sldPanel.py @ 6ef7ac5a

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 6ef7ac5a was 6e9976b, checked in by Jae Cho <jhjcho@…>, 15 years ago
Changed font size for linux to normal size and fixed setbackgroundcolor bug in textctrls
Property mode set to `100644`
File size: 15.5 KB

Line
1	"""
2	This module provide GUI for the neutron scattering length density calculator
3	@author: Gervaise B. Alina
4	"""
5
6	import wx
7	import sys
8
9	from sans.guiframe.utils import format_number, check_float
10	from sans.guicomm.events import StatusEvent
11	from sldCalculator import SldCalculator
12
13	_BOX_WIDTH = 76
14	_STATICBOX_WIDTH = 350
15	_SCALE = 1e-6
16
17	#SLD panel size
18	if sys.platform.count("darwin")==0:
19	_STATICBOX_WIDTH = 350
20	PANEL_SIZE = 400
21	FONT_VARIANT = 0
22	else:
23	_STATICBOX_WIDTH = 380
24	PANEL_SIZE = 430
25	FONT_VARIANT = 1
26
27	class SldPanel(wx.Panel):
28	"""
29	Provides the SLD calculator GUI.
30	"""
31	def __init__(self, parent,base=None, id = -1):
32	wx.Panel.__init__(self, parent, id = id)
33	#Font size
34	self.SetWindowVariant(variant=FONT_VARIANT)
35
36	# Object that receive status event
37	self.base= base
38	self.calculator = SldCalculator()
39	self.wavelength = self.calculator.wavelength
40
41	self._do_layout()
42	self.SetAutoLayout(True)
43	self.Layout()
44
45
46	def _do_layout(self):
47	"""
48	Draw window content
49	"""
50	unit_a = '[A]'
51	unit_density = '[g/cm^(3)]'
52	unit_sld= '[1/A^(2)]'
53	unit_cm1='[1/cm]'
54	unit_cm='[cm]'
55	sizer_input = wx.GridBagSizer(5,5)
56	sizer_output = wx.GridBagSizer(5,5)
57	sizer_button = wx.BoxSizer(wx.HORIZONTAL)
58	sizer1 = wx.BoxSizer(wx.HORIZONTAL)
59	sizer2 = wx.BoxSizer(wx.HORIZONTAL)
60	sizer3 = wx.BoxSizer(wx.HORIZONTAL)
61	#---------inputs----------------
62	inputbox = wx.StaticBox(self, -1, "Input")
63	boxsizer1 = wx.StaticBoxSizer(inputbox, wx.VERTICAL)
64	boxsizer1.SetMinSize((_STATICBOX_WIDTH,-1))
65
66	compound_txt = wx.StaticText(self, -1, 'Compound ')
67	self.compound_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
68	density_txt = wx.StaticText(self, -1, 'Density ')
69	self.density_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
70	unit_density_txt = wx.StaticText(self, -1, unit_density)
71	wavelength_txt = wx.StaticText(self, -1, 'Wavelength ')
72	self.wavelength_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
73	self.wavelength_ctl.SetValue(str(self.wavelength))
74	unit_a_txt = wx.StaticText(self, -1, unit_a)
75	iy = 0
76	ix = 0
77	sizer_input.Add(compound_txt,(iy, ix),(1,1),\
78	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
79	ix +=1
80	sizer_input.Add(self.compound_ctl,(iy, ix),(1,1),\
81	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
82	iy += 1
83	ix = 0
84	sizer_input.Add(density_txt,(iy, ix),(1,1),\
85	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
86	ix +=1
87	sizer_input.Add(self.density_ctl,(iy, ix),(1,1),\
88	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
89	ix +=1
90	sizer_input.Add(unit_density_txt,(iy, ix),(1,1),\
91	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
92	iy += 1
93	ix = 0
94	sizer_input.Add(wavelength_txt,(iy, ix),(1,1),\
95	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
96	ix +=1
97	sizer_input.Add(self.wavelength_ctl,(iy, ix),(1,1),\
98	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
99	ix +=1
100	sizer_input.Add(unit_a_txt,(iy, ix),(1,1),\
101	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
102	boxsizer1.Add( sizer_input )
103	sizer1.Add(boxsizer1,0, wx.EXPAND \| wx.ALL, 10)
104	#---------Outputs sizer--------
105	outputbox = wx.StaticBox(self, -1, "Output")
106	boxsizer2 = wx.StaticBoxSizer(outputbox, wx.VERTICAL)
107	boxsizer2.SetMinSize((_STATICBOX_WIDTH,-1))
108
109	i_complex= '+ i'
110	neutron_sld_txt = wx.StaticText(self, -1, 'Neutron SLD')
111	self.neutron_sld_reel_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
112	self.neutron_sld_reel_ctl.SetEditable(False)
113	self.neutron_sld_reel_ctl.SetToolTipString("Neutron SLD reel.")
114	self.neutron_sld_im_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
115	self.neutron_sld_im_ctl.SetEditable(False)
116	self.neutron_sld_im_ctl.SetToolTipString("Neutron SLD imaginary.")
117	neutron_sld_units_txt = wx.StaticText(self, -1, unit_sld)
118
119	cu_ka_sld_txt = wx.StaticText(self, -1, 'Cu Ka SLD')
120	self.cu_ka_sld_reel_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
121	self.cu_ka_sld_reel_ctl.SetEditable(False)
122	self.cu_ka_sld_reel_ctl.SetToolTipString("Cu Ka SLD reel.")
123	self.cu_ka_sld_im_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
124	self.cu_ka_sld_im_ctl.SetEditable(False)
125	self.cu_ka_sld_im_ctl.SetToolTipString("Cu Ka SLD imaginary.")
126	cu_ka_sld_units_txt = wx.StaticText(self, -1, unit_sld)
127
128	mo_ka_sld_txt = wx.StaticText(self, -1, 'Mo Ka SLD')
129	self.mo_ka_sld_reel_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
130	self.mo_ka_sld_reel_ctl.SetEditable(False)
131	self.mo_ka_sld_reel_ctl.SetToolTipString("Mo Ka SLD reel.")
132	self.mo_ka_sld_im_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
133	self.mo_ka_sld_im_ctl.SetEditable(False)
134	self.mo_ka_sld_im_ctl.SetToolTipString("Mo Ka SLD reel.")
135	mo_ka_sld_units_txt = wx.StaticText(self, -1, unit_sld)
136
137	neutron_inc_txt = wx.StaticText(self, -1, 'Neutron Inc. Xs')
138	self.neutron_inc_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
139	self.neutron_inc_ctl.SetEditable(False)
140	self.neutron_inc_ctl.SetToolTipString("Neutron Inc. Xs")
141	neutron_inc_units_txt = wx.StaticText(self, -1, unit_cm1)
142
143	neutron_abs_txt = wx.StaticText(self, -1, 'Neutron Abs. Xs')
144	self.neutron_abs_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
145	self.neutron_abs_ctl.SetEditable(False)
146	self.neutron_abs_ctl.SetToolTipString("Neutron Abs. Xs")
147	neutron_abs_units_txt = wx.StaticText(self, -1, unit_cm1)
148
149	neutron_length_txt = wx.StaticText(self, -1, 'Neutron 1/e length')
150	self.neutron_length_ctl = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,-1))
151	self.neutron_length_ctl.SetEditable(False)
152	self.neutron_length_ctl.SetToolTipString("Neutron 1/e length")
153	neutron_length_units_txt = wx.StaticText(self, -1, unit_cm)
154	iy = 0
155	ix = 0
156	sizer_output.Add(neutron_sld_txt,(iy, ix),(1,1),
157	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
158	ix +=1
159	sizer_output.Add(self.neutron_sld_reel_ctl,(iy, ix),(1,1),
160	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
161	ix +=1
162	sizer_output.Add(wx.StaticText(self, -1, i_complex)
163	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
164	ix +=1
165	sizer_output.Add(self.neutron_sld_im_ctl
166	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
167	ix +=1
168	sizer_output.Add(neutron_sld_units_txt
169	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
170	iy += 1
171	ix = 0
172	sizer_output.Add(cu_ka_sld_txt,(iy, ix),(1,1),
173	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
174	ix +=1
175	sizer_output.Add(self.cu_ka_sld_reel_ctl,(iy, ix),(1,1),
176	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
177	ix +=1
178	sizer_output.Add(wx.StaticText(self, -1, i_complex)
179	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
180	ix +=1
181	sizer_output.Add(self.cu_ka_sld_im_ctl
182	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
183	ix +=1
184	sizer_output.Add(cu_ka_sld_units_txt
185	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
186	iy += 1
187	ix = 0
188	sizer_output.Add(mo_ka_sld_txt,(iy, ix),(1,1),
189	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
190	ix +=1
191	sizer_output.Add(self.mo_ka_sld_reel_ctl,(iy, ix),(1,1),
192	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
193	ix +=1
194	sizer_output.Add(wx.StaticText(self, -1, i_complex)
195	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
196	ix +=1
197	sizer_output.Add(self.mo_ka_sld_im_ctl
198	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
199	ix +=1
200	sizer_output.Add(mo_ka_sld_units_txt
201	,(iy, ix),(1,1),wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
202	iy += 1
203	ix = 0
204	sizer_output.Add(neutron_inc_txt,(iy, ix),(1,1),
205	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
206	ix +=1
207	sizer_output.Add(self.neutron_inc_ctl,(iy, ix),(1,1),
208	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
209	ix +=2
210	sizer_output.Add(neutron_inc_units_txt,(iy, ix),(1,1),
211	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
212	iy += 1
213	ix = 0
214	sizer_output.Add(neutron_abs_txt,(iy, ix),(1,1),
215	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
216	ix +=1
217	sizer_output.Add(self.neutron_abs_ctl,(iy, ix),(1,1),
218	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
219	ix +=2
220	sizer_output.Add(neutron_abs_units_txt,(iy, ix),(1,1),
221	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
222	iy += 1
223	ix = 0
224	sizer_output.Add(neutron_length_txt,(iy, ix),(1,1),
225	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
226	ix +=1
227	sizer_output.Add(self.neutron_length_ctl,(iy, ix),(1,1),
228	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
229	ix +=2
230	sizer_output.Add(neutron_length_units_txt,(iy, ix),(1,1),
231	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
232	boxsizer2.Add( sizer_output )
233	sizer2.Add(boxsizer2,0, wx.EXPAND \| wx.ALL, 10)
234	#-----Button sizer------------
235	id = wx.NewId()
236	button_help = wx.Button(self, id, "Help")
237	button_help.SetToolTipString("Help SlD calculations and formula.")
238	self.Bind(wx.EVT_BUTTON, self.onHelp, id = id)
239
240	id = wx.NewId()
241	button_calculate = wx.Button(self, id, "Calculate")
242	button_calculate.SetToolTipString("Calculate SlD of neutrons.")
243	self.Bind(wx.EVT_BUTTON, self.calculateSld, id = id)
244
245	sizer_button.Add((200, 20), 1, wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
246	sizer_button.Add(button_help, 0, wx.RIGHT\|wx.ADJUST_MINSIZE,10)
247	sizer_button.Add(button_calculate, 0, wx.RIGHT\|wx.ADJUST_MINSIZE,20)
248	sizer3.Add(sizer_button)
249	#---------layout----------------
250	vbox = wx.BoxSizer(wx.VERTICAL)
251	vbox.Add(sizer1)
252	vbox.Add(sizer2)
253	vbox.Add(sizer3)
254	vbox.Fit(self)
255	self.SetSizer(vbox)
256
257
258	def check_inputs(self):
259	"""Check validity user inputs"""
260	flag= True
261
262	if check_float(self.density_ctl):
263	self.density = float(self.density_ctl.GetValue())
264	else:
265	flag=False
266	raise ValueError,"Error for Density value :expect float"
267
268	self.wavelength= self.wavelength_ctl.GetValue()
269	if self.wavelength.lstrip().rstrip()=="":
270	self.wavelength = self.calculator.wavelength
271	else:
272	if check_float(self.wavelength_ctl):
273	self.wavelength= float(self.wavelength)
274	else:
275	flag = False
276	raise ValueError,"Error for wavelenth value :expect float"
277
278	self.formulata_text= self.compound_ctl.GetValue().lstrip().rstrip()
279	if self.formulata_text!="":
280	self.compound_ctl.SetBackgroundColour(wx.WHITE)
281	self.compound_ctl.Refresh()
282	else:
283	self.compound_ctl.SetBackgroundColour("pink")
284	self.compound_ctl.Refresh()
285	flag=False
286	raise ValueError, "Enter a formula"
287	return flag
288
289
290	def onHelp(self, event):
291	"""
292	provide more hint on the SLD calculator
293	"""
294	from helpPanel import HelpWindow
295	frame = HelpWindow(None, -1, pageToOpen="doc/sld_calculator_help.html")
296	frame.Show(True)
297	name = "SLD_calculator"
298	if frame.rhelp.HasAnchor(name):
299	frame.rhelp.ScrollToAnchor(name)
300	else:
301	msg= "Cannot find SLD Calculator description "
302	msg +="Please.Search in the Help window"
303	wx.PostEvent(self.base, StatusEvent(status = msg ))
304
305
306	def calculateSld(self, event):
307	"""
308	Calculate the neutron scattering density length of a molecule
309	"""
310	try:
311	#Check validity user inputs
312	if self.check_inputs():
313	#get ready to compute
314	try:
315	self.calculator.setValue(self.formulata_text,self.density,self.wavelength)
316	except:
317	if self.base !=None:
318	msg= "SLD Calculator: %s" % (sys.exc_value)
319	wx.PostEvent(self.base, StatusEvent(status= msg ))
320	else:
321	raise
322	return
323
324	# Compute the Cu SLD
325	Cu_reel, Cu_im = self.calculator.calculateXRaySld( "Cu")
326	self.cu_ka_sld_reel_ctl.SetValue(format_number(Cu_reel*_SCALE))
327	self.cu_ka_sld_im_ctl.SetValue(format_number(Cu_im*_SCALE))
328
329	# Compute the Mo SLD
330	Mo_reel, Mo_im = self.calculator.calculateXRaySld( "Mo")
331	self.mo_ka_sld_reel_ctl.SetValue(format_number(Mo_reel*_SCALE))
332	self.mo_ka_sld_im_ctl.SetValue(format_number(Mo_im*_SCALE))
333
334	coh,absorp,inc= self.calculator.calculateNSld()
335	im = self.calculator.calculateAbsorptionIm()
336	length = self.calculator.calculateLength()
337	# Neutron SLD
338	self.neutron_sld_reel_ctl.SetValue(format_number(coh*_SCALE))
339	self.neutron_sld_im_ctl.SetValue(format_number(im*_SCALE))
340	self.neutron_inc_ctl.SetValue(format_number(inc ))
341	self.neutron_abs_ctl.SetValue(format_number(absorp))
342	# Neutron length
343	self.neutron_length_ctl.SetValue(format_number(length))
344	# display wavelength
345	self.wavelength_ctl.SetValue(str(self.wavelength))
346	except:
347	if self.base !=None:
348	msg= "SLD Calculator: %s" % (sys.exc_value)
349	wx.PostEvent(self.base, StatusEvent(status= msg ))
350	else:
351	raise
352	return
353
354
355
356
357
358
359
360
361
362	class SldWindow(wx.Frame):
363	def __init__(self, parent=None, id=1, title="SLD Calculator",base=None):
364	wx.Frame.__init__(self, parent, id, title, size=( PANEL_SIZE, PANEL_SIZE))
365
366	self.panel = SldPanel(self, base=base)
367	self.Centre()
368	self.Show(True)
369
370	class ViewApp(wx.App):
371	def OnInit(self):
372	frame = SldWindow(None, -1, 'SLD Calculator')
373	frame.Show(True)
374	self.SetTopWindow(frame)
375
376	return True
377
378
379	if __name__ == "__main__":
380	app = ViewApp(0)
381	app.MainLoop()

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source: sasview/sansview/perspectives/fitting/sldPanel.py @ 6ef7ac5a

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