class Jaime(QObject,Singleton): instance = None logger = None def __init__(self): if Jaime.instance: raise Exception("Can't call to constructor with another instance created") self.tabs_widget = QTabWidget() self.view = QWebView() self.page = QWebPage() self.config = SafeConfigParser() Logger.getLoggerFor(self.__class__) self.tabs_widget.insertTab(0,self.view,'label') self.tabs = {} self.graph_file = None self.close_tab_timer = QTimer() self.close_tab_timer.setSingleShot(False) #cada 30 segundos se cierra un tab self.close_tab_timer.setInterval(10000) self.view.setPage(self.page) self.tabs['mainTab'] = self.view self.network_manager = CustomNetworkAccessManager.getInstance() self.navigator = Navigator.getInstance() self.route_node = YahooRouteNode.getInstance() self.graph_parser = GraphParser.getInstance() self.page.setNetworkAccessManager(self.network_manager) def loadConfig(self,config_file): self.config.read(config_file) def loadParam(self,name,value): name = name.strip() # print 'get param [%s]' % name if not self.config.has_section('PARAMS'): # print 'cree la seccion' self.config.add_section('PARAMS') self.config.set('PARAMS',name.strip(),value) # print 'seteo %s a %s ' % (name,value) def getParam(self,name,default=None): name = name.strip() # print 'get param [%s]' % name if self.config.has_section('PARAMS') and \ self.config.has_option('PARAMS',name): # print 'get param 1 %s' % name return self.config.get('PARAMS',name) if default != None: return default return None def toggleDelegationPolicy(self, delegate=None): if self.page.linkDelegationPolicy() == QWebPage.DontDelegateLinks or \ ( isinstance(delegate,bool) and delegate ): self.logger.info('cambio a delegate links') self.page.setLinkDelegationPolicy(QWebPage.DelegateAllLinks) elif self.page.linkDelegationPolicy() == QWebPage.DelegateAllLinks or \ ( isinstance(delegate,bool) and not delegate ): self.logger.info('cambio a dont delegate links') self.page.setLinkDelegationPolicy(QWebPage.DontDelegateLinks) else: self.logger.warn("Can't set delegation policy") def setGraph(self,filename): self.graph_file = filename def start(self): self.logger.info('---------------------------- Jaime start work ---------------------------------') self.logger.info('Graph file = %s' % self.graph_file) if self.config.has_section('PARAMS') : self.logger.info('[PARAMS]') for name,value in self.config.items('PARAMS'): self.logger.info(' %s = %s' % (name,value)) self.page.setNetworkAccessManager(self.network_manager) self.page.loadFinished.connect(self.navigator.processPageLoadFinished) self.page.loadStarted.connect(self.navigator.processLoadStarted) self.page.linkClicked.connect(self.openLinkOnTab) self.close_tab_timer.timeout.connect(self.closeOpenTab) self.graph_parser.loadGraph(self.graph_file) if not self.navigator.takeEntryPoint(): self.finishWork() self.tabs_widget.show() # self.tabs_widget.showMaximized() def finishWork(self): self.logger.info('Jaime termina su funcionamiento') QApplication.closeAllWindows() def openLinkOnTab(self,link): l = len(self.tabs) new_tab_key = 'newTab_%s' % time.time() self.tabs[new_tab_key] = QWebView() self.tabs[new_tab_key].load(link) self.tabs_widget.insertTab(self.tabs_widget.count(),self.tabs[new_tab_key],new_tab_key) if self.close_tab_timer.timerId() == -1 : self.logger.info('starteo el close_tab_timer') self.close_tab_timer.start() def closeOpenTab(self): if len(self.tabs) == 1 and self.close_tab_timer.timerId() != -1 : self.logger.info('stopeo el close_tab_timer') self.close_tab_timer.stop() return ks = self.tabs.keys() ks.remove('mainTab') ks.sort() last_key = ks[0] index = None for i in range(len(self.tabs)): if self.tabs_widget.tabText(i) == last_key: index = i break if index: del self.tabs[last_key] self.tabs_widget.removeTab(index) else: # print 'stopeo el close_tab_timer' self.logger.error('no se encontro tab para remover con nombre %s' % last_key)