[CHANGE] - module input connectors now get updated if they are disconnected.

src/kernel/WModuleConnector.cpp

@@ -282,7 +282,7 @@ void WModuleConnector::disconnect( boost::shared_ptr<WModuleConnector> con, bool
         con->m_connected.erase( shared_from_this() );
         lock.unlock();
 
-        // signal closed connection
+        // signal "closed connection"
         signal_ConnectionClosed( shared_from_this(), con );
         con->signal_ConnectionClosed( shared_from_this(), con );
     }

src/kernel/WModuleConnector.h

@@ -277,6 +277,16 @@ protected:
      */
     virtual void notifyConnectionClosed( boost::shared_ptr<WModuleConnector> here, boost::shared_ptr<WModuleConnector> there );
 
+    /**
+     * Signal emitted whenever connection has been established.
+     */
+    t_GenericSignalType signal_ConnectionEstablished;
+
+    /**
+     * Signal emitted whenever connection has been closed.
+     */
+    t_GenericSignalType signal_ConnectionClosed;
+
 private:
 
     /**
@@ -289,15 +299,6 @@ private:
      */
     std::string m_description;
 
-    /**
-     * Signal emitted whenever connection has been established.
-     */
-    t_GenericSignalType signal_ConnectionEstablished;
-
-    /**
-     * Signal emitted whenever connection has been closed.
-     */
-    t_GenericSignalType signal_ConnectionClosed;
 };
 
 #endif  // WMODULECONNECTOR_H

src/kernel/WModuleInputConnector.cpp

@@ -42,12 +42,17 @@ WModuleInputConnector::WModuleInputConnector( boost::shared_ptr< WModule > modul
 
     // setup conditions
     m_dataChangedCondition = boost::shared_ptr< WCondition >( new WCondition() );
+
+    // if connection is closed, also fire "data change"
+    signal_ConnectionClosed.connect( boost::bind( &WModuleInputConnector::setUpdated, this ) );
+    signal_ConnectionClosed.connect( boost::bind( &WCondition::notify, m_dataChangedCondition ) );
 }
 
 WModuleInputConnector::~WModuleInputConnector()
 {
     // cleanup
     m_DataChangedConnection.disconnect();
+    signal_ConnectionClosed.disconnect_all_slots();
 }
 
 bool WModuleInputConnector::connectable( boost::shared_ptr<WModuleConnector> con )

src/modules/textureMapper/WMTextureMapper.cpp

@@ -138,11 +138,10 @@ void WMTextureMapper::moduleMain()
         {
             boost::shared_ptr< WDataSetSingle > dataSet = m_input->getData();
 
-            debugLog() << "Registering new texture";
-
             // de-register at datahandler
             if ( m_lastDataSet )
             {
+                debugLog() << "Removing previous texture.";
                 WDataHandler::deregisterDataSet( m_lastDataSet );
             }
 
@@ -154,6 +153,7 @@ void WMTextureMapper::moduleMain()
                 // register new
                 if ( m_lastDataSet->isTexture() )
                 {
+                    debugLog() << "Registering new texture";
                     WDataHandler::registerDataSet( m_lastDataSet );
                 }
                 else