Removed deprecated function calls

Core/PluginLoader.cc

@@ -321,7 +321,7 @@ void Core::loadPlugins()
       for (int i = 0; i < pluginlist.size(); ) {
           const QString bn = QFileInfo(pluginlist[i]).fileName();
           if (staticPlugins.contains(bn)) {
-              emit log(LOGOUT, trUtf8("Not loading dynamic %1 as it is statically "
+              emit log(LOGOUT, tr("Not loading dynamic %1 as it is statically "
                       "linked against OpenFlipper.").arg(bn));
               pluginlist.removeAt(i);
           } else {

common/GlobalOptions.cc

@@ -931,7 +931,7 @@ bool initializeSettings() {
 		//==================================================================================================
 
 		// Remember the main application directory (assumed to be one above executable Path)
-		applicationDir_ = QCoreApplication::applicationDirPath();
+		applicationDir_.setPath( QCoreApplication::applicationDirPath() );
 
 		// When using cmake, we get the absolute path to the Application directory via a define
 		applicationDir_.cd(OPENFLIPPER_APPDIR);

libs_required/ACG/QwtWidgets/QwtHistogramm.cc

@@ -261,8 +261,8 @@ void Histogram::drawBar(QPainter *painter, Qt::Orientation, const QRect& rect) c
   const QRect r = rect.normalized();
 
   const int factor = 125;
-  const QColor light(color.light(factor));
-  const QColor dark(color.dark(factor));
+  const QColor light(color.lighter(factor));
+  const QColor dark(color.darker(factor));
 
   painter->setBrush(color);
   painter->setPen(Qt::NoPen);

widgets/coreWidget/viewerControl.cc

@@ -415,7 +415,7 @@ static QString suggestSnapshotFilename(QString mostRecentPath) {
         std::cout << "suggestSnapshotFilename(): Most recent path invalid. "
                 "Doesn't exist. Returning empty string." << std::endl;
 #endif
-        return QString::null;
+        return QString();
     }
 
     QString base_name = fi.completeBaseName();
@@ -431,7 +431,7 @@ static QString suggestSnapshotFilename(QString mostRecentPath) {
         std::cout << "suggestSnapshotFilename(): Regexp didn't match. This "
             "should be impossible." << std::endl;
 #endif
-        return QString::null;
+        return QString();
     }
 
     QString pre = base_name_re.cap(1),
@@ -484,7 +484,7 @@ static QString suggestSnapshotFilename(QString mostRecentPath) {
     std::cout << "suggestSnapshotFilename(): No luck incrementing file_no. "
             "Aborting, returning empty string." << std::endl;
 #endif
-    return QString::null;
+    return QString();
 }
 
 ///Take a snapshot of the whole application

widgets/filePicker/FilePicker.cc

@@ -47,7 +47,7 @@
 FilePicker::FilePicker(QWidget *parent) :
     QWidget(parent),
     textBox_(new QComboBox),
-    browseButton_(new QPushButton(trUtf8("Browse..."))),
+    browseButton_(new QPushButton(tr("Browse..."))),
     recent_files_ini_key_("GenericFilePickerRecents"),
     dialog_type_(DT_OPEN_FILE),
     overwrite_confirmed_by_user_(false) {
@@ -60,7 +60,7 @@ FilePicker::FilePicker(QString recent_files_ini_key,
                            QWidget *parent)  :
     QWidget(parent),
     textBox_(new QComboBox),
-    browseButton_(new QPushButton(trUtf8("Browse..."))),
+    browseButton_(new QPushButton(tr("Browse..."))),
     recent_files_ini_key_(recent_files_ini_key),
     dialog_type_(dialog_type),
     overwrite_confirmed_by_user_(false) {
@@ -114,8 +114,8 @@ bool FilePicker::confirm_overwrite_if_necessary() {
     const QString file_name = QFileInfo(currentFileName()).fileName();
     const QMessageBox::StandardButton result =
             QMessageBox::question(
-                    this, trUtf8("Overwrite File?"),
-                    trUtf8("The file \"%1\" exists. "
+                    this, tr("Overwrite File?"),
+                    tr("The file \"%1\" exists. "
                             "Do you want to overwrite?")
                             .arg(file_name),
                     QMessageBox::Yes | QMessageBox::No,

widgets/rendererWidget/TextBrowserWidget.cc

@@ -79,7 +79,7 @@ int TextBrowserWidget::sideAreaWidth() {
     ++digits;
   }
 
-  int space = 3 + fontMetrics().width(QLatin1Char('9')) * digits;
+  int space = 3 + fontMetrics().horizontalAdvance(QLatin1Char('9')) * digits;
 
   return space;
 }

widgets/snapshotDialog/SnapshotDialog.cc

@@ -200,11 +200,11 @@ void SnapshotDialog::filenameChanged(const QString &new_filename) {
     if (!QFileInfo(fi.path()).isWritable()) {
         static const char *style = "background: #ffffcc;";
         filename->setStyleSheet(style);
-        warning_lb->setText(trUtf8("Warning: Folder not writable."));
+        warning_lb->setText(tr("Warning: Folder not writable."));
     } else if (fi.exists()) {
         static const char *style = "background: #ffcccc;";
         filename->setStyleSheet(style);
-        warning_lb->setText(trUtf8("Warning: File exists and will be "
+        warning_lb->setText(tr("Warning: File exists and will be "
                 "overwritten without further warning."));
     } else {
         static const char *style = "";