models.py @ 442b800

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since 442b800 was 94d6752, checked in by Jae Cho <jhjcho@…>, 12 years ago
set .sansview dir to .sasview dir
Property mode set to `100644`
File size: 34.3 KB

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1	"""
2	Utilities to manage models
3	"""
4	import wx
5	import imp
6	import os
7	import sys
8	import math
9	import os.path
10	# Time is needed by the log method
11	import time
12	import logging
13	import py_compile
14	import shutil
15	from sans.guiframe.events import StatusEvent
16	# Explicitly import from the pluginmodel module so that py2exe
17	# places it in the distribution. The Model1DPlugin class is used
18	# as the base class of plug-in models.
19	from sans.models.pluginmodel import Model1DPlugin
20
21	PLUGIN_DIR = 'plugin_models'
22
23
24	def log(message):
25	"""
26	Log a message in a file located in the user's home directory
27	"""
28	dir = os.path.join(os.path.expanduser("~"), '.sasview', PLUGIN_DIR)
29	out = open(os.path.join(dir, "plugins.log"), 'a')
30	out.write("%10g: %s\n" % (time.clock(), message))
31	out.close()
32
33
34	def _check_plugin(model, name):
35	"""
36	Do some checking before model adding plugins in the list
37
38	:param model: class model to add into the plugin list
39	:param name:name of the module plugin
40
41	:return model: model if valid model or None if not valid
42
43	"""
44	#Check is the plugin is of type Model1DPlugin
45	if not issubclass(model, Model1DPlugin):
46	msg = "Plugin %s must be of type Model1DPlugin \n" % str(name)
47	log(msg)
48	return None
49	if model.__name__ != "Model":
50	msg = "Plugin %s class name must be Model \n" % str(name)
51	log(msg)
52	return None
53	try:
54	new_instance = model()
55	except:
56	msg = "Plugin %s error in __init__ \n\t: %s %s\n" % (str(name),
57	str(sys.exc_type), sys.exc_value)
58	log(msg)
59	return None
60
61	if hasattr(new_instance, "function"):
62	try:
63	value = new_instance.function()
64	except:
65	msg = "Plugin %s: error writing function \n\t :%s %s\n " % (str(name),
66	str(sys.exc_type), sys.exc_value)
67	log(msg)
68	return None
69	else:
70	msg = "Plugin %s needs a method called function \n" % str(name)
71	log(msg)
72	return None
73	return model
74
75
76	def find_plugins_dir():
77	"""
78	Find path of the plugins directory.
79	The plugin directory is located in the user's home directory.
80	"""
81	dir = os.path.join(os.path.expanduser("~"), '.sasview', PLUGIN_DIR)
82
83	# If the plugin directory doesn't exist, create it
84	if not os.path.isdir(dir):
85	os.makedirs(dir)
86
87	# Find paths needed
88	try:
89	# For source
90	if os.path.isdir(os.path.dirname(__file__)):
91	p_dir = os.path.join(os.path.dirname(__file__), PLUGIN_DIR)
92	else:
93	raise
94	except:
95	# Check for data path next to exe/zip file.
96	#Look for maximum n_dir up of the current dir to find plugins dir
97	n_dir = 12
98	p_dir = None
99	f_dir = os.path.join(os.path.dirname(__file__))
100	for i in range(n_dir):
101	if i > 1:
102	f_dir, _ = os.path.split(f_dir)
103	plugin_path = os.path.join(f_dir, PLUGIN_DIR)
104	if os.path.isdir(plugin_path):
105	p_dir = plugin_path
106	break
107	if not p_dir:
108	raise
109	# Place example user models as needed
110	if os.path.isdir(p_dir):
111	for file in os.listdir(p_dir):
112	file_path = os.path.join(p_dir, file)
113	if os.path.isfile(file_path):
114	if file.split(".")[-1] == 'py' and\
115	file.split(".")[0] != '__init__':
116	if not os.path.isfile(os.path.join(dir, file)):
117	shutil.copy(file_path, dir)
118
119	return dir
120
121
122	class ReportProblem:
123	def __nonzero__(self):
124	type, value, traceback = sys.exc_info()
125	if type is not None and issubclass(type, py_compile.PyCompileError):
126	print "Problem with", repr(value)
127	raise type, value, traceback
128	return 1
129
130	report_problem = ReportProblem()
131
132
133	def compile_file(dir):
134	"""
135	Compile a py file
136	"""
137	try:
138	import compileall
139	compileall.compile_dir(dir=dir, ddir=dir, force=1,
140	quiet=report_problem)
141	except:
142	type, value, traceback = sys.exc_info()
143	return value
144	return None
145
146
147	def _findModels(dir):
148	"""
149	"""
150	# List of plugin objects
151	plugins = {}
152	# Go through files in plug-in directory
153	#always recompile the folder plugin
154	dir = find_plugins_dir()
155	if not os.path.isdir(dir):
156	msg = "SansView couldn't locate Model plugin folder."
157	msg += """ "%s" does not exist""" % dir
158	logging.warning(msg)
159	return plugins
160	else:
161	log("looking for models in: %s" % str(dir))
162	compile_file(dir)
163	logging.info("pluging model dir: %s\n" % str(dir))
164	try:
165	list = os.listdir(dir)
166	for item in list:
167	toks = os.path.splitext(os.path.basename(item))
168	if toks[1] == '.py' and not toks[0] == '__init__':
169	name = toks[0]
170
171	path = [os.path.abspath(dir)]
172	file = None
173	try:
174	(file, path, info) = imp.find_module(name, path)
175	module = imp.load_module(name, file, item, info)
176	if hasattr(module, "Model"):
177	try:
178	if _check_plugin(module.Model, name) != None:
179	plugins[name] = module.Model
180	except:
181	msg = "Error accessing Model"
182	msg += "in %s\n %s %s\n" % (name,
183	str(sys.exc_type), sys.exc_value)
184	log(msg)
185	except:
186	msg = "Error accessing Model"
187	msg += " in %s\n %s %s \n" % (name,
188	str(sys.exc_type), sys.exc_value)
189	log(msg)
190	finally:
191
192	if not file == None:
193	file.close()
194	except:
195	# Don't deal with bad plug-in imports. Just skip.
196	msg = "Could not import model plugin: %s\n" % sys.exc_value
197	log(msg)
198	pass
199	return plugins
200
201
202	class ModelList(object):
203	"""
204	Contains dictionary of model and their type
205	"""
206	def __init__(self):
207	"""
208	"""
209	self.mydict = {}
210
211	def set_list(self, name, mylist):
212	"""
213	:param name: the type of the list
214	:param mylist: the list to add
215
216	"""
217	if name not in self.mydict.keys():
218	self.reset_list(name, mylist)
219
220	def reset_list(self, name, mylist):
221	"""
222	:param name: the type of the list
223	:param mylist: the list to add
224	"""
225	self.mydict[name] = mylist
226
227	def get_list(self):
228	"""
229	return all the list stored in a dictionary object
230	"""
231	return self.mydict
232
233
234	class ModelManagerBase:
235	"""
236	Base class for the model manager
237	"""
238	## external dict for models
239	model_combobox = ModelList()
240	## Dictionary of form models
241	form_factor_dict = {}
242	## dictionary of other
243	struct_factor_dict = {}
244	##list of form factors
245	shape_list = []
246	## independent shape model list
247	shape_indep_list = []
248	##list of structure factors
249	struct_list = []
250	##list of model allowing multiplication
251	multiplication_factor = []
252	##list of multifunctional shapes
253	multi_func_list = []
254	## list of added models
255	plugins = []
256	## Event owner (guiframe)
257	event_owner = None
258	last_time_dir_modified = 0
259
260	def __init__(self):
261	"""
262	"""
263	self.stored_plugins = {}
264	self._getModelList()
265
266	def findModels(self):
267	"""
268	find plugin model in directory of plugin .recompile all file
269	in the directory if file were modified
270	"""
271	temp = {}
272	if self.is_changed():
273	return _findModels(dir)
274	logging.info("pluging model : %s\n" % str(temp))
275	return temp
276
277	def _getModelList(self):
278	"""
279	List of models we want to make available by default
280	for this application
281
282	:return: the next free event ID following the new menu events
283
284	"""
285	# regular model names only
286	self.model_name_list = []
287	from sans.models.SphereModel import SphereModel
288	self.shape_list.append(SphereModel)
289	self.multiplication_factor.append(SphereModel)
290	self.model_name_list.append(SphereModel.__name__)
291
292	from sans.models.BinaryHSModel import BinaryHSModel
293	self.shape_list.append(BinaryHSModel)
294	self.model_name_list.append(BinaryHSModel.__name__)
295
296	from sans.models.FuzzySphereModel import FuzzySphereModel
297	self.shape_list.append(FuzzySphereModel)
298	self.multiplication_factor.append(FuzzySphereModel)
299	self.model_name_list.append(FuzzySphereModel.__name__)
300
301	from sans.models.RaspBerryModel import RaspBerryModel
302	self.shape_list.append(RaspBerryModel)
303	self.model_name_list.append(RaspBerryModel.__name__)
304
305	from sans.models.CoreShellModel import CoreShellModel
306	self.shape_list.append(CoreShellModel)
307	self.multiplication_factor.append(CoreShellModel)
308	self.model_name_list.append(CoreShellModel.__name__)
309
310	from sans.models.Core2ndMomentModel import Core2ndMomentModel
311	self.shape_list.append(Core2ndMomentModel)
312	self.model_name_list.append(Core2ndMomentModel.__name__)
313
314	from sans.models.CoreMultiShellModel import CoreMultiShellModel
315	self.shape_list.append(CoreMultiShellModel)
316	self.multiplication_factor.append(CoreMultiShellModel)
317	self.multi_func_list.append(CoreMultiShellModel)
318
319	from sans.models.VesicleModel import VesicleModel
320	self.shape_list.append(VesicleModel)
321	self.multiplication_factor.append(VesicleModel)
322	self.model_name_list.append(VesicleModel.__name__)
323
324	from sans.models.MultiShellModel import MultiShellModel
325	self.shape_list.append(MultiShellModel)
326	self.multiplication_factor.append(MultiShellModel)
327	self.model_name_list.append(MultiShellModel.__name__)
328
329	from sans.models.OnionExpShellModel import OnionExpShellModel
330	self.shape_list.append(OnionExpShellModel)
331	self.multiplication_factor.append(OnionExpShellModel)
332	self.multi_func_list.append(OnionExpShellModel)
333
334	from sans.models.SphericalSLDModel import SphericalSLDModel
335	self.shape_list.append(SphericalSLDModel)
336	self.multiplication_factor.append(SphericalSLDModel)
337	self.multi_func_list.append(SphericalSLDModel)
338
339
340	from sans.models.LinearPearlsModel import LinearPearlsModel
341	self.shape_list.append(LinearPearlsModel)
342	self.model_name_list.append(LinearPearlsModel.__name__)
343
344	from sans.models.PearlNecklaceModel import PearlNecklaceModel
345	self.shape_list.append(PearlNecklaceModel)
346	self.model_name_list.append(PearlNecklaceModel.__name__)
347	#self.multiplication_factor.append(PearlNecklaceModel)
348
349	from sans.models.CylinderModel import CylinderModel
350	self.shape_list.append(CylinderModel)
351	self.multiplication_factor.append(CylinderModel)
352	self.model_name_list.append(CylinderModel.__name__)
353
354	from sans.models.CoreShellCylinderModel import CoreShellCylinderModel
355	self.shape_list.append(CoreShellCylinderModel)
356	self.multiplication_factor.append(CoreShellCylinderModel)
357	self.model_name_list.append(CoreShellCylinderModel.__name__)
358
359	from sans.models.CoreShellBicelleModel import CoreShellBicelleModel
360	self.shape_list.append(CoreShellBicelleModel)
361	self.multiplication_factor.append(CoreShellBicelleModel)
362	self.model_name_list.append(CoreShellBicelleModel.__name__)
363
364	from sans.models.HollowCylinderModel import HollowCylinderModel
365	self.shape_list.append(HollowCylinderModel)
366	self.multiplication_factor.append(HollowCylinderModel)
367	self.model_name_list.append(HollowCylinderModel.__name__)
368
369	from sans.models.FlexibleCylinderModel import FlexibleCylinderModel
370	self.shape_list.append(FlexibleCylinderModel)
371	self.model_name_list.append(FlexibleCylinderModel.__name__)
372
373	from sans.models.FlexCylEllipXModel import FlexCylEllipXModel
374	self.shape_list.append(FlexCylEllipXModel)
375	self.model_name_list.append(FlexCylEllipXModel.__name__)
376
377	from sans.models.StackedDisksModel import StackedDisksModel
378	self.shape_list.append(StackedDisksModel)
379	self.multiplication_factor.append(StackedDisksModel)
380	self.model_name_list.append(StackedDisksModel.__name__)
381
382	from sans.models.ParallelepipedModel import ParallelepipedModel
383	self.shape_list.append(ParallelepipedModel)
384	self.multiplication_factor.append(ParallelepipedModel)
385	self.model_name_list.append(ParallelepipedModel.__name__)
386
387	from sans.models.CSParallelepipedModel import CSParallelepipedModel
388	self.shape_list.append(CSParallelepipedModel)
389	self.multiplication_factor.append(CSParallelepipedModel)
390	self.model_name_list.append(CSParallelepipedModel.__name__)
391
392	from sans.models.EllipticalCylinderModel import EllipticalCylinderModel
393	self.shape_list.append(EllipticalCylinderModel)
394	self.multiplication_factor.append(EllipticalCylinderModel)
395	self.model_name_list.append(EllipticalCylinderModel.__name__)
396
397	from sans.models.BarBellModel import BarBellModel
398	self.shape_list.append(BarBellModel)
399	self.model_name_list.append(BarBellModel.__name__)
400	# not implemeted yet!
401	#self.multiplication_factor.append(BarBellModel)
402
403	from sans.models.CappedCylinderModel import CappedCylinderModel
404	self.shape_list.append(CappedCylinderModel)
405	self.model_name_list.append(CappedCylinderModel.__name__)
406	# not implemeted yet!
407	#self.multiplication_factor.append(CappedCylinderModel)
408
409	from sans.models.EllipsoidModel import EllipsoidModel
410	self.shape_list.append(EllipsoidModel)
411	self.multiplication_factor.append(EllipsoidModel)
412	self.model_name_list.append(EllipsoidModel.__name__)
413
414	from sans.models.CoreShellEllipsoidModel import CoreShellEllipsoidModel
415	self.shape_list.append(CoreShellEllipsoidModel)
416	self.multiplication_factor.append(CoreShellEllipsoidModel)
417	self.model_name_list.append(CoreShellEllipsoidModel.__name__)
418
419	from sans.models.TriaxialEllipsoidModel import TriaxialEllipsoidModel
420	self.shape_list.append(TriaxialEllipsoidModel)
421	self.multiplication_factor.append(TriaxialEllipsoidModel)
422	self.model_name_list.append(TriaxialEllipsoidModel.__name__)
423
424	from sans.models.LamellarModel import LamellarModel
425	self.shape_list.append(LamellarModel)
426	self.model_name_list.append(LamellarModel.__name__)
427
428	from sans.models.LamellarFFHGModel import LamellarFFHGModel
429	self.shape_list.append(LamellarFFHGModel)
430	self.model_name_list.append(LamellarFFHGModel.__name__)
431
432	from sans.models.LamellarPSModel import LamellarPSModel
433	self.shape_list.append(LamellarPSModel)
434	self.model_name_list.append(LamellarPSModel.__name__)
435
436	from sans.models.LamellarPSHGModel import LamellarPSHGModel
437	self.shape_list.append(LamellarPSHGModel)
438	self.model_name_list.append(LamellarPSHGModel.__name__)
439
440	from sans.models.LamellarPCrystalModel import LamellarPCrystalModel
441	self.shape_list.append(LamellarPCrystalModel)
442	self.model_name_list.append(LamellarPCrystalModel.__name__)
443
444	from sans.models.SCCrystalModel import SCCrystalModel
445	self.shape_list.append(SCCrystalModel)
446	self.model_name_list.append(SCCrystalModel.__name__)
447
448	from sans.models.FCCrystalModel import FCCrystalModel
449	self.shape_list.append(FCCrystalModel)
450	self.model_name_list.append(FCCrystalModel.__name__)
451
452	from sans.models.BCCrystalModel import BCCrystalModel
453	self.shape_list.append(BCCrystalModel)
454	self.model_name_list.append(BCCrystalModel.__name__)
455
456	## Structure factor
457	from sans.models.SquareWellStructure import SquareWellStructure
458	self.struct_list.append(SquareWellStructure)
459	self.model_name_list.append(SquareWellStructure.__name__)
460
461	from sans.models.HardsphereStructure import HardsphereStructure
462	self.struct_list.append(HardsphereStructure)
463	self.model_name_list.append(HardsphereStructure.__name__)
464
465	from sans.models.StickyHSStructure import StickyHSStructure
466	self.struct_list.append(StickyHSStructure)
467	self.model_name_list.append(StickyHSStructure.__name__)
468
469	from sans.models.HayterMSAStructure import HayterMSAStructure
470	self.struct_list.append(HayterMSAStructure)
471	self.model_name_list.append(HayterMSAStructure.__name__)
472
473
474	##shape-independent models
475	from sans.models.PowerLawAbsModel import PowerLawAbsModel
476	self.shape_indep_list.append(PowerLawAbsModel)
477	self.model_name_list.append(PowerLawAbsModel.__name__)
478
479	from sans.models.BEPolyelectrolyte import BEPolyelectrolyte
480	self.shape_indep_list.append(BEPolyelectrolyte)
481	self.model_name_list.append(BEPolyelectrolyte.__name__)
482	self.form_factor_dict[str(wx.NewId())] = [SphereModel]
483
484	from sans.models.BroadPeakModel import BroadPeakModel
485	self.shape_indep_list.append(BroadPeakModel)
486	self.model_name_list.append(BroadPeakModel.__name__)
487
488	from sans.models.CorrLengthModel import CorrLengthModel
489	self.shape_indep_list.append(CorrLengthModel)
490	self.model_name_list.append(CorrLengthModel.__name__)
491
492	from sans.models.DABModel import DABModel
493	self.shape_indep_list.append(DABModel)
494	self.model_name_list.append(DABModel.__name__)
495
496	from sans.models.DebyeModel import DebyeModel
497	self.shape_indep_list.append(DebyeModel)
498	self.model_name_list.append(DebyeModel.__name__)
499
500	from sans.models.FractalModel import FractalModel
501	self.shape_indep_list.append(FractalModel)
502	self.model_name_list.append(FractalModel.__name__)
503
504	from sans.models.FractalCoreShellModel import FractalCoreShellModel
505	self.shape_indep_list.append(FractalCoreShellModel)
506	self.model_name_list.append(FractalCoreShellModel.__name__)
507
508	from sans.models.GaussLorentzGelModel import GaussLorentzGelModel
509	self.shape_indep_list.append(GaussLorentzGelModel)
510	self.model_name_list.append(GaussLorentzGelModel.__name__)
511
512	from sans.models.GuinierModel import GuinierModel
513	self.shape_indep_list.append(GuinierModel)
514	self.model_name_list.append(GuinierModel.__name__)
515
516	from sans.models.GuinierPorodModel import GuinierPorodModel
517	self.shape_indep_list.append(GuinierPorodModel)
518	self.model_name_list.append(GuinierPorodModel.__name__)
519
520	from sans.models.LorentzModel import LorentzModel
521	self.shape_indep_list.append(LorentzModel)
522	self.model_name_list.append(LorentzModel.__name__)
523
524	from sans.models.MassFractalModel import MassFractalModel
525	self.shape_indep_list.append(MassFractalModel)
526	self.model_name_list.append(MassFractalModel.__name__)
527
528	from sans.models.MassSurfaceFractal import MassSurfaceFractal
529	self.shape_indep_list.append(MassSurfaceFractal)
530	self.model_name_list.append(MassSurfaceFractal.__name__)
531
532	from sans.models.PeakGaussModel import PeakGaussModel
533	self.shape_indep_list.append(PeakGaussModel)
534	self.model_name_list.append(PeakGaussModel.__name__)
535
536	from sans.models.PeakLorentzModel import PeakLorentzModel
537	self.shape_indep_list.append(PeakLorentzModel)
538	self.model_name_list.append(PeakLorentzModel.__name__)
539
540	from sans.models.Poly_GaussCoil import Poly_GaussCoil
541	self.shape_indep_list.append(Poly_GaussCoil)
542	self.model_name_list.append(Poly_GaussCoil.__name__)
543
544	from sans.models.PolymerExclVolume import PolymerExclVolume
545	self.shape_indep_list.append(PolymerExclVolume)
546	self.model_name_list.append(PolymerExclVolume.__name__)
547
548	from sans.models.PorodModel import PorodModel
549	self.shape_indep_list.append(PorodModel)
550	self.model_name_list.append(PorodModel.__name__)
551
552	from sans.models.RPA10Model import RPA10Model
553	self.shape_indep_list.append(RPA10Model)
554	self.multi_func_list.append(RPA10Model)
555
556	from sans.models.StarPolymer import StarPolymer
557	self.shape_indep_list.append(StarPolymer)
558	self.model_name_list.append(StarPolymer.__name__)
559
560	from sans.models.SurfaceFractalModel import SurfaceFractalModel
561	self.shape_indep_list.append(SurfaceFractalModel)
562	self.model_name_list.append(SurfaceFractalModel.__name__)
563
564	from sans.models.TeubnerStreyModel import TeubnerStreyModel
565	self.shape_indep_list.append(TeubnerStreyModel)
566	self.model_name_list.append(TeubnerStreyModel.__name__)
567
568	from sans.models.TwoLorentzianModel import TwoLorentzianModel
569	self.shape_indep_list.append(TwoLorentzianModel)
570	self.model_name_list.append(TwoLorentzianModel.__name__)
571
572	from sans.models.TwoPowerLawModel import TwoPowerLawModel
573	self.shape_indep_list.append(TwoPowerLawModel)
574	self.model_name_list.append(TwoPowerLawModel.__name__)
575
576	from sans.models.UnifiedPowerRgModel import UnifiedPowerRgModel
577	self.shape_indep_list.append(UnifiedPowerRgModel)
578	self.multi_func_list.append(UnifiedPowerRgModel)
579
580	from sans.models.LineModel import LineModel
581	self.shape_indep_list.append(LineModel)
582	self.model_name_list.append(LineModel.__name__)
583
584	from sans.models.ReflectivityModel import ReflectivityModel
585	self.shape_indep_list.append(ReflectivityModel)
586	self.multi_func_list.append(ReflectivityModel)
587
588	from sans.models.ReflectivityIIModel import ReflectivityIIModel
589	self.shape_indep_list.append(ReflectivityIIModel)
590	self.multi_func_list.append(ReflectivityIIModel)
591
592	from sans.models.GelFitModel import GelFitModel
593	self.shape_indep_list.append(GelFitModel)
594	self.model_name_list.append(GelFitModel.__name__)
595
596	from sans.models.FractalO_Z import FractalO_Z
597	self.shape_indep_list.append(FractalO_Z)
598	self.model_name_list.append(FractalO_Z.__name__)
599
600	#Looking for plugins
601	self.stored_plugins = self.findModels()
602	self.plugins = self.stored_plugins.values()
603
604	self._get_multifunc_models()
605
606	return 0
607
608	def is_changed(self):
609	"""
610	check the last time the plugin dir has changed and return true
611	is the directory was modified else return false
612	"""
613	is_modified = False
614	plugin_dir = find_plugins_dir()
615	if os.path.isdir(plugin_dir):
616	temp = os.path.getmtime(plugin_dir)
617	if self.last_time_dir_modified != temp:
618	is_modified = True
619	self.last_time_dir_modified = temp
620
621	return is_modified
622
623	def update(self):
624	"""
625	return a dictionary of model if
626	new models were added else return empty dictionary
627	"""
628	new_plugins = self.findModels()
629	if len(new_plugins) > 0:
630	for name, plug in new_plugins.iteritems():
631	if name not in self.stored_plugins.keys():
632	self.stored_plugins[name] = plug
633	self.plugins.append(plug)
634	self.model_combobox.set_list("Customized Models", self.plugins)
635	return self.model_combobox.get_list()
636	else:
637	return {}
638
639	def pulgins_reset(self):
640	"""
641	return a dictionary of model
642	"""
643	self.plugins = []
644	new_plugins = _findModels(dir)
645	for name, plug in new_plugins.iteritems():
646	for stored_name, stored_plug in self.stored_plugins.iteritems():
647	if name == stored_name:
648	del self.stored_plugins[name]
649	break
650	self.stored_plugins[name] = plug
651	self.plugins.append(plug)
652
653	self.model_combobox.reset_list("Customized Models", self.plugins)
654	return self.model_combobox.get_list()
655
656	def populate_menu(self, modelmenu, event_owner):
657	"""
658	Populate a menu with our models
659
660	:param id: first menu event ID to use when binding the menu events
661	:param modelmenu: wx.Menu object to populate
662	:param event_owner: wx object to bind the menu events to
663
664	:return: the next free event ID following the new menu events
665
666	"""
667	## Fill model lists
668	self._getModelList()
669	## store reference to model menu of guiframe
670	self.modelmenu = modelmenu
671	## guiframe reference
672	self.event_owner = event_owner
673
674	shape_submenu = wx.Menu()
675	shape_indep_submenu = wx.Menu()
676	structure_factor = wx.Menu()
677	added_models = wx.Menu()
678	multip_models = wx.Menu()
679	## create menu with shape
680	self._fill_simple_menu(menuinfo=["Shapes",
681	shape_submenu,
682	" simple shape"],
683	list1=self.shape_list)
684
685	self._fill_simple_menu(menuinfo=["Shape-Independent",
686	shape_indep_submenu,
687	"List of shape-independent models"],
688	list1=self.shape_indep_list)
689
690	self._fill_simple_menu(menuinfo=["Structure Factors",
691	structure_factor,
692	"List of Structure factors models"],
693	list1=self.struct_list)
694
695	self._fill_plugin_menu(menuinfo=["Customized Models", added_models,
696	"List of additional models"],
697	list1=self.plugins)
698
699	self._fill_menu(menuinfo=["P(Q)*S(Q)", multip_models,
700	"mulplication of 2 models"],
701	list1=self.multiplication_factor,
702	list2=self.struct_list)
703	return 0
704
705	def _fill_plugin_menu(self, menuinfo, list1):
706	"""
707	fill the plugin menu with costumized models
708	"""
709	if len(list1) == 0:
710	id = wx.NewId()
711	msg = "No model available check plugins.log for errors to fix problem"
712	menuinfo[1].Append(int(id), "Empty", msg)
713	self._fill_simple_menu(menuinfo, list1)
714
715	def _fill_simple_menu(self, menuinfo, list1):
716	"""
717	Fill the menu with list item
718
719	:param modelmenu: the menu to fill
720	:param menuinfo: submenu item for the first column of this modelmenu
721	with info.Should be a list :
722	[name(string) , menu(wx.menu), help(string)]
723	:param list1: contains item (form factor )to fill modelmenu second column
724
725	"""
726	if len(list1) > 0:
727	self.model_combobox.set_list(menuinfo[0], list1)
728
729	for item in list1:
730	try:
731	id = wx.NewId()
732	struct_factor = item()
733	struct_name = struct_factor.__class__.__name__
734	if hasattr(struct_factor, "name"):
735	struct_name = struct_factor.name
736
737	menuinfo[1].Append(int(id), struct_name, struct_name)
738	if not item in self.struct_factor_dict.itervalues():
739	self.struct_factor_dict[str(id)] = item
740	wx.EVT_MENU(self.event_owner, int(id), self._on_model)
741	except:
742	msg = "Error Occured: %s" % sys.exc_value
743	wx.PostEvent(self.event_owner, StatusEvent(status=msg))
744
745	id = wx.NewId()
746	self.modelmenu.AppendMenu(id, menuinfo[0], menuinfo[1], menuinfo[2])
747
748	def _fill_menu(self, menuinfo, list1, list2):
749	"""
750	Fill the menu with list item
751
752	:param menuinfo: submenu item for the first column of this modelmenu
753	with info.Should be a list :
754	[name(string) , menu(wx.menu), help(string)]
755	:param list1: contains item (form factor )to fill modelmenu second column
756	:param list2: contains item (Structure factor )to fill modelmenu
757	third column
758
759	"""
760	if len(list1) > 0:
761	self.model_combobox.set_list(menuinfo[0], list1)
762
763	for item in list1:
764	form_factor = item()
765	form_name = form_factor.__class__.__name__
766	if hasattr(form_factor, "name"):
767	form_name = form_factor.name
768	### store form factor to return to other users
769	newmenu = wx.Menu()
770	if len(list2) > 0:
771	for model in list2:
772	id = wx.NewId()
773	struct_factor = model()
774	name = struct_factor.__class__.__name__
775	if hasattr(struct_factor, "name"):
776	name = struct_factor.name
777	newmenu.Append(id, name, name)
778	wx.EVT_MENU(self.event_owner, int(id), self._on_model)
779	## save form_fact and struct_fact
780	self.form_factor_dict[int(id)] = [form_factor,
781	struct_factor]
782
783	form_id = wx.NewId()
784	menuinfo[1].AppendMenu(int(form_id), form_name,
785	newmenu, menuinfo[2])
786	id = wx.NewId()
787	self.modelmenu.AppendMenu(id, menuinfo[0], menuinfo[1], menuinfo[2])
788
789	def _on_model(self, evt):
790	"""
791	React to a model menu event
792
793	:param event: wx menu event
794
795	"""
796	if int(evt.GetId()) in self.form_factor_dict.keys():
797	from sans.models.MultiplicationModel import MultiplicationModel
798	model1, model2 = self.form_factor_dict[int(evt.GetId())]
799	model = MultiplicationModel(model1, model2)
800	else:
801	model = self.struct_factor_dict[str(evt.GetId())]()
802
803	#TODO: investigate why the following two lines were left in the code
804	# even though the ModelEvent class doesn't exist
805	#evt = ModelEvent(model=model)
806	#wx.PostEvent(self.event_owner, evt)
807
808	def _get_multifunc_models(self):
809	"""
810	Get the multifunctional models
811	"""
812	for item in self.plugins:
813	try:
814	# check the multiplicity if any
815	if item.multiplicity_info[0] > 1:
816	self.multi_func_list.append(item)
817	except:
818	# pass to other items
819	pass
820
821	def get_model_list(self):
822	"""
823	return dictionary of models for fitpanel use
824
825	"""
826	self.model_combobox.set_list("Shapes", self.shape_list)
827	self.model_combobox.set_list("Shape-Independent",
828	self.shape_indep_list)
829	self.model_combobox.set_list("Structure Factors", self.struct_list)
830	self.model_combobox.set_list("Customized Models", self.plugins)
831	self.model_combobox.set_list("P(Q)*S(Q)", self.multiplication_factor)
832	self.model_combobox.set_list("multiplication",
833	self.multiplication_factor)
834	self.model_combobox.set_list("Multi-Functions", self.multi_func_list)
835	return self.model_combobox.get_list()
836
837	def get_model_name_list(self):
838	"""
839	return regular model name list
840	"""
841	return self.model_name_list
842
843
844	class ModelManager(object):
845	"""
846	implement model
847	"""
848	__modelmanager = ModelManagerBase()
849
850	def findModels(self):
851	return self.__modelmanager.findModels()
852
853	def _getModelList(self):
854	return self.__modelmanager._getModelList()
855
856	def is_changed(self):
857	return self.__modelmanager.is_changed()
858
859	def update(self):
860	return self.__modelmanager.update()
861
862	def pulgins_reset(self):
863	return self.__modelmanager.pulgins_reset()
864
865	def populate_menu(self, modelmenu, event_owner):
866	return self.__modelmanager.populate_menu(modelmenu, event_owner)
867
868	def _on_model(self, evt):
869	return self.__modelmanager._on_model(evt)
870
871	def _get_multifunc_models(self):
872	return self.__modelmanager._get_multifunc_models()
873
874	def get_model_list(self):
875	return self.__modelmanager.get_model_list()
876
877	def get_model_name_list(self):
878	return self.__modelmanager.get_model_name_list()

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SasView

source: sasview/fittingview/src/sans/perspectives/fitting/models.py @ 442b800

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