[Backport release-3_28] Don't emit layerModified for every atomic change made during a bulk operation to the vector layer edit buffer #50924
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operation to the vector layer edit buffer Eg Instead of emitting layerModified for every individual feature in a call to QgsVectorLayer::addFeatures, we defer the signal and emit it only once after adding all the features. This avoids a lot of expensive, unnecessary work which is triggered by the signal
Co-authored-by: Julien Cabieces <julien.cabieces@oslandia.com>
troopa81
approved these changes
Nov 18, 2022
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Backport #50899
Authored by: @nyalldawson