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customgui_tkagg.py @ 2170

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Last change on this file since 2170 was 2170, checked in by Kana Sugimoto, 13 years ago

New Development: No

JIRA Issue: No (minor fixes and improvements)

Ready for Test: Yes

Interface Changes: No

What Interface Changed:

Test Programs: interactive testing

Put in Release Notes: No

Module(s): asapplotter, asaplotbase, flagplotter, sdplot, and sdflag

Description:

Misc bug fixes and minor modifications:
+ fixed bug in customgui_base (scantable class referenced but not imported)
+ minor improvement of toolbar message in customgui_tkagg
+ added a new method _set_window_title(string title) to asaplotgui_qt4 and asaplotgui modules

File size: 25.8 KB

Line
1	import os
2	import matplotlib, numpy
3	from asap.logging import asaplog, asaplog_post_dec
4	from matplotlib.patches import Rectangle
5	from asap.parameters import rcParams
6	from asap._asap import stmath
7	from asap.customgui_base import *
8
9	import Tkinter as Tk
10	import tkMessageBox
11
12	######################################
13	## Add CASA custom toolbar ##
14	######################################
15	class CustomToolbarTkAgg(CustomToolbarCommon, Tk.Frame):
16	def __init__(self,parent):
17	from asap.asapplotter import asapplotter
18	if not isinstance(parent,asapplotter):
19	return False
20	if not parent._plotter:
21	return False
22	self._p = parent._plotter
23	self.figmgr = self._p.figmgr
24	self.canvas = self.figmgr.canvas
25	self.mode = ''
26	self.button = True
27	self.pagecount = None
28	CustomToolbarCommon.__init__(self,parent)
29	self.notewin = NotationWindowTkAgg(master=self.canvas)
30	self._add_custom_toolbar()
31
32	def _add_custom_toolbar(self):
33	Tk.Frame.__init__(self,master=self.figmgr.window)
34	#self.bSpec = self._NewButton(master=self,
35	# text='spec value',
36	# command=self.spec_show)
37	self.bNote = self._NewButton(master=self,
38	text='notation',
39	command=self.modify_note)
40
41	self.bStat = self._NewButton(master=self,
42	text='statistics',
43	command=self.stat_cal)
44	self.bQuit = self._NewButton(master=self,
45	text='Quit',
46	command=self.quit,
47	side=Tk.RIGHT)
48
49	# page change oparations
50	frPage = Tk.Frame(master=self,borderwidth=2,relief=Tk.GROOVE)
51	frPage.pack(ipadx=2,padx=10,side=Tk.RIGHT)
52	self.lPagetitle = Tk.Label(master=frPage,text='Page:',padx=5)
53	self.lPagetitle.pack(side=Tk.LEFT)
54	self.pagecount = Tk.StringVar(master=frPage)
55	self.lPagecount = Tk.Label(master=frPage,
56	textvariable=self.pagecount,
57	padx=5,bg='white')
58	self.lPagecount.pack(side=Tk.LEFT,padx=3)
59
60	self.bNext = self._NewButton(master=frPage,
61	text=' + ',
62	command=self.next_page)
63	self.bPrev = self._NewButton(master=frPage,
64	text=' - ',
65	command=self.prev_page)
66
67	if os.uname()[0] != 'Darwin':
68	self.bPrev.config(padx=5)
69	self.bNext.config(padx=5)
70
71	self.pack(side=Tk.BOTTOM,fill=Tk.BOTH)
72	self.pagecount.set(' '*4)
73
74	self.disable_button()
75	return #self
76
77	def _NewButton(self, master, text, command, side=Tk.LEFT):
78	if os.uname()[0] == 'Darwin':
79	b = Tk.Button(master=master, text=text, command=command)
80	else:
81	b = Tk.Button(master=master, text=text, padx=2, pady=2,
82	command=command)
83	b.pack(side=side)
84	return b
85
86	def show_pagenum(self,pagenum,formatstr):
87	self.pagecount.set(formatstr % (pagenum))
88
89	def spec_show(self):
90	if not self.figmgr.toolbar.mode == '' or not self.button: return
91	self.figmgr.toolbar.set_message('spec value: drag on a spec')
92	if self.mode == 'spec': return
93	#self.bStat.config(relief='raised')
94	#self.bSpec.config(relief='sunken')
95	#self.bNote.config(relief='raised')
96	self.mode = 'spec'
97	self.notewin.close_widgets()
98	self.__disconnect_event()
99	self._p.register('button_press',self._select_spectrum)
100
101	def stat_cal(self):
102	if not self.figmgr.toolbar.mode == '' or not self.button: return
103	self.figmgr.toolbar.set_message('statistics: select a region')
104	if self.mode == 'stat':
105	# go back to spec mode
106	self.bStat.config(relief='raised')
107	self.spec_show()
108	return
109	#self.bSpec.config(relief='raised')
110	self.bStat.config(relief='sunken')
111	self.bNote.config(relief='raised')
112	self.mode = 'stat'
113	self.notewin.close_widgets()
114	self.__disconnect_event()
115	self._p.register('button_press',self._single_mask)
116
117	def modify_note(self):
118	if not self.figmgr.toolbar.mode == '': return
119	self.figmgr.toolbar.set_message('text: select a position/text')
120	if self.mode == 'note':
121	self.bNote.config(relief='raised')
122	self.mode = 'none'
123	self.spec_show()
124	return
125	#self.bSpec.config(relief='raised')
126	self.bStat.config(relief='raised')
127	self.bNote.config(relief='sunken')
128	self.mode = 'note'
129	self.__disconnect_event()
130	self._p.register('button_press',self._mod_note)
131
132	def quit(self):
133	self.__disconnect_event()
134	#self.delete_bar()
135	self.disable_button()
136	self.figmgr.window.wm_withdraw()
137
138	def enable_button(self):
139	if self.button: return
140	#self.bSpec.config(state=Tk.NORMAL)
141	self.bStat.config(state=Tk.NORMAL)
142	self.button = True
143	self.spec_show()
144
145	def disable_button(self):
146	if not self.button: return
147	#self.bSpec.config(relief='raised', state=Tk.DISABLED)
148	self.bStat.config(relief='raised', state=Tk.DISABLED)
149	#self.bNext.config(state=Tk.DISABLED)
150	#self.bPrev.config(state=Tk.DISABLED)
151	self.button = False
152	self.mode = ''
153	self.__disconnect_event()
154
155	def enable_next(self):
156	self.bNext.config(state=Tk.NORMAL)
157
158	def disable_next(self):
159	self.bNext.config(state=Tk.DISABLED)
160
161	def enable_prev(self):
162	self.bPrev.config(state=Tk.NORMAL)
163
164	def disable_prev(self):
165	self.bPrev.config(state=Tk.DISABLED)
166
167	# pause buttons for slow operations
168	def _pause_buttons(self,operation="end",msg=""):
169	buttons = ["bStat","bNote","bQuit"]
170	if operation == "start":
171	state = Tk.DISABLED
172	else:
173	state = Tk.NORMAL
174	for btn in buttons:
175	getattr(self,btn).config(state=state)
176	self.figmgr.toolbar.set_message(msg)
177
178	def delete_bar(self):
179	self.__disconnect_event()
180	self.destroy()
181
182	def __disconnect_event(self):
183	self._p.register('button_press',None)
184	self._p.register('button_release',None)
185
186
187
188
189	######################################
190	## Notation box window ##
191	######################################
192	class NotationWindowTkAgg(NotationWindowCommon):
193	"""
194	Backend based class to create widgets to add, modify, or delete
195	note on the plot.
196
197	Note:
198	Press LEFT-mouse button on the plot to ADD a note on the canvas.
199	A notation window will be loaded for specifying note string and
200	anchor. The note will be anchored on a position in whether figure-
201	(0-1 relative in a figure), panel- (0-1 relative in a plot axes),
202	or data-coordinate (data value in a plot axes).
203	Press RIGHT-mouse button on a note to MODIFY/DELETE it. A cascade
204	menu will be displayed and you can select an operation.
205	"""
206	def __init__(self,master=None):
207	self.parent = master._tkcanvas
208	NotationWindowCommon.__init__(self,master=master)
209	self.anchval = None
210	self.textwin = self._create_textwindow(master=None)
211	self.menu = self._create_modmenu(master=self.parent)
212
213	### Notation window widget
214	def _create_textwindow(self,master=None):
215	"""Create notation window widget and iconfy it"""
216	twin = Tk.Toplevel(padx=3,pady=3)
217	twin.title("Notation")
218	twin.resizable(width=True,height=True)
219	self.textbox = self._NotationBox(parent=twin)
220	self.radio = self._AnchorRadio(parent=twin)
221	self.actionbs = self._ActionButtons(parent=twin)
222
223	self.textbox.pack(side=Tk.TOP,fill=Tk.BOTH,expand=True)
224	self.actionbs.pack(side=Tk.BOTTOM)
225	self.radio.pack(side=Tk.BOTTOM)
226	#twin.deiconify()
227	#twin.minsize(width=twin.winfo_width(),height=twin.winfo_height())
228	#twin.lift()
229	twin.withdraw()
230	return twin
231
232	def _NotationBox(self,parent=None):
233	textbox = Tk.Text(master=parent,background='white',
234	height=2,width=20,cursor="xterm",
235	padx=2,pady=2,undo=True,maxundo=10,
236	relief='sunken',borderwidth=3,
237	state=Tk.NORMAL,takefocus=1)
238	return textbox
239
240	def _AnchorRadio(self,parent=None):
241	radio = Tk.LabelFrame(master=parent,text="anchor",
242	labelanchor="nw",padx=5,pady=3)
243	self.anchval = Tk.IntVar(master=radio,value=0)
244	self.rFig = self._NewRadioButton(radio,"figure",state=Tk.NORMAL,
245	variable=self.anchval,value=0,
246	side=Tk.LEFT)
247	self.rAxis = self._NewRadioButton(radio,"panel",state=Tk.DISABLED,
248	variable=self.anchval,value=1,
249	side=Tk.LEFT)
250	self.rData = self._NewRadioButton(radio,"data",state=Tk.DISABLED,
251	variable=self.anchval,value=2,
252	side=Tk.LEFT)
253	# set initial selection "figure"
254	self.anchval.set(0)
255	return radio
256
257	def _NewRadioButton(self,parent,text,state=Tk.NORMAL,variable=None,value=None,side=Tk.LEFT):
258	rb = Tk.Radiobutton(master=parent,text=text,state=state,
259	variable=variable,value=value)
260	rb.pack(side=side)
261	return rb
262
263	def _enable_radio(self):
264	"""Enable 'panel' and 'data' radio button"""
265	self.rAxis.config(state=Tk.NORMAL)
266	self.rData.config(state=Tk.NORMAL)
267	#self.rFig.config(state=Tk.NORMAL)
268	self.rFig.select()
269
270	def _reset_radio(self):
271	"""Disable 'panel' and 'data' radio button"""
272	self.rAxis.config(state=Tk.DISABLED)
273	self.rData.config(state=Tk.DISABLED)
274	self.rFig.config(state=Tk.NORMAL)
275	self.rFig.select()
276
277	def _select_radio(self,selection):
278	"""Select a specified radio button"""
279	if not selection in self.anchors:
280	return
281	if selection == "data":
282	self.rData.select()
283	elif selection == "axes":
284	self.rAxis.select()
285	else:
286	self.rFig.select()
287
288	def _get_anchval(self):
289	"""Returns a integer of a selected radio button"""
290	return self.anchval.get()
291
292	def _get_note(self):
293	"""Returns a note string specified in the text box"""
294	return self.textbox.get("1.0",Tk.END)
295
296	def _clear_textbox(self):
297	"""Clear the text box"""
298	self.textbox.delete("1.0",Tk.END)
299
300	def _set_note(self,note=None):
301	"""Set a note string to the text box"""
302	self._clear_textbox()
303	if len(note) >0:
304	self.textbox.insert("1.0",note)
305
306	def _ActionButtons(self,parent=None):
307	actbuts = Tk.Frame(master=parent)
308	bCancel = self._NewButton(actbuts,"cancel",self._cancel_text,side=Tk.LEFT)
309	bPrint = self._NewButton(actbuts,"print", self._print_text,side=Tk.LEFT)
310	return actbuts
311
312	def _NewButton(self, parent, text, command, side=Tk.LEFT):
313	if(os.uname()[0] == 'Darwin'):
314	b = Tk.Button(master=parent, text=text, command=command)
315	else:
316	b = Tk.Button(master=parent, text=text, padx=2, pady=2, command=command)
317	b.pack(side=side)
318	return b
319
320	def _cancel_text(self):
321	"""
322	Cancel adding/modifying a note and close notaion window.
323	called when 'cancel' is selected.
324	"""
325	self.close_textwindow()
326
327	def _print_text(self):
328	"""
329	Add/Modify a note. Called when 'print' is selected on the
330	notation window.
331	"""
332	self.print_text()
333	self.close_textwindow()
334
335	def load_textwindow(self,event):
336	"""
337	Load text window at a event position to add a note on a plot.
338	Parameter:
339	event: an even object to specify the position to load
340	text window.
341	"""
342	self.close_modmenu()
343	if event.canvas._tkcanvas != self.parent:
344	raise RuntimeError, "Got invalid event!"
345
346	self.event = event
347	is_ax = (event.inaxes != None)
348	(xpix, ypix) = self._disppix2screen(event.x, event.y)
349	offset = 5
350	self.show_textwindow(xpix+offset,ypix+offset,enableaxes=is_ax)
351
352	def show_textwindow(self,xpix,ypix,basetext=None,enableaxes=False):
353	"""
354	Load text window at a position of screen to add a note on a plot.
355	Parameters:
356	xpix, ypix: a pixel position from Upper-left corner
357	of the screen.
358	basetext: None (default) or any string.
359	A string to be printed on text box when loaded.
360	enable axes: False (default) or True.
361	If True, 'panel' & 'data' radio button is enabled.
362	"""
363	if not self.textwin: return
364	self._reset_radio()
365	if enableaxes:
366	self._enable_radio()
367	self.textwin.deiconify()
368	(w,h) = self.textwin.minsize()
369	if w*h <= 1:
370	self.textwin.minsize(width=self.textwin.winfo_width(),
371	height=self.textwin.winfo_height())
372	(w,h) = self.textwin.minsize()
373	self.textwin.geometry("%sx%s+%s+%s"%(w,h,xpix,ypix))
374	self.textwin.lift()
375
376	def close_textwindow(self):
377	"""Close text window."""
378	self.seltext = {}
379	self._reset_radio()
380	self._clear_textbox()
381	self.textwin.withdraw()
382
383
384	### Modify/Delete menu widget
385	def _create_modmenu(self,master=None):
386	"""Create modify/delete menu widget"""
387	if master:
388	self.parent = master
389	if not self.parent:
390	return False
391	menu = Tk.Menu(master=self.parent,tearoff=False)
392	menu.add_command(label="Modify",command=self._modify_note)
393	menu.add_command(label="Delete",command=self._delnote_dialog)
394	return menu
395
396	def load_modmenu(self,event):
397	"""
398	Load cascade menu at a event position to modify or delete
399	selected text.
400	Parameter:
401	event: an even object to specify the position to load
402	text window.
403	"""
404	self.close_textwindow()
405	self.seltext = self._get_selected_text(event)
406	if len(self.seltext) == 3:
407	tkcanvas = event.canvas._tkcanvas
408	xpos = tkcanvas.winfo_rootx() + int(event.x)
409	ypos = tkcanvas.winfo_rooty() \
410	+ tkcanvas.winfo_height() - int(event.y)
411	self.menu.post(xpos,ypos)
412
413	def close_modmenu(self):
414	"""Close cascade menu."""
415	self.seltext = {}
416	self.menu.unpost()
417
418	### load text window for modification
419	def _modify_note(self):
420	"""helper function to load text window to modify selected note"""
421	#print "Modify selected!!"
422	textobj = self.seltext['textobj']
423	(xtx, ytx) = textobj._get_xy_display()
424	is_ax = (self.seltext['anchor'] != 'figure')
425	if not is_ax:
426	# previous anchor is figure
427	pos = textobj.get_position()
428	is_ax = (self._get_axes_from_pos(pos,self.canvas) != None)
429
430	(xpix, ypix) = self._disppix2screen(xtx,ytx)
431	offset = int(textobj.get_size())*2
432	self.show_textwindow(xpix,ypix+offset,basetext=textobj.get_text(),\
433	enableaxes=is_ax)
434	self._select_radio(self.seltext['anchor'])
435	self._set_note(textobj.get_text())
436
437	### close all widgets
438	def close_widgets(self):
439	"""Close note window and menu"""
440	self.close_textwindow()
441	self.close_modmenu()
442
443	### dialog to confirm deleting note
444	def _delnote_dialog(self):
445	"""Load dialog to confirm deletion of the text"""
446	remind = "Delete text?\n '"+self.seltext['textobj'].get_text()+"'"
447	answer = tkMessageBox.askokcancel(parent=self.parent,title="Delete?",
448	message=remind,
449	default=tkMessageBox.CANCEL)
450	if answer:
451	self.delete_note()
452	else:
453	self.cancel_delete()
454
455	### helper functions
456	def _disppix2screen(self,xpixd,ypixd):
457	"""
458	helper function to calculate a pixel position form Upper-left
459	corner of the SCREEN from a pixel position (xpixd, ypixd)
460	from Lower-left of the CANVAS (which, e.g., event.x/y returns)
461
462	Returns:
463	(x, y): pixel position from Upper-left corner of the SCREEN.
464	"""
465	xpixs = self.parent.winfo_rootx() + xpixd
466	ypixs = self.parent.winfo_rooty() + self.parent.winfo_height() \
467	- ypixd
468	return (int(xpixs), int(ypixs))
469
470
471
472
473
474
475	###########################################
476	## Add CASA custom Flag toolbar ##
477	###########################################
478	class CustomFlagToolbarTkAgg(CustomFlagToolbarCommon, Tk.Frame):
479	def __init__(self,parent):
480	from asap.asapplotter import asapplotter
481	if not isinstance(parent,asapplotter):
482	return False
483	if not parent._plotter:
484	return False
485	self._p = parent._plotter
486	self.figmgr = self._p.figmgr
487	self.canvas = self.figmgr.canvas
488	self.mode = ''
489	self.button = True
490	self.pagecount = None
491	CustomFlagToolbarCommon.__init__(self,parent)
492	self.notewin=NotationWindowTkAgg(master=self.canvas)
493	self._add_custom_toolbar()
494
495	def _add_custom_toolbar(self):
496	Tk.Frame.__init__(self,master=self.figmgr.window)
497	#self.bSpec = self._NewButton(master=self,
498	# text='spec value',
499	# command=self.spec_show)
500
501	self.bRegion = self._NewButton(master=self,
502	text='region',
503	command=self.select_region)
504	self.bPanel = self._NewButton(master=self,
505	text='panel',
506	command=self.select_panel)
507	self.bClear = self._NewButton(master=self,
508	text='clear',
509	command=self.cancel_select)
510	self.bFlag = self._NewButton(master=self,
511	text='flag',
512	command=self.flag)
513	self.bUnflag = self._NewButton(master=self,
514	text='unflag',
515	command=self.unflag)
516
517	self.bStat = self._NewButton(master=self,
518	text='statistics',
519	command=self.stat_cal)
520
521	self.bNote = self._NewButton(master=self,
522	text='notation',
523	command=self.modify_note)
524
525	self.bQuit = self._NewButton(master=self,
526	text='Quit',
527	#file="stock_close.ppm",
528	command=self.quit,
529	side=Tk.RIGHT)
530
531	# page change oparations
532	frPage = Tk.Frame(master=self,borderwidth=2,relief=Tk.GROOVE)
533	frPage.pack(ipadx=2,padx=10,side=Tk.RIGHT)
534	self.lPagetitle = Tk.Label(master=frPage,text='Page:',padx=5)
535	#width=8,anchor=Tk.E,padx=5)
536	self.lPagetitle.pack(side=Tk.LEFT)
537	self.pagecount = Tk.StringVar(master=frPage)
538	self.lPagecount = Tk.Label(master=frPage,
539	textvariable=self.pagecount,
540	padx=5,bg='white')
541	self.lPagecount.pack(side=Tk.LEFT,padx=3)
542
543	self.bNext=self._NewButton(master=frPage,
544	text=' + ',
545	#file="hand.ppm",
546	command=self.next_page)
547	self.bPrev=self._NewButton(master=frPage,
548	text=' - ',
549	command=self.prev_page)
550
551	if os.uname()[0] != 'Darwin':
552	self.bPrev.config(padx=5)
553	self.bNext.config(padx=5)
554
555	self.pack(side=Tk.BOTTOM,fill=Tk.BOTH)
556	self.pagecount.set(' '*4)
557
558	self.disable_button()
559	return #self
560
561	def _NewButton(self, master, text, command, side=Tk.LEFT,file=None):
562	img = None
563	if file:
564	file = os.path.join(matplotlib.rcParams['datapath'], 'images', file)
565	img = Tk.PhotoImage(master=master, file=file)
566
567	if os.uname()[0] == 'Darwin':
568	b = Tk.Button(master=master, text=text, image=img,
569	command=command)
570	if img: b.image = img
571	else:
572	b = Tk.Button(master=master, text=text, image=img, padx=2, pady=2,
573	command=command)
574	if img: b.image = img
575	b.pack(side=side)
576	return b
577
578	def show_pagenum(self,pagenum,formatstr):
579	self.pagecount.set(formatstr % (pagenum))
580
581	def spec_show(self):
582	if not self.figmgr.toolbar.mode == '' or not self.button: return
583	self.figmgr.toolbar.set_message('spec value: drag on a spec')
584	if self.mode == 'spec': return
585	self.mode = 'spec'
586	self.notewin.close_widgets()
587	self.__disconnect_event()
588	self._p.register('button_press',self._select_spectrum)
589
590	def modify_note(self):
591	if not self.figmgr.toolbar.mode == '': return
592	self.figmgr.toolbar.set_message('text: select a position/text')
593	if self.mode == 'note':
594	self.bNote.config(relief='raised')
595	self.mode = 'none'
596	self.spec_show()
597	return
598	self.bNote.config(relief='sunken')
599	self.bRegion.config(relief='raised')
600	self.bPanel.config(relief='raised')
601	self.mode = 'note'
602	self.__disconnect_event()
603	self._p.register('button_press',self._mod_note)
604
605	def select_region(self):
606	if not self.figmgr.toolbar.mode == '' or not self.button: return
607	self.figmgr.toolbar.set_message('select regions: click at start and end channels')
608	if self.mode == 'region':
609	self.bRegion.config(relief='raised')
610	self.mode = 'none'
611	self.spec_show()
612	return
613	self.bNote.config(relief='raised')
614	self.bRegion.config(relief='sunken')
615	self.bPanel.config(relief='raised')
616	self.mode = 'region'
617	self.notewin.close_widgets()
618	self.__disconnect_event()
619	self._p.register('button_press',self._add_region)
620
621	def select_panel(self):
622	if not self.figmgr.toolbar.mode == '' or not self.button: return
623	self.figmgr.toolbar.set_message('select spectra: click on subplots')
624	if self.mode == 'panel':
625	self.bPanel.config(relief='raised')
626	self.mode = 'none'
627	self.spec_show()
628	return
629	self.bNote.config(relief='raised')
630	self.bRegion.config(relief='raised')
631	self.bPanel.config(relief='sunken')
632	self.mode = 'panel'
633	self.notewin.close_widgets()
634	self.__disconnect_event()
635	self._p.register('button_press',self._add_panel)
636
637	def quit(self):
638	self.__disconnect_event()
639	self.disable_button()
640	self.figmgr.window.wm_withdraw()
641
642	def enable_button(self):
643	if self.button: return
644	self.bRegion.config(state=Tk.NORMAL)
645	self.bPanel.config(state=Tk.NORMAL)
646	self.bClear.config(state=Tk.NORMAL)
647	self.bFlag.config(state=Tk.NORMAL)
648	self.bUnflag.config(state=Tk.NORMAL)
649	self.bStat.config(state=Tk.NORMAL)
650	self.button = True
651	self.spec_show()
652
653	def disable_button(self):
654	## disable buttons which don't work for plottp
655	if not self.button: return
656	self.bRegion.config(relief='raised')
657	self.bPanel.config(relief='raised')
658	self.bRegion.config(state=Tk.DISABLED)
659	self.bPanel.config(state=Tk.DISABLED)
660	self.bClear.config(state=Tk.DISABLED)
661	self.bFlag.config(state=Tk.DISABLED)
662	self.bUnflag.config(state=Tk.DISABLED)
663	self.bStat.config(state=Tk.DISABLED)
664	self.bNext.config(state=Tk.DISABLED)
665	self.bPrev.config(state=Tk.DISABLED)
666	self.button = False
667	self.mode = ''
668	self.notewin.close_widgets()
669	self.__disconnect_event()
670
671	def enable_next(self):
672	self.bNext.config(state=Tk.NORMAL)
673
674	def disable_next(self):
675	self.bNext.config(state=Tk.DISABLED)
676
677	def enable_prev(self):
678	self.bPrev.config(state=Tk.NORMAL)
679
680	def disable_prev(self):
681	self.bPrev.config(state=Tk.DISABLED)
682
683	# pause buttons for slow operations
684	def _pause_buttons(self,operation="end",msg=""):
685	buttons = ["bRegion","bPanel","bClear","bFlag","bUnflag","bStat",
686	"bNote","bQuit"]
687	if operation == "start":
688	state=Tk.DISABLED
689	else:
690	state=Tk.NORMAL
691	for btn in buttons:
692	getattr(self,btn).config(state=state)
693	self.figmgr.toolbar.set_message(msg)
694
695	def delete_bar(self):
696	self.__disconnect_event()
697	self.destroy()
698
699	def __disconnect_event(self):
700	self._p.register('button_press',None)
701	self._p.register('button_release',None)
702
703	def _draw_span(self,axes,x0,x1,**kwargs):
704	height = self._p.figure.bbox.height
705	y0 = height - axes.bbox.y0
706	y1 = height - axes.bbox.y1
707	return self._p.canvas._tkcanvas.create_rectangle(x0,y0,x1,y1,**kwargs)
708
709	def _remove_span(self,span):
710	self._p.canvas._tkcanvas.delete(span)

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source: trunk/python/customgui_tkagg.py @ 2170

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