2 files changed, 9 insertions, 3 deletions
diff --git a/src/client/toolbar/toolbar.cpp b/src/client/toolbar/toolbar.cpp
index f3fab98..da2d336 100644
--- a/src/client/toolbar/toolbar.cpp
+++ b/src/client/toolbar/toolbar.cpp
@@ -6,6 +6,7 @@
  */
 #include <QNetworkInterface>
 #include <QtAlgorithms>
+#include <QProcess>
 #include "../../shared/settings.h"
 #include "../net/serverconnection.h"
 #include "../vnc/vncwindow.h"
@@ -462,7 +463,10 @@ void Toolbar::onBtnManager() {
 }
 
 void Toolbar::onBtnLockDesktop() {
-    QProcess lockP;
-    lockP.start("/bin/sh", QStringList() << "/opt/openslx/pvs2/lockDesktop.sh");
-    lockP.waitForFinished();
+	if (this->lockDesktopP.state() == QProcess::NotRunning) {
+		this->lockDesktopP.start("/bin/sh", QStringList() << "/opt/openslx/pvs2/lockDesktop.sh");
+		this->lockDesktopP.waitForFinished();
+	} else {
+		qDebug() << "trying to use lockDesktop-process while it is still running";
+	}
 }
diff --git a/src/client/toolbar/toolbar.h b/src/client/toolbar/toolbar.h
index 0e118bf..698ac50 100644
--- a/src/client/toolbar/toolbar.h
+++ b/src/client/toolbar/toolbar.h
@@ -61,6 +61,8 @@ private:
 	void init();
     void initMenu();
 
+	QProcess lockDesktopP;
+
 private slots:
 	void onVncServerIsRunning(int port);
 	void onDisconnected();