lib/python/Screens/Console.py

   1 from enigma import eConsoleAppContainer
   2 from Screens.Screen import Screen
   3 from Components.ActionMap import ActionMap
   4 from Components.ScrollLabel import ScrollLabel
   5
   6 class Console(Screen):
   7         #TODO move this to skin.xml
   8         skin = """
   9                 <screen position="100,100" size="550,400" title="Command execution..." >
  10                         <widget name="text" position="0,0" size="550,400" font="Console;14" />
  11                 </screen>"""
  12
  13         def __init__(self, session, title = "Console", cmdlist = None, finishedCallback = None, closeOnSuccess = False):
  14                 self.skin = Console.skin
  15                 Screen.__init__(self, session)
  16
  17                 self.finishedCallback = finishedCallback
  18                 self.closeOnSuccess = closeOnSuccess
  19
  20                 self["text"] = ScrollLabel("")
  21                 self["actions"] = ActionMap(["WizardActions", "DirectionActions"],
  22                 {
  23                         "ok": self.cancel,
  24                         "back": self.cancel,
  25                         "up": self["text"].pageUp,
  26                         "down": self["text"].pageDown
  27                 }, -1)
  28
  29                 self.cmdlist = cmdlist
  30                 self.newtitle = title
  31
  32                 self.onShown.append(self.updateTitle)
  33
  34                 self.container = eConsoleAppContainer()
  35                 self.run = 0
  36                 self.container.appClosed.append(self.runFinished)
  37                 self.container.dataAvail.append(self.dataAvail)
  38                 self.onLayoutFinish.append(self.startRun) # dont start before gui is finished
  39
  40         def updateTitle(self):
  41                 self.setTitle(self.newtitle)
  42
  43         def startRun(self):
  44                 self["text"].setText(_("Execution Progress:") + "\n\n")
  45                 print "Console: executing in run", self.run, " the command:", self.cmdlist[self.run]
  46                 if self.container.execute(self.cmdlist[self.run]): #start of container application failed...
  47                         self.runFinished(-1) # so we must call runFinished manual
  48
  49         def runFinished(self, retval):
  50                 self.run += 1
  51                 if self.run != len(self.cmdlist):
  52                         if self.container.execute(self.cmdlist[self.run]): #start of container application failed...
  53                                 self.runFinished(-1) # so we must call runFinished manual
  54                 else:
  55                         str = self["text"].getText()
  56                         str += _("Execution finished!!");
  57                         self["text"].setText(str)
  58                         self["text"].lastPage()
  59                         if self.finishedCallback is not None:
  60                                 self.finishedCallback()
  61                         if not retval and self.closeOnSuccess:
  62                                 self.cancel()
  63
  64         def cancel(self):
  65                 if self.run == len(self.cmdlist):
  66                         self.close()
  67                         self.container.appClosed.remove(self.runFinished)
  68                         self.container.dataAvail.remove(self.dataAvail)
  69
  70         def dataAvail(self, str):
  71                 self["text"].setText(self["text"].getText() + str)