Context menu

[dejvis]

Hello, i know there is alot post about context menu but i still can't handle it...

so: iam trying to make context menu but only in treeview and columnview, was sitting, reading and trying for 3hours now and i still can't manage to do it, any help?

#include "mainwindow.h"
#include <QtGui>
 
MainWindow::MainWindow ( QWidget* parent )
                : QMainWindow ( parent )
{
        setupUi ( this );
 
 
        dirModel = new QDirModel(QStringList(), QDir::AllEntries |QDir::NoDotAndDotDot , QDir::Name | QDir::IgnoreCase);
        dirModel->setReadOnly(true);
 
        treeView1->setModel(dirModel);
        treeView1->setAcceptDrops(true);
        treeView1->setDragEnabled(true);
 
 
        columnView1->setModel(dirModel);
        columnView1->setAcceptDrops(true);
        columnView1->setDragEnabled(true);
 
        treeView2->setModel(dirModel);
        treeView2->setAcceptDrops(true);
        treeView2->setDragEnabled(true);
 
        columnView2->setModel(dirModel);
        columnView2->setAcceptDrops(true);
        columnView2->setDragEnabled(true);
 
        connect(actionDrzewko, SIGNAL(triggered()), this, SLOT(slotPage1()));
        connect(actionKolumny, SIGNAL(triggered()), this, SLOT(slotPage2()));
        connect(actionDrzewko_2, SIGNAL(triggered()), this, SLOT(slotPage3()));
        connect(actionKolumny_2, SIGNAL(triggered()), this, SLOT(slotPage4()));
    }
 
 
MainWindow::~MainWindow()
{}
 
 
 
void MainWindow::slotPage1()
{
  stackedWidget->setCurrentIndex(0);
  stacked1comboBox->setCurrentIndex(0);
}
 
void MainWindow::slotPage2()
{
  stackedWidget->setCurrentIndex(1);
  stacked1comboBox->setCurrentIndex(1);
}
 
void MainWindow::slotPage3()
{
  stackedWidget_2->setCurrentIndex(0);
  stacked2comboBox->setCurrentIndex(0);
}
 
void MainWindow::slotPage4()
{
  stackedWidget_2->setCurrentIndex(1);
  stacked2comboBox->setCurrentIndex(1);
}
 
void MainWindow::contextMenuEvent(QContextMenuEvent *event)
{
    QMenu menu(this);
 
     menu.addAction(actionNowy);
     menu.addAction(actionKopiuj);
     menu.addAction(actionWytnij);
     menu.addAction(actionWklej);
     menu.exec(event->globalPos());
}

#include "mainwindow.h"
#include <QtGui>

MainWindow::MainWindow ( QWidget* parent )
                : QMainWindow ( parent )
{
        setupUi ( this );


        dirModel = new QDirModel(QStringList(), QDir::AllEntries |QDir::NoDotAndDotDot , QDir::Name | QDir::IgnoreCase);
        dirModel->setReadOnly(true);

        treeView1->setModel(dirModel);
        treeView1->setAcceptDrops(true);
        treeView1->setDragEnabled(true);


        columnView1->setModel(dirModel);
        columnView1->setAcceptDrops(true);
        columnView1->setDragEnabled(true);

        treeView2->setModel(dirModel);
        treeView2->setAcceptDrops(true);
        treeView2->setDragEnabled(true);

        columnView2->setModel(dirModel);
        columnView2->setAcceptDrops(true);
        columnView2->setDragEnabled(true);

        connect(actionDrzewko, SIGNAL(triggered()), this, SLOT(slotPage1()));
        connect(actionKolumny, SIGNAL(triggered()), this, SLOT(slotPage2()));
        connect(actionDrzewko_2, SIGNAL(triggered()), this, SLOT(slotPage3()));
        connect(actionKolumny_2, SIGNAL(triggered()), this, SLOT(slotPage4()));
    }


MainWindow::~MainWindow()
{}



void MainWindow::slotPage1()
{
  stackedWidget->setCurrentIndex(0);
  stacked1comboBox->setCurrentIndex(0);
}

void MainWindow::slotPage2()
{
  stackedWidget->setCurrentIndex(1);
  stacked1comboBox->setCurrentIndex(1);
}

void MainWindow::slotPage3()
{
  stackedWidget_2->setCurrentIndex(0);
  stacked2comboBox->setCurrentIndex(0);
}

void MainWindow::slotPage4()
{
  stackedWidget_2->setCurrentIndex(1);
  stacked2comboBox->setCurrentIndex(1);
}

void MainWindow::contextMenuEvent(QContextMenuEvent *event)
{
    QMenu menu(this);

     menu.addAction(actionNowy);
     menu.addAction(actionKopiuj);
     menu.addAction(actionWytnij);
     menu.addAction(actionWklej);
     menu.exec(event->globalPos());
}

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#ifndef MAINWINDOW_H
#define MAINWINDOW_H
 
#include <QMainWindow>
#include <QWidget>
#include "ui_QTManagerUI.h"
 
class QDirModel;
 
 
class MainWindow : public QMainWindow, private Ui::MainWindow
{
        Q_OBJECT
 
        public:
                MainWindow ( QWidget* parent = 0 );
                ~MainWindow();
 
        private:
                QDirModel *dirModel;
 
 
private slots:
  void slotPage1();
  void slotPage2();
  void slotPage3();
  void slotPage4();
 
  protected:
     void contextMenuEvent(QContextMenuEvent *event);
 
};
 
 
#endif

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QWidget>
#include "ui_QTManagerUI.h"

class QDirModel;


class MainWindow : public QMainWindow, private Ui::MainWindow
{
        Q_OBJECT

        public:
                MainWindow ( QWidget* parent = 0 );
                ~MainWindow();

        private:
                QDirModel *dirModel;


private slots:
  void slotPage1();
  void slotPage2();
  void slotPage3();
  void slotPage4();
  
  protected:
     void contextMenuEvent(QContextMenuEvent *event);

};


#endif

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edit: expamle of making new file, copying, cutting and pasting would be nice too