rbutil: Fix some more issues found by clazy.

Change-Id: I0a1a849ecea4b4666b08ccb050eb17918e90a258

utils/rbutilqt/base/httpget.h

@@ -80,7 +80,6 @@ class HttpGet : public QObject
     signals:
         void done(bool);
         void dataReadProgress(int, int);
-        void requestFinished(int, bool);
         void headerFinished(void);
 
     private slots:

utils/rbutilqt/base/mspackutil.h

@@ -36,10 +36,6 @@ class MsPackUtil : public ArchiveUtil
         virtual bool extractArchive(const QString& dest, QString file = "");
         virtual QStringList files(void);
 
-    signals:
-       void logProgress(int, int);
-       void logItem(QString, int);
-
     private:
         QString errorStringMsPack(int error) const;
         struct mscab_decompressor* m_cabd;

utils/rbutilqt/base/utils.cpp

@@ -1053,11 +1053,11 @@ qint64 Utils::recursiveFolderSize(QString path)
 {
     qint64 size = 0;
     QList<QFileInfo> items = QDir(path).entryInfoList(QDir::Files | QDir::NoDotAndDotDot);
-    for (auto item: items) {
+    for (const auto &item: qAsConst(items)) {
         size += item.size();
     }
     QList<QString> folders = QDir(path).entryList(QDir::Dirs | QDir::NoDotAndDotDot);
-    for (auto const& folder: folders) {
+    for (auto const& folder: qAsConst(folders)) {
         size += recursiveFolderSize(path + "/" + folder);
     }
     return size;

utils/rbutilqt/base/ziputil.h

@@ -40,10 +40,6 @@ class ZipUtil : public ArchiveUtil
         qint64 totalUncompressedSize(unsigned int clustersize = 0);
         virtual QStringList files(void);
 
-    signals:
-       void logProgress(int, int);
-       void logItem(QString, int);
-
     private:
         QList<QuaZipFileInfo> contentProperties();
         QuaZip* m_zip;

utils/rbutilqt/gui/selectiveinstallwidget.cpp

@@ -600,7 +600,8 @@ void SelectiveInstallWidget::installThemes(void)
         if(m_themesinstaller == nullptr)
             m_themesinstaller = new ThemesInstallWindow(this);
 
-        connect(m_themesinstaller, SIGNAL(done(bool)), this, SLOT(continueInstall(bool)));
+        connect(m_themesinstaller, &ThemesInstallWindow::done,
+                this, &SelectiveInstallWidget::continueInstall);
         m_themesinstaller->setLogger(m_logger);
         m_themesinstaller->setModal(true);
         m_themesinstaller->install();

utils/rbutilqt/progressloggergui.h

@@ -31,23 +31,23 @@ class ProgressLoggerGui :public QObject
 public:
     ProgressLoggerGui(QWidget * parent);
 
-    virtual void setProgressValue(int value);
-    virtual void setProgressMax(int max);
-    virtual int getProgressMax();
-    virtual void setProgressVisible(bool);
+    void setProgressValue(int value);
+    void setProgressMax(int max);
+    int getProgressMax();
+    void setProgressVisible(bool);
 
 signals:
     void aborted();
     void closed();
 
 public slots:
-    virtual void addItem(const QString &text, int flag);  //! add a string to the list
-    virtual void setProgress(int, int); //! set progress bar
+    void addItem(const QString &text, int flag);  //! add a string to the list
+    void setProgress(int, int); //! set progress bar
 
-    virtual void close();
-    virtual void show();
-    virtual void setRunning();
-    virtual void setFinished();
+    void close();
+    void show();
+    void setRunning();
+    void setFinished();
 
     void saveErrorLog();
 private:

utils/rbutilqt/rbutilqt.cpp

@@ -279,11 +279,11 @@ void RbUtilQt::about()
     licenses[":/docs/LICENSE.BZIP2"] = "<a id='bzip2'>bzip2 License</a>";
     licenses[":/docs/LICENSE.BSPATCH"] = "<a id='bspatch'>bspatch License</a>";
 
-    for (auto const& key : licenses.keys()) {
-        QFile license(key);
+    for (auto it = licenses.keyBegin(); it != licenses.keyEnd(); ++it) {
+        QFile license(*it);
         license.open(QIODevice::ReadOnly);
         QTextStream s(&license);
-        about.browserLicenses->insertHtml("<hr/><h2>" + licenses[key] + "</h2><br/>\n");
+        about.browserLicenses->insertHtml("<hr/><h2>" + licenses[*it] + "</h2><br/>\n");
         about.browserLicenses->insertHtml("<pre>" + s.readAll() + "</pre>");
         license.close();
     }
@@ -675,7 +675,7 @@ void RbUtilQt::downloadUpdateDone(bool error)
                         tr("<b>New Rockbox Utility version available.</b><br><br>"
                            "You are currently using version %1. "
                            "Get version %2 at <a href='%3'>%3</a>")
-                           .arg(VERSION).arg(Utils::trimVersionString(foundVersion)).arg(url));
+                           .arg(VERSION, Utils::trimVersionString(foundVersion), url));
             ui.statusbar->showMessage(tr("New version of Rockbox Utility available."));
         }
         else {

utils/rbutilqt/sysinfo.cpp

@@ -72,8 +72,7 @@ QString Sysinfo::getInfo(Sysinfo::InfoType type)
             .arg(QDir::toNativeSeparators(drives.at(i)))
             .arg((double)Utils::filesystemFree(drives.at(i)) / (1<<30), 0, 'f', 2)
             .arg((double)Utils::filesystemTotal(drives.at(i)) / (1<<30), 0, 'f', 2)
-            .arg(Utils::filesystemName(drives.at(i)))
-            .arg(Utils::filesystemType(drives.at(i)));
+            .arg(Utils::filesystemName(drives.at(i)), Utils::filesystemType(drives.at(i)));
     }
     info += "</table>";
     info += "<hr/>";

utils/rbutilqt/themesinstallwindow.cpp

@@ -44,7 +44,7 @@ ThemesInstallWindow::ThemesInstallWindow(QWidget *parent) : QDialog(parent)
     ui.themeDescription->setLayoutDirection(Qt::LeftToRight);
 
     connect(ui.buttonCancel, &QAbstractButton::clicked, this, &QWidget::close);
-    connect(ui.buttonOk, SIGNAL(clicked()), this, SLOT(accept()));
+    connect(ui.buttonOk, &QAbstractButton::clicked, this, &ThemesInstallWindow::accept);
     connect(ui.listThemes, &QListWidget::currentItemChanged,
             this, &ThemesInstallWindow::updateDetails);
     connect(ui.listThemes, &QListWidget::itemSelectionChanged, this, &ThemesInstallWindow::updateSize);
@@ -94,19 +94,12 @@ void ThemesInstallWindow::downloadInfo()
     LOG_INFO() << "Info URL:" << url;
     getter->setFile(&themesInfo);
 
-    connect(getter, SIGNAL(done(bool)), this, SLOT(downloadDone(bool)));
+    connect(getter, &HttpGet::done, this, &ThemesInstallWindow::downloadDone);
     connect(logger, &ProgressLoggerGui::aborted, getter, &HttpGet::abort);
     getter->getFile(url);
 }
 
 
-void ThemesInstallWindow::downloadDone(int id, bool error)
-{
-    downloadDone(error);
-    LOG_INFO() << "Download" << id << "done, error:" << error;
-}
-
-
 void ThemesInstallWindow::downloadDone(bool error)
 {
     LOG_INFO() << "Download done, error:" << error;
@@ -129,7 +122,7 @@ void ThemesInstallWindow::downloadDone(bool error)
                 .arg(getter->errorString()), LOGERROR);
         getter->abort();
         logger->setFinished();
-        disconnect(getter, SIGNAL(done(bool)), this, SLOT(downloadDone(bool)));
+        disconnect(getter, &HttpGet::done, this, &ThemesInstallWindow::downloadDone);
         connect(logger, &ProgressLoggerGui::closed, this, &QWidget::close);
         return;
     }
@@ -376,7 +369,7 @@ void ThemesInstallWindow::install()
     }
     connect(installer, &ZipInstaller::logItem, logger, &ProgressLoggerGui::addItem);
     connect(installer, &ZipInstaller::logProgress, logger, &ProgressLoggerGui::setProgress);
-    connect(installer, SIGNAL(done(bool)), this, SIGNAL(done(bool)));
+    connect(installer, &ZipInstaller::done, this, &ThemesInstallWindow::done);
     connect(logger, &ProgressLoggerGui::aborted, installer, &ZipInstaller::abort);
     installer->install();
 }

utils/rbutilqt/themesinstallwindow.h

@@ -66,7 +66,6 @@ class ThemesInstallWindow : public QDialog
 
     private slots:
         void downloadDone(bool);
-        void downloadDone(int, bool);
         void updateImage(bool);
         void abort(void);
         void updateDetails(QListWidgetItem* cur, QListWidgetItem* prev);