#2188 support displaying inherited materials

src/blenderbim/blenderbim/bim/module/material/data.py

@@ -78,9 +78,22 @@ class ObjectMaterialData:
     def load(cls):
         cls.data = {
             "materials": cls.materials(),
+            "type_material": cls.type_material(),
         }
         cls.is_loaded = True
 
     @classmethod
     def materials(cls):
         return sorted([(str(m.id()), m.Name or "Unnamed", "") for m in tool.Ifc.get().by_type("IfcMaterial")], key=lambda x: x[1])
+
+    @classmethod
+    def type_material(cls):
+        element = tool.Ifc.get_entity(bpy.context.active_object)
+        element_type = ifcopenshell.util.element.get_type(element)
+        if element_type != element:
+            material = ifcopenshell.util.element.get_material(element_type)
+            if material.is_a() in ("IfcMaterialLayerSetUsage", "IfcMaterialLayerSet"):
+                name_attr = "LayerSetName"
+            else:
+                name_attr = "Name"
+            return getattr(material, name_attr, "Unnamed")

src/blenderbim/blenderbim/bim/module/material/ui.py

@@ -141,6 +141,10 @@ class BIM_PT_object_material(Panel):
             row.operator("bim.add_material", icon="ADD", text="").obj = ""
             return
 
+        if ObjectMaterialData.data["type_material"]:
+            row = self.layout.row(align=True)
+            row.label(text="Inherited Material: " + ObjectMaterialData.data["type_material"], icon="FILE_PARENT")
+
         if self.product_data:
             if self.product_data["type"] == "IfcMaterialConstituentSet":
                 self.material_set_id = self.product_data["id"]

src/blenderbim/blenderbim/bim/module/pset/ui.py

@@ -147,7 +147,7 @@ class BIM_PT_object_psets(Panel):
             draw_psetqto_ui(context, pset["id"], pset, props, self.layout, "Object")
 
         if ObjectPsetsData.data["inherited_psets"]:
-            self.layout.label(text="Inherited Psets:")
+            self.layout.label(text="Inherited Psets:", icon="FILE_PARENT")
             for pset in ObjectPsetsData.data["inherited_psets"]:
                 draw_psetqto_ui(context, pset["id"], pset, props, self.layout, "Object")