173     @property

   173     @property

   174     def displayable_state(self):

   174     def displayable_state(self):

   175         return self.req._(self.state)

   175         return self.req._(self.state)

   176 

   176 

   177     def wf_state(self, statename):

   177     def wf_state(self, statename):

   179                                 {'n': statename, 'e': str(self.e_schema)})

   179                                 {'n': statename, 'e': str(self.e_schema)})

   180         if rset:

   180         if rset:

   181             return rset.get_entity(0, 0)

   181             return rset.get_entity(0, 0)

   182         return None

   182         return None

   183     

   183     

   184     def wf_transition(self, trname):

   184     def wf_transition(self, trname):

   186                                 {'n': trname, 'e': str(self.e_schema)})

   186                                 {'n': trname, 'e': str(self.e_schema)})

   187         if rset:

   187         if rset:

   188             return rset.get_entity(0, 0)

   188             return rset.get_entity(0, 0)

   189         return None

   189         return None

   190 

   190 

   366 

   366 

   367 class ProgressMixIn(object):

   367 class ProgressMixIn(object):

   368     """provide default implementations for IProgress interface methods"""

   368     """provide default implementations for IProgress interface methods"""

   369 

   369 

   370     @property

   370     @property

   372     def cost(self):

   371     def cost(self):

   373         return self.progress_info()['estimated']

   372         return self.progress_info()['estimated']

   374 

   373 

   375     @property

   374     @property

   377     def revised_cost(self):

   375     def revised_cost(self):

   378         return self.progress_info().get('estimatedcorrected', self.cost)

   376         return self.progress_info().get('estimatedcorrected', self.cost)

   379 

   377 

   380     @property

   378     @property

   382     def done(self):

   379     def done(self):

   383         return self.progress_info()['done']

   380         return self.progress_info()['done']

   384 

   381 

   385     @property

   382     @property

   387     def todo(self):

   383     def todo(self):

   388         return self.progress_info()['todo']

   384         return self.progress_info()['todo']

   389 

   385 

   390     @cached

   386     @cached

   391     def progress_info(self):

   387     def progress_info(self):

   400     def progress(self):

   396     def progress(self):

   401         try:

   397         try:

   402             return 100. * self.done / self.revised_cost

   398             return 100. * self.done / self.revised_cost

   403         except ZeroDivisionError:

   399         except ZeroDivisionError:

   404             # total cost is 0 : if everything was estimated, task is completed

   400             # total cost is 0 : if everything was estimated, task is completed

   406                 return 0.

   402                 return 0.

   407             return 100

   403             return 100