added preliminary edit dialogs

default config added

15 files changed, 156 insertions, 66 deletions

diff --git a/noncore/multimedia/tonleiter/editinst.cpp b/noncore/multimedia/tonleiter/editinst.cpp
new file mode 100644
index 0000000..1eba4dc
--- a/dev/null
+++ b/noncore/multimedia/tonleiter/editinst.cpp
@@ -0,0 +1,14 @@
+#include "editinst.h"
+
+Menu::InstEditDialog::InstEditDialog(TonleiterData* data,QWidget* parent,const char* name)
+:QDialog(parent,name,true,0),data(data)
+{
+    setCaption("Tonleiter::"+tr("Instrument"));
+    showMaximized();
+}
+//****************************************************************************
+Menu::InstEditDialog::~InstEditDialog()
+{
+}
+//****************************************************************************
+//****************************************************************************
diff --git a/noncore/multimedia/tonleiter/editinst.h b/noncore/multimedia/tonleiter/editinst.h
new file mode 100644
index 0000000..e7eba15
--- a/dev/null
+++ b/noncore/multimedia/tonleiter/editinst.h
@@ -0,0 +1,23 @@
+#ifndef TONLEITER_EDIT_INSTRUMENT_DIALOG_H
+#define TONLEITER_EDIT_INSTRUMENT_DIALOG_H
+
+#include <qdialog.h>
+
+#include "tonleiterdata.h"
+
+using namespace Data;
+
+namespace Menu
+{
+    class InstEditDialog : public QDialog
+    {
+        Q_OBJECT
+    private:
+        TonleiterData* data;
+    public:
+        InstEditDialog(TonleiterData* data,QWidget* parent,const char* name="InstEditDialog");
+        ~InstEditDialog();
+    };
+};
+
+#endif //TONLEITER_EDIT_INSTRUMENT_DIALOG_H
diff --git a/noncore/multimedia/tonleiter/editscale.cpp b/noncore/multimedia/tonleiter/editscale.cpp
new file mode 100644
index 0000000..593a150
--- a/dev/null
+++ b/noncore/multimedia/tonleiter/editscale.cpp
@@ -0,0 +1,14 @@
+#include "editscale.h"
+
+Menu::ScaleEditDialog::ScaleEditDialog(TonleiterData* data,QWidget* parent,const char* name)
+:QDialog(parent,name,true,0),data(data)
+{
+    setCaption("Tonleiter::"+tr("Scale"));
+    showMaximized();
+}
+//****************************************************************************
+Menu::ScaleEditDialog::~ScaleEditDialog()
+{
+}
+//****************************************************************************
+//****************************************************************************
diff --git a/noncore/multimedia/tonleiter/editscale.h b/noncore/multimedia/tonleiter/editscale.h
new file mode 100644
index 0000000..0e5eb1c
--- a/dev/null
+++ b/noncore/multimedia/tonleiter/editscale.h
@@ -0,0 +1,23 @@
+#ifndef TONLEITER_EDIT_SCALE_DIALOG_H
+#define TONLEITER_EDIT_SCALE_DIALOG_H
+
+#include <qdialog.h>
+
+#include "tonleiterdata.h"
+
+using namespace Data;
+
+namespace Menu
+{
+    class ScaleEditDialog : public QDialog
+    {
+        Q_OBJECT
+    private:
+        TonleiterData* data;
+    public:
+        ScaleEditDialog(TonleiterData* data,QWidget* parent,const char* name="ScaleEditDialog");
+        ~ScaleEditDialog();
+    };
+};
+
+#endif //TONLEITER_EDIT_SCALE_DIALOG_H
diff --git a/noncore/multimedia/tonleiter/fretboard.cpp b/noncore/multimedia/tonleiter/fretboard.cpp
index 57806be..7936c83 100644
--- a/noncore/multimedia/tonleiter/fretboard.cpp
+++ b/noncore/multimedia/tonleiter/fretboard.cpp
@@ -1,36 +1,36 @@
 #include "fretboard.h"
 
 #include <qpainter.h>
 
-FretBoard::FretBoard(TonleiterData* data,QWidget* parent,const char* name,WFlags f)
+Graph::FretBoard::FretBoard(TonleiterData* data,QWidget* parent,const char* name,WFlags f)
 :QWidget(parent,name,f),data(data)
 {
     setBackgroundColor(QColor(0,0,0));
     fretpen=QPen(QColor(155,155,155),0);
     markerbrush=QBrush(QColor(155,155,155));
     stringpen=QPen(QColor(255,255,255),3);
     connect(data,SIGNAL(dataChange()),this,SLOT(dataChange()));
 }
 //****************************************************************************
-FretBoard::~FretBoard()
+Graph::FretBoard::~FretBoard()
 {
 }
 //****************************************************************************
-void FretBoard::dataChange()
+void Graph::FretBoard::dataChange()
 {
     repaint(true);
 }
 //****************************************************************************
-void FretBoard::paintEvent(QPaintEvent* pe)
+void Graph::FretBoard::paintEvent(QPaintEvent* pe)
 {
     Q_UNUSED(pe);
 
     int instid=data->getCurrentInstrumentID();
     inst=data->getInstrument(instid);
     //qDebug("inst %d  is %s",instid,inst.instName().data());
 
     QRect mysize=rect();
 
     xmargin=(int)(mysize.width()*0.05);
     xmin=2*xmargin;
     xmax=mysize.width()-xmargin;
@@ -39,40 +39,40 @@ void FretBoard::paintEvent(QPaintEvent* pe)
     ymargin=(int)(mysize.height()*0.1);
     ymin=ymargin;
     ymax=mysize.height()-2*ymargin;
     yheight=ymax-ymin;
 
     QPainter p(this);
     paintBoard(&p);
     paintFrets(&p);
     paintStrings(&p);
     paintScale(&p);
 }
 //****************************************************************************
-void FretBoard::resizeEvent(QResizeEvent* re)
+void Graph::FretBoard::resizeEvent(QResizeEvent* re)
 {
     Q_UNUSED(re);
 }
 //****************************************************************************
-void FretBoard::paintBoard(QPainter* p)
+void Graph::FretBoard::paintBoard(QPainter* p)
 {
     //debug
     QColor bgc=QColor(142,138,120);
     p->setPen(QPen(bgc,5));
     p->setBrush(QBrush(bgc));
     p->drawRect(xmin,ymin,xwidth,yheight);
 
 }
 //****************************************************************************
-void FretBoard::paintFrets(QPainter* p)
+void Graph::FretBoard::paintFrets(QPainter* p)
 {
         //draw frets
     p->setPen(fretpen);
     p->setBrush(markerbrush);
     fretdist=(double)(xwidth)/(double)(inst.noOfFrets());
 
     int markerwidth = (int)(fretdist/4.0);
     if(markerwidth>5)
         markerwidth=5;
     else if(markerwidth<2)
         markerwidth=2;
 
@@ -90,42 +90,42 @@ void FretBoard::paintFrets(QPainter* p)
         {
             p->drawEllipse(fretpos+xmin,ymax+ymargin,markerwidth,markerwidth);
         }
         else if(marker==0 && f!=0)
         {
             p->drawEllipse(fretpos+xmin,ymax+ymargin+2*markerwidth,markerwidth,markerwidth);
             p->drawEllipse(fretpos+xmin,ymax+ymargin-2*markerwidth,markerwidth,markerwidth);
         }
 
     }
 }
 //****************************************************************************
-void FretBoard::paintStrings(QPainter* p)
+void Graph::FretBoard::paintStrings(QPainter* p)
 {
     //draw strings
     p->setPen(stringpen);
 
     stringdist=(double)(yheight)/(double)(inst.noOfStrings()-1);
     for(int s=0;s<inst.noOfStrings();s++)
     {
         int stringpos=(int)(stringdist*s);
         p->drawLine(xmin,stringpos+ymin,xmax,stringpos+ymin);
 
         int stinglabelid=inst.noOfStrings()-(s+1);
         QString label=Note::getNameOfNote(inst.string(stinglabelid));
         p->drawText(xmargin/2,stringpos+ymin,label);
     }
 }
 //****************************************************************************
-void FretBoard::paintScale(QPainter* p)
+void Graph::FretBoard::paintScale(QPainter* p)
 {
     int dotsize=10;
     int scaleid=data->getCurrentScaleID();
     Scale scale=data->getScale(scaleid);
 
     int colorstart=255%inst.noOfOctaves();
     int colorintervall=(255-colorstart)/inst.noOfOctaves();
 
     for(int s=0;s<inst.noOfStrings();s++)
     {
         int y=(int)(stringdist*s)+ymin;
         int stingid=inst.noOfStrings()-(s+1);
diff --git a/noncore/multimedia/tonleiter/fretboard.h b/noncore/multimedia/tonleiter/fretboard.h
index eb509b0..458c733 100644
--- a/noncore/multimedia/tonleiter/fretboard.h
+++ b/noncore/multimedia/tonleiter/fretboard.h
@@ -1,23 +1,27 @@
 #ifndef TONLEITER_FRET_BOARD_H
 #define TONLEITER_FRET_BOARD_H
 
 #include <qbrush.h>
 #include <qpen.h>
 #include <qvaluelist.h>
 #include <qwidget.h>
 
 
 #include "tonleiterdata.h"
 
+using namespace Data;
+
+namespace Graph
+{
 class FretBoard : public QWidget
 {
     Q_OBJECT
 private:
     TonleiterData* data;
 
     QPen fretpen;
     QBrush markerbrush;
     QPen stringpen;
 
     Instrument inst;
 
@@ -33,22 +37,20 @@ private:
 
     double fretdist;
     double stringdist;
 
 public:
     FretBoard(TonleiterData* data,QWidget* parent,const char* name="FretBoard",WFlags f=0);
     virtual ~FretBoard();
 private slots:
     void dataChange();
 private:
     void paintEvent(QPaintEvent* pe);
     void resizeEvent(QResizeEvent* re);
-    //void mousePressEvent(QMouseEvent* mpe);
-    //void mouseMoveEvent(QMouseEvent* mme);
-    //void mouseReleaseEvent(QMouseEvent* mre);
     void paintBoard(QPainter* p);
     void paintFrets(QPainter* p);
     void paintStrings(QPainter* p);
     void paintScale(QPainter* p);
 };
+};
 
 #endif //TONLEITER_FRET_BOARD_H
diff --git a/noncore/multimedia/tonleiter/mainwidget.cpp b/noncore/multimedia/tonleiter/mainwidget.cpp
index 0a20b9e..f09207b 100644
--- a/noncore/multimedia/tonleiter/mainwidget.cpp
+++ b/noncore/multimedia/tonleiter/mainwidget.cpp
@@ -1,28 +1,28 @@
 #include "mainwidget.h"
 
 #include <qwidget.h>
 #include <qlayout.h>
 
 MainWidget::MainWidget(QWidget* parent,const char* name,WFlags f)
 :QMainWindow(parent,name,f)
 {
     setCaption("Tonleiter");
-    data=new TonleiterData(this);
+    data=new Data::TonleiterData(this);
 
     QWidget* mainwidget=new QWidget(this,"mainwidget");
     setCentralWidget(mainwidget);
     QBoxLayout* mainlayout=new QBoxLayout(mainwidget,QBoxLayout::TopToBottom);
 
-    menuwidget=new MenuWidget(data,mainwidget);
+    menuwidget=new Menu::MenuWidget(data,mainwidget);
     mainlayout->addWidget(menuwidget);
 
-    fretboard=new FretBoard(data,mainwidget);
+    fretboard=new Graph::FretBoard(data,mainwidget);
     mainlayout->addWidget(fretboard);
 
 }
 //****************************************************************************
 MainWidget::~MainWidget()
 {
 }
 //****************************************************************************
 //****************************************************************************
diff --git a/noncore/multimedia/tonleiter/mainwidget.h b/noncore/multimedia/tonleiter/mainwidget.h
index 71b5ba9..9bb593c 100644
--- a/noncore/multimedia/tonleiter/mainwidget.h
+++ b/noncore/multimedia/tonleiter/mainwidget.h
@@ -2,21 +2,21 @@
 #define TONLEITER_MAINWIDGET_H
 
 #include <qmainwindow.h>
 
 #include "fretboard.h"
 #include "menuwidget.h"
 #include "tonleiterdata.h"
 
 class MainWidget : public QMainWindow
 {
     Q_OBJECT
 private:
-    TonleiterData* data;
-    MenuWidget* menuwidget;
-    FretBoard* fretboard;
+    Data::TonleiterData* data;
+    Menu::MenuWidget* menuwidget;
+    Graph::FretBoard* fretboard;
 public:
     MainWidget(QWidget* parent=0,const char* name="MainWidget",WFlags f=0);
     virtual ~MainWidget();
 };
 
 #endif //TONLEITER_MAINWIDGET_H
diff --git a/noncore/multimedia/tonleiter/menuwidget.cpp b/noncore/multimedia/tonleiter/menuwidget.cpp
index 3dfa09d..1e3742c 100644
--- a/noncore/multimedia/tonleiter/menuwidget.cpp
+++ b/noncore/multimedia/tonleiter/menuwidget.cpp
@@ -1,60 +1,77 @@
 #include "menuwidget.h"
 
 #include <qlabel.h>
 #include <qlayout.h>
 
-MenuWidget::MenuWidget(TonleiterData* data,QWidget* parent,const char* name,WFlags f)
+#include "editinst.h"
+#include "editscale.h"
+
+Menu::MenuWidget::MenuWidget(TonleiterData* data,QWidget* parent,const char* name,WFlags f)
 :QWidget(parent,name,f),data(data)
 {
     QGridLayout* layout=new QGridLayout(this,3,3,10,-1,"menulayout");
 
     QLabel* instLabel=new QLabel(tr("Instr."),this,"instLabel");
     layout->addWidget(instLabel,0,0);
     boxInst=new QComboBox(this,"boxInst");
     connect(boxInst,SIGNAL(activated(int)),data,SLOT(setCurrentInstrumetID(int)));
     layout->addWidget(boxInst,0,1);
     editInst=new QPushButton(tr("Edit"),this,"editInst");
+    connect(editInst,SIGNAL(pressed()),this,SLOT(editInstPressed()));
     layout->addWidget(editInst,0,2);
 
     QLabel* noteLabel=new QLabel(tr("Note"),this,"noteLabel");
     layout->addWidget(noteLabel,1,0);
     boxNote=new QComboBox(this,"boxNote");
     connect(boxNote,SIGNAL(activated(int)),data,SLOT(setCurrentNote(int)));
     layout->addWidget(boxNote,1,1);
     for(int a=0;a<12;a++)
         boxNote->insertItem(Note::notenames[a],a);
     boxNote->setCurrentItem(data->getCurrentBaseNote());
     noteCheck=new QCheckBox(tr("show"),this,"noteCheck");
     noteCheck->setChecked(data->isDrawNames());
     connect(noteCheck,SIGNAL(toggled(bool)),data,SLOT(setDrawNames(bool)));
     layout->addWidget(noteCheck,1,2);
 
     QLabel* scaleLabel=new QLabel(tr("Scale"),this,"scaleLabel");
     layout->addWidget(scaleLabel,2,0);
     boxScale=new QComboBox(this,"boxScale");
     connect(boxScale,SIGNAL(activated(int)),data,SLOT(setCurrentScaleID(int)));
     layout->addWidget(boxScale,2,1);
     editScale=new QPushButton(tr("Edit"),this,"editScale");
+    connect(editScale,SIGNAL(pressed()),this,SLOT(editScalePressed()));
     layout->addWidget(editScale,2,2);
 
     updateBoxes();
 
 }
 //****************************************************************************
-MenuWidget::~MenuWidget()
+Menu::MenuWidget::~MenuWidget()
+{
+}
+//****************************************************************************
+void Menu::MenuWidget::editInstPressed()
+{
+    InstEditDialog* instdialog=new InstEditDialog(data,this);
+    instdialog->exec();
+}
+//****************************************************************************
+void Menu::MenuWidget::editScalePressed()
 {
+    ScaleEditDialog* scaledialog=new ScaleEditDialog(data,this);
+    scaledialog->exec();
 }
 //****************************************************************************
-void MenuWidget::updateBoxes()
+void Menu::MenuWidget::updateBoxes()
 {
     boxInst->clear();
 
     for(int i=0;i<data->noOfInstruments();i++)
     {
         Instrument inst=data->getInstrument(i);
         QString name=inst.instName();
         if(name.isNull()) continue;
         boxInst->insertItem(name,i);
     }
     boxInst->setCurrentItem(data->getCurrentInstrumentID());
 
diff --git a/noncore/multimedia/tonleiter/menuwidget.h b/noncore/multimedia/tonleiter/menuwidget.h
index 2635f8a..044a3e6 100644
--- a/noncore/multimedia/tonleiter/menuwidget.h
+++ b/noncore/multimedia/tonleiter/menuwidget.h
@@ -1,30 +1,37 @@
 #ifndef TONLEITER_MENU_WIDGET_H
 #define TONLEITER_MENU_WIDGET_H
 
 #include <qcheckbox.h>
 #include <qcombobox.h>
 #include <qpushbutton.h>
 #include <qwidget.h>
 #include <qlabel.h>
 
 #include "tonleiterdata.h"
 
+using namespace Data;
+namespace Menu
+{
 class MenuWidget : public QWidget
 {
     Q_OBJECT
 private:
     TonleiterData* data;
     QComboBox* boxInst;
     QPushButton* editInst;
     QComboBox* boxNote;
     QCheckBox* noteCheck;
     QComboBox* boxScale;
     QPushButton* editScale;
 public:
     MenuWidget(TonleiterData* data,QWidget* parent,const char* name="MenuWidget",WFlags f=0);
     ~MenuWidget();
+    private slots:
+        void editInstPressed();
+        void editScalePressed();
 public slots:
     void updateBoxes();
 };
+};
 
 #endif //TONLEITER_MENU_WIDGET_H
diff --git a/noncore/multimedia/tonleiter/tonleiter.pro b/noncore/multimedia/tonleiter/tonleiter.pro
index bf19c3a..2b0a798 100644
--- a/noncore/multimedia/tonleiter/tonleiter.pro
+++ b/noncore/multimedia/tonleiter/tonleiter.pro
@@ -1,13 +1,13 @@
 TEMPLATE  = app
 #CONFIG   = qt warn_on debug
 CONFIG    = qt warn_on release
-HEADERS   = mainwidget.h tonleiterdata.h tonleiterdatahelper.h fretboard.h menuwidget.h
-SOURCES   = mainwidget.cpp tonleiterdata.cpp tonleiterdatahelper.cpp fretboard.cpp menuwidget.cpp main.cpp
+HEADERS   = mainwidget.h tonleiterdata.h tonleiterdatahelper.h fretboard.h menuwidget.h editinst.h editscale.h
+SOURCES   = mainwidget.cpp tonleiterdata.cpp tonleiterdatahelper.cpp fretboard.cpp menuwidget.cpp main.cpp editinst.cpp editscale.cpp
 INCLUDEPATH += $(OPIEDIR)/include
 DEPENDPATH  += $(OPIEDIR)/include
 LIBS            += -lqpe 
 INTERFACES  =
 TARGET    = tonleiter
 DESTDIR = $(OPIEDIR)/bin
 #TMAKE_CXXFLAGS += -DQT_QWS_VERCEL_IDR -DQWS -fno-exceptions -fno-rtti
 include ( $(OPIEDIR)/include.pro )
diff --git a/noncore/multimedia/tonleiter/tonleiterdata.cpp b/noncore/multimedia/tonleiter/tonleiterdata.cpp
index e1ecb5a..946d4e3 100644
--- a/noncore/multimedia/tonleiter/tonleiterdata.cpp
+++ b/noncore/multimedia/tonleiter/tonleiterdata.cpp
@@ -1,16 +1,19 @@
 #include "tonleiterdata.h"
 
 #include <qpe/config.h>
 
+using namespace Data;
+
+
 TonleiterData::TonleiterData(QObject* parent)
 :QObject(parent)
 {
     drawnames=true;
     loadData();
 }
 //****************************************************************************
 TonleiterData::~TonleiterData()
 {
     saveData();
 }
 //****************************************************************************
@@ -40,68 +43,48 @@ void TonleiterData::setCurrentNote(int id)
         emit dataChange();
     }
 }
 //****************************************************************************
 void TonleiterData::setDrawNames(bool dn)
 {
     drawnames=dn;
     emit dataChange();
 }
 //****************************************************************************
 void TonleiterData::loadData()
 {
-/*
-    QValueList<int> strings1;
-    strings1.append(Note::getNoteFromName("B",0));
-    strings1.append(Note::getNoteFromName("E",1));
-    strings1.append(Note::getNoteFromName("A",1));
-    strings1.append(Note::getNoteFromName("D",2));
-    strings1.append(Note::getNoteFromName("G",2));
-    strings1.append(Note::getNoteFromName("C",3));
-    instruments.append(Instrument("Thumb6",26,strings1));
-
-    QValueList<int> strings2;
-    strings2.append(Note::getNoteFromName("E",1));
-    strings2.append(Note::getNoteFromName("A",1));
-    strings2.append(Note::getNoteFromName("D",2));
-    strings2.append(Note::getNoteFromName("G",2));
-    instruments.append(Instrument("Bass 4",12,strings2));
-
-    currentInstrumentID=1;
-
-    QValueList<int> scale1;
-    scale1.append(0);
-    scale1.append(2);
-    scale1.append(3);
-    scale1.append(5);
-    scale1.append(7);
-    scale1.append(8);
-    scale1.append(10);
-    scales.append(Scale("Minor",scale1));
-
-    QValueList<int> scale2;
-    scale2.append(0);
-    scale2.append(2);
-    scale2.append(4);
-    scale2.append(5);
-    scale2.append(7);
-    scale2.append(9);
-    scale2.append(10);
-    scales.append(Scale("Major",scale2));
+    Config load("Tonleiter");
+    if(!load.isValid())
+    {
+        //write some default values
+        load.setGroup("General");
+        load.writeEntry("currentInstrumentID",1);
+        load.writeEntry("currentNote",0);
+        load.writeEntry("currentScaleID",1);
+        load.writeEntry("drawnames",1);
+        load.setGroup("Instrument");
+        load.writeEntry("Inst0","Thumb6;26;11;16;21;26;31;36;");
+        load.writeEntry("Inst1","Bass 4;12;16;21;26;31;");
+        load.writeEntry("noOfInstruments",2);
+        load.setGroup("Scale");
+        load.writeEntry("Scale0","ionian;0;2;4;5;7;9;11;");
+        load.writeEntry("Scale1","aeolian;0;2;3;5;7;8;10;");
+        load.writeEntry("Scale2","dorian;0;2;3;5;7;9;10;");
+        load.writeEntry("Scale3","phrygian;0;1;3;5;7;8;10;");
+        load.writeEntry("Scale4","lydian;0;2;4;6;7;9;11;");
+        load.writeEntry("Scale5","mixolyd.;0;2;4;5;7;9;10;");
+        load.writeEntry("noOfScales",6);
 
-    currentScaleID=0;
+    }
 
-    currentNote=Note::getNoteFromName("A",0);
-*/
-    Config load("Tonleiter");
     load.setGroup("General");
     currentNote=load.readNumEntry("currentNote");
     drawnames=load.readBoolEntry("drawnames");
     currentInstrumentID=load.readNumEntry("currentInstrumentID");
     currentScaleID=load.readNumEntry("currentScaleID");
 
     load.setGroup("Instrument");
     int noOfInstr=load.readNumEntry("noOfInstruments",0);
     for(int i=0;i<noOfInstr;i++)
     {
         QStringList instlist=load.readListEntry("Inst"+QString::number(i),';');
         QValueList<int> strings;
diff --git a/noncore/multimedia/tonleiter/tonleiterdata.h b/noncore/multimedia/tonleiter/tonleiterdata.h
index a5e6884..71d05fd 100644
--- a/noncore/multimedia/tonleiter/tonleiterdata.h
+++ b/noncore/multimedia/tonleiter/tonleiterdata.h
@@ -1,19 +1,21 @@
 #ifndef TONLEITER_DATA_H
 #define TONLEITER_DATA_H
 
 #include <qobject.h>
 
 #include "tonleiterdatahelper.h"
 
+namespace Data
+{
 class TonleiterData : public QObject
 {
     Q_OBJECT
 private:
     QValueList<Instrument> instruments;
     int currentInstrumentID;
 
     QValueList<Scale> scales;
     int currentScaleID;
 
     int currentNote;
     bool drawnames;
@@ -33,14 +35,15 @@ private:
 public:
     int noOfInstruments();
     Instrument getInstrument(int id);
     int getCurrentInstrumentID();
 
     int noOfScales();
     Scale getScale(int id);
     int getCurrentScaleID();
 
     int getCurrentBaseNote();
     bool isDrawNames();
 };
+};
 
 #endif //TONLEITER_DATA_H
diff --git a/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp b/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
index c52e0da..5714cea 100644
--- a/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
+++ b/noncore/multimedia/tonleiter/tonleiterdatahelper.cpp
@@ -1,14 +1,16 @@
 #include "tonleiterdatahelper.h"
 
+using namespace Data;
+
 int Note::getOctaveOfNote(int note)
 {
     int remain=note%12;
     return (note-remain)/12;
 }
 //****************************************************************************
 QString Note::getNameOfNote(int note)
 {
     int octave=getOctaveOfNote(note);
     return notenames[note-12*octave];
 }
 //****************************************************************************
diff --git a/noncore/multimedia/tonleiter/tonleiterdatahelper.h b/noncore/multimedia/tonleiter/tonleiterdatahelper.h
index 94895ea..b79162a 100644
--- a/noncore/multimedia/tonleiter/tonleiterdatahelper.h
+++ b/noncore/multimedia/tonleiter/tonleiterdatahelper.h
@@ -1,18 +1,20 @@
 #ifndef TONLEITER_DATA_HELPER_H
 #define TONLEITER_DATA_HELPER_H
 
 #include <qstring.h>
 #include <qvaluelist.h>
 
+namespace Data
+{
 namespace Note
 {
     const QString notenames[]={"C","C#","D","D#","E","F","F#","G","G#","A","A#","B"};
 
     int getOctaveOfNote(int note);
     QString getNameOfNote(int note);
     int getNoteFromName(QString name,int octave);
     int octaveOfBaseNote(int base,int note);
 };
 
 class Instrument
 {
@@ -38,16 +40,16 @@ private:
     QValueList<int> halftones;
     QString name;
 public:
     Scale();
     Scale(QString name,QValueList<int> halftones);
     ~Scale();
 public:
     int noOfHaltones();
     int getHalfTone(int id);
     QString scaleName();
     bool noteInScale(int base,int note);
 };
-
+};
 
 #endif //TONLEITER_DATA_HELPER_H