PyObject* Application::sActiveWorkbenchHandler(PyObject * /*self*/, PyObject *args,PyObject * /*kwd*/)
{
    if (!PyArg_ParseTuple(args, ""))     // convert args: Python->C
        return NULL;                       // NULL triggers exception

    Workbench* actWb = WorkbenchManager::instance()->active();
    if (!actWb) {
        PyErr_SetString(PyExc_AssertionError, "No active workbench\n");
        return NULL;
    }

    // get the python workbench object from the dictionary
    std::string key = actWb->name();
    PyObject* pcWorkbench = PyDict_GetItemString(Instance->_pcWorkbenchDictionary, key.c_str());
    if (!pcWorkbench) {
        PyErr_Format(PyExc_KeyError, "No such workbench '%s'", key.c_str());
        return NULL;
    }

    // object get incremented
    Py_INCREF(pcWorkbench);
    return pcWorkbench;
}

/**
 *  Constructs a DlgCustomToolbars which is a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  true to construct a modal dialog.
 */
DlgCustomToolbars::DlgCustomToolbars(DlgCustomToolbars::Type t, QWidget* parent)
    : CustomizeActionPage(parent), type(t)
{
    this->setupUi(this);
    moveActionRightButton->setIcon(BitmapFactory().pixmap(":/icons/button_right.svg"));
    moveActionLeftButton->setIcon(BitmapFactory().pixmap(":/icons/button_left.svg"));
    moveActionDownButton->setIcon(BitmapFactory().pixmap(":/icons/button_down.svg"));
    moveActionUpButton->setIcon(BitmapFactory().pixmap(":/icons/button_up.svg"));

    CommandManager & cCmdMgr = Application::Instance->commandManager();
    std::map<std::string,Command*> sCommands = cCmdMgr.getCommands();

    GroupMap groupMap;
    groupMap.push_back(std::make_pair(QLatin1String("File"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Edit"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("View"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Standard-View"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Tools"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Window"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Help"), QString()));
    groupMap.push_back(std::make_pair(QLatin1String("Macros"), qApp->translate("Gui::MacroCommand", "Macros")));

    for (std::map<std::string,Command*>::iterator it = sCommands.begin(); it != sCommands.end(); ++it) {
        QLatin1String group(it->second->getGroupName());
        QString text = qApp->translate(it->second->className(), it->second->getGroupName());
        GroupMap::iterator jt;
        jt = std::find_if(groupMap.begin(), groupMap.end(), GroupMap_find(group));
        if (jt != groupMap.end()) {
            if (jt->second.isEmpty())
                jt->second = text;
        }
        else {
            groupMap.push_back(std::make_pair(group, text));
        }
    }

    int index = 0;
    for (GroupMap::iterator it = groupMap.begin(); it != groupMap.end(); ++it, ++index) {
        categoryBox->addItem(it->second);
        categoryBox->setItemData(index, QVariant(it->first), Qt::UserRole);
    }

    // fills the combo box with all available workbenches
    QStringList workbenches = Application::Instance->workbenches();
    workbenches.sort();
    index = 1;
    workbenchBox->addItem(QApplication::windowIcon(), tr("Global"));
    workbenchBox->setItemData(0, QVariant(QString::fromLatin1("Global")), Qt::UserRole);
    for (QStringList::Iterator it = workbenches.begin(); it != workbenches.end(); ++it) {
        QPixmap px = Application::Instance->workbenchIcon(*it);
        QString mt = Application::Instance->workbenchMenuText(*it);
        if (mt != QLatin1String("<none>")) {
            if (px.isNull())
                workbenchBox->addItem(mt);
            else
                workbenchBox->addItem(px, mt);
            workbenchBox->setItemData(index, QVariant(*it), Qt::UserRole);
            index++;
        }
    }

    QStringList labels; 
    labels << tr("Icon") << tr("Command");
    commandTreeWidget->setHeaderLabels(labels);
    commandTreeWidget->header()->hide();
    commandTreeWidget->setIconSize(QSize(32, 32));
    commandTreeWidget->header()->setResizeMode(0, QHeaderView::ResizeToContents);

    labels.clear(); labels << tr("Command");
    toolbarTreeWidget->setHeaderLabels(labels);
    toolbarTreeWidget->header()->hide();

    on_categoryBox_activated(categoryBox->currentIndex());
    Workbench* w = WorkbenchManager::instance()->active();
    if (w) {
        QString name = QString::fromLatin1(w->name().c_str());
        int index = workbenchBox->findData(name);
        workbenchBox->setCurrentIndex(index);
    }
    on_workbenchBox_activated(workbenchBox->currentIndex());
}