Layers dropdown to follow visible Data layer

glue-viz · Aug 10, 2021 · e1975f8 · e1975f8
1 parent 296f0f2
commit e1975f8
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/glue_jupyter/widgets/layer_options.py b/glue_jupyter/widgets/layer_options.py
@@ -69,6 +69,13 @@ def _update_layers_from_glue_state(*args):
             self.layers = [layer_to_dict(layer_artist, i) for i, layer_artist in
                            enumerate(self.viewer.layers)]
 
+            # Auto-select top visible Data layer
+            idx = [i for i, layer_artist in enumerate(self.viewer.layers)
+                   if layer_artist.state.visible and
+                   not isinstance(layer_artist.state.layer, Subset)]
+            if len(idx) > 0:
+                self.selected = idx[-1]
+
         self.viewer.state.add_callback('layers', _update_layers_from_glue_state)
         _update_layers_from_glue_state()