lib/python/Screens/TaskView.py

   1 from Screen import Screen
   2 from InfoBarGenerics import InfoBarNotifications
   3
   4 class JobView(InfoBarNotifications, Screen):
   5         def __init__(self, session, job, parent=None, cancelable = True, backgroundable = True, close_on_finish = False):
   6                 from Components.Sources.StaticText import StaticText
   7                 from Components.Sources.Progress import Progress
   8                 from Components.Sources.Boolean import Boolean
   9                 from Components.ActionMap import ActionMap
  10                 Screen.__init__(self, session, parent)
  11                 InfoBarNotifications.__init__(self)
  12                 self.parent = parent
  13                 self.job = job
  14                 self.job.taskview = self
  15                 self.close_on_finish = close_on_finish
  16
  17                 self["job_name"] = StaticText(job.name)
  18                 self["job_progress"] = Progress()
  19                 self["job_status"] = StaticText()
  20                 self["job_task"] = StaticText()
  21                 self["finished"] = Boolean()
  22                 self["cancelable"] = Boolean(cancelable)
  23                 self["backgroundable"] = Boolean(backgroundable)
  24
  25                 self["key_blue"] = StaticText(_("Background"))
  26
  27                 self.onShow.append(self.windowShow)
  28                 self.onHide.append(self.windowHide)
  29
  30                 self["actions"] = ActionMap(["OkCancelActions"],
  31                         {
  32                                 "ok": self.ok,
  33                                 "cancel": self.ok
  34                         })
  35                 self["ColorActions"] = ActionMap(["ColorActions"],
  36                         {
  37                                 "red": self.abort,
  38                                 "green": self.ok,
  39                                 "blue": self.background,
  40                         })
  41
  42         def windowShow(self):
  43                 self.job.state_changed.append(self.state_changed)
  44                 self.state_changed()
  45
  46         def windowHide(self):
  47                 if len(self.job.state_changed) > 0:
  48                     self.job.state_changed.remove(self.state_changed)
  49
  50         def state_changed(self):
  51                 j = self.job
  52                 self["job_progress"].range = j.end
  53                 self["job_progress"].value = j.progress
  54                 #print "JobView::state_changed:", j.end, j.progress
  55                 self["job_status"].text = {j.NOT_STARTED: _("Waiting"), j.IN_PROGRESS: _("In Progress"), j.FINISHED: _("Finished"), j.FAILED: _("Failed")}[j.status]
  56                 if j.status == j.IN_PROGRESS:
  57                         self["job_task"].text = j.tasks[j.current_task].name
  58                 else:
  59                         self["job_task"].text = ""
  60                 if j.status in [j.FINISHED, j.FAILED]:
  61                         if self.close_on_finish:
  62                                 self.close()
  63                         self["backgroundable"].boolean = False
  64                         if j.status == j.FINISHED:
  65                                 self["finished"].boolean = True
  66                                 self["cancelable"].boolean = False
  67                         elif j.status == j.FAILED:
  68                                 self["cancelable"].boolean = True
  69
  70         def background(self):
  71                 print "[background]"
  72                 if self["backgroundable"].boolean == True:
  73                         self.close(True)
  74
  75         def ok(self):
  76                 if self.job.status in [self.job.FINISHED, self.job.FAILED]:
  77                         self.close(False)
  78
  79         def abort(self):
  80                 if self.job.status in [self.job.FINISHED, self.job.FAILED]:
  81                         self.close(False)
  82                 if self["cancelable"].boolean == True:
  83                         self.job.cancel()