1 files changed, 9 insertions, 1 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 6e9ef0b2a..779690c1c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -23,6 +23,7 @@
 #include <KLocalizedString>
 #include <Kdelibs4ConfigMigrator>
 #include <KConfigGui>
+#include <KIO/PreviewJob>
 
 #include <QApplication>
 #include <QCommandLineParser>
@@ -61,6 +62,8 @@ int main(int argc, char **argv)
     QApplication app(argc, argv);
     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
 
+    KIO::PreviewJob::setDefaultDevicePixelRatio(app.devicePixelRatio());
+
     KCrash::initialize();
 
     Kdelibs4ConfigMigrator migrate(QStringLiteral("dolphin"));
@@ -178,7 +181,12 @@ int main(int argc, char **argv)
 
     mainWindow->show();
 
-    KDBusService dolphinDBusService;
+    // Allow starting Dolphin on a system that is not running DBus:
+    KDBusService::StartupOptions serviceOptions = KDBusService::Multiple;
+    if (!QDBusConnection::sessionBus().isConnected()) {
+        serviceOptions |= KDBusService::NoExitOnFailure;
+    }
+    KDBusService dolphinDBusService(serviceOptions);
     DBusInterface interface;
 
     if (!app.isSessionRestored()) {