-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathTedPy.py
1783 lines (1614 loc) · 65.7 KB
/
TedPy.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# -*- coding: utf-8 -*-
import sys
import os
import subprocess
import re
import time
import json
import importlib
import html.parser
from tkinter import *
from tkinter.filedialog import *
import tkinter.messagebox
import tkinter.simpledialog
import tkinter.font
from tkinter.scrolledtext import ScrolledText
this_dir = os.path.dirname(__file__)
import translation
translation.language = 'fr'
_ = translation.translate
python_versions = [('Python {}.{}'.format(*sys.version_info[:2]),
sys.executable)]
encodings = ['ascii', 'iso-8859-1', 'utf-8']
# Load config
config_file = os.path.join(this_dir, 'config.json')
with open(config_file, encoding='utf-8') as f:
config = json.load(f)
for vnum in config.get('versions', []):
python_versions.append(vnum)
for encoding in config.get('encodings', []):
if not encoding in encodings:
encodings.append(encoding)
theme = config["theme"]
with open(os.path.join(this_dir, 'themes', theme + '.json'),
encoding='utf-8') as f:
data = json.load(f)
colors = data["colors"]
backgrounds = data["backgrounds"]
bg = backgrounds.get("default", "#fff")
fg = colors['color']
# parameters
history_size = 8 # number of files in history
wheel_coeff = 2 # increase wheel scrolling
root = Tk() # needed here for font definitions
root.title("TedPy")
# global variables
current_doc = None
wheel_delta = None
docs = []
# syntax highlighting parameters
square_brackets = r'[\[\]]'
curly_braces = r'[\{\}]'
parenthesis = r'[\(\)]'
# supported languages
langs = {}
patterns = {}
zones = {}
ext2lang = {}
for lang in os.listdir(os.path.join(this_dir, "languages")):
if lang.endswith(".py") and lang != "__init__.py":
name = lang.split('.')[0]
langs[name] = importlib.import_module(f"languages.{name}")
patterns[name] = [(square_brackets, 'square_bracket'),
(parenthesis, 'parenthesis'), (curly_braces, 'curly_brace')]
keywords = [(r'\b' + kw + r'\b') for kw in langs[name].keywords]
patterns[name].append(('|'.join(keywords), 'keyword'))
builtins_pattern = '|'.join([r'\b{}\b'.format(b)
for b in langs[name].builtins])
patterns[name].append((builtins_pattern, 'builtin'))
zones[name] = langs[name].zones
for ext in langs[name].extensions:
ext2lang[ext] = name
# html parser
class HTMLParser(html.parser.HTMLParser):
def __init__(self, editor):
html.parser.HTMLParser.__init__(self)
self.zone = editor.zone
self.scripts = []
def handle_decl(self, decl):
self.handle_endtag(decl)
def handle_starttag(self, tag, attrs):
self.state = None
text = self.get_starttag_text()
lines = text.split('\n')
x0, y0 = self.getpos()
if tag.lower() == "script":
has_src = False
self.state = ".js"
for key, value in attrs:
if key == "type":
for lang in langs:
if value in langs[lang].script_types:
begin = "{}.{}".format(x0, y0 + len(text))
self.state = lang
break
else:
if value != "text/javascript":
self.state = value
elif key == "src":
has_src = True
if not has_src:
self.begin = "{}.{}".format(x0, y0 + len(text))
else:
self.state = None
x1 = x0 + len(lines) - 1
if len(lines) == 1:
y1 = y0 + len(text)
else:
y1 = len(lines[-1])
self.zone.tag_add('keyword', '{}.{}'.format(x0, y0),
'{}.{}'.format(x0, y0 + 1 + len(tag)))
self.zone.tag_add('kw_start', '{}.{}'.format(x0, y0),
'{}.{}'.format(x0, y0 + 1 + len(tag)))
self.zone.tag_add('comment',
'{}.{}'.format(x0, y0 + 1 + len(tag)),
'{}.{}'.format(x1, y1))
self.zone.tag_add('keyword', '{}.{}'.format(x1, y1) + '-1c',
'{}.{}'.format(x1, y1))
def handle_endtag(self, tag):
x, y = self.getpos()
p0 = '{}.{}'.format(x, y)
if tag == "script" and self.state in patterns:
self.scripts.append([self.state,
self.zone.index(self.begin + "+1c"), p0])
closing_pos = self.zone.search('>', p0)
self.zone.tag_add('keyword', p0, closing_pos + '+1c')
class EncodingError(Exception):
pass
class Document:
def __init__(self, file_name, ext=None, text=""):
self.has_name = file_name is not None
if file_name is None:
# find the first available name "moduleXXX.ext"
num = 1
while True:
file_name = os.path.join(default_dir(),
"module{}.{}".format(num, ext))
if not os.path.exists(file_name):
break
num += 1
self.file_name = os.path.normpath(file_name)
self.text = text
self.ext = ext
class EncodingChooser(tkinter.simpledialog._QueryDialog):
def body(self,master):
w = Label(master, text=self.prompt, justify=LEFT)
w.grid(row=0, padx=5, sticky=W)
for i,enc in enumerate(enc for enc in encodings
if enc != self.initialvalue.get()):
Radiobutton(master, text=enc, variable=self.initialvalue,
value=enc, padx=15).grid(row=1 + i, sticky=W)
def getresult(self):
return self.initialvalue.get()
class Editor(Frame):
def __init__(self):
frame = Frame(panel, relief=GROOVE, borderwidth=4)
bar_bg = colors['bar']
self.font = font
shortcuts = Frame(frame, bg=bar_bg)
for (src,callback) in [('⤶', self.undo), ('⤷', self.redo),
('≡', self.change_wrap), ('↑', self.change_size),
('↓', self.change_size)]:
widget = Label(shortcuts, text=src, relief=RIDGE, bg='#FFF',
foreground='#000', font=sh_font)
widget['width'] = 2
widget.bind('<Button-1>', callback)
widget.pack(side=LEFT, anchor=W)
self.special_box = False
for car in 'á':
widget = Label(shortcuts, text=car, relief=RIDGE, bg='#FFF',
foreground='#000', font=sh_font)
widget['width'] = 2
widget.bind('<Button-1>', self.show_special)
widget.pack(side=LEFT, anchor=W)
widget = Button(shortcuts, text='X', font=sh_font, relief=RIDGE)
widget.bind('<Button-1>', _close)
widget.pack(side=RIGHT, anchor=E)
Label(shortcuts, text=' ', bg=bar_bg).pack(side=RIGHT)
self.label_line = Label(shortcuts, font=font, fg=fg, bg=bar_bg)
self.label_column = Label(shortcuts, font=font, fg=fg, bg=bar_bg)
self.label_column.pack(side=RIGHT)
Label(shortcuts, text=' | ', bg=bar_bg, fg=fg).pack(side=RIGHT)
self.label_line.pack(side=RIGHT)
self.encoding = StringVar()
enc_label = Label(shortcuts, textvariable=self.encoding,
relief=RAISED, font=font)
enc_label.bind('<Button-1>', self.set_encoding)
enc_label.pack(side=RIGHT)
Label(shortcuts, text=_('encoding'), bg=bar_bg,
fg=fg).pack(side=RIGHT)
self.spaces_per_tab = IntVar()
self.spaces_per_tab.set(4)
spaces_per_tab_label = Label(shortcuts,
textvariable=self.spaces_per_tab, relief=RAISED, font=font)
spaces_per_tab_label.bind('<Button-1>', self.set_spaces_per_tab)
spaces_per_tab_label.pack(side=RIGHT)
Label(shortcuts, text=_('spaces_per_tab'), bg=bar_bg,
fg=fg).pack(side=RIGHT)
shortcuts.pack(fill=BOTH)
zone = ScrolledText(frame, width=self.text_width(),
font=font, wrap=WORD, relief=FLAT, undo=True,
autoseparators=True, bg=bg, fg=fg, selectforeground=fg,
insertbackground=fg, selectbackground=colors['select'])
zone.vbar.config(command=self.slide)
line_height = zone.dlineinfo(1.0)[-1] # in pixels
text_height = int(int(root.winfo_screenheight() * 0.92) / line_height)
zone['height'] = text_height
hbar = Scrollbar(frame, name='hbar', orient=HORIZONTAL)
hbar.pack(side=BOTTOM, fill=BOTH, expand=YES)
hbar['command'] = zone.xview
zone['xscrollcommand'] = hbar.set
line_nums=Text(frame, width=3, background=bg, font=font,
selectbackground='#fff', foreground='#808080',
highlightthickness=0, relief=FLAT, state=DISABLED)
line_nums.bind('<B1-Motion>', lambda ev: 'break')
line_nums.pack(side=LEFT, fill=BOTH)
zone.bind('<Key>', self.key_pressed)
zone.bind('<KeyRelease>', self.update)
zone.bind('<MouseWheel>', self.wheel)
zone.bind('<Button-4>', self.wheel2) # wheel up
zone.bind('<Button-5>', self.wheel2) # wheel down
zone.bind('<Tab>', self.insert_tab)
zone.bind('<Shift-Tab>', self.remove_tab)
zone.bind('<Return>', self.insert_cr)
zone.bind('<Button-1>', self.click)
zone.bind('<ButtonRelease-1>', self.button_release)
zone.bind('<Button-3>', self.right_click)
zone.bind('<Control-KeyRelease-v>', self.paste)
zone.bind('<Control-Key>', self.set_control)
zone.bind('<Configure>', self.print_line_nums)
zone.bind('<Home>', self.home)
for tag in ('comment', 'string', 'keyword', 'builtin', 'parenthesis',
'curly_brace', 'square_bracket', 'too_long'):
zone.tag_config(tag, foreground=colors[tag])
zone.tag_config('script_in_html', borderwidth=2, relief=GROOVE,
lmargin1=15)
zone.tag_config('found', foreground=bg, background=fg)
zone.tag_config('selection', background=zone['selectbackground'],
borderwidth=0)
zone.tag_config('lone_brace', underline=1)
for tag_name in ['matching_brace', 'word']:
zone.tag_config(tag_name, background=backgrounds[tag_name],
foreground=colors[tag_name], borderwidth=0, relief=FLAT)
zone.pack(expand=YES, fill=BOTH)
self.zone = zone
self.scripts = []
self.frame = frame
self.line_nums = line_nums
self.shift = False
self.control = False
self.last_update = None
self.last_highlight_time = 0.5
def button_release(self, event):
self.zone['cursor'] = 'xterm'
self.update_line_col()
def change_encoding(self):
new_enc = self.encoding.get()
# Check that the document can be encoded in the new encoding
src = self.zone.get(1.0, END)
try:
src.encode(new_enc)
except:
tkinter.messagebox.showinfo(title=_('Encoding error'),
message=_('not encoding').format(self.prev_enc))
def change_size(self, ev):
"""Called when clicking on button ↑ or ↓"""
up = ev.widget.cget('text') == '↑'
for f in [font, sh_font]:
previous = f.cget('size')
if up:
f.config(size=previous - 1)
else:
f.config(size=previous + 1)
# update config
with open(config_file, encoding="utf-8") as f:
data = json.load(f)
data["font-size"] = font["size"]
with open(config_file, "w", encoding="utf-8") as out:
json.dump(data, out, indent=4)
set_sizes()
def change_wrap(self,*args):
if self.zone['wrap'] == NONE:
self.zone.config(wrap=WORD)
else:
self.zone.config(wrap=NONE)
self.print_line_nums()
def click(self,event):
global close_menu
self.zone.tag_remove('selection', 1.0, END)
self.zone.tag_remove('found', 1.0, END)
self.mark_brace(CURRENT)
# if there is a menu with all functions and classes, unpost it
self.remove_functions_browser()
if close_menu is not None:
close_menu.unpost()
close_menu = None
def delayed_sh(self):
# delayed syntax highlighting, launched by a timer
if docs and self.do_delayed:
self.syntax_highlight()
def get_extension(self):
return os.path.splitext(docs[current_doc].file_name)[1]
def get_infos(self, pos):
ext = self.get_extension()
pos = self.zone.index(pos)
if ext == '.html':
self.html_highlight() # reset self.scripts
if "script_in_html" in self.zone.tag_names(pos):
for (lang, begin, end) in self.scripts:
if float(begin) <= float(pos) <= float(end):
return lang, begin, end
lang = ext2lang.get(ext)
return lang, "1.0", END
def goto(self, evt):
browser_line = int(evt.widget.index(CURRENT).split('.')[0])
line_num = self.function_line_nums[browser_line - 1]
self.browser.destroy()
self.zone.focus()
self.zone.mark_set(INSERT, '{}.0'.format(line_num))
self.zone.see(INSERT)
self.print_line_nums()
def highlight_lang(self, begin, end, lang, in_html=False):
txt = self.zone.get(begin, end).rstrip() + '\n'
ltxt = list(txt)
# mapping between position and line,column
lc = []
line, col = self.ix2pos(begin)
for car in txt:
lc.append((line, col))
col += 1
if car == '\n':
line += 1
col = 0
# remove existing tags
for tag in self.zone.tag_names():
self.zone.tag_remove(tag, begin, end)
# parse text to find strings, comments, keywords
pos = 0
zones[lang].sort(key=lambda x: len(x[0]), reverse=True)
t1 = time.time()
nb0 = 0
while pos < len(txt):
flag = False
for start, stop, ztype in zones[lang]:
if txt[pos:pos + len(start)] == start:
spos = pos + len(start)
s_end = -1
nb_escape = 0
while spos < len(txt):
if txt[spos:spos + len(stop)] == stop and nb_escape % 2 == 0:
s_end = spos
spos = s_end + 1
break
elif txt[spos] == '\\':
nb_escape += 1
else:
nb_escape = 0
spos += 1
if s_end > -1:
# set zone to whitespace for next markup
for i in range(pos, s_end + len(stop)):
ltxt[i] = ' '
# highlight zone with matching tag
ix1 = '{}.{}'.format(*lc[pos])
ix2 = '{}.{}'.format(*lc[min(s_end + len(stop),
len(txt) - 1)])
self.zone.tag_add(ztype, ix1, ix2)
nb0 += 1
pos = s_end + len(stop)
flag = True
break # if """ matched, don't try a single "
if not flag:
pos += 1
raw = ''.join(ltxt) # original text with empty strings and comments
for (pattern, tag) in patterns[lang]:
for mo in re.finditer(pattern, raw, re.S):
k1, k2 = mo.start(), mo.end()
self.zone.tag_add(tag,'{}.{}'.format(*lc[k1]),
'{}.{}'.format(*lc[k2]))
# hightlight the part that exceeds 80 characters
for linenum in range(self.ix2pos(begin)[0], self.ix2pos(end)[0]):
lineend = self.ix2pos('{}.0'.format(linenum) + 'lineend')[1]
if lineend > 78:
self.zone.tag_add('too_long', '{}.{}'.format(linenum, 78),
'{}.{}'.format(linenum, lineend))
self.last_update = time.time()
def home(self,event):
"""Home key : go to start of line, after the indentation"""
left = self.zone.get('{}linestart'.format(self.zone.index(INSERT)),
INSERT)
if not left.strip(): # only spaces at the left of INSERT
return
nbspaces = len(left) - len(left.lstrip())
self.zone.mark_set(INSERT, '{}linestart+{}c'.format(
self.zone.index(INSERT), nbspaces))
return 'break'
def html_highlight(self):
txt = self.zone.get(1.0, END).rstrip() + '\n'
parser = HTMLParser(self)
# while editing there may be parser error, ignore them
try:
parser.feed(txt)
self.scripts = parser.scripts
except Exception as exc:
pass
def insert_cr(self,event):
"""Handle Enter key"""
selected = self.zone.tag_ranges(SEL)
if selected: # remove selection
start,end = selected
self.zone.delete(*selected)
if self.zone.index(end).endswith('.0'):
self.zone.delete(start)
pos = self.zone.index(INSERT)
start = self.zone.index('{}linestart'.format(pos))
txt = self.zone.get(start, pos)
indent = len(txt) - len(txt.lstrip())
self.remove_trailing_whitespace()
# For a Python script, if line ends with ':', add indent
# Same for a JS files if line ends with '{'
lang, begin, end = self.get_infos(INSERT)
self.zone.insert(INSERT, '\n' + indent * ' ')
if lang in langs:
lineend = getattr(langs[lang], "autoindent_lineend", None)
if lineend is not None and txt.strip().endswith(lineend):
self.zone.insert(INSERT, self.spaces_per_tab.get() * ' ')
self.print_line_nums()
return 'break'
def insert_special(self, event):
if self.zone.tag_ranges(SEL):
self.zone.delete(*self.zone.tag_ranges(SEL))
self.zone.insert(INSERT, event.widget.cget('text'))
self.special_box.destroy()
self.special_box = False
def insert_tab(self,event):
"""Replace tabs by a number of spaces"""
sel = self.zone.tag_ranges(SEL)
if not sel:
self.zone.insert(INSERT, ' ' * self.spaces_per_tab.get())
else:
first_line,last_line = [int(self.zone.index(x).split('.')[0])
for x in sel]
if self.zone.index(sel[1]).endswith('.0'):
last_line -= 1
for line in range(first_line, last_line + 1):
self.zone.insert(float(line), ' ' * self.spaces_per_tab.get())
return 'break'
def ix2pos(self, ix):
return [int(x) for x in self.zone.index(ix).split('.')]
def key_pressed(self,event):
self.delete_end = False
if event.keysym in ['Shift_R', 'Shift_L']:
self.shift = True
elif event.keysym in ['Control_L', 'Control_R']:
self.control = True
elif event.keysym == 'Delete':
# if delete at the end of a line, remove trailing whitespaces
# of next line
pos = self.ix2pos(INSERT)
lineend = self.ix2pos('{}.0'.format(pos[0]) + 'lineend')[1]
if pos[1] == lineend:
self.delete_end = True
def mark_brace(self, pos):
if not syntax_highlight.get():
return
ext = self.get_extension()
if not ext in ['.py', '.js']:
return
self.zone.tag_remove('matching_brace', '1.0', END)
for p in pos + '-1c', pos, pos + '+1c':
px = self.zone.index(p)
if 'string' in self.zone.tag_names(px):
return
car = self.zone.get(px)
if car in '([{':
# opening brace : look for closing (after)
match, start, nb = ')]}'['([{'.index(car)], px, 1
incr, backwards, end_pos = "+1c", False, END
break
elif p in [pos, pos + "-1c"] and car in '}])':
if p == pos + "-1c" and self.zone.get(pos) in '([{}])':
continue
# closing brace : look for opening (before)
match, start, nb = '([{'[')]}'.index(car)], px, 1
incr, backwards, end_pos = "-1c", True, '1.0'
break
else:
return
pattern = '[\\' + car + '\\' + match + ']'
p = start
while True:
next_pos = self.zone.index(p + incr)
if backwards and re.match(pattern, self.zone.get(next_pos)):
p = next_pos
else:
p = self.zone.search(pattern, next_pos, end_pos,
regexp=True, backwards=backwards)
if not p:
break
elif 'string' in self.zone.tag_names(p):
continue
else:
c = self.zone.get(p)
if c == car:
nb += 1
elif c == match:
nb -= 1
if nb == 0:
self.zone.tag_add('matching_brace', start)
self.zone.tag_add('matching_brace', p)
return
def paste(self, event):
self.syntax_highlight()
self.print_line_nums()
return 'break'
def print_line_nums(self,*args):
w_height = int(self.zone.winfo_geometry().split('+')[0].split('x')[0])
nb_lignes = int(self.zone.index('{}-1c'.format(END)).split('.')[0])
_format = '{{:{}d}}'.format(len(str(nb_lignes + 1)))
# find visible lines
lines = []
for x in range(1, nb_lignes + 1):
bbox = self.zone.dlineinfo(self.zone.index('{}.0'.format(x)))
if bbox: # line is visible
lines.append((x, bbox))
elif lines:
break
if not lines:
return
self.first_visible, self.last_visible = lines[0][0], lines[-1][0]
self.line_nums.config(state=NORMAL)
self.line_nums.delete(1.0, END)
self.line_nums['width'] = 1 + len(str(nb_lignes + 1))
self.zone['width'] = self.text_width() - self.line_nums['width']
first_offset = offset = lines[0][1][1]
char_height = self.line_nums.bbox('1.0')[3] # line height in pixels
for line_num, bbox in lines:
nb = (bbox[1] - offset) / char_height
self.line_nums.insert(END, '\n' * int(nb - 1)) # empty lines
self.line_nums.insert(END, (_format.format(line_num)) + '\n')
offset = bbox[1]
last_line_height = (w_height - lines[-1][1][1]) / char_height
self.line_nums.insert(END, '\n' * int(last_line_height - 1))
self.line_nums.insert(END, '\n' * 10) # to be able to move vertically
# compute line nums offset to be aligned with text
nb_line_nums = int(self.line_nums.index(END).split('.')[0])
line_nums_height = char_height * nb_line_nums
first_line_num_offset = self.line_nums.bbox('1.0')[1]
move = (first_line_num_offset - first_offset) / line_nums_height
self.line_nums.yview(MOVETO, move)
self.line_nums.config(state=DISABLED)
def redo(self,*args):
try:
self.zone.edit_redo()
self.syntax_highlight()
except:
pass
def remove_functions_browser(self):
if hasattr(self, "browser"):
self.browser.destroy()
delattr(self, "browser")
self.zone.tag_remove('word', 1.0, END)
def remove_tab(self,event):
"""Shift selected zone to the left by the number of spaces specified
in spaces_per_tab
"""
sel = self.zone.tag_ranges(SEL)
if not sel:
nb = self.spaces_per_tab.get()
while nb and self.zone.get(INSERT) == ' ':
self.zone.delete(INSERT)
nb -= 1
else:
first_line,last_line = [int(self.zone.index(x).split('.')[0])
for x in sel]
if self.zone.index(sel[1]).endswith('.0'):
last_line -= 1
for line in range(first_line, last_line + 1):
nb = self.spaces_per_tab.get()
while nb and self.zone.get(float(line)) == ' ':
self.zone.delete(float(line))
nb -= 1
return 'break'
def remove_trailing_whitespace(self):
"""Removes trailing whitespaces."""
last_line = self.ix2pos(END)[0]
for i in range(1, last_line + 1):
line = self.zone.get('{}.0linestart'.format(i),
'{}.0lineend'.format(i))
rstripped = line.rstrip()
if rstripped != line:
self.zone.delete('{}.{}'.format(i, len(rstripped)),
'{}.0lineend'.format(i))
def right_click(self, event):
self.remove_functions_browser()
current = self.zone.index(CURRENT)
if self.get_extension() == '.html':
print('right click html', current, self.zone.tag_names(current))
return
lang, begin, end = self.get_infos(CURRENT)
first_line = self.ix2pos(begin)[0]
if lang is None:
return
struct_patterns = getattr(langs[lang], "struct_patterns", None)
if struct_patterns is None:
return
targets = []
if current == self.zone.index(current + 'lineend'):
# menu to reach all functions, classes and methods in the script
lines = [x.rstrip() for x in self.zone.get(begin, end).split('\n')]
for i, line in enumerate(lines):
for pattern in struct_patterns:
if re.search(pattern, line):
label, num = line[:line.find('(')], i + first_line
targets.append((label, num))
else:
self.zone.tag_remove('word', begin, end)
# right-click on indentation : ignore
if not self.zone.get(current + 'linestart', current).strip():
return
# right-click on string, comment, keyword : ignore
if set(self.zone.tag_names(current)) & \
set(['string', 'comment', 'keyword', 'def_class']):
return
# right-click on identifier : search it in the document
id_start = self.zone.search(r'[^\w]', CURRENT, backwards=True,
stopindex=current + 'linestart', regexp=True) \
or current + 'linestart'
if id_start != current + 'linestart':
id_start = id_start + '+1c'
id_end = self.zone.search(r'\M', CURRENT, regexp=True,
stopindex=current + 'lineend') or current + 'lineend'
word = self.zone.get(id_start, id_end)
pattern = r'\y{}\y'.format(word)
pos = begin
while True:
pos = self.zone.search(pattern, pos, regexp=True,
stopindex=end)
if not pos:
break
# menu to reach a class, method or function
num, col = [int(x) for x in pos.split('.')]
end_pos = '{}.{}'.format(num, col + len(word))
if not (set(self.zone.tag_names(pos)) &
set(['string', 'comment', 'keyword', 'def_class'])):
self.zone.tag_add('word', pos, end_pos)
label = self.zone.get(pos + 'linestart',
end_pos + 'lineend')
if not targets or targets[-1][1] != num:
targets.append((label, num))
pos = end_pos
if targets:
self.function_line_nums = []
self.browser = Toplevel()
self.browser.geometry('{w}x{h}+{x}+{y}'.format(
w=int(root.winfo_screenwidth() * 0.3),
h=int(root.winfo_screenheight() * 0.6),
x=int(root.winfo_screenwidth() * 0.68), y=100))
self.browser.protocol("WM_DELETE_WINDOW",
lambda *args: self.remove_functions_browser())
if len(targets) < 20:
text = Text(self.browser, height=len(targets), wrap=NONE)
else:
text = ScrolledText(self.browser, height=40, wrap=NONE)
text.config(bg=colors['right_click_menu'], cursor="arrow", fg=fg,
font=font, padx=5, width=int(self.text_width() * 0.4))
for label, num in targets:
text.insert(END, "{}: {}\n".format(num, label))
self.function_line_nums.append(num)
text.pack(fill=BOTH, expand=True)
text.bind('<Button-1>', self.goto)
def set_control(self,event):
self.control = True
def set_encoding(self,event):
self.prev_enc = self.encoding.get()
menu = Menu(self.zone, tearoff=False)
for encoding in encodings:
menu.add_radiobutton(label=encoding, variable=self.encoding,
command=self.change_encoding)
menu.post(event.x_root, event.y_root)
def set_spaces_per_tab(self, event):
menu = Menu(self.zone, tearoff=False)
for value in [2, 4]:
menu.add_radiobutton(label=value, variable=self.spaces_per_tab)
menu.post(event.x_root, event.y_root)
def show_special(self, event):
if self.special_box:
self.special_box.destroy()
self.special_box = False
else:
self.special_box = Toplevel()
for car in 'áíóú':
w = Label(self.special_box, text=car, relief=RIDGE,
font=sh_font)
w.pack(side=LEFT, anchor=W)
w.bind('<Button-1>', self.insert_special)
h = int(1.1 * abs(sh_font['size']))
self.special_box.geometry(f'1x{h}+{event.x_root}+{event.y_root}')
def slide(self,*args):
self.zone.yview(*args)
self.print_line_nums()
def syntax_highlight(self):
t0 = time.time()
file_browser.mark_if_changed()
self.highlight = syntax_highlight.get()
if not syntax_highlight.get():
# remove existing tags
for tag in self.zone.tag_names():
self.zone.tag_remove(tag, 1.0, END)
return
# check encoding
try:
self.zone.get(1.0, END).encode(self.encoding.get())
except UnicodeError:
tkinter.messagebox.showerror(title=_('unicode error'),
message=_('cannot_encode').format(self.encoding.get()))
self.zone.delete(self.zone.index('{}-1c'.format(INSERT)))
ext = self.get_extension()
if ext == '.html':
for (lang, begin, end) in self.scripts:
self.zone.tag_remove('script_in_html', begin, end)
self.html_highlight()
# highlight the scripts inside <script> tags
for (lang, begin, end) in self.scripts:
self.highlight_lang(begin, end, lang, in_html=True)
self.zone.tag_add('script_in_html', begin, end)
return
lang = ext2lang.get(ext)
if lang is None or not lang in patterns:
return
# don't do highlighting too often
if self.last_update and \
time.time() - self.last_update < self.last_highlight_time:
self.do_delayed = True
# set a timer that will do a syntax highlight later
# if nothing was entered in the meantime
self.zone.after(int(1000 * self.last_highlight_time),
self.delayed_sh)
return
self.do_delayed = False
self.highlight_lang(1.0, END, lang)
self.last_update = time.time()
self.last_highlight_time = self.last_update - t0
def text_width(self):
pix_per_char = font.measure('0') # pixels per char in this font
return int(0.85 * root.winfo_screenwidth() / pix_per_char)
def undo(self, *args):
try:
self.zone.edit_undo()
self.syntax_highlight()
except:
pass
def update(self, event):
if event.keysym == 'Tab':
return 'break'
if self.control:
if event.keysym.lower() == 'a':
self.zone.tag_add(SEL, 1.0, END)
elif not event.keysym.lower() == 'c':
self.zone.tag_remove(SEL, 1.0, END)
self.control = False
return 'break'
self.update_line_col()
self.zone.see(INSERT)
if self.shift:
if event.keysym in ['Shift_R', 'Shift_L']:
self.shift = False
if not event.char or \
(hasattr(event.char, 'string') and not event.char.string):
return
if not event.keysym in ['Up', 'Down', 'Left', 'Right', 'Next',
'Prior', 'Home', 'End', 'Control_L', 'Control_R']:
self.syntax_highlight()
self.mark_brace(INSERT)
if not event.char:
if (event.keysym in ['Next', 'Prior', 'BackSpace', 'Delete']
or self.current_line < self.first_visible
or self.current_line > self.last_visible):
self.print_line_nums()
if getattr(self, "delete_end", False):
# delete at line end : remove next line indentation
while self.zone.get(INSERT) == ' ':
self.zone.delete(INSERT)
def update_line_col(self, *args):
self.current_line, column = map(int,
self.zone.index(INSERT).split('.'))
self.label_line['text'] = "{: 5d}".format(self.current_line)
self.label_column['text'] = "{: 3d}".format(column + 1)
def wheel(self,event):
"""Mouse wheel for systems where events are Button-4 and Button-5."""
global wheel_delta
if event.delta != 0:
if wheel_delta is None or abs(event.delta) < wheel_delta:
wheel_delta = abs(event.delta) / wheel_coeff
delta = -event.delta / wheel_delta
self.slide('scroll', int(delta), 'units')
return "break" # don't propagate
def wheel2(self, event):
delta = -1 if event.num == 4 else 1
self.slide('scroll', delta, 'units')
class Searcher:
"""Class for search dialogs."""
def editor(self):
return docs[current_doc].editor
def zone(self):
return docs[current_doc].editor.zone
def set_search_boundaries(self):
selected = self.zone().tag_ranges(SEL)
if selected: # search in selection
self.search_pos, self.search_end = selected
else: # search in whole document
self.search_pos, self.search_end = INSERT, None
found = self.zone().tag_ranges('found')
if found:
self.search_pos = found[1]
def search(self, repl=False, files=False):
selected = self.zone().tag_ranges(SEL)
if selected: # tag selection (otherwise select background is lost)
self.zone().tag_add('selection', *selected)
self.top = Toplevel(root)
root.search = self.top
self.top.title(_('search' if not files else 'search in files'))
self.top.transient(root)
self.top.protocol('WM_DELETE_WINDOW', self.end_search)
self.searched = Entry(self.top, relief=GROOVE, borderwidth=4)
self.searched.pack()
self.searched.focus()
if repl:
Label(self.top, text=_('replace by')).pack()
self.replacement = Entry(self.top, relief=GROOVE, borderwidth=4)
self.replacement.pack()
f_buttons = Frame(self.top)
Checkbutton(f_buttons, text=_('full word'),
variable=full_word).pack(anchor=W)
Checkbutton(f_buttons, text=_('case insensitive'),
variable=case_insensitive).pack(anchor=W)
if not files:
Checkbutton(f_buttons, text=_('regular expression'),
variable=regular_expression).pack(anchor=W)
f_buttons.pack(side=LEFT)
if files:
ext = Frame(f_buttons)
Label(ext, text=_('extensions')).pack(anchor=W)
self.extensions = Entry(ext)
self.extensions.pack()
ext.pack(side=BOTTOM, pady=5)
if repl:
Button(self.top, text=_('replace next'),
command=self.make_replace).pack()
Button(self.top, text=_('replace all'),
command=self.make_replace_all).pack()
elif files:
Button(self.top, text=_('search'),
command=self.make_search_files).pack()
else:
Button(self.top, text=_('search'),
command=self.make_search).pack()
case_insensitive.set(False)
def end_search(self):
self.zone().tag_remove('selection', 1.0, END)
self.zone().tag_remove('found', 1.0, END)
self.top.destroy()
def make_search(self):
self.set_search_boundaries()
pos = self.find_next()
self.zone().tag_remove('found', 1.0, END)
if pos:
self.zone().tag_add('found', pos,
'{}+{}c'.format(pos,found_length.get()))
self.search_pos = '{}+{}c'.format(pos, found_length.get())
self.zone().see(pos)
self.editor().print_line_nums()
else:
tkinter.messagebox.showinfo(title=_('search'),
message=_('Not found'))
def open_file(self, event):
zone = event.widget
file_name, line = zone.links[zone.tag_prevrange('link', CURRENT)]
for ix, doc in enumerate(docs):
if doc.file_name == file_name:
docs[current_doc].editor.remove_functions_browser()
switch_to(ix)
break
else:
# not found, open file
open_module(file_name)
ed = docs[current_doc].editor
ed.zone.focus()
ed.zone.mark_set(INSERT, '{}.0'.format(line + 1))
ed.zone.see(INSERT)
ed.print_line_nums()
def make_search_files(self):
txt = self.searched.get()
pattern = txt
if full_word.get():
for car in '[](){}$^.':
pattern = pattern.replace(car, '\\'+car)
pattern = r'(^|[^\w\d_$]){}($|[^\w\d_$])'.format(pattern)