Some more logging

3 files changed, 8 insertions, 3 deletions

diff --git a/noncore/settings/networksettings2/networksettings2/netnode.cpp b/noncore/settings/networksettings2/networksettings2/netnode.cpp
index 17653bd..f8f2d1e 100644
--- a/noncore/settings/networksettings2/networksettings2/netnode.cpp
+++ b/noncore/settings/networksettings2/networksettings2/netnode.cpp
@@ -1,385 +1,386 @@
 #include <time.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/resource.h>
 
 #include <qpainter.h>
 #include <qbitmap.h>
 #include <qtextstream.h>
 #include <qpixmap.h>
 
 #include "resources.h"
 #include "netnode.h"
 
 static char * ActionName[] = {
     "Disable",
     "Enable",
     "Activate",
     "Deactivate",
     "Up",
     "Down"
 };
 
 static char * StateName[] = { 
     "Unchecked", 
     "Unknown", 
     "Unavailable", 
     "Disabled", 
     "Off", 
     "Available", 
     "IsUp"
 };
 
 QString & deQuote( QString & X ) {
     if( X[0] == '"' ) {
       // remove end and trailing "" and \x -> x
       QChar R;
       long idx;
       idx = X.length()-1;
       X = X.mid( 1, idx );
 
       idx = 0;
       while( ( idx = X.find( '\\', idx ) ) >= 0 ) {
         R = X.at( idx + 1 );
         X.replace( idx, 2, &R, 1 );
       }
       X = X.left( X.length()-1 );
     }
     return X;
 }
 
 QString quote( QString X ) {
     if( X.find( QRegExp( "[ \n\"\\\t]" ) ) >= 0 ) {
       // need to quote this
       QString OutString = "\"";
 
       X.replace( QRegExp("\""), "\\\"" );
       X.replace( QRegExp("\\"), "\\\\" );
       X.replace( QRegExp(" "), "\\ " );
 
       OutString += X;
       OutString += "\"";
       X = OutString;
     }
     return X;
 }
 
 
 //
 //
 // ANETNODE
 //
 //
 
 void ANetNode::saveAttributes( QTextStream & TS ) {
     saveSpecificAttribute( TS );
 }
 
 void ANetNode::setAttribute( QString & Attr, QString & Value ){
     setSpecificAttribute( Attr, Value );
 }
 
 bool ANetNode::isToplevel( void ) {
     const char ** P = provides();
     while( *P ) {
       if( strcmp( *P, "fullsetup") == 0 )
         return 1;
       P ++;
     }
     return 0;
 }
 
 bool ANetNode::openFile( SystemFile & SF, 
                             ANetNodeInstance * NNI ) {
     return (NNI ) ? NNI->openFile( SF ) : 0 ;
 }
 
 //
 //
 // ANETNODEINSTANCE
 //
 //
 
 long ANetNodeInstance::InstanceCounter = -1;
 
 void ANetNodeInstance::initialize( void ) {
     if( InstanceCounter == -1 )
       InstanceCounter = time(0);
     // set name
     QString N;
     N.sprintf( "-%ld", InstanceCounter++ );
     N.prepend( NodeType->name() );
     setName( N.latin1() );
 }
 
 void ANetNodeInstance::setAttribute( QString & Attr, QString & Value ){
     if( Attr == "__name" ) {
       setName( Value.latin1() );
     } else {
       setSpecificAttribute( Attr, Value );
     }
 }
 
 void ANetNodeInstance::saveAttributes( QTextStream & TS ) {
     TS << "__name=" << name() << endl;
     saveSpecificAttribute( TS );
 }
 
 ANetNodeInstance * ANetNodeInstance::nextNode( void ) {
     return connection()->findNext( this );
 }
 
 //
 //
 // NODECOLLECTION
 //
 //
 
 NodeCollection::NodeCollection( void ) : QList<ANetNodeInstance>() {
     IsModified = 0;
     Index = -1;
     Name="";
     IsNew = 1;
     CurrentState = Unchecked;
     AssignedInterface = 0;
 }
 
 NodeCollection::NodeCollection( QTextStream & TS ) :
       QList<ANetNodeInstance>() {
     long idx;
     bool InError = 0;
     QString S, A, N;
     IsModified = 0;
     Index = -1;
     Name="";
     IsNew = 0;
     AssignedInterface = 0;
     CurrentState = Unchecked;
 
     do {
       S = TS.readLine();
       if( S.isEmpty() ) {
         if( InError ) {
           // remove all nodes
           clear();
         }
         // empty line
         break;
       }
 
       idx = S.find('=');
       S.stripWhiteSpace();
       A = S.left( idx );
       A.lower();
       N = S.mid( idx+1, S.length() );
       N.stripWhiteSpace();
       N = deQuote( N );
 
       if( A == "name" ) {
         Name = N;
       } else if( A == "number" ) {
         setNumber( N.toLong() );
       } else if( A == "node" ) {
         ANetNodeInstance * NNI = NSResources->findNodeInstance( N );
+        Log(( "Find node %s : %p\n", N.latin1(), NNI ));
         if( NNI && ! InError ) {
-          append( NSResources->findNodeInstance( N ) );
+          append( NNI );
         } else {
           // could not find a node type -> collection invalid
           InError = 1;
         }
       }
     } while( 1 );
 
     Log(( "Profile number %s : %d nodes\n", 
-          N.latin1(), count() ));
+          Name.latin1(), count() ));
 }
 
 
 NodeCollection::~NodeCollection( void ) {
 }
 
 const QString & NodeCollection::description( void ) {
     ANetNodeInstance * NNI = getToplevel();
     return (NNI) ? NNI->runtime()->description() : Name;
 }
 
 void NodeCollection::append( ANetNodeInstance * NNI ) {
     NNI->setConnection( this );
     QList<ANetNodeInstance>::append( NNI );
 }
 
 void NodeCollection::save( QTextStream & TS ) {
 
     TS << "name=" << quote( Name ) << endl;
     TS << "number=" << number() << endl;
     ANetNodeInstance * NNI;
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       NNI = it.current();
       TS << "node=" << NNI->name() << endl;
     }
     TS << endl;
     IsNew = 0;
 }
 
 ANetNodeInstance * NodeCollection::getToplevel( void ) {
     ANetNodeInstance * NNI = 0;
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       NNI = it.current();
       if( NNI->nodeClass()->isToplevel() )
         break;
     }
     return NNI;
 }
 
 ANetNodeInstance * NodeCollection::findByName( const QString & S ) {
     ANetNodeInstance * NNI = 0;
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       NNI = it.current();
       if( NNI->name() == S )
         break;
     }
     return NNI;
 }
 
 ANetNodeInstance * NodeCollection::findNext( ANetNodeInstance * NNI ) {
     ANetNodeInstance * NNNI;
 
     if( ! NNI )
       getToplevel();
 
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       NNNI = it.current();
       if( NNNI == NNI ) {
         ++it;
         return it.current();
       }
     }
     return 0; // no more next
 }
 
 int NodeCollection::compareItems( QCollection::Item I1, 
                                   QCollection::Item I2 ) {
     ANetNodeInstance * NNI1, * NNI2;
     NNI1 = (ANetNodeInstance *)I1;
     NNI2 = (ANetNodeInstance *)I2;
     return strcmp( NNI1->name(), NNI2->name() );
 }
 
 static char * State2PixmapTbl[] = {
     "NULL", // Unchecked : no pixmap
     "check", // Unknown 
     "delete", // unavailable 
     "disabled", // disabled 
     "off", // off 
     "disconnected", // available 
     "connected" // up 
 };
 
 QPixmap NodeCollection::devicePixmap( void ) {
     QPixmap pm = NSResources->getPixmap(
             getToplevel()->nextNode()->pixmapName()+"-large");
 
     QPixmap Mini = NSResources->getPixmap( 
             device()->netNode()->pixmapName() );
 
     if( pm.isNull() || Mini.isNull() )
 	return Resource::loadPixmap("Unknown");
 
     QPainter painter( &pm );
     painter.drawPixmap( pm.width()-Mini.width(), 
                         pm.height()-Mini.height(), 
                         Mini );
     pm.setMask( pm.createHeuristicMask( TRUE ) );
     return pm;
 }
 
 QPixmap NodeCollection::statePixmap( State_t S) {
     return NSResources->getPixmap( State2PixmapTbl[S] );
 }
 
 QString NodeCollection::stateName( State_t S) {
     switch( S ) {
       case Unknown :
         return qApp->translate( "networksettings2", "Unknown");
       case Unavailable :
         return qApp->translate( "networksettings2", "Unavailable");
       case Disabled :
         return qApp->translate( "networksettings2", "Disabled");
       case Off :
         return qApp->translate( "networksettings2", "Inactive");
       case Available :
         return qApp->translate( "networksettings2", "Available");
       case IsUp :
         return qApp->translate( "networksettings2", "Up");
       case Unchecked : /* FT */
       default :
         break;
     }
     return QString("");
 }
 
 void NodeCollection::reassign( void ) {
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       it.current()->setConnection( this );
     }
 }
 
 const QStringList & NodeCollection::triggers() {
     return getToplevel()->runtime()->triggers();
 }
 
 bool NodeCollection::hasDataForFile( SystemFile & S ) {
     return ( firstWithDataForFile( S ) != 0 );
 }
 
 ANetNodeInstance * NodeCollection::firstWithDataForFile( SystemFile & S ) {
     for( QListIterator<ANetNodeInstance> it(*this); 
          it.current();
          ++it ) {
       if( it.current()->hasDataForFile( S ) ) {
         return it.current();
       }
     }
     return 0;
 }
 
 State_t NodeCollection::state( bool Update ) {
     State_t NodeState;
 
     if( CurrentState == Unchecked || Update ) {
       // collect states of all nodes until with get the 'higest'
       // state possible
 
       Log(( "Connection %s state %s\n", 
                 Name.latin1(), StateName[CurrentState] ));
 
       CurrentState = Unknown;
       for( QListIterator<ANetNodeInstance> it(*this); 
            it.current();
            ++it ) {
         Log(( "-> Detect %s\n", it.current()->name() ));
         NodeState = it.current()->runtime()->detectState();
         Log(( "   state %s\n", StateName[NodeState] ));
 
         if( NodeState == Disabled ||
             NodeState == IsUp ) {
           // max
           CurrentState = NodeState;
           break;
         }
 
         if( NodeState > CurrentState ) {
           // higher
           CurrentState = NodeState;
         }
       }
     }
diff --git a/noncore/settings/networksettings2/networksettings2/resources.cpp b/noncore/settings/networksettings2/networksettings2/resources.cpp
index 8b3b4fe..50fb15a 100644
--- a/noncore/settings/networksettings2/networksettings2/resources.cpp
+++ b/noncore/settings/networksettings2/networksettings2/resources.cpp
@@ -1,345 +1,348 @@
 #include <unistd.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <pwd.h>
 #include <qpixmap.h>
 #include <qdir.h>
 #include <qpe/qlibrary.h>
 #include <qpe/qpeapplication.h>
 #include <opie2/odebug.h>
 #include <qtopia/resource.h>
 
 #include "netnode.h"
 #include "resources.h"
 
 #define PLUGINDIR "plugins/networksettings2"
 #define ICONDIR "/pics/networksettings2/"
 
 // single resources instance
 TheNSResources * _NSResources = 0;
 
 TheNSResources::TheNSResources( void ) : NodeTypeNameMap(),
         ConnectionsMap() {
 
     _NSResources = this;
 
     detectCurrentUser();
 
     // load available netnodes
     findAvailableNetNodes(QPEApplication::qpeDir() + PLUGINDIR );
 
     // compile provides and needs lists
     { const char ** NeedsRun;
       QDictIterator<NetNode_t> OuterIt( AllNodeTypes );
       bool Done;
 
       for ( ; OuterIt.current(); ++OuterIt ) {
         // find needs list
         ANetNode::NetNodeList * NNLP = new ANetNode::NetNodeList;
         ANetNode::NetNodeList & NNL = *(NNLP);
 
         // must iterate this way to avoid duplication pointers
         for ( QDictIterator<NetNode_t> InnerIt( AllNodeTypes );
               InnerIt.current(); ++InnerIt ) {
           if( InnerIt.current() == OuterIt.current() )
             // avoid recursive 
             continue;
 
           const char ** Provides = InnerIt.current()->NetNode->provides();
           NeedsRun = OuterIt.current()->NetNode->needs();
 
           for( ; *NeedsRun; NeedsRun ++ ) {
             const char ** PRun;
             PRun = Provides;
             for( ; *PRun; PRun ++ ) {
               if( strcmp( *PRun, *NeedsRun ) == 0 ) {
                 // inner provides what outer needs
                 NNL.resize( NNL.size() + 1 );
                 NNL[NNL.size()-1] = InnerIt.current()->NetNode;
                 Done = 1; // break from 2 loops
                 break;
               }
             }
           }
         }
         OuterIt.current()->NetNode->setAlternatives( NNLP );
       }
     }
 
     // define built in Node types to Description map
     addNodeType( "device", tr( "Network Device" ),
          tr( "<p>Devices that can handle IP packets</p>" ) );
     addNodeType( "line", tr( "Character device" ),
          tr( "<p>Devices that can handle single bytes</p>" ) );
     addNodeType( "connection", tr( "IP Connection" ),
          tr( "<p>Nodes that provide working IP connections</p>" ) );
     addNodeType( "fullsetup", tr( "Connection Profile" ),
          tr( "<p>Fully configured connection profile</p>" ) );
     addNodeType( "GPRS", tr( "Connection to GPRS device" ),
          tr( "<p>Connection to a GPRS capable device</p>" ) );
 
     // get access to the system
     TheSystem = new System();
 
 }
 
 TheNSResources::~TheNSResources( void ) {
     delete TheSystem;
 }
 
 void TheNSResources::addNodeType( const QString & ID, 
                                      const QString & Name,
                                      const QString & Descr ) {
     if( NodeTypeNameMap[ID].isEmpty() ) {
       NodeTypeNameMap.insert( ID, Name );
       NodeTypeDescriptionMap.insert( ID, Descr );
     }
 }
 
 void TheNSResources::addSystemFile( const QString & ID, 
                                     const QString & P,
                                     bool KDI ) {
     if( ! SystemFiles.find( ID ) ) {
       // new system file
       SystemFiles.insert( ID, new SystemFile( ID, P, KDI ) ); 
     } // else existed
 }
 
 void TheNSResources::busy( bool ) {
 /*
       if( B ) {
         ShowWait->show();
         qApp->process
       } else {
         ShowWait->hide();
       }
 */
 }
 
 /**
  * Load all modules that are found in the path
  * @param path a directory that is scaned for any plugins that can be loaded
  *  and attempts to load them
  */
 void TheNSResources::findAvailableNetNodes(const QString &path){
 
     Log(("Locate plugins in %s\n", path.latin1() ));
     QDir d(path);
     if(!d.exists())
       return;
 
     QString lang = ::getenv("LANG");
     
     // Don't want sym links
     d.setFilter( QDir::Files | QDir::NoSymLinks );
     const QFileInfoList *list = d.entryInfoList();
     QFileInfoListIterator it( *list );
     QFileInfo *fi;
 
     while ( (fi=it.current()) ) {
 
       if( fi->fileName().contains(".so")){
         /* if loaded install translation */
         if( loadNetNode(path + "/" + fi->fileName()) ) {
+          Log(( "Loading plugin %s\n", fi->fileName().latin1()));
           QTranslator *trans = new QTranslator(qApp);
           QString fn = QPEApplication::qpeDir()+
                     "/i18n/"+lang+"/"+ 
                     fi->fileName().left( fi->fileName().find(".") )+
                     ".qm";
 
           if( trans->load( fn ) )
               qApp->installTranslator( trans );
           else
               delete trans;
+        } else {
+          Log(( "Error loading plugin %s\n", fi->fileName().latin1()));
         }
       }
       ++it;
     }
 }
 
 // used to find unique connection number
 int TheNSResources::assignConnectionNumber( void ) {
       bool found = 1;
       for( int trial = 0; ; trial ++ ) {
         found = 1; 
         for( QDictIterator<NodeCollection> it(ConnectionsMap);
              it.current();
              ++it ) {
           if( it.current()->number() == trial ) {
             found = 0;
             break;
           }
         }
 
         if( found ) {
           Log(("Assign profile number %d\n", trial ));
           return trial;
         }
       }
 }
 
 /**
  * Attempt to load a function and resolve a function.
  * @param pluginFileName - the name of the file in which to attempt to load
  * @param resolveString - function pointer to resolve
  * @return true of loading is successful
  */
 bool TheNSResources::loadNetNode(
       const QString &pluginFileName, const QString &resolveString){
 
     QLibrary *lib = new QLibrary(pluginFileName);
     void * res = lib->resolve(resolveString);
     if( ! res ){
       delete lib;
       return 0;
     }
 
     GetNetNodeListFt_t getNetNodeList = (GetNetNodeListFt_t)res;
     
     // Try to get an object.
     QList<ANetNode> PNN;
 
     getNetNodeList( PNN );
     if( PNN.isEmpty() ) {
       delete lib;
       return 0;
     }
 
     ANetNode * NNP;
     for( QListIterator<ANetNode> it(PNN);
          it.current();
          ++it ) {
       NetNode_t * NN;
 
       NNP = it.current();
       NN = new NetNode_t;
       NN->NetNode = NNP;
       NN->TheLibrary = lib;
       NN->NodeCountInLib = PNN.count();
 
       // store mapping
       AllNodeTypes.insert( NN->NetNode->name(), NN );
     }
 
     return 1;
 }
 
 QPixmap TheNSResources::getPixmap( const QString & QS ) {
     QPixmap P;
     QString S("networksettings2/");
     S += QS;
     P = Resource::loadPixmap( S );
     if( P.isNull() ) {
       Log(( "Cannot load %s\n", S.latin1() ));
     }
     return ( P.isNull() ) ? QPixmap() : P;
 }
 
 QString TheNSResources::tr( const char * s ) {
     return qApp->translate( "resource", s );
 }
 
 const QString & TheNSResources::netNode2Name( const char * s ) {
     return NodeTypeNameMap[s];
 }
 
 const QString & TheNSResources::netNode2Description( const char * s ) {
     return NodeTypeDescriptionMap[s];
 }
 
 void TheNSResources::addConnection( NodeCollection * NC ) {
       ANetNodeInstance * NNI;
       ConnectionsMap.insert( NC->name(), NC );
       // add (new) nodes to NodeList
       for( QListIterator<ANetNodeInstance> it(*NC);
            it.current();
            ++it ) {
         NNI = it.current();
         if( findNodeInstance( NNI->name() ) == 0 ) {
           // new item
           addNodeInstance( NNI );
         }
       }
 }
 
 void TheNSResources::removeConnection( const QString & N ) {
       NodeCollection * NC = findConnection( N );
       if( ! NC )
         return;
 
       // delete netnodes in this connection
       ANetNodeInstance * NNI;
       for( NNI = NC->first(); NNI != 0; NNI = NC->next() ) {
         removeNodeInstance( NNI->name() );
       }
       ConnectionsMap.remove( N ); 
 }
 
 NodeCollection * TheNSResources::findConnection( const QString & S ) {
       return ConnectionsMap[ S ];
 }
 
 NodeCollection *  TheNSResources::getConnection( int nr ) {
       for( QDictIterator<NodeCollection> it(ConnectionsMap);
            it.current();
            ++it ) {
         if( it.current()->number() == nr ) {
           return it.current();
         }
       }
       return 0;
 }
 /*
 void TheNSResources::renumberConnections( void ) {
       Name2Connection_t & M = NSResources->connections();
       NodeCollection * NC;
 
       // for all connections
       NodeCollection::resetMaxNr();
       for( QDictIterator<NodeCollection> it(M);
            it.current();
            ++it ) {
         NC = it.current();
         NC->setNumber( NC->maxConnectionNumber()+1 );
         NC->setModified( 1 );
       }
 }
 */
 
 typedef struct EnvVars {
       char * Name;
       int Len;
 } EnvVar_t;
 
 #define AnEV(x) x, sizeof(x)-1
 
 static EnvVar_t EV[] = {
     AnEV( "HOME" ),
     AnEV( "LOGNAME" ),
     AnEV( "USER" ),
     AnEV( "LD_LIBRARY_PATH" ),
     AnEV( "PATH" ),
     AnEV( "QTDIR" ),
     AnEV( "OPIEDIR" ),
     AnEV( "SHELL" ),
     { NULL, 0 }
 };
 
 void TheNSResources::detectCurrentUser( void ) {
     // find current running qpe
     QString QPEEnvFile = "";
 
     CurrentUser.UserName = "";
     CurrentUser.HomeDir = "";
 
     if( getenv( "OPIEDIR" ) == 0 ) {
       // nothing known 
       { // open proc dir and find all dirs in it
         QRegExp R("[0-9]+");
         QDir ProcDir( "/proc" );
         QFileInfo FI;
         QStringList EL = ProcDir.entryList( QDir::Dirs );
 
         // print it out
         for ( QStringList::Iterator it = EL.begin(); 
               it != EL.end(); 
diff --git a/noncore/settings/networksettings2/networksettings2/resources.h b/noncore/settings/networksettings2/networksettings2/resources.h
index 634cd39..5d90286 100644
--- a/noncore/settings/networksettings2/networksettings2/resources.h
+++ b/noncore/settings/networksettings2/networksettings2/resources.h
@@ -1,143 +1,144 @@
 #ifndef __RESOURCES__H
 #define __RESOURCES__H
 
 #include <qstring.h>
 #include <qdict.h>
 #include <qmap.h>
 #include <qlist.h>
 #include "netnode.h"
 #include "systemfile.h"
 #include "system.h"
 
 class QLibrary;
 class QPixmap;
 class ANetNode;
 class ANetNodeInstance;
 
 typedef void (*GetNetNodeListFt_t)(QList<ANetNode>& PNN );
 
 typedef struct NetNode_S {
         ANetNode * NetNode;
         QLibrary * TheLibrary;
         long NodeCountInLib;
 } NetNode_t;
 
 class CurrentQPEUser {
 
 public :
         CurrentQPEUser() : UserName(), HomeDir(), EnvList() {}
 
         inline bool known( void )
           { return ! HomeDir.isEmpty() && ! UserName.isEmpty(); }
 
         QString        UserName;
         QString        HomeDir;
         int            Uid;
         int            Gid;
         QArray<char *> EnvList;
 };
 
 typedef QDict<NetNode_t> Name2NetNode_t;
 typedef QDict<ANetNodeInstance > Name2Instance_t;
 typedef QDict<NodeCollection> Name2Connection_t;
 typedef QDict<SystemFile> Name2SystemFile_t;
 
 class TheNSResources {
 
 public :
 
     TheNSResources( void );
     ~TheNSResources( );
 
     // give busy feedback
     void busy( bool B );
 
     System & system()
       { return *TheSystem; }
 
     int assignConnectionNumber(void);
     QPixmap getPixmap( const QString & Name );
 
     Name2NetNode_t & netNodes( void ) 
       { return AllNodeTypes; }
     bool netNodeExists( const QString & X )
       { return AllNodeTypes.find(X)!=0; }
     ANetNode * findNetNode( const QString & N )
       { NetNode_t * NNT = AllNodeTypes.find(N);
         return (NNT) ? NNT->NetNode : 0;
       }
 
     // define new plugin (=node)
     void addNodeType( const QString & ID,
                       const QString & LongName,
                       const QString & Description );
 
     Name2SystemFile_t & systemFiles( void )
       { return SystemFiles; }
     void addSystemFile( const QString & ID, 
                         const QString & P,
                         bool KDI );
 
     ANetNodeInstance * createNodeInstance( const QString & S )
       { ANetNodeInstance * NNI = 0;
+        printf( "Find node type %s\n", S.latin1() );
         NetNode_t * NNT = AllNodeTypes[S];
         if( ! NNT ) {
           return 0;
         }
         NNI = NNT->NetNode->createInstance();
         NNI->initialize();
         return NNI;
       }
 
     Name2Instance_t & netNodeInstances( void ) 
       { return AllNodes; }
     void addNodeInstance( ANetNodeInstance * I )
       { AllNodes.insert( I->name(), I ); }
     void removeNodeInstance( const QString & N )
       { AllNodes.remove( N );}
     ANetNodeInstance * findNodeInstance( const QString & S )
-      { return (AllNodes.find(S)!=0) ? AllNodes[S] : 0; }
+      { return AllNodes[S]; }
 
     const QString & netNode2Name( const char * Type );
     const QString & netNode2Description( const char * Type );
 
     void addConnection( NodeCollection * NC );
     void removeConnection( const QString & N );
     NodeCollection * findConnection( const QString & N );
     NodeCollection * getConnection( int nr );
     Name2Connection_t & connections( void )
       { return ConnectionsMap; }
 
     inline bool userKnown( void )
       { return CurrentUser.known(); }
     CurrentQPEUser & currentUser( void )
       { return CurrentUser; }
 
 private :
 
     void detectCurrentUser( void );
     QString tr( const char * path );
     void findAvailableNetNodes( const QString &path );
     bool loadNetNode(
          const QString &pluginFileName,
          const QString &resolveString = "create_plugin");
 
     QMap< QString, QString>   NodeTypeNameMap;
     QMap< QString, QString>   NodeTypeDescriptionMap;
     Name2Connection_t ConnectionsMap;
     System * TheSystem;
     Name2SystemFile_t SystemFiles;
 
     // all node type classes 
     Name2NetNode_t      AllNodeTypes;
 
     // all nodes
     Name2Instance_t     AllNodes;
 
     CurrentQPEUser      CurrentUser;
 };
 
 extern TheNSResources * _NSResources;
 #define NSResources _NSResources
 
 #endif