Update the 'stored' selection on any change

Orange/widgets/visualize/owlinearprojection.py

@@ -947,6 +947,7 @@ def select_indices(self, indices, modifiers=Qt.NoModifier):
             self._selection_mask[indices] = True
 
         self._on_color_change()
+        self.selection_indices = numpy.flatnonzero(self._selection_mask).tolist()
         self.commit()
 
     def commit(self):
@@ -956,9 +957,7 @@ def commit(self):
             indices = numpy.flatnonzero(self._selection_mask)
             if len(indices) > 0:
                 subset = self.data[indices]
-            indices = indices.tolist()
 
-        self.selection_indices = indices
         self.Outputs.selected_data.send(subset)
         self.Outputs.annotated_data.send(create_annotated_table(self.data, indices))
 

Orange/widgets/visualize/owscatterplot.py

@@ -396,6 +396,19 @@ def update_graph(self, reset_view=True, **_):
         self.graph.update_data(self.attr_x, self.attr_y, reset_view)
 
     def selection_changed(self):
+
+        # Store current selection in a setting that is stored in workflow
+        if isinstance(self.data, SqlTable):
+            selection = None
+        elif self.data is not None:
+            selection = self.graph.get_selection()
+        else:
+            selection = None
+        if selection is not None and len(selection):
+            self.selection_group = list(zip(selection, self.graph.selection[selection]))
+        else:
+            self.selection_group = None
+
         self.commit()
 
     def send_data(self):
@@ -417,12 +430,6 @@ def _get_annotated():
         self.Outputs.annotated_data.send(_get_annotated())
         self.Outputs.selected_data.send(_get_selected())
 
-        # Store current selection in a setting that is stored in workflow
-        if len(selection):
-            self.selection_group = list(zip(selection, graph.selection[selection]))
-        else:
-            self.selection_group = None
-
     def send_features(self):
         features = [attr for attr in [self.attr_x, self.attr_y] if attr]
         self.Outputs.features.send(features or None)