gui_manager.py @ 5612152

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 5612152 was f9e803e, checked in by Mathieu Doucet <doucetm@…>, 15 years ago
guiframe: add functionality to set an application welcome panel
Property mode set to `100644`
File size: 32.5 KB

Line
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 2008, University of Tennessee
9
10	How-to build an application using guiframe:
11
12	1- Write a main application script along the lines of dummyapp.py
13	2- Write a config script along the lines of config.py, and name it local_config.py
14	3- Write your plug-ins and place them in a directory called "perspectives".
15	- Look at local_perspectives/plotting for an example of a plug-in.
16	- A plug-in should define a class called Plugin. See abstract class below.
17
18	"""
19	import wx
20	import wx.aui
21	import os, sys
22	import xml
23	from xml import xpath
24	try:
25	# Try to find a local config
26	import imp
27	path = os.getcwd()
28	if(os.path.isfile("%s/%s.py" % (path, 'local_config'))) or \
29	(os.path.isfile("%s/%s.pyc" % (path, 'local_config'))):
30	fObj, path, descr = imp.find_module('local_config', [path])
31	config = imp.load_module('local_config', fObj, path, descr)
32	else:
33	# Try simply importing local_config
34	import local_config as config
35	except:
36	# Didn't find local config, load the default
37	import config
38
39	from sans.guicomm.events import EVT_STATUS
40	from sans.guicomm.events import EVT_NEW_PLOT,EVT_SLICER_PARS_UPDATE
41
42	import warnings
43	warnings.simplefilter("ignore")
44
45	import logging
46
47	class Plugin:
48	"""
49	This class defines the interface for a Plugin class
50	that can be used by the gui_manager.
51
52	Plug-ins should be placed in a sub-directory called "perspectives".
53	For example, a plug-in called Foo should be place in "perspectives/Foo".
54	That directory contains at least two files:
55	perspectives/Foo/__init.py contains two lines:
56
57	PLUGIN_ID = "Foo plug-in 1.0"
58	from Foo import *
59
60	perspectives/Foo/Foo.py contains the definition of the Plugin
61	class for the Foo plug-in. The interface of that Plugin class
62	should follow the interface of the class you are looking at.
63	"""
64
65	def __init__(self):
66	"""
67	Abstract class for gui_manager Plugins.
68	"""
69	## Plug-in name. It will appear on the application menu.
70	self.sub_menu = "Plugin"
71
72	## Reference to the parent window. Filled by get_panels() below.
73	self.parent = None
74
75	## List of panels that you would like to open in AUI windows
76	# for your plug-in. This defines your plug-in "perspective"
77	self.perspective = []
78
79	raise RuntimeError, "gui_manager.Plugin is an abstract class"
80
81	def populate_menu(self, id, parent):
82	"""
83	Create and return the list of application menu
84	items for the plug-in.
85
86	@param id: deprecated. Un-used.
87	@param parent: parent window
88	@return: plug-in menu
89	"""
90	import wx
91	# Create a menu
92	plug_menu = wx.Menu()
93
94	# Always get event IDs from wx
95	id = wx.NewId()
96
97	# Fill your menu
98	plug_menu.Append(id, '&Do something')
99	wx.EVT_MENU(owner, id, self._on_do_something)
100
101	# Returns the menu and a name for it.
102	return [(id, plug_menu, "name of the application menu")]
103
104
105	def get_panels(self, parent):
106	"""
107	Create and return the list of wx.Panels for your plug-in.
108	Define the plug-in perspective.
109
110	Panels should inherit from DefaultPanel defined below,
111	or should present the same interface. They must define
112	"window_caption" and "window_name".
113
114	@param parent: parent window
115	@return: list of panels
116	"""
117	## Save a reference to the parent
118	self.parent = parent
119
120	# Define a panel
121	defaultpanel = DefaultPanel(self.parent, -1)
122
123	# If needed, add its name to the perspective list
124	self.perspective.append(self.control_panel.window_name)
125
126	# Return the list of panels
127	return [defaultpanel]
128
129	def get_context_menu(self, graph=None):
130	"""
131	This method is optional.
132
133	When the context menu of a plot is rendered, the
134	get_context_menu method will be called to give you a
135	chance to add a menu item to the context menu.
136
137	A ref to a Graph object is passed so that you can
138	investigate the plot content and decide whether you
139	need to add items to the context menu.
140
141	This method returns a list of menu items.
142	Each item is itself a list defining the text to
143	appear in the menu, a tool-tip help text, and a
144	call-back method.
145
146	@param graph: the Graph object to which we attach the context menu
147	@return: a list of menu items with call-back function
148	"""
149	return [["Menu text",
150	"Tool-tip help text",
151	self._on_context_do_something]]
152
153	def get_perspective(self):
154	"""
155	Get the list of panel names for this perspective
156	"""
157	return self.perspective
158
159	def on_perspective(self, event):
160	"""
161	Call back function for the perspective menu item.
162	We notify the parent window that the perspective
163	has changed.
164	@param event: menu event
165	"""
166	self.parent.set_perspective(self.perspective)
167
168	def post_init(self):
169	"""
170	Post initialization call back to close the loose ends
171	"""
172	pass
173
174
175	class ViewerFrame(wx.Frame):
176	"""
177	Main application frame
178	"""
179	def __init__(self, parent, id, title, window_height=300, window_width=300):
180	"""
181	Initialize the Frame object
182	"""
183	from local_perspectives.plotting import plotting
184	wx.Frame.__init__(self, parent, id, title, wx.DefaultPosition, size=(window_width, window_height))
185	# Preferred window size
186	self._window_height = window_height
187	self._window_width = window_width
188
189	# Logging info
190	logging.basicConfig(level=logging.DEBUG,
191	format='%(asctime)s %(levelname)s %(message)s',
192	filename='sans_app.log',
193	filemode='w')
194	path = os.path.dirname(__file__)
195	temp_path= os.path.join(path,'images')
196	ico_file = os.path.join(temp_path,'ball.ico')
197	if os.path.isfile(ico_file):
198	self.SetIcon(wx.Icon(ico_file, wx.BITMAP_TYPE_ICO))
199	else:
200	temp_path= os.path.join(os.getcwd(),'images')
201	ico_file = os.path.join(temp_path,'ball.ico')
202	if os.path.isfile(ico_file):
203	self.SetIcon(wx.Icon(ico_file, wx.BITMAP_TYPE_ICO))
204
205	## Application manager
206	self.app_manager = None
207
208	## Find plug-ins
209	# Modify this so that we can specify the directory to look into
210	self.plugins =[]
211	self.plugins.append(plotting.Plugin())
212	self.plugins += self._find_plugins()
213
214	## List of panels
215	self.panels = {}
216
217	## Next available ID for wx gui events
218	#TODO: No longer used - remove all calls to this
219	self.next_id = 20000
220
221	# Default locations
222	self._default_save_location = os.getcwd()
223
224	# Welcome panel
225	self.defaultPanel = None
226
227	# Check for update
228	self._check_update(None)
229	## maximum number of opened files' paths to store
230	self.n_maxfileopen = 2
231	## number of file open
232	self.n_fileOpen=0
233	## list of path of open files
234	self.filePathList=[]
235	## list of open file with name form menu
236	#self._saveOpenData()
237	## Dictionary of open file where keys are filename and values are number of copy of data plotted
238	## using the same loaded file
239	self.indice_load_data={}
240	# Register the close event so it calls our own method
241	wx.EVT_CLOSE(self, self._onClose)
242	# Register to status events
243	self.Bind(EVT_STATUS, self._on_status_event)
244
245
246	def build_gui(self):
247	# Set up the layout
248	self._setup_layout()
249
250	# Set up the menu
251	self._setup_menus()
252
253	#self.Fit()
254
255	#self._check_update(None)
256
257	def _setup_layout(self):
258	"""
259	Set up the layout
260	"""
261	# Status bar
262	from statusbar import MyStatusBar
263	self.sb = MyStatusBar(self,wx.ID_ANY)
264	self.SetStatusBar(self.sb)
265
266	# Add panel
267	self._mgr = wx.aui.AuiManager(self)
268	self._mgr.SetDockSizeConstraint(0.5, 0.5)
269
270	# Load panels
271	self._load_panels()
272
273	self._mgr.Update()
274
275	def add_perspective(self, plugin):
276	"""
277	Add a perspective if it doesn't already
278	exist.
279	"""
280	is_loaded = False
281	for item in self.plugins:
282	if plugin.__class__==item.__class__:
283	print "Plugin %s already loaded" % plugin.__class__.__name__
284	is_loaded = True
285
286	if not is_loaded:
287	self.plugins.append(plugin)
288
289	def _find_plugins(self, dir="perspectives"):
290	"""
291	Find available perspective plug-ins
292	@param dir: directory in which to look for plug-ins
293	@return: list of plug-ins
294	"""
295	import imp
296	#print "Looking for plug-ins in %s" % dir
297	# List of plug-in objects
298
299	#path_exe = os.getcwd()
300	#path_plugs = os.path.join(path_exe, dir)
301	f = open("load.log",'w')
302	f.write(os.getcwd()+'\n\n')
303	#f.write(str(os.listdir(dir))+'\n')
304
305
306	plugins = []
307	# Go through files in panels directory
308	try:
309	list = os.listdir(dir)
310	## the default panel is the panel is the last plugin added
311	for item in list:
312	toks = os.path.splitext(os.path.basename(item))
313	name = None
314	if not toks[0] == '__init__':
315
316	if toks[1]=='.py' or toks[1]=='':
317	name = toks[0]
318
319	path = [os.path.abspath(dir)]
320	file = None
321	try:
322	if toks[1]=='':
323	f.write("trying to import \n")
324	mod_path = '.'.join([dir, name])
325	f.write("mod_path= %s\n" % mod_path)
326	module = __import__(mod_path, globals(), locals(), [name])
327	f.write(str(module)+'\n')
328	else:
329	(file, path, info) = imp.find_module(name, path)
330	module = imp.load_module( name, file, item, info )
331	if hasattr(module, "PLUGIN_ID"):
332	try:
333	plugins.append(module.Plugin())
334	print "Found plug-in: %s" % module.PLUGIN_ID
335	except:
336	config.printEVT("Error accessing PluginPanel in %s\n %s" % (name, sys.exc_value))
337
338	except:
339	print sys.exc_value
340	f.write(str(sys.exc_value)+'\n')
341	finally:
342	if not file==None:
343	file.close()
344	except:
345	# Should raise and catch at a higher level and display error on status bar
346	pass
347	f.write(str(plugins)+'\n')
348	f.close()
349	return plugins
350
351	def set_welcome_panel(self, panel_class):
352	"""
353	Sets the default panel as the given welcome panel
354	@param panel_class: class of the welcome panel to be instantiated
355	"""
356	self.defaultPanel = panel_class(self, -1, style=wx.RAISED_BORDER)
357
358	def _load_panels(self):
359	"""
360	Load all panels in the panels directory
361	"""
362
363	# Look for plug-in panels
364	panels = []
365	for item in self.plugins:
366	if hasattr(item, "get_panels"):
367	ps = item.get_panels(self)
368	panels.extend(ps)
369
370	# Show a default panel with some help information
371	# It also sets the size of the application windows
372	#TODO: Use this for slpash screen
373	if self.defaultPanel is None:
374	self.defaultPanel = DefaultPanel(self, -1, style=wx.RAISED_BORDER)
375
376	self.panels["default"] = self.defaultPanel
377
378	self._mgr.AddPane(self.defaultPanel, wx.aui.AuiPaneInfo().
379	Name("default").
380	CenterPane().
381	# This is where we set the size of the application window
382	BestSize(wx.Size(self._window_width, self._window_height)).
383	#MinSize(wx.Size(self._window_width, self._window_height)).
384	Show())
385
386
387	# Add the panels to the AUI manager
388	for panel_class in panels:
389	p = panel_class
390	id = wx.NewId()
391
392	# Check whether we need to put this panel
393	# in the center pane
394	if hasattr(p, "CENTER_PANE"):
395	if p.CENTER_PANE:
396	self.panels[str(id)] = p
397	self._mgr.AddPane(p, wx.aui.AuiPaneInfo().
398	Name(p.window_name).Caption(p.window_caption).
399	CenterPane().
400	#BestSize(wx.Size(550,600)).
401	#MinSize(wx.Size(500,500)).
402	Hide())
403	else:
404	self.panels[str(id)] = p
405	self._mgr.AddPane(p, wx.aui.AuiPaneInfo().
406	Name(p.window_name).Caption(p.window_caption).
407	Right().
408	Dock().
409	TopDockable().
410	BottomDockable().
411	LeftDockable().
412	RightDockable().
413	MinimizeButton().
414	Hide())
415	#BestSize(wx.Size(550,600)))
416	#MinSize(wx.Size(500,500)))
417
418
419	def get_context_menu(self, graph=None):
420	"""
421	Get the context menu items made available
422	by the different plug-ins.
423	This function is used by the plotting module
424	"""
425	menu_list = []
426	for item in self.plugins:
427	if hasattr(item, "get_context_menu"):
428	menu_list.extend(item.get_context_menu(graph))
429
430	return menu_list
431
432	def popup_panel(self, p):
433	"""
434	Add a panel object to the AUI manager
435	@param p: panel object to add to the AUI manager
436	@return: ID of the event associated with the new panel [int]
437	"""
438
439	ID = wx.NewId()
440	self.panels[str(ID)] = p
441
442	count = 0
443	for item in self.panels:
444	if self.panels[item].window_name.startswith(p.window_name):
445	count += 1
446
447	windowname = p.window_name
448	caption = p.window_caption
449
450	if count>0:
451	windowname += str(count+1)
452	caption += (' '+str(count))
453
454	p.window_name = windowname
455	p.window_caption = caption
456
457	self._mgr.AddPane(p, wx.aui.AuiPaneInfo().
458	Name(windowname).Caption(caption).
459	Floatable().
460	#Float().
461	Right().
462	Dock().
463	TopDockable().
464	BottomDockable().
465	LeftDockable().
466	RightDockable().
467	MinimizeButton().
468	#Hide().
469	#Show().
470	Resizable(True).
471	# Use a large best size to make sure the AUI manager
472	# takes all the available space
473	BestSize(wx.Size(1300,1300)))
474	#MinSize(wx.Size(500,500)))
475	#BestSize(wx.Size(400,400)).
476	#MinSize(wx.Size(350,350)))
477	pane = self._mgr.GetPane(windowname)
478	self._mgr.MaximizePane(pane)
479	self._mgr.RestoreMaximizedPane()
480
481
482	# Register for showing/hiding the panel
483
484	wx.EVT_MENU(self, ID, self._on_view)
485
486	self._mgr.Update()
487	return ID
488
489	def _setup_menus(self):
490	"""
491	Set up the application menus
492	"""
493	# Menu
494	menubar = wx.MenuBar()
495
496	# File menu
497	self.filemenu = wx.Menu()
498
499	id = wx.NewId()
500	self.filemenu.Append(id, '&Open', 'Open a file')
501	wx.EVT_MENU(self, id, self._on_open)
502	#self.filemenu.AppendSeparator()
503
504	id = wx.NewId()
505	self.filemenu.Append(id,'&Quit', 'Exit')
506	wx.EVT_MENU(self, id, self.Close)
507
508	# Add sub menus
509	menubar.Append(self.filemenu, '&File')
510
511	# Plot menu
512	# Attach a menu item for each panel in our
513	# panel list that also appears in a plug-in.
514	# TODO: clean this up. We should just identify
515	# plug-in panels and add them all.
516
517	# Only add the panel menu if there is more than two panels
518	n_panels = 0
519	for plug in self.plugins:
520	pers = plug.get_perspective()
521	if len(pers)>0:
522	n_panels += 1
523
524	if n_panels>2:
525	viewmenu = wx.Menu()
526	for plug in self.plugins:
527	plugmenu = wx.Menu()
528	pers = plug.get_perspective()
529	if len(pers)>0:
530	for item in self.panels:
531	if item == 'default':
532	continue
533	panel = self.panels[item]
534	if panel.window_name in pers:
535	plugmenu.Append(int(item), panel.window_caption, "Show %s window" % panel.window_caption)
536
537
538
539	wx.EVT_MENU(self, int(item), self._on_view)
540
541	viewmenu.AppendMenu(wx.NewId(), plug.sub_menu, plugmenu, plug.sub_menu)
542	menubar.Append(viewmenu, '&Panel')
543
544	# Perspective
545	# Attach a menu item for each defined perspective.
546	# Only add the perspective menu if there are more than one perspectves
547	n_perspectives = 0
548	for plug in self.plugins:
549	if len(plug.get_perspective()) > 0:
550	n_perspectives += 1
551
552	if n_perspectives>1:
553	p_menu = wx.Menu()
554	for plug in self.plugins:
555	if len(plug.get_perspective()) > 0:
556	id = wx.NewId()
557	p_menu.Append(id, plug.sub_menu, "Switch to %s perspective" % plug.sub_menu)
558	wx.EVT_MENU(self, id, plug.on_perspective)
559	menubar.Append(p_menu, '&Perspective')
560
561	# Help menu
562	helpmenu = wx.Menu()
563
564	# Look for help item in plug-ins
565	for item in self.plugins:
566	if hasattr(item, "help"):
567	id = wx.NewId()
568	helpmenu.Append(id,'&%s help' % item.sub_menu, '')
569	wx.EVT_MENU(self, id, item.help)
570
571	if config._do_aboutbox:
572	id = wx.NewId()
573	helpmenu.Append(id,'&About', 'Software information')
574	wx.EVT_MENU(self, id, self._onAbout)
575	id = wx.NewId()
576	helpmenu.Append(id,'&Check for update', 'Check for the latest version of %s' % config.__appname__)
577	wx.EVT_MENU(self, id, self._check_update)
578
579
580
581
582	# Look for plug-in menus
583	# Add available plug-in sub-menus.
584	for item in self.plugins:
585	if hasattr(item, "populate_menu"):
586	for (self.next_id, menu, name) in item.populate_menu(self.next_id, self):
587	menubar.Append(menu, name)
588
589
590	menubar.Append(helpmenu, '&Help')
591
592	self.SetMenuBar(menubar)
593
594
595
596	def _on_status_event(self, evt):
597	"""
598	Display status message
599	"""
600	#self.sb.clear_gauge( msg="")
601	mythread=None
602	mytype= None
603	if hasattr(evt, "curr_thread"):
604	mythread= evt.curr_thread
605	if hasattr(evt, "type"):
606	mytype= evt.type
607	self.sb.set_status( type=mytype,msg=str(evt.status),thread=mythread)
608
609
610
611	def _on_view(self, evt):
612	"""
613	A panel was selected to be shown. If it's not already
614	shown, display it.
615	@param evt: menu event
616	"""
617	self.show_panel(evt.GetId())
618
619	def show_panel(self, uid):
620	"""
621	Shows the panel with the given id
622	@param uid: unique ID number of the panel to show
623	"""
624	ID = str(uid)
625	config.printEVT("show_panel: %s" % ID)
626	if ID in self.panels.keys():
627	if not self._mgr.GetPane(self.panels[ID].window_name).IsShown():
628	self._mgr.GetPane(self.panels[ID].window_name).Show()
629	# Hide default panel
630	self._mgr.GetPane(self.panels["default"].window_name).Hide()
631
632
633	self._mgr.Update()
634
635	def _on_open(self, event):
636
637	from data_loader import plot_data
638	path = self.choose_file()
639
640	if path ==None:
641	return
642	if path and os.path.isfile(path):
643	plot_data(self, path)
644
645
646
647	def _onClose(self, event):
648	"""
649	Store info to retrieve in xml before closing the application
650	"""
651	try:
652	doc = xml.dom.minidom.Document()
653	main_node = doc.createElement("file Path")
654
655	doc.appendChild(main_node)
656
657	for item in self.filePathList:
658	id, menuitem_name , path, title = item
659	pt1 = doc.createElement("File")
660	pt1.setAttribute("name", menuitem_name)
661	pt2 = doc.createElement("path")
662	pt2.appendChild(doc.createTextNode(str(path)))
663	pt1.appendChild(pt2)
664	pt3 = doc.createElement("title")
665	pt3.appendChild(doc.createTextNode(str(title)))
666	pt1.appendChild(pt3)
667
668	main_node.appendChild(pt1)
669
670
671	fd = open("fileOpened.xml",'w')
672	fd.write(doc.toprettyxml())
673	fd.close()
674	except:
675	pass
676
677	import sys
678	wx.Exit()
679	sys.exit()
680
681
682	def Close(self, event=None):
683	"""
684	Quit the application
685	"""
686	import sys
687	wx.Frame.Close(self)
688	wx.Exit()
689	sys.exit()
690
691
692	def _check_update(self, event=None):
693	"""
694	Check with the deployment server whether a new version
695	of the application is available
696	"""
697	import urllib
698	try:
699	h = urllib.urlopen(config.__update_URL__)
700	lines = h.readlines()
701	line = ''
702	if len(lines)>0:
703	line = lines[0]
704
705	toks = line.lstrip().rstrip().split('.')
706	toks_current = config.__version__.split('.')
707	update_available = False
708	for i in range(len(toks)):
709	if len(toks[i].strip())>0:
710	if int(toks[i].strip())>int(toks_current[i]):
711	update_available = True
712	if update_available:
713	#print "Version %s is available" % line.rstrip().lstrip()
714	self.SetStatusText("Version %s is available! See the Help menu to download it." % line.rstrip().lstrip())
715	if event != None:
716	import webbrowser
717	webbrowser.open(config.__download_page__)
718	else:
719	if event != None:
720	self.SetStatusText("You have the latest version of %s" % config.__appname__)
721	except:
722	if event != None:
723	self.SetStatusText("You have the latest version of %s" % config.__appname__)
724
725
726	def _onAbout(self, evt):
727	"""
728	Pop up the about dialog
729	@param evt: menu event
730	"""
731	if config._do_aboutbox:
732	import aboutbox
733	dialog = aboutbox.DialogAbout(None, -1, "")
734	dialog.ShowModal()
735
736
737	def _saveOpenData(self):
738	"""
739	Savename and path of n opened data into as xml file
740	"""
741	try:
742	fd = open("fileOpened.xml",'r')
743	from xml.dom.minidom import parse
744	dom = parse(fd)
745	## Check the format version number
746	nodes = xpath.Evaluate('file Path\File', dom)
747	print "node",nodes
748	if nodes[0].hasAttributes():
749	print "--->"
750	fd.close()
751	except:
752	raise
753
754
755
756	def _onreloaFile(self, event):
757	"""
758	load a data previously opened
759	"""
760	from data_loader import plot_data
761	for item in self.filePathList:
762	id, menuitem_name , path, title = item
763	if id == event.GetId():
764	if path and os.path.isfile(path):
765	plot_data(self, path)
766	break
767
768
769	def set_manager(self, manager):
770	"""
771	Sets the application manager for this frame
772	@param manager: frame manager
773	"""
774	self.app_manager = manager
775
776	def post_init(self):
777	"""
778	This initialization method is called after the GUI
779	has been created and all plug-ins loaded. It calls
780	the post_init() method of each plug-in (if it exists)
781	so that final initialization can be done.
782	"""
783	for item in self.plugins:
784	if hasattr(item, "post_init"):
785	item.post_init()
786
787	def set_perspective(self, panels):
788	"""
789	Sets the perspective of the GUI.
790	Opens all the panels in the list, and closes
791	all the others.
792
793	@param panels: list of panels
794	"""
795	for item in self.panels:
796	# Check whether this is a sticky panel
797	if hasattr(self.panels[item], "ALWAYS_ON"):
798	if self.panels[item].ALWAYS_ON:
799	continue
800
801	if self.panels[item].window_name in panels:
802	if not self._mgr.GetPane(self.panels[item].window_name).IsShown():
803	self._mgr.GetPane(self.panels[item].window_name).Show()
804	else:
805	if self._mgr.GetPane(self.panels[item].window_name).IsShown():
806	self._mgr.GetPane(self.panels[item].window_name).Hide()
807
808	self._mgr.Update()
809
810	def choose_file(self, path=None):
811	"""
812	Functionality that belongs elsewhere
813	Should add a hook to specify the preferred file type/extension.
814	"""
815	#TODO: clean this up
816	from data_loader import choose_data_file
817
818	# Choose a file path
819	if path==None:
820	path = choose_data_file(self, self._default_save_location)
821
822	if not path==None:
823	try:
824	self._default_save_location = os.path.dirname(path)
825
826	#self.n_fileOpen += 1
827	if self.n_fileOpen==1:
828	pos= self.filemenu.GetMenuItemCount()-1
829	#self.filemenu.InsertSeparator(pos )
830
831	id = wx.NewId()
832	filename= os.path.basename(path)
833	dir= os.path.split(self._default_save_location)[1]
834	title= str(os.path.join(dir,filename ))
835	menuitem_name = str(self.n_fileOpen)+". "+ title
836	position= self.filemenu.GetMenuItemCount()-2
837	#self.filemenu.Insert(id=id, pos= position,text=menuitem_name,help=str(path) )
838	#self.filePathList.append(( id, menuitem_name, path, title))
839	#wx.EVT_MENU(self, id, self._onreloaFile)
840
841	## construct menu item for open file
842	if self.n_fileOpen == self.n_maxfileopen +1:
843	## reach the maximun number of path to store
844	self.n_fileOpen = 0
845	id, menuitem_name , path, title = self.filePathList[0]
846	self.filemenu.Delete(id)
847	self.filePathList.pop(0)
848	for item in self.filePathList:
849	id, menuitem_name , path, title = item
850	self.n_fileOpen += 1
851	label = str(self.n_fileOpen)+". "+ title
852	#self.filemenu.FindItemById(id).SetItemLabel(label)
853
854
855	except:
856	raise
857	#pass
858	return path
859
860	def load_ascii_1D(self, path):
861	from data_loader import load_ascii_1D
862	return load_ascii_1D(path)
863
864	class DefaultPanel(wx.Panel):
865	"""
866	Defines the API for a panels to work with
867	the GUI manager
868	"""
869	## Internal nickname for the window, used by the AUI manager
870	window_name = "default"
871	## Name to appear on the window title bar
872	window_caption = "Welcome panel"
873	## Flag to tell the AUI manager to put this panel in the center pane
874	CENTER_PANE = True
875
876
877	# Toy application to test this Frame
878	class ViewApp(wx.App):
879	def OnInit(self):
880	#from gui_manager import ViewerFrame
881	self.frame = ViewerFrame(None, -1, config.__appname__)
882	self.frame.Show(True)
883
884	if hasattr(self.frame, 'special'):
885	self.frame.special.SetCurrent()
886	self.SetTopWindow(self.frame)
887	return True
888
889	def set_manager(self, manager):
890	"""
891	Sets a reference to the application manager
892	of the GUI manager (Frame)
893	"""
894	self.frame.set_manager(manager)
895
896	def build_gui(self):
897	"""
898	Build the GUI
899	"""
900	self.frame.build_gui()
901	self.frame.post_init()
902
903	def set_welcome_panel(self, panel_class):
904	"""
905	Set the welcome panel
906	@param panel_class: class of the welcome panel to be instantiated
907	"""
908	self.frame.set_welcome_panel(panel_class)
909
910	def add_perspective(self, perspective):
911	"""
912	Manually add a perspective to the application GUI
913	"""
914	self.frame.add_perspective(perspective)
915
916
917	if __name__ == "__main__":
918	app = ViewApp(0)
919	app.MainLoop()

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SasView

source: sasview/guiframe/gui_manager.py @ 5612152

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