-
-
Notifications
You must be signed in to change notification settings - Fork 3k
/
wrappers.py
855 lines (730 loc) · 31.4 KB
/
wrappers.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
# -*- coding: utf-8 -*-
"""
***************************************************************************
wrappers.py
---------------------
Date : May 2016
Copyright : (C) 2016 by Arnaud Morvan, Victor Olaya
Email : arnaud dot morvan at camptocamp dot com
volayaf at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
from builtins import str
from builtins import range
__author__ = 'Arnaud Morvan'
__date__ = 'May 2016'
__copyright__ = '(C) 2016, Arnaud Morvan'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import locale
import os
from functools import cmp_to_key
from qgis.core import QgsCoordinateReferenceSystem, QgsVectorLayer
from qgis.PyQt.QtWidgets import QCheckBox, QComboBox, QLineEdit, QPlainTextEdit
from qgis.PyQt.QtCore import pyqtSignal, QObject, QVariant
from processing.gui.NumberInputPanel import NumberInputPanel
from processing.gui.InputLayerSelectorPanel import InputLayerSelectorPanel
from processing.modeler.MultilineTextPanel import MultilineTextPanel
from processing.gui.CrsSelectionPanel import CrsSelectionPanel
from processing.gui.PointSelectionPanel import PointSelectionPanel
from processing.core.parameters import (ParameterBoolean, ParameterPoint, ParameterFile,
ParameterRaster, ParameterVector, ParameterNumber, ParameterString, ParameterTable,
ParameterTableField, ParameterExtent, ParameterFixedTable, ParameterCrs, _resolveLayers)
from processing.core.ProcessingConfig import ProcessingConfig
from processing.gui.FileSelectionPanel import FileSelectionPanel
from processing.core.outputs import (OutputFile, OutputRaster, OutputVector, OutputNumber,
OutputString, OutputTable, OutputExtent)
from processing.tools import dataobjects
from processing.gui.MultipleInputPanel import MultipleInputPanel
from processing.gui.BatchInputSelectionPanel import BatchInputSelectionPanel
from processing.gui.FixedTablePanel import FixedTablePanel
from processing.gui.ExtentSelectionPanel import ExtentSelectionPanel
from processing.gui.StringInputPanel import StringInputPanel
from processing.gui.GeometryPredicateSelectionPanel import GeometryPredicateSelectionPanel
DIALOG_STANDARD = 'standard'
DIALOG_BATCH = 'batch'
DIALOG_MODELER = 'modeler'
class InvalidParameterValue(Exception):
pass
dialogTypes = {"AlgorithmDialog": DIALOG_STANDARD,
"ModelerParametersDialog": DIALOG_MODELER,
"BatchAlgorithmDialog": DIALOG_BATCH}
def getExtendedLayerName(layer):
authid = layer.crs().authid()
if ProcessingConfig.getSetting(ProcessingConfig.SHOW_CRS_DEF) and authid is not None:
return u'{} [{}]'.format(layer.name(), authid)
else:
return layer.name()
class WidgetWrapper(QObject):
widgetValueHasChanged = pyqtSignal(object)
def __init__(self, param, dialog, row=0, col=0):
QObject.__init__(self)
self.param = param
self.dialog = dialog
self.row = row
self.col = col
self.dialogType = dialogTypes.get(dialog.__class__.__name__, DIALOG_STANDARD)
self.widget = self.createWidget()
if param.default is not None:
self.setValue(param.default)
def comboValue(self, validator=None):
idx = self.widget.findText(self.widget.currentText())
if idx < 0:
v = self.widget.currentText().strip()
if validator is not None and not validator(v):
raise InvalidParameterValue()
return v
return self.widget.itemData(self.widget.currentIndex())
def createWidget(self):
pass
def setValue(self, value):
pass
def setComboValue(self, value):
if isinstance(value, list):
value = value[0]
values = [self.widget.itemData(i) for i in range(self.widget.count())]
try:
idx = values.index(value)
self.widget.setCurrentIndex(idx)
return
except ValueError:
pass
if self.widget.isEditable():
if value is not None:
self.widget.setEditText(str(value))
else:
self.widget.setCurrentIndex(0)
def value(self):
pass
def postInitialize(self, wrappers):
pass
def refresh(self):
pass
class BasicWidgetWrapper(WidgetWrapper):
def createWidget(self):
return QLineEdit()
def setValue(self, value):
self.widget.setText(value)
def value(self):
return self.widget.text()
class BooleanWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
return QCheckBox()
elif self.dialogType == DIALOG_BATCH:
widget = QComboBox()
widget.addItem(self.tr('Yes'))
widget.addItem(self.tr('No'))
if self.param.default:
widget.setCurrentIndex(0)
else:
widget.setCurrentIndex(1)
return widget
else:
widget = QComboBox()
widget.addItem('Yes', True)
widget.addItem('No', False)
bools = self.dialog.getAvailableValuesOfType(ParameterBoolean, None)
for b in bools:
widget.addItem(self.dialog.resolveValueDescription(b), b)
if self.param.default:
widget.setCurrentIndex(0)
else:
widget.setCurrentIndex(1)
return widget
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
self.widget.setChecked(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType == DIALOG_STANDARD:
return self.widget.isChecked()
elif self.dialogType == DIALOG_BATCH:
return self.widget.currentIndex == 0
else:
return self.comboValue()
class CrsWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType == DIALOG_MODELER:
widget = QComboBox()
widget.setEditable(True)
crss = self.dialog.getAvailableValuesOfType(ParameterCrs)
for crs in crss:
widget.addItem(self.dialog.resolveValueDescription(crs), crs)
raster = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
vector = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
for r in raster:
widget.addItem("Crs of layer " + self.dialog.resolveValueDescription(r), r)
for v in vector:
widget.addItem("Crs of layer " + self.dialog.resolveValueDescription(v), v)
if not self.param.default:
widget.setEditText(self.param.default)
return widget
else:
return CrsSelectionPanel()
def setValue(self, value):
if self.dialogType == DIALOG_MODELER:
self.setComboValue(value)
else:
if isinstance(value, str): # authId
self.widget.crs = value
else:
self.widget.crs = QgsCoordinateReferenceSystem(value).authid()
self.widget.updateText()
def value(self):
if self.dialogType == DIALOG_MODELER:
return self.comboValue()
else:
return self.widget.getValue()
class ExtentWidgetWrapper(WidgetWrapper):
USE_MIN_COVERING_EXTENT = "[Use min covering extent]"
def createWidget(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return ExtentSelectionPanel(self.dialog, self.param)
else:
widget = QComboBox()
widget.setEditable(True)
extents = self.dialog.getAvailableValuesOfType(ParameterExtent, OutputExtent)
if self.param.optional:
widget.addItem(self.USE_MIN_COVERING_EXTENT, None)
raster = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
vector = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
for ex in extents:
widget.addItem(self.dialog.resolveValueDescription(ex), ex)
for r in raster:
widget.addItem("Extent of " + self.dialog.resolveValueDescription(r), r)
for v in vector:
widget.addItem("Extent of " + self.dialog.resolveValueDescription(v), v)
if not self.param.default:
widget.setEditText(self.param.default)
return widget
def setValue(self, value):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
self.widget.setExtentFromString(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return self.widget.getValue()
else:
idx = self.widget.findText(self.widget.currentText())
if idx < 0:
s = str(self.widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 4:
raise InvalidParameterValue()
for token in tokens:
float(token)
except:
raise InvalidParameterValue()
elif self.param.optional:
s = None
else:
raise InvalidParameterValue()
return s
else:
return self.widget.itemData(self.widget.currentIndex())
class PointWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return PointSelectionPanel(self.dialog, self.param.default)
else:
item = QComboBox()
item.setEditable(True)
points = self.dialog.getAvailableValuesOfType(ParameterPoint)
for p in points:
item.addItem(self.dialog.resolveValueDescription(p), p)
item.setEditText(str(self.param.default))
return item
def setValue(self, value):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
self.widget.setPointFromString(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return self.widget.getValue()
else:
idx = self.widget.findText(self.widget.currentText())
if idx < 0:
s = str(self.widget.currentText()).strip()
if s:
try:
tokens = s.split(',')
if len(tokens) != 2:
raise InvalidParameterValue()
for token in tokens:
float(token)
except:
raise InvalidParameterValue()
elif self.param.optional:
s = None
else:
raise InvalidParameterValue()
return s
else:
return self.widget.itemData(self.widget.currentIndex())
class FileWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return FileSelectionPanel(self.param.isFolder, self.param.ext)
else:
widget = QComboBox()
widget.setEditable(True)
files = self.dialog.getAvailableValuesOfType(ParameterFile, OutputFile)
for f in files:
widget.addItem(self.dialog.resolveValueDescription(f), f)
return widget
def setValue(self, value):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
self.widget.setText(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return self.widget.getValue()
else:
return self.comboValue()
class FixedTableWidgetWrapper(WidgetWrapper):
def createWidget(self):
return FixedTablePanel(self.param)
def setValue(self, value):
pass
def value(self):
if self.dialogType == DIALOG_MODELER:
table = self.widget.table
if not bool(table) and not self.param.optional:
raise InvalidParameterValue()
return ParameterFixedTable.tableToString(table)
else:
return self.widget.table
class MultipleInputWidgetWrapper(WidgetWrapper):
def _getOptions(self):
if self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
elif self.param.datatype == dataobjects.TYPE_VECTOR_POINT:
options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
[dataobjects.TYPE_VECTOR_POINT, dataobjects.TYPE_VECTOR_ANY])
elif self.param.datatype == dataobjects.TYPE_VECTOR_LINE:
options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
[dataobjects.TYPE_VECTOR_LINE, dataobjects.TYPE_VECTOR_ANY])
elif self.param.datatype == dataobjects.TYPE_VECTOR_POLYGON:
options = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector,
[dataobjects.TYPE_VECTOR_POLYGON, dataobjects.TYPE_VECTOR_ANY])
elif self.param.datatype == dataobjects.TYPE_RASTER:
options = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
else:
options = self.dialog.getAvailableValuesOfType(ParameterFile, OutputFile)
options = sorted(options, key=lambda opt: self.dialog.resolveValueDescription(opt))
return options
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
if self.param.datatype == dataobjects.TYPE_FILE:
return MultipleInputPanel(datatype=dataobjects.TYPE_FILE)
else:
if self.param.datatype == dataobjects.TYPE_RASTER:
options = dataobjects.getRasterLayers(sorting=False)
elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers(sorting=False)
else:
options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
opts = [getExtendedLayerName(opt) for opt in options]
return MultipleInputPanel(opts)
elif self.dialogType == DIALOG_BATCH:
widget = BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
widget.valueChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
return widget
else:
options = [self.dialog.resolveValueDescription(opt) for opt in self._getOptions()]
return MultipleInputPanel(options)
def refresh(self):
if self.param.datatype != dataobjects.TYPE_FILE:
if self.param.datatype == dataobjects.TYPE_RASTER:
options = dataobjects.getRasterLayers(sorting=False)
elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers(sorting=False)
else:
options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
opts = [self.getExtendedLayerName(opt) for opt in options]
self.widget.updateForOptions(opts)
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
pass # TODO
elif self.dialogType == DIALOG_BATCH:
return self.widget.setText(value)
else:
options = self._getOptions()
selected = []
for i, opt in enumerate(options):
if opt in value:
selected.append(i)
self.widget.setSelectedItems(selected)
def value(self):
if self.dialogType == DIALOG_STANDARD:
if self.param.datatype == dataobjects.TYPE_FILE:
return self.param.setValue(self.widget.selectedoptions)
else:
if self.param.datatype == dataobjects.TYPE_RASTER:
options = dataobjects.getRasterLayers(sorting=False)
elif self.param.datatype == dataobjects.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers(sorting=False)
else:
options = dataobjects.getVectorLayers([self.param.datatype], sorting=False)
return [options[i] for i in self.widget.selectedoptions]
elif self.dialogType == DIALOG_BATCH:
return self.widget.getText()
else:
options = self._getOptions()
values = [options[i] for i in self.widget.selectedoptions]
if len(values) == 0 and not self.param.optional:
raise InvalidParameterValue()
return values
class NumberWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
return NumberInputPanel(self.param, None)
else:
return NumberInputPanel(self.param, self.dialog)
def setValue(self, value):
self.widget.setValue(value)
def value(self):
return self.widget.getValue()
class RasterWidgetWrapper(WidgetWrapper):
NOT_SELECTED = '[Not selected]'
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
layers = dataobjects.getRasterLayers()
items = []
if self.param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((getExtendedLayerName(layer), layer))
return InputLayerSelectorPanel(items, self.param)
elif self.dialogType == DIALOG_BATCH:
return BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
else:
widget = QComboBox()
widget.setEditable(True)
files = self.dialog.getAvailableValuesOfType(ParameterRaster, OutputRaster)
for f in files:
widget.addItem(self.dialog.resolveValueDescription(f), f)
if self.param.optional:
widget.setEditText("")
return widget
def refresh(self):
items = []
layers = dataobjects.getRasterLayers()
if self.param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((getExtendedLayerName(layer), layer))
self.widget.update(items)
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
pass # TODO
elif self.dialogType == DIALOG_BATCH:
self.widget.setText(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType == DIALOG_STANDARD:
return self.widget.getValue()
elif self.dialogType == DIALOG_BATCH:
return self.widget.getText()
else:
def validator(v):
if not bool(v):
return self.param.optional
else:
return os.path.exists(v)
return self.comboValue(validator)
class SelectionWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.param.multiple:
return MultipleInputPanel(options=self.param.options)
else:
widget = QComboBox()
widget.addItems(self.param.options)
if self.param.default:
widget.setCurrentIndex(self.param.default)
return widget
def setValue(self, value):
if self.param.multiple:
self.widget.setSelectedItems(value)
else:
self.widget.setCurrentIndex(int(value))
def value(self):
if self.param.multiple:
return self.widget.selectedoptions
else:
return self.widget.currentIndex()
class VectorWidgetWrapper(WidgetWrapper):
NOT_SELECTED = '[Not selected]'
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
layers = dataobjects.getVectorLayers(self.param.datatype)
items = []
if self.param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((getExtendedLayerName(layer), layer))
widget = InputLayerSelectorPanel(items, self.param)
widget.name = self.param.name
widget.valueChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
return widget
elif self.dialogType == DIALOG_BATCH:
widget = BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
widget.valueChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
return widget
else:
widget = QComboBox()
layers = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
widget.setEditable(True)
for layer in layers:
widget.addItem(self.dialog.resolveValueDescription(layer), layer)
if self.param.optional:
widget.setEditText("")
return widget
def _populate(self, widget):
items = []
layers = dataobjects.getVectorLayers(self.param.datatype)
layers.sort(key=lambda lay: lay.name())
if self.param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((getExtendedLayerName(layer), layer))
self.widget.update(items)
def refresh(self):
self._populate(self.widget)
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
pass # TODO
elif self.dialogType == DIALOG_BATCH:
self.widget.setValue(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType == DIALOG_STANDARD:
try:
return self.widget.itemData(self.widget.currentIndex())
except:
return self.widget.getValue()
elif self.dialogType == DIALOG_BATCH:
return self.widget.value()
else:
def validator(v):
if not bool(v):
return self.param.optional
else:
return os.path.exists(v)
return self.comboValue(validator)
class StringWidgetWrapper(WidgetWrapper):
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
if self.param.multiline:
widget = QPlainTextEdit()
if self.param.default:
widget.setPlainText(self.param.default)
else:
widget = StringInputPanel(self.param)
if self.param.default:
widget.setValue(self.param.default)
elif self.dialogType == DIALOG_BATCH:
widget = QLineEdit()
if self.param.default:
widget.setText(self.param.default)
else:
# strings, numbers, files and table fields are all allowed input types
strings = self.dialog.getAvailableValuesOfType([ParameterString, ParameterNumber, ParameterFile,
ParameterTableField], OutputString)
options = [(self.dialog.resolveValueDescription(s), s) for s in strings]
if self.param.multiline:
widget = MultilineTextPanel(options)
widget.setText(self.param.default or "")
else:
widget = QComboBox()
widget.setEditable(True)
for desc, val in options:
widget.addItem(desc, val)
widget.setEditText(self.param.default or "")
return widget
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
pass # TODO
elif self.dialogType == DIALOG_BATCH:
self.widget.setText(value)
else:
if self.param.multiline:
self.widget.setValue(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType in DIALOG_STANDARD:
if self.param.multiline:
text = self.widget.toPlainText()
else:
text = self.widget.getValue()
return text
if self.dialogType == DIALOG_BATCH:
return self.widget.text()
else:
if self.param.multiline:
value = self.widget.getValue()
option = self.widget.getOption()
if option == MultilineTextPanel.USE_TEXT:
if value == '':
if self.param.optional:
return None
else:
raise InvalidParameterValue()
else:
return value
else:
return value
else:
def validator(v):
return bool(v) or self.param.optional
return self.comboValue(validator)
class TableWidgetWrapper(WidgetWrapper):
NOT_SELECTED = '[Not selected]'
def createWidget(self):
if self.dialogType == DIALOG_STANDARD:
widget = QComboBox()
layers = dataobjects.getTables()
layers.sort(key=lambda lay: lay.name())
if self.param.optional:
widget.addItem(self.NOT_SELECTED, None)
for layer in layers:
widget.addItem(layer.name(), layer)
widget.currentIndexChanged.connect(lambda: self.widgetValueHasChanged.emit(self))
widget.name = self.param.name
return widget
elif self.dialogType == DIALOG_BATCH:
return BatchInputSelectionPanel(self.param, self.row, self.col, self.dialog)
else:
widget = QComboBox()
tables = self.dialog.getAvailableValuesOfType(ParameterTable, OutputTable)
layers = self.dialog.getAvailableValuesOfType(ParameterVector, OutputVector)
if self.param.optional:
widget.addItem(self.NOT_SELECTED, None)
for table in tables:
widget.addItem(self.dialog.resolveValueDescription(table), table)
for layer in layers:
widget.addItem(self.dialog.resolveValueDescription(layer), layer)
return widget
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
pass # TODO
elif self.dialogType == DIALOG_BATCH:
return self.widget.setText(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType == DIALOG_STANDARD:
try:
return self.widget.itemData(self.widget.currentIndex())
except:
return self.widget.getValue()
elif self.dialogType == DIALOG_BATCH:
return self.widget.value()
else:
def validator(v):
return bool(v) or self.param.optional
return self.comboValue(validator)
class TableFieldWidgetWrapper(WidgetWrapper):
NOT_SET = '[Not set]'
def createWidget(self):
self._layer = None
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
if self.param.multiple:
return MultipleInputPanel(options=[])
else:
widget = QComboBox()
return widget
else:
widget = QComboBox()
widget.setEditable(True)
fields = self.dialog.getAvailableValuesOfType(ParameterTableField, None)
if self.param.optional:
widget.addItem(self.NOT_SET, None)
for f in fields:
widget.addItem(self.dialog.resolveValueDescription(f), f)
return widget
def postInitialize(self, wrappers):
for wrapper in wrappers:
if wrapper.param.name == self.param.parent:
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
self.setLayer(wrapper.value())
wrapper.widgetValueHasChanged.connect(self.parentValueChanged)
break
def parentValueChanged(self, wrapper):
self.setLayer(wrapper.value())
def setLayer(self, layer):
if isinstance(layer, str):
layer = dataobjects.getObjectFromUri(_resolveLayers(layer))
self._layer = layer
self.refreshItems()
def refreshItems(self):
if self.param.multiple:
self.widget.updateForOptions(self.getFields())
else:
self.widget.clear()
if self.param.optional:
self.widget.addItem(self.tr(self.NOT_SET))
self.widget.addItems(self.getFields())
def getFields(self):
if self._layer is None:
return []
fieldTypes = []
if self.param.datatype == ParameterTableField.DATA_TYPE_STRING:
fieldTypes = [QVariant.String]
elif self.param.datatype == ParameterTableField.DATA_TYPE_NUMBER:
fieldTypes = [QVariant.Int, QVariant.Double, QVariant.LongLong,
QVariant.UInt, QVariant.ULongLong]
fieldNames = set()
for field in self._layer.fields():
if not fieldTypes or field.type() in fieldTypes:
fieldNames.add(str(field.name()))
return sorted(list(fieldNames), key=cmp_to_key(locale.strcoll))
def setValue(self, value):
if self.dialogType == DIALOG_STANDARD:
if self.param.multiple:
options = self.widget.options
selected = []
for i, opt in enumerate(options):
if opt in value:
selected.append(i)
self.widget.setSelectedItems(selected)
else:
self.setComboValue(value)
else:
self.setComboValue(value)
def value(self):
if self.dialogType in (DIALOG_STANDARD, DIALOG_BATCH):
if self.param.multiple:
return [self.widget.options[i] for i in self.widget.selectedoptions]
else:
if self.param.optional and self.widget.currentIndex() == 0:
return None
return self.widget.currentText()
else:
def validator(v):
return bool(v) or self.param.optional
return self.comboValue(validator)
def GeometryPredicateWidgetWrapper(WidgetWrapper):
def createWidget(self):
return GeometryPredicateSelectionPanel()
def setValue(self, value):
self.widget.setValue(value)
def value(self):
return self.widget.value()