/
gis_set.py
1161 lines (991 loc) · 43.7 KB
/
gis_set.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
"""
@package gis_set
GRASS start-up screen.
Initialization module for wxPython GRASS GUI.
Location/mapset management (selection, creation, etc.).
Classes:
- gis_set::GRASSStartup
- gis_set::GListBox
- gis_set::StartUp
(C) 2006-2014 by the GRASS Development Team
This program is free software under the GNU General Public License
(>=v2). Read the file COPYING that comes with GRASS for details.
@author Michael Barton and Jachym Cepicky (original author)
@author Martin Landa <landa.martin gmail.com> (various updates)
"""
import os
import sys
import copy
import platform
import codecs
import getpass
# i18n is taken care of in the grass library code.
# So we need to import it before any of the GUI code.
from grass.script import core as grass
from core import globalvar
import wx
import wx.lib.mixins.listctrl as listmix
from core.gcmd import GMessage, GError, DecodeString, RunCommand
from core.utils import GetListOfLocations, GetListOfMapsets
from startup.utils import (
get_lockfile_if_present, get_possible_database_path, create_mapset)
import startup.utils as sutils
from startup.guiutils import SetSessionMapset, NewMapsetDialog
import startup.guiutils as sgui
from location_wizard.dialogs import RegionDef
from gui_core.dialogs import TextEntryDialog
from gui_core.widgets import GenericValidator, StaticWrapText
from gui_core.wrap import Button, ListCtrl, StaticText, StaticBox, \
TextCtrl, BitmapFromImage
class GRASSStartup(wx.Frame):
exit_success = 0
# 2 is file not found from python interpreter
exit_user_requested = 5
"""GRASS start-up screen"""
def __init__(self, parent=None, id=wx.ID_ANY,
style=wx.DEFAULT_FRAME_STYLE):
#
# GRASS variables
#
self.gisbase = os.getenv("GISBASE")
self.grassrc = sgui.read_gisrc()
self.gisdbase = self.GetRCValue("GISDBASE")
#
# list of locations/mapsets
#
self.listOfLocations = []
self.listOfMapsets = []
self.listOfMapsetsSelectable = []
wx.Frame.__init__(self, parent=parent, id=id, style=style)
self.locale = wx.Locale(language=wx.LANGUAGE_DEFAULT)
# scroll panel was used here but not properly and is probably not need
# as long as it is not high too much
self.panel = wx.Panel(parent=self, id=wx.ID_ANY)
# i18N
#
# graphical elements
#
# image
try:
if os.getenv('ISISROOT'):
name = os.path.join(
globalvar.GUIDIR,
"images",
"startup_banner_isis.png")
else:
name = os.path.join(
globalvar.GUIDIR, "images", "startup_banner.png")
self.hbitmap = wx.StaticBitmap(self.panel, wx.ID_ANY,
wx.Bitmap(name=name,
type=wx.BITMAP_TYPE_PNG))
except:
self.hbitmap = wx.StaticBitmap(
self.panel, wx.ID_ANY, BitmapFromImage(
wx.EmptyImage(530, 150)))
# labels
# crashes when LOCATION doesn't exist
# get version & revision
grassVersion, grassRevisionStr = sgui.GetVersion()
self.gisdbase_box = StaticBox(
parent=self.panel, id=wx.ID_ANY, label=" %s " %
_("1. Select GRASS GIS database directory"))
self.location_box = StaticBox(
parent=self.panel, id=wx.ID_ANY, label=" %s " %
_("2. Select GRASS Location"))
self.mapset_box = StaticBox(
parent=self.panel, id=wx.ID_ANY, label=" %s " %
_("3. Select GRASS Mapset"))
self.lmessage = StaticText(parent=self.panel)
# It is not clear if all wx versions supports color, so try-except.
# The color itself may not be correct for all platforms/system settings
# but in http://xoomer.virgilio.it/infinity77/wxPython/Widgets/wx.SystemSettings.html
# there is no 'warning' color.
try:
self.lmessage.SetForegroundColour(wx.Colour(255, 0, 0))
except AttributeError:
pass
self.gisdbase_panel = wx.Panel(parent=self.panel)
self.location_panel = wx.Panel(parent=self.panel)
self.mapset_panel = wx.Panel(parent=self.panel)
self.ldbase = StaticText(
parent=self.gisdbase_panel, id=wx.ID_ANY,
label=_("GRASS GIS database directory contains Locations."))
self.llocation = StaticWrapText(
parent=self.location_panel, id=wx.ID_ANY,
label=_("All data in one Location is in the same "
" coordinate reference system (projection)."
" One Location can be one project."
" Location contains Mapsets."),
style=wx.ALIGN_LEFT)
self.lmapset = StaticWrapText(
parent=self.mapset_panel, id=wx.ID_ANY,
label=_("Mapset contains GIS data related"
" to one project, task within one project,"
" subregion or user."),
style=wx.ALIGN_LEFT)
try:
for label in [self.ldbase, self.llocation, self.lmapset]:
label.SetForegroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_GRAYTEXT))
except AttributeError:
# for explanation of try-except see above
pass
# buttons
self.bstart = Button(parent=self.panel, id=wx.ID_ANY,
label=_("Start &GRASS session"))
self.bstart.SetDefault()
self.bexit = Button(parent=self.panel, id=wx.ID_EXIT)
self.bstart.SetMinSize((180, self.bexit.GetSize()[1]))
self.bhelp = Button(parent=self.panel, id=wx.ID_HELP)
self.bbrowse = Button(parent=self.gisdbase_panel, id=wx.ID_ANY,
label=_("&Browse"))
self.bmapset = Button(parent=self.mapset_panel, id=wx.ID_ANY,
# GTC New mapset
label=_("&New"))
self.bmapset.SetToolTip(_("Create a new Mapset in selected Location"))
self.bwizard = Button(parent=self.location_panel, id=wx.ID_ANY,
# GTC New location
label=_("N&ew"))
self.bwizard.SetToolTip(
_(
"Create a new location using location wizard."
" After location is created successfully,"
" GRASS session is started."))
self.rename_location_button = Button(parent=self.location_panel, id=wx.ID_ANY,
# GTC Rename location
label=_("Ren&ame"))
self.rename_location_button.SetToolTip(_("Rename selected location"))
self.delete_location_button = Button(parent=self.location_panel, id=wx.ID_ANY,
# GTC Delete location
label=_("De&lete"))
self.delete_location_button.SetToolTip(_("Delete selected location"))
self.download_location_button = Button(parent=self.location_panel, id=wx.ID_ANY,
label=_("Do&wnload"))
self.download_location_button.SetToolTip(_("Download sample location"))
self.rename_mapset_button = Button(parent=self.mapset_panel, id=wx.ID_ANY,
# GTC Rename mapset
label=_("&Rename"))
self.rename_mapset_button.SetToolTip(_("Rename selected mapset"))
self.delete_mapset_button = Button(parent=self.mapset_panel, id=wx.ID_ANY,
# GTC Delete mapset
label=_("&Delete"))
self.delete_mapset_button.SetToolTip(_("Delete selected mapset"))
# textinputs
self.tgisdbase = TextCtrl(
parent=self.gisdbase_panel, id=wx.ID_ANY, value="", size=(
300, -1), style=wx.TE_PROCESS_ENTER)
# Locations
self.lblocations = GListBox(parent=self.location_panel,
id=wx.ID_ANY, size=(180, 200),
choices=self.listOfLocations)
self.lblocations.SetColumnWidth(0, 180)
# TODO: sort; but keep PERMANENT on top of list
# Mapsets
self.lbmapsets = GListBox(parent=self.mapset_panel,
id=wx.ID_ANY, size=(180, 200),
choices=self.listOfMapsets)
self.lbmapsets.SetColumnWidth(0, 180)
# layout & properties, first do layout so everything is created
self._do_layout()
self._set_properties(grassVersion, grassRevisionStr)
# events
self.bbrowse.Bind(wx.EVT_BUTTON, self.OnBrowse)
self.bstart.Bind(wx.EVT_BUTTON, self.OnStart)
self.bexit.Bind(wx.EVT_BUTTON, self.OnExit)
self.bhelp.Bind(wx.EVT_BUTTON, self.OnHelp)
self.bmapset.Bind(wx.EVT_BUTTON, self.OnCreateMapset)
self.bwizard.Bind(wx.EVT_BUTTON, self.OnWizard)
self.rename_location_button.Bind(wx.EVT_BUTTON, self.RenameLocation)
self.delete_location_button.Bind(wx.EVT_BUTTON, self.DeleteLocation)
self.download_location_button.Bind(wx.EVT_BUTTON, self.DownloadLocation)
self.rename_mapset_button.Bind(wx.EVT_BUTTON, self.RenameMapset)
self.delete_mapset_button.Bind(wx.EVT_BUTTON, self.DeleteMapset)
self.lblocations.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnSelectLocation)
self.lbmapsets.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnSelectMapset)
self.lbmapsets.Bind(wx.EVT_LIST_ITEM_ACTIVATED, self.OnStart)
self.tgisdbase.Bind(wx.EVT_TEXT_ENTER, self.OnSetDatabase)
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
def _set_properties(self, version, revision):
"""Set frame properties
:param version: Version in the form of X.Y.Z
:param revision: Version control revision with leading space
*revision* should be an empty string in case of release and
otherwise it needs a leading space to be separated from the rest
of the title.
"""
self.SetTitle(_("GRASS GIS %s Startup%s") % (version, revision))
self.SetIcon(wx.Icon(os.path.join(globalvar.ICONDIR, "grass.ico"),
wx.BITMAP_TYPE_ICO))
self.bstart.SetForegroundColour(wx.Colour(35, 142, 35))
self.bstart.SetToolTip(_("Enter GRASS session"))
self.bstart.Enable(False)
self.bmapset.Enable(False)
# this all was originally a choice, perhaps just mapset needed
self.rename_location_button.Enable(False)
self.delete_location_button.Enable(False)
self.rename_mapset_button.Enable(False)
self.delete_mapset_button.Enable(False)
# set database
if not self.gisdbase:
# sets an initial path for gisdbase if nothing in GISRC
if os.path.isdir(os.getenv("HOME")):
self.gisdbase = os.getenv("HOME")
else:
self.gisdbase = os.getcwd()
try:
self.tgisdbase.SetValue(self.gisdbase)
except UnicodeDecodeError:
wx.MessageBox(parent=self, caption=_("Error"),
message=_("Unable to set GRASS database. "
"Check your locale settings."),
style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
self.OnSetDatabase(None)
location = self.GetRCValue("LOCATION_NAME")
if location == "<UNKNOWN>" or location is None:
return
if not os.path.isdir(os.path.join(self.gisdbase, location)):
location = None
# list of locations
self.UpdateLocations(self.gisdbase)
try:
self.lblocations.SetSelection(self.listOfLocations.index(location),
force=True)
self.lblocations.EnsureVisible(
self.listOfLocations.index(location))
except ValueError:
sys.stderr.write(
_("ERROR: Location <%s> not found\n") %
self.GetRCValue("LOCATION_NAME"))
if len(self.listOfLocations) > 0:
self.lblocations.SetSelection(0, force=True)
self.lblocations.EnsureVisible(0)
location = self.listOfLocations[0]
else:
return
# list of mapsets
self.UpdateMapsets(os.path.join(self.gisdbase, location))
mapset = self.GetRCValue("MAPSET")
if mapset:
try:
self.lbmapsets.SetSelection(self.listOfMapsets.index(mapset),
force=True)
self.lbmapsets.EnsureVisible(self.listOfMapsets.index(mapset))
except ValueError:
sys.stderr.write(_("ERROR: Mapset <%s> not found\n") % mapset)
self.lbmapsets.SetSelection(0, force=True)
self.lbmapsets.EnsureVisible(0)
def _do_layout(self):
sizer = wx.BoxSizer(wx.VERTICAL)
self.sizer = sizer # for the layout call after changing message
dbase_sizer = wx.BoxSizer(wx.HORIZONTAL)
location_mapset_sizer = wx.BoxSizer(wx.HORIZONTAL)
gisdbase_panel_sizer = wx.BoxSizer(wx.VERTICAL)
gisdbase_boxsizer = wx.StaticBoxSizer(self.gisdbase_box, wx.VERTICAL)
btns_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.gisdbase_panel.SetSizer(gisdbase_panel_sizer)
# gis data directory
gisdbase_boxsizer.Add(self.gisdbase_panel, proportion=1,
flag=wx.EXPAND | wx.ALL,
border=1)
gisdbase_panel_sizer.Add(dbase_sizer, proportion=1,
flag=wx.EXPAND | wx.ALL,
border=1)
gisdbase_panel_sizer.Add(self.ldbase, proportion=0,
flag=wx.EXPAND | wx.ALL,
border=1)
dbase_sizer.Add(self.tgisdbase, proportion=1,
flag=wx.ALIGN_CENTER_VERTICAL | wx.ALL,
border=1)
dbase_sizer.Add(self.bbrowse, proportion=0,
flag=wx.ALIGN_CENTER_VERTICAL | wx.ALL,
border=1)
gisdbase_panel_sizer.Fit(self.gisdbase_panel)
# location and mapset lists
def layout_list_box(box, panel, list_box, buttons, description):
panel_sizer = wx.BoxSizer(wx.VERTICAL)
main_sizer = wx.BoxSizer(wx.HORIZONTAL)
box_sizer = wx.StaticBoxSizer(box, wx.VERTICAL)
buttons_sizer = wx.BoxSizer(wx.VERTICAL)
panel.SetSizer(panel_sizer)
panel_sizer.Fit(panel)
main_sizer.Add(list_box, proportion=1,
flag=wx.EXPAND | wx.ALL,
border=1)
main_sizer.Add(buttons_sizer, proportion=0,
flag=wx.ALIGN_CENTER_HORIZONTAL | wx.ALL,
border=1)
for button in buttons:
buttons_sizer.Add(button, proportion=0,
flag=wx.EXPAND | wx.LEFT | wx.RIGHT | wx.BOTTOM,
border=3)
box_sizer.Add(panel, proportion=1,
flag=wx.EXPAND | wx.ALL,
border=1)
panel_sizer.Add(main_sizer, proportion=1,
flag=wx.EXPAND | wx.ALL,
border=1)
panel_sizer.Add(description, proportion=0,
flag=wx.EXPAND | wx.ALL,
border=1)
return box_sizer
location_boxsizer = layout_list_box(
box=self.location_box,
panel=self.location_panel,
list_box=self.lblocations,
buttons=[self.bwizard, self.rename_location_button,
self.delete_location_button,
self.download_location_button],
description=self.llocation)
mapset_boxsizer = layout_list_box(
box=self.mapset_box,
panel=self.mapset_panel,
list_box=self.lbmapsets,
buttons=[self.bmapset, self.rename_mapset_button,
self.delete_mapset_button],
description=self.lmapset)
# location and mapset sizer
location_mapset_sizer.Add(location_boxsizer, proportion=1,
flag=wx.LEFT | wx.RIGHT | wx.EXPAND,
border=3)
location_mapset_sizer.Add(mapset_boxsizer, proportion=1,
flag=wx.RIGHT | wx.EXPAND,
border=3)
# buttons
btns_sizer.Add(self.bstart, proportion=0,
flag=wx.ALIGN_CENTER_HORIZONTAL |
wx.ALIGN_CENTER_VERTICAL |
wx.ALL,
border=5)
btns_sizer.Add(self.bexit, proportion=0,
flag=wx.ALIGN_CENTER_HORIZONTAL |
wx.ALIGN_CENTER_VERTICAL |
wx.ALL,
border=5)
btns_sizer.Add(self.bhelp, proportion=0,
flag=wx.ALIGN_CENTER_HORIZONTAL |
wx.ALIGN_CENTER_VERTICAL |
wx.ALL,
border=5)
# main sizer
sizer.Add(self.hbitmap,
proportion=0,
flag=wx.ALIGN_CENTER_VERTICAL |
wx.ALIGN_CENTER_HORIZONTAL |
wx.ALL,
border=3) # image
sizer.Add(gisdbase_boxsizer, proportion=0,
flag=wx.ALIGN_CENTER_HORIZONTAL |
wx.RIGHT | wx.LEFT | wx.TOP | wx.EXPAND,
border=3) # GISDBASE setting
# warning/error message
sizer.Add(self.lmessage,
proportion=0,
flag=wx.ALIGN_CENTER_VERTICAL |
wx.ALIGN_LEFT | wx.ALL | wx.EXPAND, border=5)
sizer.Add(location_mapset_sizer, proportion=1,
flag=wx.RIGHT | wx.LEFT | wx.EXPAND,
border=1)
sizer.Add(btns_sizer, proportion=0,
flag=wx.ALIGN_CENTER_VERTICAL |
wx.ALIGN_CENTER_HORIZONTAL |
wx.RIGHT | wx.LEFT,
border=3)
self.panel.SetAutoLayout(True)
self.panel.SetSizer(sizer)
sizer.Fit(self.panel)
sizer.SetSizeHints(self)
self.Layout()
def _showWarning(self, text):
"""Displays a warning, hint or info message to the user.
This function can be used for all kinds of messages except for
error messages.
.. note::
There is no cleaning procedure. You should call _hideMessage when
you know that there is everything correct now.
"""
self.lmessage.SetLabel(text)
self.lmessage.Wrap(self.GetClientSize()[0])
self.sizer.Layout()
def _showError(self, text):
"""Displays a error message to the user.
This function should be used only when something serious and unexpected
happens, otherwise _showWarning should be used.
.. note::
There is no cleaning procedure. You should call _hideMessage when
you know that there is everything correct now.
"""
self.lmessage.SetLabel(_("Error: {text}").format(text=text))
self.lmessage.Wrap(self.GetClientSize()[0])
self.sizer.Layout()
def _hideMessage(self):
"""Clears/hides the error message."""
# we do no hide widget
# because we do not want the dialog to change the size
self.lmessage.SetLabel("")
self.sizer.Layout()
def GetRCValue(self, value):
"""Return GRASS variable (read from GISRC)
"""
if value in self.grassrc:
return self.grassrc[value]
else:
return None
def SuggestDatabase(self):
"""Suggest (set) possible GRASS Database value"""
# only if nothing is set (<UNKNOWN> comes from init script)
if self.GetRCValue("LOCATION_NAME") != "<UNKNOWN>":
return
path = get_possible_database_path()
if path:
try:
self.tgisdbase.SetValue(path)
except UnicodeDecodeError:
# restore previous state
# wizard gives error in this case, we just ignore
path = None
self.tgisdbase.SetValue(self.gisdbase)
# if we still have path
if path:
self.gisdbase = path
self.OnSetDatabase(None)
else:
# nothing found
# TODO: should it be warning, hint or message?
self._showWarning(_(
'GRASS needs a directory (GRASS database) '
'in which to store its data. '
'Create one now if you have not already done so. '
'A popular choice is "grassdata", located in '
'your home directory. '
'Press Browse button to select the directory.'))
def OnWizard(self, event):
"""Location wizard started"""
from location_wizard.wizard import LocationWizard
gWizard = LocationWizard(parent=self,
grassdatabase=self.tgisdbase.GetValue())
if gWizard.location is not None:
self.tgisdbase.SetValue(gWizard.grassdatabase)
self.OnSetDatabase(None)
self.UpdateMapsets(os.path.join(self.gisdbase, gWizard.location))
self.lblocations.SetSelection(
self.listOfLocations.index(
gWizard.location))
self.lbmapsets.SetSelection(0)
self.SetLocation(self.gisdbase, gWizard.location, 'PERMANENT')
if gWizard.georeffile:
message = _("Do you want to import <%(name)s> to the newly created location?") % {
'name': gWizard.georeffile}
dlg = wx.MessageDialog(parent=self, message=message, caption=_(
"Import data?"), style=wx.YES_NO | wx.YES_DEFAULT | wx.ICON_QUESTION)
dlg.CenterOnParent()
if dlg.ShowModal() == wx.ID_YES:
self.ImportFile(gWizard.georeffile)
dlg.Destroy()
if gWizard.default_region:
defineRegion = RegionDef(self, location=gWizard.location)
defineRegion.CenterOnParent()
defineRegion.ShowModal()
defineRegion.Destroy()
if gWizard.user_mapset:
self.OnCreateMapset(event)
def ImportFile(self, filePath):
"""Tries to import file as vector or raster.
If successfull sets default region from imported map.
"""
RunCommand('db.connect', flags='c')
mapName = os.path.splitext(os.path.basename(filePath))[0]
vectors = RunCommand('v.in.ogr', input=filePath, flags='l',
read=True)
wx.BeginBusyCursor()
wx.GetApp().Yield()
if vectors:
# vector detected
returncode, error = RunCommand(
'v.in.ogr', input=filePath, output=mapName, flags='e',
getErrorMsg=True)
else:
returncode, error = RunCommand(
'r.in.gdal', input=filePath, output=mapName, flags='e',
getErrorMsg=True)
wx.EndBusyCursor()
if returncode != 0:
GError(
parent=self,
message=_(
"Import of <%(name)s> failed.\n"
"Reason: %(msg)s") % ({
'name': filePath,
'msg': error}))
else:
GMessage(
message=_(
"Data file <%(name)s> imported successfully. "
"The location's default region was set from this imported map.") % {
'name': filePath},
parent=self)
# the event can be refactored out by using lambda in bind
def RenameMapset(self, event):
"""Rename selected mapset
"""
location = self.listOfLocations[self.lblocations.GetSelection()]
mapset = self.listOfMapsets[self.lbmapsets.GetSelection()]
if mapset == 'PERMANENT':
GMessage(
parent=self, message=_(
'Mapset <PERMANENT> is required for valid GRASS location.\n\n'
'This mapset cannot be renamed.'))
return
dlg = TextEntryDialog(
parent=self,
message=_('Current name: %s\n\nEnter new name:') %
mapset,
caption=_('Rename selected mapset'),
validator=GenericValidator(
grass.legal_name,
self._nameValidationFailed))
if dlg.ShowModal() == wx.ID_OK:
newmapset = dlg.GetValue()
if newmapset == mapset:
dlg.Destroy()
return
if newmapset in self.listOfMapsets:
wx.MessageBox(
parent=self, caption=_('Message'), message=_(
'Unable to rename mapset.\n\n'
'Mapset <%s> already exists in location.') %
newmapset, style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
else:
try:
sutils.rename_mapset(self.gisdbase, location,
mapset, newmapset)
self.OnSelectLocation(None)
self.lbmapsets.SetSelection(
self.listOfMapsets.index(newmapset))
except Exception as e:
wx.MessageBox(
parent=self,
caption=_('Error'),
message=_('Unable to rename mapset.\n\n%s') %
e,
style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
dlg.Destroy()
def RenameLocation(self, event):
"""Rename selected location
"""
location = self.listOfLocations[self.lblocations.GetSelection()]
dlg = TextEntryDialog(
parent=self,
message=_('Current name: %s\n\nEnter new name:') %
location,
caption=_('Rename selected location'),
validator=GenericValidator(
grass.legal_name,
self._nameValidationFailed))
if dlg.ShowModal() == wx.ID_OK:
newlocation = dlg.GetValue()
if newlocation == location:
dlg.Destroy()
return
if newlocation in self.listOfLocations:
wx.MessageBox(
parent=self, caption=_('Message'), message=_(
'Unable to rename location.\n\n'
'Location <%s> already exists in GRASS database.') %
newlocation, style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
else:
try:
sutils.rename_location(self.gisdbase,
location, newlocation)
self.UpdateLocations(self.gisdbase)
self.lblocations.SetSelection(
self.listOfLocations.index(newlocation))
self.UpdateMapsets(newlocation)
except Exception as e:
wx.MessageBox(
parent=self,
caption=_('Error'),
message=_('Unable to rename location.\n\n%s') %
e,
style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
dlg.Destroy()
def DeleteMapset(self, event):
"""Delete selected mapset
"""
location = self.listOfLocations[self.lblocations.GetSelection()]
mapset = self.listOfMapsets[self.lbmapsets.GetSelection()]
if mapset == 'PERMANENT':
GMessage(
parent=self, message=_(
'Mapset <PERMANENT> is required for valid GRASS location.\n\n'
'This mapset cannot be deleted.'))
return
dlg = wx.MessageDialog(
parent=self,
message=_(
"Do you want to continue with deleting mapset <%(mapset)s> "
"from location <%(location)s>?\n\n"
"ALL MAPS included in this mapset will be "
"PERMANENTLY DELETED!") %
{'mapset': mapset, 'location': location},
caption=_("Delete selected mapset"),
style=wx.YES_NO | wx.NO_DEFAULT | wx.ICON_QUESTION)
if dlg.ShowModal() == wx.ID_YES:
try:
sutils.delete_mapset(self.gisdbase, location, mapset)
self.OnSelectLocation(None)
self.lbmapsets.SetSelection(0)
except:
wx.MessageBox(message=_('Unable to delete mapset'))
dlg.Destroy()
def DeleteLocation(self, event):
"""
Delete selected location
"""
location = self.listOfLocations[self.lblocations.GetSelection()]
dlg = wx.MessageDialog(
parent=self,
message=_(
"Do you want to continue with deleting "
"location <%s>?\n\n"
"ALL MAPS included in this location will be "
"PERMANENTLY DELETED!") %
(location),
caption=_("Delete selected location"),
style=wx.YES_NO | wx.NO_DEFAULT | wx.ICON_QUESTION)
if dlg.ShowModal() == wx.ID_YES:
try:
sutils.delete_location(self.gisdbase, location)
self.UpdateLocations(self.gisdbase)
self.lblocations.SetSelection(0)
self.OnSelectLocation(None)
self.lbmapsets.SetSelection(0)
except:
wx.MessageBox(message=_('Unable to delete location'))
dlg.Destroy()
def DownloadLocation(self, event):
"""Download location online"""
from startup.locdownload import LocationDownloadDialog
loc_download = LocationDownloadDialog(parent=self, database=self.gisdbase)
loc_download.ShowModal()
location = loc_download.GetLocation()
if location:
# get the new location to the list
self.UpdateLocations(self.gisdbase)
# seems to be used in similar context
self.UpdateMapsets(os.path.join(self.gisdbase, location))
self.lblocations.SetSelection(
self.listOfLocations.index(location))
# wizard does this as well, not sure if needed
self.SetLocation(self.gisdbase, location, 'PERMANENT')
# seems to be used in similar context
self.OnSelectLocation(None)
loc_download.Destroy()
def UpdateLocations(self, dbase):
"""Update list of locations"""
try:
self.listOfLocations = GetListOfLocations(dbase)
except (UnicodeEncodeError, UnicodeDecodeError) as e:
GError(parent=self,
message=_("Unicode error detected. "
"Check your locale settings. Details: {0}").format(e),
showTraceback=False)
self.lblocations.Clear()
self.lblocations.InsertItems(self.listOfLocations, 0)
if len(self.listOfLocations) > 0:
self._hideMessage()
self.lblocations.SetSelection(0)
else:
self.lblocations.SetSelection(wx.NOT_FOUND)
self._showWarning(_("No GRASS Location found in '%s'."
" Create a new Location or choose different"
" GRASS database directory.")
% self.gisdbase)
return self.listOfLocations
def UpdateMapsets(self, location):
"""Update list of mapsets"""
self.FormerMapsetSelection = wx.NOT_FOUND # for non-selectable item
self.listOfMapsetsSelectable = list()
self.listOfMapsets = GetListOfMapsets(self.gisdbase, location)
self.lbmapsets.Clear()
# disable mapset with denied permission
locationName = os.path.basename(location)
ret = RunCommand('g.mapset',
read=True,
flags='l',
location=locationName,
gisdbase=self.gisdbase)
if ret:
for line in ret.splitlines():
self.listOfMapsetsSelectable += line.split(' ')
else:
self.SetLocation(self.gisdbase, locationName, "PERMANENT")
# first run only
self.listOfMapsetsSelectable = copy.copy(self.listOfMapsets)
disabled = []
idx = 0
for mapset in self.listOfMapsets:
if mapset not in self.listOfMapsetsSelectable or \
get_lockfile_if_present(self.gisdbase,
locationName, mapset):
disabled.append(idx)
idx += 1
self.lbmapsets.InsertItems(self.listOfMapsets, 0, disabled=disabled)
return self.listOfMapsets
def OnSelectLocation(self, event):
"""Location selected"""
if event:
self.lblocations.SetSelection(event.GetIndex())
if self.lblocations.GetSelection() != wx.NOT_FOUND:
self.UpdateMapsets(
os.path.join(
self.gisdbase,
self.listOfLocations[
self.lblocations.GetSelection()]))
else:
self.listOfMapsets = []
disabled = []
idx = 0
try:
locationName = self.listOfLocations[
self.lblocations.GetSelection()]
except IndexError:
locationName = ''
for mapset in self.listOfMapsets:
if mapset not in self.listOfMapsetsSelectable or \
get_lockfile_if_present(self.gisdbase,
locationName, mapset):
disabled.append(idx)
idx += 1
self.lbmapsets.Clear()
self.lbmapsets.InsertItems(self.listOfMapsets, 0, disabled=disabled)
if len(self.listOfMapsets) > 0:
self.lbmapsets.SetSelection(0)
if locationName:
# enable start button when location and mapset is selected
self.bstart.Enable()
self.bstart.SetFocus()
self.bmapset.Enable()
# replacing disabled choice, perhaps just mapset needed
self.rename_location_button.Enable()
self.delete_location_button.Enable()
self.rename_mapset_button.Enable()
self.delete_mapset_button.Enable()
else:
self.lbmapsets.SetSelection(wx.NOT_FOUND)
self.bstart.Enable(False)
self.bmapset.Enable(False)
# this all was originally a choice, perhaps just mapset needed
self.rename_location_button.Enable(False)
self.delete_location_button.Enable(False)
self.rename_mapset_button.Enable(False)
self.delete_mapset_button.Enable(False)
def OnSelectMapset(self, event):
"""Mapset selected"""
self.lbmapsets.SetSelection(event.GetIndex())
if event.GetText() not in self.listOfMapsetsSelectable:
self.lbmapsets.SetSelection(self.FormerMapsetSelection)
else:
self.FormerMapsetSelection = event.GetIndex()
event.Skip()
def OnSetDatabase(self, event):
"""Database set"""
gisdbase = self.tgisdbase.GetValue()
self._hideMessage()
if not os.path.exists(gisdbase):
self._showError(_("Path '%s' doesn't exist.") % gisdbase)
return
self.gisdbase = self.tgisdbase.GetValue()
self.UpdateLocations(self.gisdbase)
self.OnSelectLocation(None)
def OnBrowse(self, event):
"""'Browse' button clicked"""
if not event:
defaultPath = os.getenv('HOME')
else:
defaultPath = ""
dlg = wx.DirDialog(parent=self, message=_("Choose GIS Data Directory"),
defaultPath=defaultPath, style=wx.DD_DEFAULT_STYLE)
if dlg.ShowModal() == wx.ID_OK:
self.gisdbase = dlg.GetPath()
self.tgisdbase.SetValue(self.gisdbase)
self.OnSetDatabase(event)
dlg.Destroy()
def OnCreateMapset(self, event):
"""Create new mapset"""
dlg = NewMapsetDialog(
parent=self,
default=self._getDefaultMapsetName(),
validation_failed_handler=self._nameValidationFailed,
help_hanlder=self.OnHelp,
)
if dlg.ShowModal() == wx.ID_OK:
mapset = dlg.GetValue()
return self.CreateNewMapset(mapset=mapset)
else:
return False
def CreateNewMapset(self, mapset):
if mapset in self.listOfMapsets:
GMessage(parent=self,
message=_("Mapset <%s> already exists.") % mapset)
return False
if mapset.lower() == 'ogr':
dlg1 = wx.MessageDialog(
parent=self,
message=_(
"Mapset <%s> is reserved for direct "
"read access to OGR layers. Please consider to use "
"another name for your mapset.\n\n"
"Are you really sure that you want to create this mapset?") %
mapset,
caption=_("Reserved mapset name"),
style=wx.YES_NO | wx.NO_DEFAULT | wx.ICON_QUESTION)
ret = dlg1.ShowModal()
dlg1.Destroy()
if ret == wx.ID_NO:
dlg1.Destroy()
return False
try:
self.gisdbase = self.tgisdbase.GetValue()
location = self.listOfLocations[self.lblocations.GetSelection()]
create_mapset(self.gisdbase, location, mapset)
self.OnSelectLocation(None)
self.lbmapsets.SetSelection(self.listOfMapsets.index(mapset))
self.bstart.SetFocus()
return True
except Exception as e:
GError(parent=self,
message=_("Unable to create new mapset: %s") % e,
showTraceback=False)
return False
def OnStart(self, event):
"""'Start GRASS' button clicked"""
dbase = self.tgisdbase.GetValue()
location = self.listOfLocations[self.lblocations.GetSelection()]
mapset = self.listOfMapsets[self.lbmapsets.GetSelection()]