added preliminary edit dialogs

default config added

15 files changed, 284 insertions, 194 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
@@ -1,30 +1,30 @@
 #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());
@@ -45,30 +45,30 @@ void FretBoard::paintEvent(QPaintEvent* pe)
     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
+    //draw frets
     p->setPen(fretpen);
     p->setBrush(markerbrush);
     fretdist=(double)(xwidth)/(double)(inst.noOfFrets());
 
     int markerwidth = (int)(fretdist/4.0);
     if(markerwidth>5)
@@ -96,13 +96,13 @@ void FretBoard::paintFrets(QPainter* p)
             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++)
@@ -113,13 +113,13 @@ void FretBoard::paintStrings(QPainter* p)
         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();
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
@@ -6,49 +6,51 @@
 #include <qvaluelist.h>
 #include <qwidget.h>
 
 
 #include "tonleiterdata.h"
 
-class FretBoard : public QWidget
+using namespace Data;
+
+namespace Graph
 {
-    Q_OBJECT
-private:
-    TonleiterData* data;
-
-    QPen fretpen;
-    QBrush markerbrush;
-    QPen stringpen;
-
-    Instrument inst;
-
-    int xmargin;
-    int xmin;
-    int xmax;
-    int xwidth;
-
-    int ymargin;
-    int ymin;
-    int ymax;
-    int yheight;
-
-    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);
+    class FretBoard : public QWidget
+    {
+        Q_OBJECT
+    private:
+        TonleiterData* data;
+
+        QPen fretpen;
+        QBrush markerbrush;
+        QPen stringpen;
+
+        Instrument inst;
+
+        int xmargin;
+        int xmin;
+        int xmax;
+        int xwidth;
+
+        int ymargin;
+        int ymin;
+        int ymax;
+        int yheight;
+
+        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 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
@@ -4,22 +4,22 @@
 #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
@@ -8,15 +8,15 @@
 #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
@@ -1,22 +1,26 @@
 #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)));
@@ -32,23 +36,36 @@ MenuWidget::MenuWidget(TonleiterData* data,QWidget* parent,const char* name,WFla
     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);
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
@@ -6,25 +6,32 @@
 #include <qpushbutton.h>
 #include <qwidget.h>
 #include <qlabel.h>
 
 #include "tonleiterdata.h"
 
-class MenuWidget : public QWidget
+using namespace Data;
+namespace Menu
 {
-    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();
-public slots:
-    void updateBoxes();
+    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
@@ -1,11 +1,11 @@
 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
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
@@ -1,10 +1,13 @@
 #include "tonleiterdata.h"
 
 #include <qpe/config.h>
 
+using namespace Data;
+
+
 TonleiterData::TonleiterData(QObject* parent)
 :QObject(parent)
 {
     drawnames=true;
     loadData();
 }
@@ -46,56 +49,36 @@ 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");
 
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
@@ -2,45 +2,48 @@
 #define TONLEITER_DATA_H
 
 #include <qobject.h>
 
 #include "tonleiterdatahelper.h"
 
-class TonleiterData : public QObject
+namespace Data
 {
-    Q_OBJECT
-private:
-    QValueList<Instrument> instruments;
-    int currentInstrumentID;
-
-    QValueList<Scale> scales;
-    int currentScaleID;
-
-    int currentNote;
-    bool drawnames;
-public:
-    TonleiterData(QObject* parent);
-    ~TonleiterData();
-signals:
-    void dataChange();
-public slots:
-    void setCurrentInstrumetID(int id);
-    void setCurrentScaleID(int id);
-    void setCurrentNote(int id);
-    void setDrawNames(bool dn);
-private:
-    void loadData();
-    void saveData();
-public:
-    int noOfInstruments();
-    Instrument getInstrument(int id);
-    int getCurrentInstrumentID();
-
-    int noOfScales();
-    Scale getScale(int id);
-    int getCurrentScaleID();
-
-    int getCurrentBaseNote();
-    bool isDrawNames();
+    class TonleiterData : public QObject
+    {
+        Q_OBJECT
+    private:
+        QValueList<Instrument> instruments;
+        int currentInstrumentID;
+
+        QValueList<Scale> scales;
+        int currentScaleID;
+
+        int currentNote;
+        bool drawnames;
+    public:
+        TonleiterData(QObject* parent);
+        ~TonleiterData();
+    signals:
+        void dataChange();
+    public slots:
+        void setCurrentInstrumetID(int id);
+        void setCurrentScaleID(int id);
+        void setCurrentNote(int id);
+        void setDrawNames(bool dn);
+    private:
+        void loadData();
+        void saveData();
+    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
@@ -1,8 +1,10 @@
 #include "tonleiterdatahelper.h"
 
+using namespace Data;
+
 int Note::getOctaveOfNote(int note)
 {
     int remain=note%12;
     return (note-remain)/12;
 }
 //****************************************************************************
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
@@ -1,53 +1,55 @@
 #ifndef TONLEITER_DATA_HELPER_H
 #define TONLEITER_DATA_HELPER_H
 
 #include <qstring.h>
 #include <qvaluelist.h>
 
-namespace Note
+namespace Data
 {
-    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
-{
-private:
-    QString name;
-    int frets;
-    QValueList<int> strings;
-public:
-    Instrument();
-    Instrument(QString name,int frets,QValueList<int> strings);
-    ~Instrument();
-public:
-    int noOfStrings();
-    int noOfFrets();
-    QString instName();
-    int string(int id);
-    int noOfOctaves();
+    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
+    {
+    private:
+        QString name;
+        int frets;
+        QValueList<int> strings;
+    public:
+        Instrument();
+        Instrument(QString name,int frets,QValueList<int> strings);
+        ~Instrument();
+    public:
+        int noOfStrings();
+        int noOfFrets();
+        QString instName();
+        int string(int id);
+        int noOfOctaves();
+    };
+
+    class Scale
+    {
+    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);
+    };
 };
 
-class Scale
-{
-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