Merge pull request #30375 from qgis/backport-30344-to-release-3_8

[Backport release-3_8] update number of classes in the graduated renderer (fix #29796)
qgis · Jun 25, 2019 · d5a661e · d5a661e
2 parents 4104f44 + 3b6e672
commit d5a661e
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/gui/symbology/qgsgraduatedsymbolrendererwidget.cpp b/src/gui/symbology/qgsgraduatedsymbolrendererwidget.cpp
@@ -818,6 +818,11 @@ void QgsGraduatedSymbolRendererWidget::refreshRanges( bool reset )
     return;
 
   mModel->updateSymbology( reset );
+
+  disconnectUpdateHandlers();
+  spinGraduatedClasses->setValue( mRenderer->ranges().count() );
+  connectUpdateHandlers();
+
   emit widgetChanged();
 }