void ScreenTab::setScreen(Screen *screen)
{
    if (_screen == screen)
        return;
    if (_screen && _screen->parent() == this)
        _screen->deleteLater();
    _screen = screen;
    _currentMedia = NULL;
    _desktopMediaPlayer->setScreen(screen);
    emit currentMediaChanged(NULL);
    if (_screen)
    {
        if (!_screen->parent())
            _screen->setParent(this);
        setModel(_screen->getMediaModel());
        ui->randomMediaCheckBox->setChecked(_screen->getRandomEnabled());
        connect(_screen, SIGNAL(randomEnabledChanged(bool)), ui->randomMediaCheckBox, SLOT(setChecked(bool)));
        connect(ui->randomMediaCheckBox, SIGNAL(clicked(bool)), _screen, SLOT(setRandomEnabled(bool)));
//        ui->currentDisplaySpinBox->setValue(_screen->getNumberOfScreen());
//        connect(_screen, SIGNAL(numberOfScreenChanged(int)), ui->currentDisplaySpinBox, SLOT(setValue(int)));
//        connect(ui->currentDisplaySpinBox, SIGNAL(valueChanged(int)), _screen, SLOT(setNumberOfScreen(int)));
        //Установим имя таба
        if (!_screen->getName().isEmpty())
            setTabName(_screen->getName());
        connect(_screen, SIGNAL(nameChanged(QString)), this, SLOT(setTabName(QString)));
        connect(_screen, SIGNAL(dataToSaveChanged()), this, SIGNAL(dataChanged()));
        //Если это не реальный экран, то выключим ненужные кнопки
        if (_screen->getIsRealScreen())
        {
            ui->startPlayingPushButton->setEnabled(true);
            ui->actionStartStopPlaying->setEnabled(true);
//            ui->currentDisplayLabel->setEnabled(true);
//            ui->currentDisplaySpinBox->setEnabled(true);
            ui->addExtensionPushButton->setEnabled(true);
            ui->actionAddExtension->setEnabled(true);
        } else
        {
            ui->startPlayingPushButton->setEnabled(false);
            ui->actionStartStopPlaying->setEnabled(false);
//            ui->currentDisplayLabel->setEnabled(false);
//            ui->currentDisplaySpinBox->setEnabled(false);
            ui->addExtensionPushButton->setEnabled(false);
            ui->actionAddExtension->setEnabled(false);
        }
    }
    emit screenPointerChanged(_screen);
}