modules: make more strings translatable

26 files changed, 74 insertions, 70 deletions

diff --git a/filter-accela/ftnoir_filter_accela.h b/filter-accela/ftnoir_filter_accela.h
index 67cba49e..2557dafc 100644
--- a/filter-accela/ftnoir_filter_accela.h
+++ b/filter-accela/ftnoir_filter_accela.h
@@ -60,6 +60,6 @@ private slots:
 class accelaDll : public Metadata
 {
 public:
-    QString name() { return QString("Accela"); }
+    QString name() { return QString(QCoreApplication::translate("accelaDll", "Accela")); }
     QIcon icon() { return QIcon(":/images/filter-16.png"); }
 };
diff --git a/filter-ewma2/ftnoir_filter_ewma2.h b/filter-ewma2/ftnoir_filter_ewma2.h
index b857e8d9..e6a46739 100644
--- a/filter-ewma2/ftnoir_filter_ewma2.h
+++ b/filter-ewma2/ftnoir_filter_ewma2.h
@@ -59,6 +59,6 @@ private slots:
 class ewmaDll : public Metadata
 {
 public:
-    QString name() { return QString("EWMA"); }
+    QString name() { return QString(QCoreApplication::translate("ewmaDll", "EWMA")); }
     QIcon icon() { return QIcon(":/images/filter-16.png"); }
 };
diff --git a/filter-kalman/kalman.h b/filter-kalman/kalman.h
index fd71d99f..6bd1005f 100644
--- a/filter-kalman/kalman.h
+++ b/filter-kalman/kalman.h
@@ -156,7 +156,7 @@ public:
 class kalmanDll : public Metadata
 {
 public:
-    QString name() { return QString("Kalman"); }
+    QString name() { return QString(QCoreApplication::translate("kalmanDll", "Kalman")); }
     QIcon icon() { return QIcon(":/images/filter-16.png"); }
 };
 
diff --git a/gui/main-window.cpp b/gui/main-window.cpp
index 43d80be7..8e04d1e5 100644
--- a/gui/main-window.cpp
+++ b/gui/main-window.cpp
@@ -87,9 +87,9 @@ MainWindow::MainWindow() :
 
     // profile menu
     {
-        profile_menu.addAction("Create new empty config", this, SLOT(make_empty_config()));
-        profile_menu.addAction("Create new copied config", this, SLOT(make_copied_config()));
-        profile_menu.addAction("Open configuration directory", this, SLOT(open_config_directory()));
+        profile_menu.addAction(tr("Create new empty config"), this, SLOT(make_empty_config()));
+        profile_menu.addAction(tr("Create new copied config"), this, SLOT(make_copied_config()));
+        profile_menu.addAction(tr("Open configuration directory"), this, SLOT(open_config_directory()));
         ui.profile_button->setMenu(&profile_menu);
     }
 
@@ -176,24 +176,24 @@ void MainWindow::init_tray_menu()
     tray_menu.addAction(&menu_action_header);
 
     menu_action_show.setIconVisibleInMenu(true);
-    menu_action_show.setText(isHidden() ? "Show the Octopus" : "Hide the Octopus");
+    menu_action_show.setText(isHidden() ? tr("Show the Octopus") : tr("Hide the Octopus"));
     menu_action_show.setIcon(QIcon(":/images/facetracknoir.png"));
     QObject::connect(&menu_action_show, &QAction::triggered, this, [&]() { toggle_restore_from_tray(QSystemTrayIcon::Trigger); });
     tray_menu.addAction(&menu_action_show);
 
     tray_menu.addSeparator();
 
-    menu_action_tracker.setText("Tracker settings");
+    menu_action_tracker.setText(tr("Tracker settings"));
     menu_action_tracker.setIcon(QIcon(":/images/tools.png"));
     QObject::connect(&menu_action_tracker, &QAction::triggered, this, &MainWindow::showTrackerSettings);
     tray_menu.addAction(&menu_action_tracker);
 
-    menu_action_filter.setText("Filter settings");
+    menu_action_filter.setText(tr("Filter settings"));
     menu_action_filter.setIcon(QIcon(":/images/filter-16.png"));
     QObject::connect(&menu_action_filter, &QAction::triggered, this, &MainWindow::showFilterSettings);
     tray_menu.addAction(&menu_action_filter);
 
-    menu_action_proto.setText("Protocol settings");
+    menu_action_proto.setText(tr("Protocol settings"));
     menu_action_proto.setIcon(QIcon(":/images/settings16.png"));
     QObject::connect(&menu_action_proto, &QAction::triggered, this, &MainWindow::showProtocolSettings);
     tray_menu.addAction(&menu_action_proto);
@@ -201,18 +201,18 @@ void MainWindow::init_tray_menu()
     tray_menu.addSeparator();
 
     menu_action_mappings.setIcon(QIcon(":/images/curves.png"));
-    menu_action_mappings.setText("Mappings");
+    menu_action_mappings.setText(tr("Mappings"));
     QObject::connect(&menu_action_mappings, &QAction::triggered, this, &MainWindow::showCurveConfiguration);
     tray_menu.addAction(&menu_action_mappings);
 
     menu_action_options.setIcon(QIcon(":/images/tools.png"));
-    menu_action_options.setText("Options");
+    menu_action_options.setText(tr("Options"));
     QObject::connect(&menu_action_options, &QAction::triggered, this, &MainWindow::show_options_dialog);
     tray_menu.addAction(&menu_action_options);
 
     tray_menu.addSeparator();
 
-    menu_action_exit.setText("Exit");
+    menu_action_exit.setText(tr("Exit"));
     QObject::connect(&menu_action_exit, &QAction::triggered, this, &MainWindow::exit);
     tray_menu.addAction(&menu_action_exit);
 }
@@ -243,8 +243,8 @@ void MainWindow::die_on_config_not_writable()
     static const QString pad(16, QChar(' '));
 
     QMessageBox::critical(this,
-                          "The Octopus is sad",
-                          QStringLiteral("Check permissions for your .ini directory:\n\n\"%1\"%2\n\nExiting now.").arg(group::ini_directory()).arg(pad),
+                          tr("The Octopus is sad"),
+                          tr("Check permissions for your .ini directory:\n\n\"%1\"%2\n\nExiting now.").arg(group::ini_directory()).arg(pad),
                           QMessageBox::Close, QMessageBox::NoButton);
 
     // signals main() to short-circuit
@@ -437,8 +437,8 @@ void MainWindow::startTracker()
 
     if (!libs.correct)
     {
-        QMessageBox::warning(this, "Library load error",
-                             "One of libraries failed to load. Check installation.",
+        QMessageBox::warning(this, tr("Library load error"),
+                             tr("One of libraries failed to load. Check installation."),
                              QMessageBox::Ok,
                              QMessageBox::NoButton);
         libs = SelectedLibraries();
@@ -729,7 +729,7 @@ void MainWindow::toggle_restore_from_tray(QSystemTrayIcon::ActivationReason e)
 
     const bool is_minimized = isHidden() || !is_tray_enabled();
 
-    menu_action_show.setText(!isHidden() ? "Show the Octopus" : "Hide the Octopus");
+    menu_action_show.setText(!isHidden() ? tr("Show the Octopus") : tr("Hide the Octopus"));
 
     setVisible(is_minimized);
     setHidden(!is_minimized);
diff --git a/logic/work.cpp b/logic/work.cpp
index c5fcad9a..d2a16139 100644
--- a/logic/work.cpp
+++ b/logic/work.cpp
@@ -1,11 +1,12 @@
 #include "work.hpp"
 #include "opentrack-library-path.h"
 
+#include <QObject>
 #include <QMessageBox>
 #include <QFileDialog>
 
 
-static QString browse_datalogging_file(main_settings &s)
+QString Work::browse_datalogging_file(main_settings &s)
 {
     QString filename = s.tracklogging_filename;
     if (filename.isEmpty())
@@ -15,7 +16,11 @@ static QString browse_datalogging_file(main_settings &s)
        and be a known problem. Possible solution is to use the QFileDialog::DontUseNativeDialog flag.
        Since the freeze is apparently random, I'm not sure it helped.
     */
-    QString newfilename = QFileDialog::getSaveFileName(nullptr, QFileDialog::tr("Select Filename"), filename, QFileDialog::tr("CSV File (*.csv)"), nullptr); //, QFileDialog::DontUseNativeDialog);
+    QString newfilename = QFileDialog::getSaveFileName(nullptr,
+                                                       QCoreApplication::translate("Work", "Select filename"),
+                                                       filename,
+                                                       QCoreApplication::translate("Work", "CSV File (*.csv)"),
+                                                       nullptr);
     if (!newfilename.isEmpty())
     {
       s.tracklogging_filename = newfilename;
@@ -30,7 +35,7 @@ std::shared_ptr<TrackLogger> Work::make_logger(main_settings &s)
     if (s.tracklogging_enabled)
     {
         QString filename = browse_datalogging_file(s);
-        if (static_cast<QString>(s.tracklogging_filename).isEmpty())
+        if (filename.isEmpty())
         {
           // The user probably canceled the file dialog. In this case we don't want to do anything.
         }
@@ -40,8 +45,8 @@ std::shared_ptr<TrackLogger> Work::make_logger(main_settings &s)
             if (!logger->is_open())
             {
                 logger = nullptr;
-                QMessageBox::warning(nullptr, "Logging Error",
-                    "Unable to open file: " + s.tracklogging_filename + ". Proceeding  without logging.",
+                QMessageBox::warning(nullptr, QCoreApplication::translate("Work", "Logging error"),
+                    QCoreApplication::translate("Work", "Unable to open file '%1'. Proceeding without logging.").arg(s.tracklogging_filename),
                     QMessageBox::Ok,
                     QMessageBox::NoButton);
             }
diff --git a/logic/work.hpp b/logic/work.hpp
index c29a53b0..b614c580 100644
--- a/logic/work.hpp
+++ b/logic/work.hpp
@@ -40,4 +40,5 @@ struct OPENTRACK_LOGIC_EXPORT Work
 
 private:
     static std::shared_ptr<TrackLogger> make_logger(main_settings &s);
+    static QString browse_datalogging_file(main_settings &s);
 };
diff --git a/proto-fg/ftnoir_protocol_fg.h b/proto-fg/ftnoir_protocol_fg.h
index 070ca571..019b8c57 100644
--- a/proto-fg/ftnoir_protocol_fg.h
+++ b/proto-fg/ftnoir_protocol_fg.h
@@ -37,7 +37,7 @@ public:
     bool correct();
     void pose(const double *headpose);
     QString game_name() {
-        return "FlightGear";
+        return QCoreApplication::translate("flightgear", "FlightGear");
     }
 private:
     settings s;
@@ -64,6 +64,6 @@ private slots:
 class flightgearDll : public Metadata
 {
 public:
-    QString name() { return QString("FlightGear"); }
+    QString name() { return QString(QCoreApplication::translate("flightgearDll", "FlightGear")); }
     QIcon icon() { return QIcon(":/images/flightgear.png"); }
 };
diff --git a/proto-fsuipc/ftnoir_protocol_fsuipc.h b/proto-fsuipc/ftnoir_protocol_fsuipc.h
index eea346c3..cd2ed9a7 100644
--- a/proto-fsuipc/ftnoir_protocol_fsuipc.h
+++ b/proto-fsuipc/ftnoir_protocol_fsuipc.h
@@ -54,7 +54,7 @@ public:
     void pose(const double* headpose);
     QString game_name()
     {
-        return "Microsoft Flight Simulator X";
+        return QCoreApplication::translate("fsuipc", "Microsoft Flight Simulator X");
     }
 private:
     QLibrary FSUIPCLib;
@@ -84,7 +84,7 @@ private slots:
 class fsuipcDll : public Metadata
 {
 public:
-    QString name() { return QString("FSUIPC -- Microsoft FS2002/FS2004"); }
+    QString name() { return QString(QCoreApplication::translate("fsuipcDll", "FSUIPC -- Microsoft FS2002/FS2004")); }
     QIcon icon() { return QIcon(":/images/fs9.png"); }
 };
 
diff --git a/proto-ft/ftnoir_protocol_ft.h b/proto-ft/ftnoir_protocol_ft.h
index 19bb39c3..e5a63e17 100644
--- a/proto-ft/ftnoir_protocol_ft.h
+++ b/proto-ft/ftnoir_protocol_ft.h
@@ -93,6 +93,6 @@ private slots:
 class freetrackDll : public Metadata
 {
 public:
-    QString name() { return QString("freetrack 2.0 Enhanced"); }
+    QString name() { return QString(QCoreApplication::translate("freetrackDll", "freetrack 2.0 Enhanced")); }
     QIcon icon() { return QIcon(":/images/freetrack.png"); }
 };
diff --git a/proto-ftn/ftnoir_protocol_ftn.h b/proto-ftn/ftnoir_protocol_ftn.h
index 28abf204..383b4ed7 100644
--- a/proto-ftn/ftnoir_protocol_ftn.h
+++ b/proto-ftn/ftnoir_protocol_ftn.h
@@ -38,7 +38,7 @@ public:
     bool correct();
     void pose(const double *headpose);
     QString game_name() {
-        return "UDP Tracker";
+        return QCoreApplication::translate("udp", "UDP Tracker");
     }
 private:
     QUdpSocket outSocket;
@@ -64,6 +64,6 @@ private slots:
 class udpDll : public Metadata
 {
 public:
-    QString name() { return QString("UDP receiver"); }
+    QString name() { return QString(QCoreApplication::translate("udpDll", "UDP receiver")); }
     QIcon icon() { return QIcon(":/images/facetracknoir.png"); }
 };
diff --git a/proto-mouse/ftnoir_protocol_mouse.h b/proto-mouse/ftnoir_protocol_mouse.h
index 39209401..e920c047 100644
--- a/proto-mouse/ftnoir_protocol_mouse.h
+++ b/proto-mouse/ftnoir_protocol_mouse.h
@@ -60,6 +60,6 @@ private slots:
 class mouseDll : public Metadata
 {
 public:
-    QString name() { return QString("mouse emulation"); }
+    QString name() { return QString(QCoreApplication::translate("mouseDll", "mouse emulation")); }
     QIcon icon() { return QIcon(":/images/mouse.png"); }
 };
diff --git a/proto-sc/ftnoir_protocol_sc.h b/proto-sc/ftnoir_protocol_sc.h
index 5f8717f4..ff664351 100644
--- a/proto-sc/ftnoir_protocol_sc.h
+++ b/proto-sc/ftnoir_protocol_sc.h
@@ -103,6 +103,6 @@ private slots:
 class simconnectDll : public Metadata
 {
 public:
-    QString name() { return QString("Microsoft FSX SimConnect"); }
+    QString name() { return QString(QCoreApplication::translate("simconnectDll", "Microsoft FSX SimConnect")); }
     QIcon icon() { return QIcon(":/images/fsx.png"); }
 };
diff --git a/proto-vjoystick/vjoystick.cpp b/proto-vjoystick/vjoystick.cpp
index 85fe9421..557b5e99 100644
--- a/proto-vjoystick/vjoystick.cpp
+++ b/proto-vjoystick/vjoystick.cpp
@@ -99,11 +99,11 @@ vjoystick_proto::vjoystick_proto()
     {
         QMessageBox msgbox;
         msgbox.setIcon(QMessageBox::Critical);
-        msgbox.setText("vjoystick driver missing");
-        msgbox.setInformativeText("vjoystick won't work without the driver installed.");
+        msgbox.setText(QCoreApplication::translate("vjoystick_proto", "vjoystick driver missing"));
+        msgbox.setInformativeText(QCoreApplication::translate("vjoystick_proto", "vjoystick won't work without the driver installed."));
 
-        QPushButton* driver_button = msgbox.addButton("Download the driver", QMessageBox::ActionRole);
-        QPushButton* project_site_button = msgbox.addButton("Visit project site", QMessageBox::ActionRole);
+        QPushButton* driver_button = msgbox.addButton(QCoreApplication::translate("vjoystick_proto", "Download the driver"), QMessageBox::ActionRole);
+        QPushButton* project_site_button = msgbox.addButton(QCoreApplication::translate("vjoystick_proto", "Visit project site"), QMessageBox::ActionRole);
         msgbox.addButton(QMessageBox::Close);
 
         (void) msgbox.exec();
diff --git a/proto-vjoystick/vjoystick.h b/proto-vjoystick/vjoystick.h
index 2d3fd378..49302030 100644
--- a/proto-vjoystick/vjoystick.h
+++ b/proto-vjoystick/vjoystick.h
@@ -74,6 +74,6 @@ private:
 class vjoystick_metadata : public Metadata
 {
 public:
-    QString name() { return QString("Joystick emulation -- vjoystick"); }
+    QString name() { return QString(QCoreApplication::translate("vjoystick_metadata", "Joystick emulation -- vjoystick")); }
     QIcon icon() { return QIcon(":/images/vjoystick.png"); }
 };
diff --git a/tracker-aruco/ftnoir_tracker_aruco.h b/tracker-aruco/ftnoir_tracker_aruco.h
index 7500438b..ccb1ad21 100644
--- a/tracker-aruco/ftnoir_tracker_aruco.h
+++ b/tracker-aruco/ftnoir_tracker_aruco.h
@@ -131,6 +131,6 @@ private slots:
 
 class aruco_metadata : public Metadata
 {
-    QString name() { return QString("aruco -- paper marker tracker"); }
+    QString name() { return QString(QCoreApplication::translate("aruco_metadata", "aruco -- paper marker tracker")); }
     QIcon icon() { return QIcon(":/images/aruco.png"); }
 };
diff --git a/tracker-freepie-udp/ftnoir_tracker_freepie-udp.h b/tracker-freepie-udp/ftnoir_tracker_freepie-udp.h
index d7bc3733..5a98e194 100644
--- a/tracker-freepie-udp/ftnoir_tracker_freepie-udp.h
+++ b/tracker-freepie-udp/ftnoir_tracker_freepie-udp.h
@@ -63,7 +63,7 @@ private slots:
 class meta_freepie : public Metadata
 {
 public:
-    QString name() { return QString("FreePIE UDP receiver"); }
+    QString name() { return QString(QCoreApplication::translate("meta_freepie", "FreePIE UDP receiver")); }
     QIcon icon() { return QIcon(":/glovepie.png"); }
 };
 
diff --git a/tracker-hatire/ftnoir_tracker_hat.h b/tracker-hatire/ftnoir_tracker_hat.h
index 0d9d48ad..9876414f 100644
--- a/tracker-hatire/ftnoir_tracker_hat.h
+++ b/tracker-hatire/ftnoir_tracker_hat.h
@@ -14,8 +14,6 @@
 #include <QtSerialPort/QSerialPortInfo>
 #include <QSettings>
 
-#define VER_FILEVERSION_STR         "Version 2.1.1"
-
 class hatire : public QObject, public ITracker
 {
     Q_OBJECT
@@ -50,6 +48,6 @@ private:
 
 class hatire_metadata : public Metadata
 {
-    QString name() { return QString("Hatire Arduino"); }
+    QString name() { return QString(QCoreApplication::translate("hatire_metadata", "Hatire Arduino")); }
     QIcon icon() { return QIcon(":/images/hat.png"); }
 };
diff --git a/tracker-joystick/ftnoir_tracker_joystick.h b/tracker-joystick/ftnoir_tracker_joystick.h
index 3a5175ed..aea45983 100644
--- a/tracker-joystick/ftnoir_tracker_joystick.h
+++ b/tracker-joystick/ftnoir_tracker_joystick.h
@@ -72,7 +72,7 @@ private slots:
 class joystickDll : public Metadata
 {
 public:
-    QString name() { return QString("Joystick input"); }
+    QString name() { return QString(QCoreApplication::translate("joystickDll", "Joystick input")); }
     QIcon icon() { return QIcon(":/images/facetracknoir.png"); }
 };
 
diff --git a/tracker-pt/ftnoir_tracker_pt.h b/tracker-pt/ftnoir_tracker_pt.h
index 23bc1e9c..fe4458f7 100644
--- a/tracker-pt/ftnoir_tracker_pt.h
+++ b/tracker-pt/ftnoir_tracker_pt.h
@@ -84,7 +84,7 @@ private:
 
 class PT_metadata : public Metadata
 {
-    QString name() { return QString("PointTracker 1.1"); }
+    QString name() { return QString(QCoreApplication::translate("PT_metadata", "PointTracker 1.1")); }
     QIcon icon() { return QIcon(":/Resources/Logo_IR.png"); }
 };
 
diff --git a/tracker-rift-025/ftnoir_tracker_rift_025.h b/tracker-rift-025/ftnoir_tracker_rift_025.h
index 622b0722..96331fd2 100644
--- a/tracker-rift-025/ftnoir_tracker_rift_025.h
+++ b/tracker-rift-025/ftnoir_tracker_rift_025.h
@@ -57,7 +57,7 @@ private slots:
 class rift_025Dll : public Metadata
 {
 public:
-    QString name() { return QString("Oculus Rift runtime 0.2.5 -- HMD"); }
+    QString name() { return QString(QCoreApplication::translate("rift_025Dll", "Oculus Rift runtime 0.2.5 -- HMD")); }
     QIcon icon() { return QIcon(":/images/rift_tiny.png"); }
 };
 
diff --git a/tracker-rift-042/ftnoir_tracker_rift_042.h b/tracker-rift-042/ftnoir_tracker_rift_042.h
index 103db3cc..ed802da0 100644
--- a/tracker-rift-042/ftnoir_tracker_rift_042.h
+++ b/tracker-rift-042/ftnoir_tracker_rift_042.h
@@ -54,7 +54,7 @@ private slots:
 class rift_042Dll : public Metadata
 {
 public:
-    QString name() { return QString("Oculus Rift runtime 0.4.2 -- HMD"); }
+    QString name() { return QString(QCoreApplication::translate("rift_042Dll", "Oculus Rift runtime 0.4.2 -- HMD")); }
     QIcon icon() { return QIcon(":/images/rift_tiny.png"); }
 };
 
diff --git a/tracker-rift-080/ftnoir_tracker_rift_080.h b/tracker-rift-080/ftnoir_tracker_rift_080.h
index e1283226..7868b2a2 100644
--- a/tracker-rift-080/ftnoir_tracker_rift_080.h
+++ b/tracker-rift-080/ftnoir_tracker_rift_080.h
@@ -53,7 +53,7 @@ private slots:
 class rift_080Dll : public Metadata
 {
 public:
-    QString name() { return QString("Oculus Rift runtime 0.8.0 -- HMD"); }
+    QString name() { return QString(QCoreApplication::translate("rift_080Dll", "Oculus Rift runtime 0.8.0 -- HMD")); }
     QIcon icon() { return QIcon(":/images/rift_tiny.png"); }
 };
 
diff --git a/tracker-rift-140/rift-140.hpp b/tracker-rift-140/rift-140.hpp
index 22b2b383..23ec6fb3 100644
--- a/tracker-rift-140/rift-140.hpp
+++ b/tracker-rift-140/rift-140.hpp
@@ -54,7 +54,7 @@ private slots:
 class rift_140Dll : public Metadata
 {
 public:
-    QString name() { return QString("Oculus Rift runtime 1.4.0 -- HMD"); }
+    QString name() { return QString(QCoreApplication::translate("rift_140Dll", "Oculus Rift runtime 1.4.0 -- HMD")); }
     QIcon icon() { return QIcon(":/images/rift_tiny.png"); }
 };
 
diff --git a/tracker-rs/ftnoir_tracker_rs.cpp b/tracker-rs/ftnoir_tracker_rs.cpp
index 4364eca0..6eae0693 100644
--- a/tracker-rs/ftnoir_tracker_rs.cpp
+++ b/tracker-rs/ftnoir_tracker_rs.cpp
@@ -46,7 +46,7 @@ void RSTracker::configurePreviewFrame()
 
 void RSTracker::start_tracker(QFrame* previewFrame)
 {
-	qDebug() << "tracker_rs: starting tracker";
+        qDebug() << "tracker_rs: starting tracker";
 
     mPreviewFrame = previewFrame;
 
@@ -58,20 +58,20 @@ void RSTracker::start_tracker(QFrame* previewFrame)
 }
 
 void RSTracker::startPreview(){
-	qDebug() << "tracker_rs: starting preview";
+        qDebug() << "tracker_rs: starting preview";
     mPreviewUpdateTimer.start(kPreviewUpdateInterval);
 }
 
 void RSTracker::updatePreview(){
-	if (mImageWidget != nullptr && mImageWidget->isEnabled() && mTrackerWorkerThread.isRunning())
-		mImageWidget->setImage(mTrackerWorkerThread.getPreview());
-	else
-		qDebug() << "tracker_rs: not updating preview. worker thread running: " << mTrackerWorkerThread.isRunning();
+        if (mImageWidget != nullptr && mImageWidget->isEnabled() && mTrackerWorkerThread.isRunning())
+                mImageWidget->setImage(mTrackerWorkerThread.getPreview());
+        else
+                qDebug() << "tracker_rs: not updating preview. worker thread running: " << mTrackerWorkerThread.isRunning();
 }
 
 void RSTracker::stopPreview(){
-	mPreviewUpdateTimer.stop();
-	qDebug() << "tracker_rs: stopped preview";
+        mPreviewUpdateTimer.stop();
+        qDebug() << "tracker_rs: stopped preview";
 }
 
 void RSTracker::handleTrackingEnded(int exitCode){
@@ -98,17 +98,17 @@ void RSTracker::showRealSenseErrorMessageBox(int exitCode)
     msgBox.setIcon(QMessageBox::Critical);
     msgBox.setText("RealSense Tracking Error");
 
-	switch(exitCode){
-	case -101: //The implementation got an invalid handle from the RealSense SDK session/modules
+        switch(exitCode){
+        case -101: //The implementation got an invalid handle from the RealSense SDK session/modules
         msgBox.setInformativeText("Couldn't initialize RealSense tracking. Please make sure SDK Runtime 2016 R2 is installed.");
-		break;
-	case -301: //RealSense SDK runtime execution aborted.
-		msgBox.setInformativeText("Tracking stopped after the RealSense SDK Runtime execution has aborted.");
-		break;
-	case -601: //RealSense Camera stream configuration has changed.
-		msgBox.setInformativeText("Tracking stopped after another program changed camera streams configuration.");
-		break;
-	default:
+                break;
+        case -301: //RealSense SDK runtime execution aborted.
+                msgBox.setInformativeText("Tracking stopped after the RealSense SDK Runtime execution has aborted.");
+                break;
+        case -601: //RealSense Camera stream configuration has changed.
+                msgBox.setInformativeText("Tracking stopped after another program changed camera streams configuration.");
+                break;
+        default:
         msgBox.setInformativeText("Status code: " + QString::number(exitCode) + ".\n\nNote that you need the latest camera drivers and the SDK runtime 2016 R2 to be installed.");
     }
 
@@ -126,7 +126,7 @@ void RSTracker::data(double *data)
 }
 
 RSTracker::~RSTracker() {
-	qDebug() << "tracker is being destroyed.";
+        qDebug() << "tracker is being destroyed.";
 
     stopPreview();
 
@@ -142,7 +142,7 @@ RSTracker::~RSTracker() {
 }
 
 QString RSTrackerMetaData::name() {
-    return QString("Intel® RealSense™ Technology");
+    return QString(QCoreApplication::translate("RSTrackerMetaData", "Intel® RealSense™ Technology"));
 }
 
 QIcon RSTrackerMetaData::icon() {
diff --git a/tracker-test/test.h b/tracker-test/test.h
index 5d425b96..fd446f98 100644
--- a/tracker-test/test.h
+++ b/tracker-test/test.h
@@ -39,7 +39,7 @@ private slots:
 class metadata : public Metadata
 {
 public:
-    QString name() { return QString("Testing - sine wave"); }
+    QString name() { return QString(QCoreApplication::translate("metadata", "Testing - sine wave")); }
     QIcon icon() { return QIcon(":/images/facetracknoir.png"); }
 };
 
diff --git a/tracker-udp/ftnoir_tracker_udp.h b/tracker-udp/ftnoir_tracker_udp.h
index 307417b2..ecbc9a6d 100644
--- a/tracker-udp/ftnoir_tracker_udp.h
+++ b/tracker-udp/ftnoir_tracker_udp.h
@@ -54,7 +54,7 @@ private slots:
 class udpDll : public Metadata
 {
 public:
-    QString name() { return QString("UDP sender"); }
+    QString name() { return QString(QCoreApplication::translate("udpDll", "UDP sender")); }
     QIcon icon() { return QIcon(":/images/facetracknoir.png"); }
 };