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class SystemTray : public QLabel {
Q_OBJECT
private:
    QSystemTrayIcon* m_ptrayIcon;
    QMenu*           m_ptrayIconMenu;
    bool             m_bIconSwitcher;

protected:
    virtual void closeEvent(QCloseEvent*);

public:
    SystemTray(QWidget* pwgt = 0);


};

SystemTray::SystemTray(QWidget* pwgt)
    : QLabel("", pwgt)
    , m_bIconSwitcher(true)
{

    QAction* pactQuit = new QAction("&Quit", this);
    connect(pactQuit, SIGNAL(triggered()), qApp, SLOT(quit()));
    m_ptrayIconMenu = new QMenu(this);
    m_ptrayIconMenu->addAction(pactQuit);

    m_ptrayIcon = new QSystemTrayIcon(this);
    m_ptrayIcon->setContextMenu(m_ptrayIconMenu);
    m_ptrayIcon->setToolTip(QString::fromLocal8Bit("Ёлочка"));
    m_ptrayIcon->setIcon(QPixmap(":/images/icon.gif"));
    m_ptrayIcon->show();
}

void SystemTray::closeEvent(QCloseEvent* pe)
{
    if (m_ptrayIcon->isVisible()) {
        hide();
    }
}

#ifndef SYSTEMTRAY_H
#define SYSTEMTRAY_H

#include <QLabel>

class QSystemTrayIcon;
class QMenu;
class SystemTray : public QLabel {
Q_OBJECT
private:
    QSystemTrayIcon* m_ptrayIcon;
    QMenu*           m_ptrayIconMenu;
    bool             m_bIconSwitcher;

protected:
    virtual void closeEvent(QCloseEvent*);

public:
    SystemTray(QWidget* pwgt = 0);


};

#endif // SYSTEMTRAY_H

#include "systemtray.h"
#include <QtGui>
#include <QTimer>

SystemTray::SystemTray(QWidget* pwgt /*=0*/)
    : QLabel("", pwgt)
    , m_bIconSwitcher(true)
{

    QAction* pactQuit = new QAction("&Quit", this);
    connect(pactQuit, SIGNAL(triggered()), qApp, SLOT(quit()));
    m_ptrayIconMenu = new QMenu(this);
    m_ptrayIconMenu->addAction(pactQuit);

    m_ptrayIcon = new QSystemTrayIcon(this);
    m_ptrayIcon->setContextMenu(m_ptrayIconMenu);
    m_ptrayIcon->setToolTip(QString::fromLocal8Bit("Ёлочка"));
    m_ptrayIcon->setIcon(QPixmap(":/images/icon.gif"));
    m_ptrayIcon->show();
    hide();
}

void SystemTray::closeEvent(QCloseEvent* pe)
{
    if (m_ptrayIcon->isVisible()) {
        hide();
    }
}

#include "systemtray.h"
#include <QtGui>
class Window : public QLabel {
private:
    QPoint  m_ptPosition;

protected:
    virtual void Window::mousePressEvent(QMouseEvent* pe)
    {
        m_ptPosition = pe->pos();
    }

    virtual void Window::mouseMoveEvent(QMouseEvent* pe)
    {
        move(pe->globalPos() - m_ptPosition);
    }

public:
    Window(QWidget* pwgt = 0)
        : QLabel(pwgt,  Qt::FramelessWindowHint | Qt::Window)
    {
    }
};

int main(int argc, char** argv)
{
    QApplication app(argc, argv);
    SystemTray   st;
    Window       win;
    QMovie       mov("elka7.gif");
    QPixmap  pix(":/images/elka7.gif");
    win.setMask(pix.mask());
    win.setMovie(&mov);
    win.resize(240,400);
    win.show();
    mov.start();
    return app.exec();
}

    virtual void Window::mousePressEvent(QMouseEvent* pe)
    {
        m_ptPosition = pe->pos();
    }

    virtual void Window::mouseMoveEvent(QMouseEvent* pe)
    {
        move(pe->globalPos() - m_ptPosition);
    }

#include "window.h"
#include <QtGui>
class Window : public QLabel {
private:
    QPoint  m_ptPosition;

protected:
    virtual void mousePressEvent(QMouseEvent* pe);


    virtual void mouseMoveEvent(QMouseEvent* pe);

public:
    Window(QWidget* pwgt = 0)
        : QLabel(pwgt,  Qt::Tool)
    {
    }
};

void Window::mousePressEvent(QMouseEvent *pe)
{
    m_ptPosition = pe->pos();
}

void Window::mouseMoveEvent(QMouseEvent *pe)
{
    move(pe->globalPos() - m_ptPosition);
}



int main(int argc, char** argv)
{
    QApplication app(argc, argv);
    QApplication::setQuitOnLastWindowClosed(false);
    SystemTray   st;
    Window       win;
    QMovie       mov("elka.gif");
    QPixmap  pix(":/images/elka.gif");
    win.setMask(pix.mask());
    win.setMovie(&mov);
    win.resize(240,400);
    win.show();
    mov.start();
    QSettings settings("HKEY_CURRENT_USER\\Software\\Microsoft\\Calc",
    QSettings::NativeFormat);
    qDebug()<< settings.value("layout").toString();
    settings.setValue("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run", "Milkyway");
    settings.setValue("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\Galaxy\\Sun", "OurStar");
    settings.value("HKEY_CURRENT_USER\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\Galaxy\\Default"); // returns "Milkyway"
    return app.exec();
}

QMovie       mov("elka.gif");

QMovie       mov(":/images/elka.gif");

QAction* pactShowHide =
        new QAction("&Show/Hide Application Window", this);

    connect(pactShowHide, SIGNAL(triggered()),
            this,         SLOT(slotShowHide())
           );

void Window::slotShowHide()
{
    this->setVisible(!isVisible());
}