ShapeParameters.py @ 3ec78a1

Last change on this file since 3ec78a1 was 5251ec6, checked in by Paul Kienzle <pkienzle@…>, 6 years ago
improved support for py37 in sasgui
Property mode set to `100644`
File size: 20.9 KB

Rev	Line
[eaeb13e]	1	"""
	2	This software was developed by the University of Tennessee as part of the
	3	Distributed Data Analysis of Neutron Scattering Experiments (DANSE)
	4	project funded by the US National Science Foundation.
	5
	6	See the license text in license.txt
	7
	8	copyright 2009, University of Tennessee
	9	"""
[a1b8fee]	10	from __future__ import print_function
	11
[eaeb13e]	12	import sys
	13	from copy import deepcopy
[5251ec6]	14
	15	import wx
	16	import wx.lib.newevent
	17
	18	from . import SimCanvas
[eaeb13e]	19
	20	(CreateShapeEvent, EVT_ADD_SHAPE) = wx.lib.newevent.NewEvent()
	21	(EditShapeEvent, EVT_EDIT_SHAPE) = wx.lib.newevent.NewEvent()
[6ef7ac5a]	22	(DelShapeEvent, EVT_DEL_SHAPE) = wx.lib.newevent.NewEvent()
	23	(QRangeEvent, EVT_Q_RANGE) = wx.lib.newevent.NewEvent()
	24	(PtDensityEvent, EVT_PT_DENSITY) = wx.lib.newevent.NewEvent()
[eaeb13e]	25
	26	class ShapeParameterPanel(wx.Panel):
	27	#TODO: show units
	28	#TODO: order parameters properly
	29	CENTER_PANE = True
	30
[6ef7ac5a]	31	def __init__(self, parent, q_min=0.001, q_max=0.5, q_npts=10, pt_density=0.1, args, *kwargs):
[eaeb13e]	32	wx.Panel.__init__(self, parent, args, *kwargs)
	33
	34	self.window_name = "ShapeParams"
	35	self.window_caption = "Shape parameter"
	36
	37
	38	self.params = {}
	39	self.parent = parent
	40	self.type = None
	41	self.listeners = []
	42	self.parameters = []
	43	self.bck = wx.GridBagSizer(5,5)
	44	self.SetSizer(self.bck)
	45
	46	# position and orientation ctrl
	47	self.xctrl = None
	48	self.yctrl = None
	49	self.zctrl = None
	50	self.actrl = None
	51	self.bctrl = None
	52	self.cctrl = None
	53
	54	# Sizer to hold the shape parameters
	55	self.shape_sizer = wx.GridBagSizer(5,5)
	56
[cb78690]	57	ny = 0
[eaeb13e]	58	title = wx.StaticText(self, -1, "[Temporary form]", style=wx.ALIGN_LEFT)
[cb78690]	59	self.bck.Add(title, (ny,0), (1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=15)
	60
	61	# Shape list
	62	shape_text = wx.StaticText(self, -1, "Geometric shape", style=wx.ALIGN_LEFT)
	63	self.shape_list = SimCanvas.getShapes()
	64	value_list = []
	65	for item in self.shape_list:
	66	value_list.append(item['name'])
	67
	68	self.model_combo = wx.ComboBox(self, -1, value=value_list[0], choices=value_list, style=wx.CB_READONLY)
[6ef7ac5a]	69	self.model_combo.SetToolTip(wx.ToolTip("Select a geometric shape from the drop-down list"))
[eaeb13e]	70
[cb78690]	71	ny+=1
	72	self.bck.Add(shape_text, (ny,0), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=15)
	73	self.bck.Add(self.model_combo, (ny,1), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=15)
	74	wx.EVT_COMBOBOX(self.model_combo,-1, self._on_select_shape)
	75
	76	# Placeholder for parameter form
	77	ny+=1
	78	self.bck.Add(self.shape_sizer, (ny,0), (1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=0)
[eaeb13e]	79
	80	# Point density control
	81	point_density_text = wx.StaticText(self, -1, "Point density", style=wx.ALIGN_LEFT)
[cb78690]	82	ny+=1
	83	self.bck.Add(point_density_text, (ny,0), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
[eaeb13e]	84	self.point_density_ctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
[6ef7ac5a]	85	self.point_density_ctrl.SetValue(str(pt_density))
	86	self.point_density_ctrl.SetToolTip(wx.ToolTip("Enter the number of real-space points per Angstrom cube"))
	87	self.point_density_ctrl.Bind(wx.EVT_TEXT_ENTER, self._on_density_changed)
	88	self.point_density_ctrl.Bind(wx.EVT_KILL_FOCUS, self._on_density_changed)
[cb78690]	89	self.bck.Add(self.point_density_ctrl, (ny,1), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
[eaeb13e]	90
[cb78690]	91	# Q range
	92	q_min_text = wx.StaticText(self, -1, "Q min", style=wx.ALIGN_LEFT)
	93	ny+=1
	94	self.bck.Add(q_min_text, (ny,0), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	95	self.q_min_ctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
[6ef7ac5a]	96	self.q_min_ctrl.SetValue(str(q_min))
	97	self.q_min_ctrl.SetToolTip(wx.ToolTip("Enter the minimum Q value to be simulated"))
	98	self.q_min_ctrl.Bind(wx.EVT_TEXT_ENTER, self._on_q_range_changed)
	99	self.q_min_ctrl.Bind(wx.EVT_KILL_FOCUS, self._on_q_range_changed)
[cb78690]	100	self.bck.Add(self.q_min_ctrl, (ny,1), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
[eaeb13e]	101
[cb78690]	102	q_max_text = wx.StaticText(self, -1, "Q max", style=wx.ALIGN_LEFT)
	103	self.bck.Add(q_max_text, (ny,2), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	104	self.q_max_ctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
[6ef7ac5a]	105	self.q_max_ctrl.SetValue(str(q_max))
	106	self.q_min_ctrl.SetToolTip(wx.ToolTip("Enter the maximum Q value to be simulated"))
	107	self.q_max_ctrl.Bind(wx.EVT_TEXT_ENTER, self._on_q_range_changed)
	108	self.q_max_ctrl.Bind(wx.EVT_KILL_FOCUS, self._on_q_range_changed)
[cb78690]	109	self.bck.Add(self.q_max_ctrl, (ny,3), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	110
[6ef7ac5a]	111	q_npts_text = wx.StaticText(self, -1, "No. of Q pts", style=wx.ALIGN_LEFT)
	112	self.bck.Add(q_npts_text, (ny,4), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	113	self.q_npts_ctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	114	self.q_npts_ctrl.SetValue(str(q_npts))
	115	self.q_min_ctrl.SetToolTip(wx.ToolTip("Enter the number of Q points to be simulated"))
	116	self.q_npts_ctrl.Bind(wx.EVT_TEXT_ENTER, self._on_q_range_changed)
	117	self.q_npts_ctrl.Bind(wx.EVT_KILL_FOCUS, self._on_q_range_changed)
	118	self.bck.Add(self.q_npts_ctrl, (ny,5), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	119
[cb78690]	120	# Shape List
	121	# Internal counter of shapes in the listbox
	122	self.counter = 0
	123	# Buffer filled flag
	124	self.buffer_filled = False
	125	# Save current flag
	126	self.current_saved = False
	127
	128	id = wx.NewId()
	129	shape_listbox_text = wx.StaticText(self, -1, "List of shapes on 3D canvas", style=wx.ALIGN_LEFT)
	130	self.shape_listbox = wx.ListBox(self, id, wx.DefaultPosition, (295, 200),
	131	[], wx.LB_SINGLE \| wx.LB_HSCROLL)
	132
	133	# Listen to history events
	134	self.parent.Bind(EVT_ADD_SHAPE, self._on_add_shape_to_listbox)
	135	self.shape_listbox.Bind(wx.EVT_LISTBOX, self._on_select_from_listbox, id=id)
	136	self.shape_listbox.Bind(wx.EVT_CONTEXT_MENU, self._on_listbox_context_menu, id=id)
	137
	138	ny+=1
	139	self.bck.Add(shape_listbox_text, (ny,0), (1,2), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	140	ny+=1
	141	self.bck.Add(self.shape_listbox, (ny,0), (1,5), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
[eaeb13e]	142
	143	self.current_shape = None
	144
[cb78690]	145	# Default shape
	146	if type(self.shape_list)==list and len(self.shape_list)>0:
	147	shape = SimCanvas.getShapeClassByName(self.shape_list[0]['name'])()
	148	self.editShape(shape)
	149
	150	def _on_select_shape(self, event):
	151	shape = SimCanvas.getShapeClassByName(self.shape_list[event.GetEventObject().GetSelection()]['name'])()
	152	self.editShape(shape)
[eaeb13e]	153
[6ef7ac5a]	154	def _on_density_changed(self, event):
[eaeb13e]	155	"""
	156	Process event that might mean a change of the simulation point density
	157	"""
[6ef7ac5a]	158	npts = self._readCtrlFloat(self.point_density_ctrl)
	159	if npts is not None:
	160	event = PtDensityEvent(npts=npts)
	161	wx.PostEvent(self.parent, event)
[eaeb13e]	162
[6ef7ac5a]	163	def _on_q_range_changed(self, event):
[eaeb13e]	164	"""
[6ef7ac5a]	165	Process event that might mean a change in Q range
	166	@param event: EVT_Q_RANGE event
[eaeb13e]	167	"""
[6ef7ac5a]	168	q_min = self._readCtrlFloat(self.q_min_ctrl)
	169	q_max = self._readCtrlFloat(self.q_max_ctrl)
	170	npts = self._readCtrlInt(self.q_npts_ctrl)
	171	if q_min is not None or q_max is not None or npts is not None:
	172	event = QRangeEvent(q_min=q_min, q_max=q_max, npts=npts)
	173	wx.PostEvent(self.parent, event)
	174
[eaeb13e]	175	def _onEditShape(self, evt):
	176	"""
	177	Process an EVT_EDIT_SHAPE event
	178	@param evt: EVT_EDIT_SHAPE object
	179	"""
	180	evt.Skip()
	181	self.editShape(evt.shape, False)
	182
	183	def editShape(self, shape=None, new=True):
	184	"""
	185	Rebuild the panel
	186	"""
	187	self.current_shape = shape
	188	self.shape_sizer.Clear(True)
	189	#self.type = type
	190
	191	if shape==None:
	192	title = wx.StaticText(self, -1, "Use menu to add a shapes", style=wx.ALIGN_LEFT)
	193	self.shape_sizer.Add(title, (0,0), (1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=15)
	194
	195	else:
	196	if new==False:
	197	title = wx.StaticText(self, -1, "Edit shape parameters", style=wx.ALIGN_LEFT)
	198	else:
	199	title = wx.StaticText(self, -1, "Create shape from parameters", style=wx.ALIGN_LEFT)
	200
	201	self.shape_sizer.Add(title, (0,0), (1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border=15)
	202
	203	n = 1
	204	self.parameters = []
	205
[5251ec6]	206	for item in sorted(shape.params.keys()):
[eaeb13e]	207	if item in ['contrast', 'order']:
	208	continue
	209	n += 1
	210	text = wx.StaticText(self, -1, item, style=wx.ALIGN_LEFT)
	211	self.shape_sizer.Add(text, (n-1,0), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	212	ctl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	213
	214
	215	ctl.SetValue(str(shape.params[item]))
	216	self.Bind(wx.EVT_TEXT_ENTER, self.onTextEnter)
	217	ctl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	218	self.parameters.append([item, ctl])
	219	self.shape_sizer.Add(ctl, (n-1,1), flag=wx.TOP\|wx.BOTTOM, border = 0)
	220
	221	# Units
	222	units = wx.StaticText(self, -1, shape.details[item], style=wx.ALIGN_LEFT)
	223	self.shape_sizer.Add(units, (n-1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	224
	225	for item in ['contrast', 'order']:
	226	n += 1
	227	text = wx.StaticText(self, -1, item, style=wx.ALIGN_LEFT)
	228	self.shape_sizer.Add(text, (n-1,0), flag = wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	229	ctl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	230
	231
	232	ctl.SetValue(str(shape.params[item]))
	233	self.Bind(wx.EVT_TEXT_ENTER, self.onTextEnter)
	234	ctl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	235	self.parameters.append([item, ctl])
	236	self.shape_sizer.Add(ctl, (n-1,1), flag=wx.TOP\|wx.BOTTOM, border = 0)
	237
	238	# Units
	239	units = wx.StaticText(self, -1, shape.details[item], style=wx.ALIGN_LEFT)
	240	self.shape_sizer.Add(units, (n-1,2), flag=wx.LEFT\|wx.ALIGN_CENTER_VERTICAL, border = 15)
	241
	242
	243	# Add position
	244	n += 1
	245
	246	pos_sizer = wx.GridBagSizer(0,0)
	247
	248	text = wx.StaticText(self, -1, 'x', style=wx.ALIGN_LEFT)
	249	pos_sizer.Add(text, (0,0), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	250	text = wx.StaticText(self, -1, 'y', style=wx.ALIGN_LEFT)
	251	pos_sizer.Add(text, (0,1), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	252	text = wx.StaticText(self, -1, 'z', style=wx.ALIGN_LEFT)
	253	pos_sizer.Add(text, (0,2), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	254
	255	self.xctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	256	self.xctrl.SetValue(str(shape.x))
	257	self.xctrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	258	pos_sizer.Add(self.xctrl, (1,0), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	259	self.yctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	260	self.yctrl.SetValue(str(shape.y))
	261	self.yctrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	262	pos_sizer.Add(self.yctrl, (1,1), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	263	self.zctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	264	self.zctrl.SetValue(str(shape.z))
	265	self.zctrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	266	pos_sizer.Add(self.zctrl, (1,2), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	267
	268	self.shape_sizer.Add(pos_sizer, (n-1, 0), (1,3), flag=wx.LEFT\|wx.ALIGN_CENTER)
	269
	270	# Add orientation
	271	n += 1
	272
	273	pos_sizer = wx.GridBagSizer(0,0)
	274
	275	text = wx.StaticText(self, -1, 'theta_x', style=wx.ALIGN_LEFT)
	276	pos_sizer.Add(text, (0,0), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	277	text = wx.StaticText(self, -1, 'theta_y', style=wx.ALIGN_LEFT)
	278	pos_sizer.Add(text, (0,1), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	279	text = wx.StaticText(self, -1, 'theta_z', style=wx.ALIGN_LEFT)
	280	pos_sizer.Add(text, (0,2), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	281
	282	self.actrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	283	self.actrl.SetValue(str(shape.theta_x))
	284	self.actrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	285	pos_sizer.Add(self.actrl, (1,0), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	286	self.bctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	287	self.bctrl.SetValue(str(shape.theta_y))
	288	self.bctrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	289	pos_sizer.Add(self.bctrl, (1,1), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	290	self.cctrl = wx.TextCtrl(self, -1, size=(40,20), style=wx.TE_PROCESS_ENTER)
	291	self.cctrl.SetValue(str(shape.theta_z))
	292	self.cctrl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter)
	293	pos_sizer.Add(self.cctrl, (1,2), (1,1), flag = wx.LEFT\|wx.ALIGN_CENTER, border = 15)
	294
	295	self.shape_sizer.Add(pos_sizer, (n-1, 0), (1,3), flag=wx.LEFT\|wx.ALIGN_CENTER)
	296
	297
	298	# Add a button to create the new shape on the canvas
	299	n += 1
	300	if new==True:
	301	create = wx.Button(self, 1,"Create")
	302	self.shape_sizer.Add(create, (n-1,1), (1,2), flag=wx.ALIGN_RIGHT\|wx.ALL, border = 15)
	303	self.Bind(wx.EVT_BUTTON, self._onCreate, id = 1)
	304	else:
	305	create = wx.Button(self, 1,"Apply")
	306	self.shape_sizer.Add(create, (n-1,1), (1,2), flag=wx.ALIGN_RIGHT\|wx.ALL, border = 15)
	307	self.Bind(wx.EVT_BUTTON, self._onEdited, id = 1)
	308
	309
	310
	311	self.shape_sizer.Layout()
	312	self.shape_sizer.Fit(self)
[cb78690]	313	try:
	314	self.parent.GetSizer().Layout()
	315	except:
[9c3d784]	316	print("TODO: move the Layout call of editShape up to the caller")
[eaeb13e]	317
	318	def _readCtrlFloat(self, ctrl):
[6ef7ac5a]	319	"""
	320	Parses a TextCtrl for a float value.
	321	Returns None is the value hasn't changed or the value is not a float.
	322	The control background turns pink if the value is not a float.
	323
	324	@param ctrl: TextCtrl object
	325	"""
[eaeb13e]	326	if ctrl.IsModified():
[6ef7ac5a]	327	ctrl.SetModified(False)
[eaeb13e]	328	str_value = ctrl.GetValue().lstrip().rstrip()
	329	try:
	330	flt_value = float(str_value)
	331	ctrl.SetBackgroundColour(
	332	wx.SystemSettings_GetColour(wx.SYS_COLOUR_WINDOW))
	333	ctrl.Refresh()
	334	return flt_value
	335	except:
	336	ctrl.SetBackgroundColour("pink")
	337	ctrl.Refresh()
	338	return None
	339
[6ef7ac5a]	340	def _readCtrlInt(self, ctrl):
	341	"""
	342	Parses a TextCtrl for a float value.
	343	Returns None is the value hasn't changed or the value is not a float.
	344	The control background turns pink if the value is not a float.
	345
	346	@param ctrl: TextCtrl object
	347	"""
	348	if ctrl.IsModified():
	349	ctrl.SetModified(False)
	350	str_value = ctrl.GetValue().lstrip().rstrip()
	351	try:
	352	int_value = int(str_value)
	353	ctrl.SetBackgroundColour(
	354	wx.SystemSettings_GetColour(wx.SYS_COLOUR_WINDOW))
	355	ctrl.Refresh()
	356	return int_value
	357	except:
	358	ctrl.SetBackgroundColour("pink")
	359	ctrl.Refresh()
	360	return None
	361
[eaeb13e]	362	def _parseCtrl(self):
	363	try:
	364	# Position
	365	tmp = self._readCtrlFloat(self.xctrl)
	366	if not tmp==None:
	367	self.current_shape.x = tmp
	368
	369	tmp = self._readCtrlFloat(self.yctrl)
	370	if not tmp==None:
	371	self.current_shape.y = tmp
	372
	373	tmp = self._readCtrlFloat(self.zctrl)
	374	if not tmp==None:
	375	self.current_shape.z = tmp
	376
	377	# Orientation
	378	tmp = self._readCtrlFloat(self.actrl)
	379	if not tmp==None:
	380	self.current_shape.theta_x = tmp
	381
	382	tmp = self._readCtrlFloat(self.bctrl)
	383	if not tmp==None:
	384	self.current_shape.theta_y = tmp
	385
	386	tmp = self._readCtrlFloat(self.cctrl)
	387	if not tmp==None:
	388	self.current_shape.theta_z = tmp
	389
	390	# Parameters
	391	for item in self.parameters:
	392	tmp = self._readCtrlFloat(item[1])
	393	if not tmp==None:
	394	self.current_shape.params[item[0]] = tmp
[5251ec6]	395	except Exception as exc:
[9c3d784]	396	print("Could not create")
[5251ec6]	397	print(exc)
[eaeb13e]	398
	399	def _onCreate(self, evt):
	400	"""
	401	Create a new shape with the parameters given by the user
	402	"""
	403	self._parseCtrl()
	404	event = CreateShapeEvent(shape=self.current_shape, new=True)
	405	wx.PostEvent(self.parent, event)
	406	self.editShape(self.current_shape, False)
	407
	408
	409	def _onEdited(self, evt):
	410	self._parseCtrl()
	411	event = CreateShapeEvent(shape=self.current_shape, new=False)
	412	wx.PostEvent(self.parent, event)
	413	self.editShape(self.current_shape, False)
	414
	415	def onTextEnter(self, evt):
	416	"""
	417	Read text field to check values
	418	"""
	419	self._readCtrlFloat(self.xctrl)
	420	self._readCtrlFloat(self.yctrl)
	421	self._readCtrlFloat(self.zctrl)
	422	self._readCtrlFloat(self.actrl)
	423	self._readCtrlFloat(self.bctrl)
	424	self._readCtrlFloat(self.cctrl)
	425	for item in self.parameters:
	426	self._readCtrlFloat(item[1])
	427
[cb78690]	428	#-- Methods to support list of shapes --
	429	def _on_add_shape_to_listbox(self, event):
[eaeb13e]	430	"""
[cb78690]	431	Process a new shape
	432	@param event: EVT_ADD_SHAPE event
[eaeb13e]	433	"""
[cb78690]	434	event.Skip()
	435	if event.new:
	436	self.counter += 1
	437	self.shape_listbox.Insert("%d: %s" % (self.counter, event.shape.name),
	438	self.shape_listbox.GetCount(), event.shape)
[eaeb13e]	439
[cb78690]	440	def _on_select_from_listbox(self, event):
[eaeb13e]	441	"""
[cb78690]	442	Process item selection events
[eaeb13e]	443	"""
[cb78690]	444	index = event.GetSelection()
	445	view_name = self.shape_listbox.GetString(index)
	446	self.editShape(shape=event.GetClientData(), new=False)
	447	# The following event is bound to the SimPanel to highlight the shape in blue
	448	#TODO: how come it doesn't work?
	449	wx.PostEvent(self.parent, EditShapeEvent(shape=event.GetClientData()))
	450	#TODO: select the shape from the drop down
[eaeb13e]	451
[cb78690]	452	def _on_listbox_context_menu(self, event):
[eaeb13e]	453	"""
	454	Popup context menu event
	455	"""
[cb78690]	456	# Create context menu
[eaeb13e]	457	popupmenu = wx.Menu()
[cb78690]	458
	459	# Create an item to delete the selected shape from the canvas
	460	id = wx.NewId()
	461	popupmenu.Append(id, "&Remove Selected")
	462	wx.EVT_MENU(self, id, self._on_remove_shape_from_listbox)
	463
	464	# Create an item to rename a shape to a more user friendly name
	465	#id = wx.NewId()
[eaeb13e]	466	#popupmenu.Append(102, "&Rename Selected")
	467	#wx.EVT_MENU(self, 102, self.onRename)
	468
	469	pos = event.GetPosition()
	470	pos = self.ScreenToClient(pos)
[cb78690]	471	self.PopupMenu(popupmenu, pos)
	472
	473	def _on_remove_shape_from_listbox(self, ev):
[eaeb13e]	474	"""
[cb78690]	475	Remove an item
[eaeb13e]	476	"""
[cb78690]	477	indices = self.shape_listbox.GetSelections()
	478	if len(indices)>0:
	479	name = self.shape_listbox.GetClientData(indices[0]).name
	480	self.shape_listbox.Delete(indices[0])
	481	wx.PostEvent(self.parent, DelShapeEvent(id = name))
	482
	483	def _on_rename_shape_from_listbox(self, ev):
[eaeb13e]	484	"""
[cb78690]	485	Rename an item
[eaeb13e]	486	"""
[cb78690]	487	indices = self.shape_listbox.GetSelections()
	488	if len(indices)>0:
[9c3d784]	489	print("NOT YET IMPLMENTED")
	490	print("renaming", self.shape_listbox.GetString(indices[0]))

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SasView

source: sasview/src/sas/sasgui/perspectives/simulation/ShapeParameters.py @ 3ec78a1

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