You can now specify a name when adding materials

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

@@ -118,10 +118,18 @@ class AddMaterial(bpy.types.Operator, tool.Ifc.Operator):
     bl_label = "Add Material"
     bl_options = {"REGISTER", "UNDO"}
     obj: bpy.props.StringProperty()
+    name: bpy.props.StringProperty(default="Default")
+
+    def invoke(self, context, event):
+        return context.window_manager.invoke_props_dialog(self)
+
+    def draw(self, context):
+        row = self.layout
+        row.prop(self, "name", text="Name")
 
     def _execute(self, context):
         obj = bpy.data.materials.get(self.obj) if self.obj else None
-        core.add_material(tool.Ifc, tool.Material, tool.Style, obj=obj)
+        core.add_material(tool.Ifc, tool.Material, tool.Style, obj=obj, name=self.name)
         material_prop_purge()
 
 

src/blenderbim/blenderbim/core/material.py

@@ -21,9 +21,9 @@ def unlink_material(ifc, obj=None):
     ifc.unlink(obj=obj)
 
 
-def add_material(ifc, material, style, obj=None):
+def add_material(ifc, material, style, obj=None, name=None):
     if not obj:
-        obj = material.add_default_material_object()
+        obj = material.add_default_material_object(name)
     ifc_material = ifc.run("material.add_material", name=material.get_name(obj))
     ifc.link(ifc_material, obj)
     ifc_style = style.get_style(obj)

src/blenderbim/blenderbim/core/tool.py

@@ -446,7 +446,7 @@ class Loader:
 
 @interface
 class Material:
-    def add_default_material_object(cls): pass
+    def add_default_material_object(cls, name): pass
     def add_material_to_set(cls, material_set, material): pass
     def delete_object(cls, obj): pass
     def disable_editing_material(cls): pass

src/blenderbim/blenderbim/tool/material.py

@@ -27,8 +27,8 @@ import ifcopenshell.util.element
 
 class Material(blenderbim.core.tool.Material):
     @classmethod
-    def add_default_material_object(cls):
-        return bpy.data.materials.new("Default")
+    def add_default_material_object(cls, name):
+        return bpy.data.materials.new(name or "Default")
 
     @classmethod
     def delete_object(cls, obj):

src/blenderbim/test/core/test_material.py

@@ -28,13 +28,13 @@ class TestUnlinkMaterial:
 
 class TestAddMaterial:
     def test_add_a_default_material(self, ifc, material, style):
-        material.add_default_material_object().should_be_called().will_return("obj")
+        material.add_default_material_object("name").should_be_called().will_return("obj")
         material.get_name("obj").should_be_called().will_return("name")
         ifc.run("material.add_material", name="name").should_be_called().will_return("material")
         ifc.link("material", "obj").should_be_called()
         style.get_style("obj").should_be_called().will_return(None)
         material.is_editing_materials().should_be_called().will_return(False)
-        assert subject.add_material(ifc, material, style) == "material"
+        assert subject.add_material(ifc, material, style, name="name") == "material"
 
     def test_add_a_material_to_a_blender_material_object(self, ifc, material, style):
         material.get_name("obj").should_be_called().will_return("name")

src/blenderbim/test/tool/test_material.py

@@ -31,10 +31,15 @@ class TestImplementsTool(NewFile):
 
 class TestAddDefaultMaterialObject(NewFile):
     def test_run(self):
-        material = subject.add_default_material_object()
+        material = subject.add_default_material_object(None)
         assert isinstance(material, bpy.types.Material)
         assert material.name == "Default"
 
+    def test_specify_a_name(self):
+        material = subject.add_default_material_object("Material")
+        assert isinstance(material, bpy.types.Material)
+        assert material.name == "Material"
+
 
 class TestDeleteObject(NewFile):
     def test_run(self):