def lateInit(self, *args):
        splashScreen = Globals.mainModule.splashScreen

        def progress(msg=None):
            if splashScreen and msg:
                splashScreen.showMessage(msg)
            if Globals.application.hasPendingEvents():
                Globals.application.processEvents()

        if not cfg.getboolean("main", "disable_log_window"):
            progress(QCoreApplication.translate("MainWin", "Starting logging system"))
            from SimuVis4.LogWin import LogWindow

            self.logWin = LogWindow(self.workSpace)
            self.workSpace.addSubWindow(self.logWin)
            Globals.startLogBuffer.setTarget(self.logWin.handler)
            Globals.startLogBuffer.flush()
            Globals.logger.addHandler(self.logWin.handler)
            Globals.logger.removeHandler(Globals.startLogHandler)
            Globals.logger.removeHandler(Globals.startLogBuffer)
            del Globals.startLogHandler
            del Globals.startLogBuffer
            self.toolsMenu.addAction(self.logWin.toggleVisibleAction)
            if not cfg.getboolean("main", "hide_log_window"):
                self.logWin.toggleVisibleAction.setChecked(True)

        progress(QCoreApplication.translate("MainWin", "Starting plugin manager"))
        from SimuVis4.PlugInManager import PlugInManager

        self.plugInManager = PlugInManager()
        Globals.plugInManager = self.plugInManager
        self.plugInManager.loadAllFromFolder(cfg["main:system_plugin_path"])
        if cfg.has_option("main", "user_plugin_path"):
            self.plugInManager.loadAllFromFolder(cfg["main:user_plugin_path"])

        if not cfg.getboolean("main", "disable_plugin_browser"):
            progress(QCoreApplication.translate("MainWin", "Starting plugin browser"))
            from SimuVis4.PlugInBrowser import PlugInBrowser

            self.plugInBrowserWin = PlugInBrowser(self.workSpace)
            self.workSpace.addSubWindow(self.plugInBrowserWin)
            self.plugInMenu.addAction(self.plugInBrowserWin.toggleVisibleAction)
            if not cfg.getboolean("main", "hide_plugin_browser"):
                self.plugInBrowserWin.toggleAction.setChecked(True)
            self.plugInMenu.addAction(self.separatorAction)

        progress(QCoreApplication.translate("MainWin", "Initializing Plugins"))
        self.plugInManager.initializePlugIns(progress)

        from SimuVis4.Executor import ExecutorQt

        self.executor = ExecutorQt()
        Globals.executor = self.executor

        logger.info(QCoreApplication.translate("MainWin", "Main: startup succeeded"))

        if splashScreen:
            splashScreen.finish(self)

        if Globals.startScript:
            self.executeFile(Globals.startScript)
        elif cfg.has_option("main", "system_start_script"):
            self.executeFile(cfg["main:system_start_script"])
class MainWindow(QMainWindow):
    def __init__(self, parent=None):
        QMainWindow.__init__(self, parent)

        self.hideExceptions = cfg.getboolean("main", "hide_exceptions")
        if cfg.has_option("main", "save_last_exception"):
            self.saveLastException = cfg["main:save_last_exception"]
        else:
            self.saveLastException = None
        sys.excepthook = self.showException

        iconFile = os.path.join(cfg["main:system_picture_path"], cfg["main:application_icon"])
        self.setWindowIcon(QIcon(QPixmap(iconFile)))
        self.setWindowTitle(cfg["main:application_name"])

        self.setCorner(Qt.TopLeftCorner, Qt.LeftDockWidgetArea)
        self.setCorner(Qt.BottomLeftCorner, Qt.LeftDockWidgetArea)

        self.workSpace = QMdiArea(self)
        self.workSpace.setOption(QMdiArea.DontMaximizeSubWindowOnActivation, True)
        if cfg.has_option("main", "background_image"):
            bgFile = os.path.join(cfg["main:system_picture_path"], cfg["main:background_image"])
            if os.path.exists(bgFile):
                self.workSpace.setBackground(QBrush(QImage(bgFile)))
        # self.workSpace.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
        # self.workSpace.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
        self.setCentralWidget(self.workSpace)

        self.windowMapper = QSignalMapper(self)
        self.connect(self.windowMapper, SIGNAL("mapped(QWidget *)"), self.activateMdiChild)

        self._initActions()

        if not cfg.getboolean("main", "disable_main_menu"):
            self._initMenus()

        self.statusBar().showMessage(QCoreApplication.translate("MainWin", "Ready"), 5000)

    def _initActions(self):
        self.separatorAction = QAction(self)
        self.separatorAction.setSeparator(True)

        self.fileExecAction = QAction(
            QIcon(QPixmap(Icons.fileRun)), QCoreApplication.translate("MainWin", "E&xecute scipt"), self
        )
        self.fileExecAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+E"))
        self.fileExecAction.setStatusTip(QCoreApplication.translate("MainWin", "Execute python script"))
        self.connect(self.fileExecAction, SIGNAL("triggered()"), self.executeFile)

        self.filePrintAction = QAction(
            QIcon(QPixmap(Icons.filePrint)), QCoreApplication.translate("MainWin", "&Print"), self
        )
        self.filePrintAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+P"))
        self.filePrintAction.setStatusTip(QCoreApplication.translate("MainWin", "Print window contents"))
        self.connect(self.filePrintAction, SIGNAL("triggered()"), self.printWindow)

        self.fileRestartAction = QAction(
            QIcon(QPixmap(Icons.restart)), QCoreApplication.translate("MainWin", "&Restart"), self
        )
        self.fileRestartAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+R"))
        self.fileRestartAction.setStatusTip(QCoreApplication.translate("MainWin", "Print window contents"))
        self.connect(self.fileRestartAction, SIGNAL("triggered()"), self.restartApplication)

        self.fileExitAction = QAction(
            QIcon(QPixmap(Icons.fileExit)), QCoreApplication.translate("MainWin", "&Quit"), self
        )
        self.fileExitAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+Q"))
        self.fileExitAction.setStatusTip(QCoreApplication.translate("MainWin", "Quit application"))
        self.connect(self.fileExitAction, SIGNAL("triggered()"), self.close)

        self.winTileAction = QAction(QCoreApplication.translate("MainWin", "&Tile"), self)
        self.winTileAction.setStatusTip(QCoreApplication.translate("MainWin", "Tile the windows"))
        self.connect(self.winTileAction, SIGNAL("triggered()"), self.workSpace.tileSubWindows)

        self.winFullScreenAction = QAction(QCoreApplication.translate("MainWin", "&Fullscreen (main window)"), self)
        self.winFullScreenAction.setShortcut(QCoreApplication.translate("MainWin", "F11"))
        self.winFullScreenAction.setStatusTip(
            QCoreApplication.translate("MainWin", "Toggle fullscreen appearance of main window")
        )
        self.connect(self.winFullScreenAction, SIGNAL("triggered()"), self.toggleFullScreen)

        self.winCascadeAction = QAction(QCoreApplication.translate("MainWin", "&Cascade"), self)
        self.winCascadeAction.setStatusTip(QCoreApplication.translate("MainWin", "Cascade the windows"))
        self.connect(self.winCascadeAction, SIGNAL("triggered()"), self.workSpace.cascadeSubWindows)

        self.winMaximizeAction = QAction(QCoreApplication.translate("MainWin", "&Maximize / Minimize"), self)
        self.winMaximizeAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+M"))
        self.winMaximizeAction.setStatusTip(
            QCoreApplication.translate("MainWin", "Show current window maximized, minimized or normal")
        )
        self.connect(self.winMaximizeAction, SIGNAL("triggered()"), self.maximizeCurrentWindow)

        self.winNextAction = QAction(QCoreApplication.translate("MainWin", "Ne&xt"), self)
        self.winNextAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+>"))
        self.winNextAction.setStatusTip(QCoreApplication.translate("MainWin", "Move the focus to the next window"))
        self.connect(self.winNextAction, SIGNAL("triggered()"), self.workSpace.activateNextSubWindow)

        self.winPreviousAction = QAction(QCoreApplication.translate("MainWin", "Pre&vious"), self)
        self.winPreviousAction.setShortcut(QCoreApplication.translate("MainWin", "Ctrl+<"))
        self.winPreviousAction.setStatusTip(
            QCoreApplication.translate("MainWin", "Move the focus to the previous window")
        )
        self.connect(self.winPreviousAction, SIGNAL("triggered()"), self.workSpace.activatePreviousSubWindow)

        if not cfg.getboolean("main", "disable_help_browser"):
            self.helpAction = QAction(QIcon(QPixmap(Icons.help)), QCoreApplication.translate("MainWin", "&Help"), self)
            self.helpAction.setShortcut(QCoreApplication.translate("MainWin", "F1"))
            self.helpAction.setStatusTip(QCoreApplication.translate("MainWin", "Help"))
            self.connect(self.helpAction, SIGNAL("triggered()"), self.help)

        self.helpAboutAction = QAction(QIcon(), QCoreApplication.translate("MainWin", "&About ..."), self)
        self.helpAboutAction.setStatusTip(QCoreApplication.translate("MainWin", "Info about this application"))
        self.connect(self.helpAboutAction, SIGNAL("triggered()"), self.about)

        self.helpHomepageAction = QAction(QIcon(), QCoreApplication.translate("MainWin", "Open homepage"), self)
        self.helpHomepageAction.setStatusTip(
            QCoreApplication.translate("MainWin", "Open application homepage in broweser")
        )
        self.connect(self.helpHomepageAction, SIGNAL("triggered()"), self.showHomepage)

        self.configSavePersonalAction = QAction(
            QIcon(), QCoreApplication.translate("MainWin", "Save config (personal)"), self
        )
        self.configSavePersonalAction.setStatusTip(
            QCoreApplication.translate("MainWin", "Save current configuration to personal file")
        )
        self.connect(self.configSavePersonalAction, SIGNAL("triggered()"), self.saveConfigPersonal)

        self.configSaveSystemAction = QAction(
            QIcon(), QCoreApplication.translate("MainWin", "Save config (system)"), self
        )
        self.configSaveSystemAction.setStatusTip(
            QCoreApplication.translate(
                "MainWin", "Save current configuration to system, you will need need privileges for this"
            )
        )
        self.connect(self.configSaveSystemAction, SIGNAL("triggered()"), self.saveConfigSystem)

    def _initMenus(self):
        self.fileMenu = self.menuBar().addMenu(QCoreApplication.translate("MainWin", "&File"))
        self.fileMenu.addAction(self.fileExecAction)
        self.fileMenuSeparator = self.fileMenu.addSeparator()

        self.fileMenu.addAction(self.filePrintAction)
        self.fileMenu.addSeparator()
        self.fileMenu.addAction(self.fileRestartAction)
        self.fileMenu.addAction(self.fileExitAction)

        self.toolsMenu = self.menuBar().addMenu(QCoreApplication.translate("MainWin", "&Tools"))
        if cfg.getboolean("main", "show_config_actions"):
            self.configMenu = QMenu(QCoreApplication.translate("MainWin", "Configuration"))
            self.configMenu.addAction(self.configSavePersonalAction)
            self.configMenu.addAction(self.configSaveSystemAction)
            self.toolsMenu.addMenu(self.configMenu)

        self.windowMenu = self.menuBar().addMenu(QCoreApplication.translate("MainWin", "&Window"))
        self.connect(self.windowMenu, SIGNAL("aboutToShow()"), self.prepareWindowMenu)

        self.plugInMenu = self.menuBar().addMenu(QCoreApplication.translate("MainWin", "&PlugIns"))

        self.menuBar().addSeparator()

        self.helpMenu = self.menuBar().addMenu(QCoreApplication.translate("MainWin", "&Help"))
        if not cfg.getboolean("main", "disable_help_browser"):
            self.helpMenu.addAction(self.helpAction)
        self.helpMenu.addAction(self.helpHomepageAction)
        self.helpMenu.addAction(self.helpAboutAction)
        # do it one time so the actions are registered at the main window
        self.prepareWindowMenu()

    def lateInit(self, *args):
        splashScreen = Globals.mainModule.splashScreen

        def progress(msg=None):
            if splashScreen and msg:
                splashScreen.showMessage(msg)
            if Globals.application.hasPendingEvents():
                Globals.application.processEvents()

        if not cfg.getboolean("main", "disable_log_window"):
            progress(QCoreApplication.translate("MainWin", "Starting logging system"))
            from SimuVis4.LogWin import LogWindow

            self.logWin = LogWindow(self.workSpace)
            self.workSpace.addSubWindow(self.logWin)
            Globals.startLogBuffer.setTarget(self.logWin.handler)
            Globals.startLogBuffer.flush()
            Globals.logger.addHandler(self.logWin.handler)
            Globals.logger.removeHandler(Globals.startLogHandler)
            Globals.logger.removeHandler(Globals.startLogBuffer)
            del Globals.startLogHandler
            del Globals.startLogBuffer
            self.toolsMenu.addAction(self.logWin.toggleVisibleAction)
            if not cfg.getboolean("main", "hide_log_window"):
                self.logWin.toggleVisibleAction.setChecked(True)

        progress(QCoreApplication.translate("MainWin", "Starting plugin manager"))
        from SimuVis4.PlugInManager import PlugInManager

        self.plugInManager = PlugInManager()
        Globals.plugInManager = self.plugInManager
        self.plugInManager.loadAllFromFolder(cfg["main:system_plugin_path"])
        if cfg.has_option("main", "user_plugin_path"):
            self.plugInManager.loadAllFromFolder(cfg["main:user_plugin_path"])

        if not cfg.getboolean("main", "disable_plugin_browser"):
            progress(QCoreApplication.translate("MainWin", "Starting plugin browser"))
            from SimuVis4.PlugInBrowser import PlugInBrowser

            self.plugInBrowserWin = PlugInBrowser(self.workSpace)
            self.workSpace.addSubWindow(self.plugInBrowserWin)
            self.plugInMenu.addAction(self.plugInBrowserWin.toggleVisibleAction)
            if not cfg.getboolean("main", "hide_plugin_browser"):
                self.plugInBrowserWin.toggleAction.setChecked(True)
            self.plugInMenu.addAction(self.separatorAction)

        progress(QCoreApplication.translate("MainWin", "Initializing Plugins"))
        self.plugInManager.initializePlugIns(progress)

        from SimuVis4.Executor import ExecutorQt

        self.executor = ExecutorQt()
        Globals.executor = self.executor

        logger.info(QCoreApplication.translate("MainWin", "Main: startup succeeded"))

        if splashScreen:
            splashScreen.finish(self)

        if Globals.startScript:
            self.executeFile(Globals.startScript)
        elif cfg.has_option("main", "system_start_script"):
            self.executeFile(cfg["main:system_start_script"])

    def executeFile(self, fn=None):
        if fn:
            self.executor.runFilename(unicode(fn))
        else:
            fn = QFileDialog.getOpenFileName(
                self, QCoreApplication.translate("MainWin", "Select file to execute"), Globals.defaultFolder
            )
            if not fn.isEmpty():
                fileName = unicode(fn)
                Globals.defaultFolder, tmp = os.path.split(fileName)
                self.executor.runFilename(fileName)
                self.statusBar().showMessage(
                    unicode(QCoreApplication.translate("MainWin", "Executing file %s")) % fileName, 5000
                )
            else:
                self.statusBar().showMessage(QCoreApplication.translate("MainWin", "Loading aborted"), 5000)

    def help(self):
        HelpBrowser.showHelp()

    def showException(self, t, v, tb):
        tbtmp = "".join(traceback.format_tb(tb))
        if self.saveLastException:
            f = open(self.saveLastException, "w")
            f.write("%s\n%s\n%s\n" % (t, v, tbtmp))
            f.close()
        # logger.exception(unicode(QCoreApplication.translate('MainWin', 'Main: uncatched internal exception')))
        if not self.hideExceptions:
            if not hasattr(self, "exceptionDlg"):
                self.exceptionDlg = ExceptionDialog(self)
                self.connect(self.exceptionDlg.ExitButton, SIGNAL("pressed()"), self.exitApplication)
                self.connect(self.exceptionDlg.KillButton, SIGNAL("pressed()"), self.killApplication)
                self.connect(self.exceptionDlg.RestartButton, SIGNAL("pressed()"), self.restartApplication)
            self.exceptionDlg.MainLabel.clear()
            self.exceptionDlg.MainLabel.setText(
                '<font color="#ff0000"><b>%s: </b><i>%s</i><br></font><i>(%s)</i>'
                % (escape(unicode(t)), escape(t.__doc__), v)
            )
            self.exceptionDlg.TracebackView.clear()
            self.exceptionDlg.TracebackView.append(tbtmp)
            self.exceptionDlg.show()

    def about(self):
        aboutDlg = AboutDlg(self)
        aboutDlg.setWindowTitle(cfg["main:application_name"])
        aboutDlg.show()

    def showHomepage(self):
        if cfg.has_option("main", "application_homepage"):
            url = cfg["main:application_homepage"]
        else:
            url = "http://www.simuvis.de/"
        QDesktopServices.openUrl(QUrl(url))

    def printWindow(self):
        m = self.activeMdiChild()
        if m:
            m.printWindow(None)

    def prepareWindowMenu(self):
        self.windowMenu.clear()
        self.windowMenu.addAction(self.winFullScreenAction)
        self.windowMenu.addAction(self.winMaximizeAction)
        self.windowMenu.addAction(self.winTileAction)
        self.windowMenu.addAction(self.winCascadeAction)
        self.windowMenu.addSeparator()
        self.windowMenu.addAction(self.winNextAction)
        self.windowMenu.addAction(self.winPreviousAction)

        windows = self.workSpace.subWindowList()
        windows = [w for w in windows if not w.isHidden()]
        if len(windows) != 0:
            self.windowMenu.addAction(self.separatorAction)
        for child in windows:
            action = self.windowMenu.addAction(child.windowTitle())
            action.setCheckable(True)
            action.setChecked(child == self.activeMdiChild())
            self.connect(action, SIGNAL("triggered()"), self.windowMapper, SLOT("map()"))
            self.windowMapper.setMapping(action, child)

    def activeMdiChild(self):
        w = self.workSpace.activeSubWindow()
        if w and w.isVisible():
            return w

    def findMdiChild(self, name):
        for window in self.workSpace.windowList():
            if window.windowTitle() == name:
                return window
        return None

    def activateMdiChild(self, w):
        self.workSpace.setActiveSubWindow(w)

    def windowsMenuActivated(self, sid):
        w = self.workSpace.subWindowList()[sid]
        if w:
            w.showNormal()
            w.setFocus()

    def maximizeCurrentWindow(self):
        w = self.activeMdiChild()
        if w:
            s = w.windowState()
            if s & Qt.WindowMinimized:
                w.showNormal()
            elif s & Qt.WindowMaximized:
                w.showMinimized()
            else:
                w.showMaximized()

    def toggleFullScreen(self):
        if self.isFullScreen():
            self.showNormal()
        else:
            self.showFullScreen()

    def propagateShutdown(self):
        """Ask all components if a shutdown is ok """
        HelpBrowser.stopServer()
        if self.plugInManager.shutdownOk():
            self.plugInManager.shutdown()
        else:
            return False
        return True

    def restartApplication(self):
        if not self.propagateShutdown():
            return
        e, a = Globals.exeFile, Globals.exeArgs
        if sys.platform.startswith("linux"):
            a[0] = e
            a.insert(0, sys.executable)
        elif sys.platform == "win32":
            a[0] = '"%s"' % e
            a.insert(0, sys.executable)
        else:
            raise Errors.FeatureMissingError(
                unicode(QCoreApplication.translate("MainWin", 'restarting on platform "%s" not yet supported'))
                % sys.platform
            )
        os.execv(sys.executable, a)

    def saveConfigPersonal(self):
        Globals.config.write(open(Globals.personalConfigFile, "w"))

    def saveConfigSystem(self):
        Globals.config.write(open(Globals.systemConfigFile, "w"))

    def exitApplication(self):
        if self.propagateShutdown():
            # FIXME: hide shutdown-related exception like logger-IOError on windows
            self.hideExceptions = True
            logger.info(QCoreApplication.translate("MainWin", "Main: shutdown complete"))
            logging.shutdown()

    def closeEvent(self, e):
        self.exitApplication()
        e.accept()

    def killApplication(self):
        sys.exit(1)
    def lateInit(self, *args):
        splashScreen = Globals.mainModule.splashScreen
        def progress(msg=None):
            if splashScreen and msg:
                splashScreen.showMessage(msg)
            if Globals.application.hasPendingEvents():
                Globals.application.processEvents()

        if not cfg.getboolean('main', 'disable_log_window'):
            progress(QCoreApplication.translate('MainWin', 'Starting logging system'))
            from SimuVis4.LogWin import LogWindow
            self.logWin = LogWindow(self.workSpace)
            self.workSpace.addSubWindow(self.logWin)
            Globals.startLogBuffer.setTarget(self.logWin.handler)
            Globals.startLogBuffer.flush()
            Globals.logger.addHandler(self.logWin.handler)
            Globals.logger.removeHandler(Globals.startLogHandler)
            Globals.logger.removeHandler(Globals.startLogBuffer)
            del Globals.startLogHandler
            del Globals.startLogBuffer
            self.toolsMenu.addAction(self.logWin.toggleVisibleAction)
            if not cfg.getboolean('main', 'hide_log_window'):
                self.logWin.toggleVisibleAction.setChecked(True)

        self.fileTypeActions = Misc.FileActionRegistry()
        Globals.fileTypeActions = self.fileTypeActions

        progress(QCoreApplication.translate('MainWin', 'Starting plugin manager'))
        from SimuVis4.PlugInManager import PlugInManager
        self.plugInManager =  PlugInManager()
        Globals.plugInManager = self.plugInManager
        self.plugInManager.loadAllFromFolder(cfg['main:system_plugin_path'])
        if cfg.has_option('main', 'user_plugin_path'):
            self.plugInManager.loadAllFromFolder(cfg['main:user_plugin_path'])

        if not cfg.getboolean('main', 'disable_plugin_browser'):
            progress(QCoreApplication.translate('MainWin', 'Starting plugin browser'))
            from SimuVis4.PlugInBrowser import PlugInBrowser
            self.plugInBrowserWin = PlugInBrowser(self.workSpace)
            self.workSpace.addSubWindow(self.plugInBrowserWin)
            self.plugInMenu.addAction(self.plugInBrowserWin.toggleVisibleAction)
            if not cfg.getboolean('main', 'hide_plugin_browser'):
                self.plugInBrowserWin.toggleAction.setChecked(True)
            self.plugInMenu.addAction(self.separatorAction)

        progress(QCoreApplication.translate('MainWin', 'Initializing Plugins'))
        self.plugInManager.initializePlugIns(progress)

        self.executor = Executor.ExecutorQt()
        Globals.executor = self.executor
        self.fileTypeActions.addType('application/simuvis4', '.sv4')
        self.fileTypeActions.addAction(self.executor.runFilename, ('application/simuvis4',),
            QCoreApplication.translate('MainWin', 'Run in SimuVis4'), 10)
        self.fileTypeActions.addAction(self.executor.runFilename, ('text/x-python',),
            QCoreApplication.translate('MainWin', 'Run in SimuVis4'), 3)


        logger.info(QCoreApplication.translate('MainWin', 'Main: startup succeeded'))

        if splashScreen:
            splashScreen.finish(self)

        if Globals.startScript:
            self.executeFile(Globals.startScript)
        elif cfg.has_option('main', 'system_start_script'):
            self.executeFile(cfg['main:system_start_script'])