4 files changed, 20 insertions, 22 deletions

diff --git a/src/server/mainwindow/mainwindow.cpp b/src/server/mainwindow/mainwindow.cpp
index 4af9fe1..5063df6 100644
--- a/src/server/mainwindow/mainwindow.cpp
+++ b/src/server/mainwindow/mainwindow.cpp
@@ -274,21 +274,6 @@ void MainWindow::tellClientCurrentSituation(Client* client)
 }
 
 /***************************************************************************//**
- * Checks if client and manager runs on same machine.
- * @param client
- * @return Return true, if pvsmanager is running on client.
- */
-bool MainWindow::isManagerMachine(Client* client)
-{
-	foreach (const QHostAddress &address, QNetworkInterface::allAddresses())
-		if (address != QHostAddress(QHostAddress::LocalHost)
-				&& client != NULL
-				&& client->ip() == address.toString())
-			return true;
-	return false;
-}
-
-/***************************************************************************//**
  * Returns connected client which belongs to given id.
  * Iterating over ConnectionFrames and comparing id to given id.
  * @param id
@@ -719,9 +704,7 @@ void MainWindow::onButtonLock(bool checked)
 
 	for (QList<ConnectionFrame*>::iterator it(_clientFrames.begin()); it != _clientFrames.end(); ++it)
 	{
-		// Check if client is Tutor or the manager is also running on this machine.
-		bool isManager = isManagerMachine((*it)->client());
-		if ((*it)->client() == NULL || isManager)
+		if ((*it)->client() == NULL)
 			continue;
 		(*it)->client()->lockScreen(checked);
 	}
@@ -972,8 +955,7 @@ void MainWindow::onVncServerStateChange(Client* client)
 					else
 					{
 						// Lock others and stop their clients
-						bool isManager = isManagerMachine((*it)->client());
-						(*it)->client()->lockScreen(_mode == Mode::LockedMulticast && isManager != true);
+						(*it)->client()->lockScreen(_mode == Mode::LockedMulticast);
 						(*it)->client()->stopVncClient();
 					}
 				}
diff --git a/src/server/mainwindow/mainwindow.h b/src/server/mainwindow/mainwindow.h
index dbef1b1..851dc84 100644
--- a/src/server/mainwindow/mainwindow.h
+++ b/src/server/mainwindow/mainwindow.h
@@ -76,7 +76,6 @@ private:
 	void savePosition(ConnectionFrame *cf);
 	void changeProjection(Client *from, Mode mode = Mode::Broadcast, Client *to = NULL);
 	void tellClientCurrentSituation(Client* client);
-	bool isManagerMachine(Client* client);
 	void reset();
 
 	void closeEvent(QCloseEvent *e);
diff --git a/src/server/net/client.cpp b/src/server/net/client.cpp
index 135157c..584b254 100644
--- a/src/server/net/client.cpp
+++ b/src/server/net/client.cpp
@@ -11,6 +11,7 @@
 #include "../../shared/util.h"
 #include <QPixmap>
 #include <cassert>
+#include <QNetworkInterface>
 
 #define CHALLENGE_LEN 20
 
@@ -310,10 +311,24 @@ void Client::stopVncClient()
 	}
 }
 
+/***************************************************************************//**
+ * Checks if client and manager runs on same machine.
+ * @return Return true, if pvsmanager is running on client.
+ */
+bool Client::isManagerMachine()
+{
+	foreach (const QHostAddress &address, QNetworkInterface::allAddresses())
+		if (address != QHostAddress(QHostAddress::LocalHost)
+				&& this != NULL
+				&& this->ip() == address.toString())
+			return true;
+	return false;
+}
+
 /******************************************************************************/
 void Client::lockScreen(bool lock)
 {
-	if (!_isTutor && _locked != lock){
+	if (!_isTutor && _locked != lock && !isManagerMachine()){
 		_locked = lock;
 		NetworkMessage msg;
 		msg.setField(_ID, _LOCK);
diff --git a/src/server/net/client.h b/src/server/net/client.h
index 1031838..6872959 100644
--- a/src/server/net/client.h
+++ b/src/server/net/client.h
@@ -71,6 +71,8 @@ private:
 
 	static int     _clientIdCounter;
 
+	bool isManagerMachine();
+
 	void handleMsg();
 	void sendMessage(NetworkMessage& message);