Update mesh type dropdown when to reflect the selected object

plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml

@@ -67,9 +67,32 @@ Item {
                             type:  "cutting_mesh",
                             text: catalog.i18nc("@label", "Modify extruder or settings for overlap with other models")
                         });
+
+                        meshTypeSelection.updateCurrentIndex();
+                    }
+                }
+
+                function updateCurrentIndex()
+                {
+                    var mesh_type = UM.ActiveTool.properties.getValue("MeshType");
+                    for(var index=0; index < meshTypeSelection.model.count; index++)
+                    {
+                        if(meshTypeSelection.model.get(index).type == mesh_type)
+                        {
+                            meshTypeSelection.currentIndex = index;
+                            return;
+                        }
                     }
+                    meshTypeSelection.currentIndex = 0;
                 }
             }
+
+            Connections
+            {
+                target: UM.Selection
+                onSelectionChanged: meshTypeSelection.updateCurrentIndex()
+            }
+
         }
 
         Column

plugins/PerObjectSettingsTool/PerObjectSettingsTool.py

@@ -19,7 +19,7 @@ class PerObjectSettingsTool(Tool):
         super().__init__()
         self._model = None
 
-        self.setExposedProperties("SelectedObjectId", "ContainerID", "SelectedActiveExtruder")
+        self.setExposedProperties("SelectedObjectId", "ContainerID", "SelectedActiveExtruder", "MeshType")
 
         self._advanced_mode = False
         self._multi_extrusion = False
@@ -91,6 +91,19 @@ class PerObjectSettingsTool(Tool):
                     new_instance.resetState()  # Ensure that the state is not seen as a user state.
                     settings.addInstance(new_instance)
 
+    def getMeshType(self):
+        selected_object = Selection.getSelectedObject(0)
+        stack = selected_object.callDecoration("getStack") #Don't try to get the active extruder since it may be None anyway.
+        if not stack:
+            return ""
+
+        settings = stack.getTop()
+        for property_key in ["infill_mesh", "cutting_mesh", "support_mesh", "anti_overhang_mesh"]:
+            if settings.getInstance(property_key) and settings.getProperty(property_key, "value"):
+                return property_key
+
+        return ""
+
     def _onPreferenceChanged(self, preference):
         if preference == "cura/active_mode":
             self._advanced_mode = Preferences.getInstance().getValue(preference) == 1