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[processing] Give progress reports/allow cancelation in in-place mode

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This commit is contained in:
Nyall Dawson 2018-10-02 14:32:57 +10:00
parent 66f2272be0
commit c8bf6db363
1 changed files with 6 additions and 1 deletions
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7
python/plugins/processing/gui/AlgorithmExecutor.py
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@ -124,7 +124,12 @@ def execute_in_place_run(alg, active_layer, parameters, context=None, feedback=N
raise QgsProcessingException(tr("Selected algorithm and parameter configuration are not compatible with in-place modifications."))
field_idxs = range(len(active_layer.fields()))
feature_iterator = active_layer.getFeatures(QgsFeatureRequest(active_layer.selectedFeatureIds())) if parameters['INPUT'].selectedFeaturesOnly else active_layer.getFeatures()
for f in feature_iterator:
step = 100 / len(active_layer.selectedFeatureIds()) if active_layer.selectedFeatureIds() else 1
for current, f in enumerate(feature_iterator):
feedback.setProgress(current * step)
if feedback.isCanceled():
break
# need a deep copy, because python processFeature implementations may return
# a shallow copy from processFeature
input_feature = QgsFeature(f)