Enable compilation on FreeBSD (#403)

src/LoginPage.h

@@ -90,6 +90,8 @@ private:
                 return "Nheko on Linux";
 #elif defined(Q_OS_WIN)
                 return "Nheko on Windows";
+#elif defined(Q_OS_FREEBSD)
+                return "Nheko on FreeBSD";
 #else
                 return "Nheko";
 #endif

src/main.cpp

@@ -103,7 +103,7 @@ main(int argc, char *argv[])
                 return 0;
         }
 
-#if defined(Q_OS_LINUX) || defined(Q_OS_WIN)
+#if defined(Q_OS_LINUX) || defined(Q_OS_WIN) || defined(Q_OS_FREEBSD)
         if (qgetenv("QT_SCALE_FACTOR").size() == 0) {
                 float factor = utils::scaleFactor();
 

src/notifications/Manager.h

@@ -4,7 +4,7 @@
 #include <QObject>
 #include <QString>
 
-#if defined(Q_OS_LINUX)
+#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
 #include <QtDBus/QDBusArgument>
 #include <QtDBus/QDBusInterface>
 #endif
@@ -31,7 +31,7 @@ public:
 signals:
         void notificationClicked(const QString roomId, const QString eventId);
 
-#if defined(Q_OS_LINUX)
+#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
 private:
         QDBusInterface dbus;
         uint showNotification(const QString summary, const QString text, const QImage image);
@@ -47,7 +47,7 @@ private slots:
         void notificationClosed(uint id, uint reason);
 };
 
-#if defined(Q_OS_LINUX)
+#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
 QDBusArgument &
 operator<<(QDBusArgument &arg, const QImage &image);
 const QDBusArgument &