplayer-common/mainwindow.cpp
@@ -64,13 +64,15 @@ MainWindow::MainWindow(QScxmlStateMachine *stateMachine, QWidget *parent) :
 
     auto model = new QStringListModel(QStringList() << QStringLiteral("song 1")
                                                     << QStringLiteral("song 2")
-                                                    << QStringLiteral("song 3"), this);
+                                                    << QStringLiteral("song 3"),
+                                      this);
     ui->mediaListView->setModel(model);
 
     connect(ui->mediaListView, &QAbstractItemView::clicked,
             [model, stateMachine](const QModelIndex &index) {
         QVariantMap data;
-        data.insert(QStringLiteral("media"), model->data(index, Qt::EditRole).toString());
+        data.insert(QStringLiteral("media"),
+                    model->data(index, Qt::EditRole).toString());
         stateMachine->submitEvent("tap", data);
     });
 
@@ -86,13 +88,15 @@ MainWindow::~MainWindow()
 void MainWindow::started(const QScxmlEvent &event)
 {
     const QString media = event.data().toMap().value("media").toString();
-    ui->logText->appendPlainText(QStringLiteral("call on slot started with media '%1'").arg(media));
+    ui->logText->appendPlainText(QStringLiteral(
+                 "call on slot started with media '%1'").arg(media));
     ui->statusLabel->setText(QStringLiteral("Playing %1").arg(media));
 }
 
 void MainWindow::stopped(const QScxmlEvent &event)
 {
     const QString media = event.data().toMap().value("media").toString();
-    ui->logText->appendPlainText(QStringLiteral("call on slot stopped with media '%1'").arg(media));
+    ui->logText->appendPlainText(QStringLiteral(
+                 "call on slot stopped with media '%1'").arg(media));
     ui->statusLabel->setText(QStringLiteral("Stopped"));
 }
diff --git a/examples/scxml/mediaplayer-common/mainwindow.h b/examples/scxml/mediaplayer-common/mainwindow.h
index 9f26433..59ae27a 100644
--- a/examples/scxml/mediaplayer-common/mainwindow.h
+++ b/examples/scxml/mediaplayer-common/mainwindow.h
@@ -68,7 +68,8 @@ class MainWindow : public QWidget
     Q_OBJECT
 
 public:
-    explicit MainWindow(QScxmlStateMachine *stateMachine, QWidget *parent = nullptr);
+    explicit MainWindow(QScxmlStateMachine *stateMachine,
+                        QWidget *parent = nullptr);
     ~MainWindow();
 
 private slots:
diff --git a/examples/scxml/mediaplayer-widgets-dynamic/mediaplayer-widgets-dynamic.cpp b/examples/scxml/mediaplayer-widgets-dynamic/mediaplayer-widgets-dynamic.cpp
index 63625fe..edc62e7 100644
--- a/examples/scxml/mediaplayer-widgets-dynamic/mediaplayer-widgets-dynamic.cpp
+++ b/examples/scxml/mediaplayer-widgets-dynamic/mediaplayer-widgets-dynamic.cpp
@@ -57,7 +57,8 @@ int main(int argc, char **argv)
 {
     QApplication app(argc, argv);
 
-    auto machine = QScxmlStateMachine::fromFile(QStringLiteral(":mediaplayer.scxml"));
+    auto machine = QScxmlStateMachine::fromFile(
+                QStringLiteral(":mediaplayer.scxml"));
     MainWindow mainWindow(machine);
     machine->setParent(&mainWindow);
 
diff --git a/examples/scxml/sudoku/mainwindow.cpp b/examples/scxml/sudoku/mainwindow.cpp
index d54fc26..a95f59c 100644
--- a/examples/scxml/sudoku/mainwindow.cpp
+++ b/examples/scxml/sudoku/mainwindow.cpp
@@ -114,7 +114,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
     for (int i = 0; i < Size; i++) {
         for (int j = 0; j < Size; j++) {
             QToolButton *button = new QToolButton(this);
-            button->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+            button->setSizePolicy(QSizePolicy::Expanding,
+                                  QSizePolicy::Expanding);
             layout->addWidget(button, i + i / 3, j + j / 3);
             m_buttons[i][j] = button;
             connect(button, &QToolButton::clicked, [this, i, j] () {
@@ -139,7 +140,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
     }
 
     m_startButton = new QToolButton(this);
-    m_startButton->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    m_startButton->setSizePolicy(QSizePolicy::Expanding,
+                                 QSizePolicy::Expanding);
     m_startButton->setText(tr("Start"));
     layout->addWidget(m_startButton, Size + 3, 0, 1, 3);
 
@@ -156,7 +158,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
     layout->addWidget(m_label, Size + 3, 4, 1, 3);
 
     m_undoButton = new QToolButton(this);
-    m_undoButton->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    m_undoButton->setSizePolicy(QSizePolicy::Expanding,
+                                QSizePolicy::Expanding);
     m_undoButton->setText(tr("Undo"));
     m_undoButton->setEnabled(false);
     layout->addWidget(m_undoButton, Size + 3, 8, 1, 3);
@@ -170,9 +173,12 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
     layout->addWidget(m_chooser, Size + 4, 0, 1, 11);
 
     QDir dataDir(QLatin1String(":/data"));
-    QFileInfoList sudokuFiles = dataDir.entryInfoList(QStringList() << "*.data");
-    foreach (const QFileInfo &sudokuFile, sudokuFiles)
-        m_chooser->addItem(sudokuFile.completeBaseName(), sudokuFile.absoluteFilePath());
+    QFileInfoList sudokuFiles = dataDir.entryInfoList(QStringList()
+                                                      << "*.data");
+    foreach (const QFileInfo &sudokuFile, sudokuFiles) {
+        m_chooser->addItem(sudokuFile.completeBaseName(),
+                           sudokuFile.absoluteFilePath());
+    }
 
     connect(m_chooser, QOverload<int>::of(&QComboBox::currentIndexChanged),
             [this] (int index) {
@@ -181,7 +187,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
         m_machine->submitEvent("setup", initValues);
     });
 
-    const QVariantMap initValues = readSudoku(m_chooser->itemData(0).toString());
+    const QVariantMap initValues = readSudoku(
+                m_chooser->itemData(0).toString());
     m_machine->setInitialValues(initValues);
 
     m_machine->connectToState("playing", [this] (bool playing) {
@@ -206,7 +213,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
     m_machine->connectToEvent("updateGUI", [this] (const QScxmlEvent &event) {
         const QVariant data = event.data();
 
-        const QVariantList currentRows = data.toMap().value("currentState").toList();
+        const QVariantList currentRows = data.toMap().value(
+                    "currentState").toList();
         for (int i = 0; i < currentRows.count(); i++) {
             const QVariantList row = currentRows.at(i).toList();
             for (int j = 0; j < row.count(); j++) {
@@ -223,7 +231,8 @@ MainWindow::MainWindow(QScxmlStateMachine *machine, QWidget *parent) :
             const QVariantList row = initRows.at(i).toList();
             for (int j = 0; j < row.count(); j++) {
                 const int value = row.at(j).toInt();
-                const bool enabled = !value && active; // enable only zeroes from initState
+                // enable only zeroes from initState
+                const bool enabled = !value && active;
                 m_buttons[i][j]->setEnabled(enabled);
             }
         }
diff --git a/examples/scxml/trafficlight-common/trafficlight.cpp b/examples/scxml/trafficlight-common/trafficlight.cpp
index 72f79f0..52be91d 100644
--- a/examples/scxml/trafficlight-common/trafficlight.cpp
+++ b/examples/scxml/trafficlight-common/trafficlight.cpp
@@ -117,13 +117,15 @@ TrafficLight::TrafficLight(QScxmlStateMachine *machine, QWidget *parent)
     QAbstractButton *button = new ButtonWidget(this);
     auto setButtonGeometry = [this, button](){
         QSize buttonSize = button->sizeHint();
-        button->setGeometry(width() - buttonSize.width() - 20, height() - buttonSize.height() - 20,
+        button->setGeometry(width() - buttonSize.width() - 20,
+                            height() - buttonSize.height() - 20,
                             buttonSize.width(), buttonSize.height());
     };
     connect(button, &QAbstractButton::toggled, this, setButtonGeometry);
     setButtonGeometry();
 
-    connect(button, &QAbstractButton::toggled, this, &TrafficLight::toggleWorking);
+    connect(button, &QAbstractButton::toggled,
+            this, &TrafficLight::toggleWorking);
 }
 
 void TrafficLight::toggleWorking(bool pause)
diff --git a/examples/scxml/trafficlight-widgets-dynamic/trafficlight-widgets-dynamic.cpp b/examples/scxml/trafficlight-widgets-dynamic/trafficlight-widgets-dynamic.cpp
index 7b0489e..10f52dc 100644
--- a/examples/scxml/trafficlight-widgets-dynamic/trafficlight-widgets-dynamic.cpp
+++ b/examples/scxml/trafficlight-widgets-dynamic/trafficlight-widgets-dynamic.cpp
@@ -57,7 +57,8 @@ int main(int argc, char **argv)
 {
     QApplication app(argc, argv);
 
-    QScxmlStateMachine *machine = QScxmlStateMachine::fromFile(QStringLiteral(":statemachine.scxml"));
+    QScxmlStateMachine *machine = QScxmlStateMachine::fromFile(
+                QStringLiteral(":statemachine.scxml"));
     if (!machine->parseErrors().isEmpty()) {
         QTextStream errs(stderr, QIODevice::WriteOnly);
         const auto errors = machine->parseErrors();