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)
