allow setting progress for current task from within resident task, implement rudiment...
[enigma2.git] / lib / python / Components / Task.py
index b276438..9a76842 100644 (file)
@@ -45,6 +45,7 @@ class Job(object):
 
        def addTask(self, task):
                task.job = self
+               task.task_progress_changed = self.task_progress_changed_CB
                self.tasks.append(task)
 
        def start(self, callback):
@@ -70,7 +71,7 @@ class Job(object):
                        else:
                                print "still waiting for %d resident task(s) %s to finish" % (len(self.resident_tasks), str(self.resident_tasks))
                else:
-                       self.tasks[self.current_task].run(self.taskCallback, self.task_progress_changed_CB)
+                       self.tasks[self.current_task].run(self.taskCallback)
                        self.state_changed()
 
        def taskCallback(self, task, res, stay_resident = False):
@@ -151,7 +152,7 @@ class Task(object):
                                not_met.append(precondition)
                return not_met
 
-       def run(self, callback, task_progress_changed):
+       def run(self, callback):
                failed_preconditions = self.checkPreconditions(True) + self.checkPreconditions(False)
                if len(failed_preconditions):
                        callback(self, failed_preconditions)
@@ -159,7 +160,6 @@ class Task(object):
                self.prepare()
 
                self.callback = callback
-               self.task_progress_changed = task_progress_changed
                from enigma import eConsoleAppContainer
                self.container = eConsoleAppContainer()
                self.container.appClosed.append(self.processFinished)
@@ -235,7 +235,8 @@ class Task(object):
                if progress < 0:
                        progress = 0
                self.__progress = progress
-               self.task_progress_changed()
+               if self.task_progress_changed:
+                       self.task_progress_changed()
 
        progress = property(getProgress, setProgress)
 
@@ -372,7 +373,8 @@ class ToolExistsPrecondition(Condition):
                return _("A required tool (%s) was not found.") % (self.realpath)
 
 class AbortedPostcondition(Condition):
-       pass
+       def getErrorMessage(self, task):
+               return "Cancelled upon user request"
 
 class ReturncodePostcondition(Condition):
        def check(self, task):