Implement auto and manual refresh of the Brick model navigator

src/blenderbim/blenderbim/bim/module/brick/__init__.py

@@ -28,6 +28,7 @@ classes = (
     operator.ConvertIfcToBrick,
     operator.LoadBrickProject,
     operator.NewBrickFile,
+    operator.RefreshBrickViewer,
     operator.RewindBrickClass,
     operator.ViewBrickClass,
     operator.ViewBrickItem,

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

@@ -163,3 +163,12 @@ class NewBrickFile(bpy.types.Operator, Operator):
 
     def _execute(self, context):
         core.new_brick_file(tool.Brick)
+
+
+class RefreshBrickViewer(bpy.types.Operator, Operator):
+    bl_idname = "bim.refresh_brick_viewer"
+    bl_label = "Refresh Brick Viewer"
+    bl_options = {"REGISTER", "UNDO"}
+
+    def _execute(self, context):
+        core.refresh_brick_viewer(tool.Brick)

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

@@ -44,6 +44,7 @@ class BIM_PT_brickschema(Panel):
         if len(self.props.brick_breadcrumbs):
             row.operator("bim.rewind_brick_class", text="", icon="FRAME_PREV")
         row.label(text=self.props.active_brick_class)
+        row.operator("bim.refresh_brick_viewer", text="", icon="FILE_REFRESH")
         row.operator("bim.close_brick_project", text="", icon="CANCEL")
 
         row = self.layout.row(align=True)

src/blenderbim/blenderbim/core/brick.py

@@ -73,12 +73,14 @@ def add_brick(ifc, brick, obj=None, namespace=None, brick_class=None, library=No
     brick_uri = brick.add_brick(product, namespace, brick_class)
     if library:
         brick.run_assign_brick_reference(obj=obj, library=library, brick_uri=brick_uri)
+    brick.run_refresh_brick_viewer()
 
 
 def add_brick_feed(ifc, brick, source=None, destination=None):
     source_element = ifc.get_entity(source)
     destination_element = ifc.get_entity(destination)
     brick.add_feed(brick.get_brick(source_element), brick.get_brick(destination_element))
+    brick.run_refresh_brick_viewer()
 
 
 def convert_ifc_to_brick(brick, namespace=None, library=None):
@@ -86,8 +88,18 @@ def convert_ifc_to_brick(brick, namespace=None, library=None):
         brick_class = brick.get_brick_class(element)
         if not brick_class:
             continue
-        brick.run_add_brick(obj=obj, namespace=namespace, brick_class=brick_class, library=library)
+        brick_uri = brick.add_brick(element, namespace, brick_class)
+        if library:
+            brick.run_assign_brick_reference(obj=obj, library=library, brick_uri=brick_uri)
+    brick.run_refresh_brick_viewer()
 
 
 def new_brick_file(brick):
     brick.new_brick_file()
+    brick.import_brick_classes("Class")
+    brick.set_active_brick_class("Class")
+
+
+def refresh_brick_viewer(brick):
+    brick.run_view_brick_class(brick_class=brick.get_active_brick_class())
+    brick.pop_brick_breadcrumb()

src/blenderbim/blenderbim/core/tool.py

@@ -51,6 +51,7 @@ class Brick:
     def clear_brick_browser(cls): pass
     def clear_project(cls): pass
     def export_brick_attributes(cls, brick_uri): pass
+    def get_active_brick_class(cls): pass
     def get_brick(cls, element): pass
     def get_brick_class(cls, element): pass
     def get_brick_path(cls): pass
@@ -65,8 +66,9 @@ class Brick:
     def load_brick_file(cls, filepath): pass
     def new_brick_file(cls): pass
     def pop_brick_breadcrumb(cls): pass
-    def run_add_brick(cls, obj=None, namespace=None, brick_class=None, library=None): pass
     def run_assign_brick_reference(cls, obj=None, library=None, brick_uri=None): pass
+    def run_refresh_brick_viewer(cls): pass
+    def run_view_brick_class(cls, brick_class=None): pass
     def select_browser_item(cls, item): pass
     def set_active_brick_class(cls, brick_class): pass
 

src/blenderbim/blenderbim/tool/brick.py

@@ -103,6 +103,10 @@ class Brick(blenderbim.core.tool.Brick):
         else:
             return {"Identification": brick_uri, "Name": brick_uri.split("#")[-1]}
 
+    @classmethod
+    def get_active_brick_class(cls):
+        return bpy.context.scene.BIMBrickProperties.active_brick_class
+
     @classmethod
     def get_brick(cls, element):
         for rel in element.HasAssociations:
@@ -122,7 +126,9 @@ class Brick(blenderbim.core.tool.Brick):
 
     @classmethod
     def get_brick_path_name(cls):
-        return os.path.basename(BrickStore.path)
+        if BrickStore.path:
+            return os.path.basename(BrickStore.path)
+        return "Unnamed"
 
     @classmethod
     def get_brickifc_project(cls):
@@ -266,18 +272,20 @@ class Brick(blenderbim.core.tool.Brick):
         bpy.context.scene.BIMBrickProperties.brick_breadcrumbs.remove(last_index)
         return name
 
-    @classmethod
-    def run_add_brick(cls, obj=None, namespace=None, brick_class=None, library=None):
-        return blenderbim.core.brick.add_brick(
-            tool.Ifc, tool.Brick, obj=obj, namespace=namespace, brick_class=brick_class, library=library
-        )
-
     @classmethod
     def run_assign_brick_reference(cls, obj=None, library=None, brick_uri=None):
         return blenderbim.core.brick.assign_brick_reference(
             tool.Ifc, tool.Brick, obj=obj, library=library, brick_uri=brick_uri
         )
 
+    @classmethod
+    def run_refresh_brick_viewer(cls):
+        return blenderbim.core.brick.refresh_brick_viewer(tool.Brick)
+
+    @classmethod
+    def run_view_brick_class(cls, brick_class=None):
+        return blenderbim.core.brick.view_brick_class(tool.Brick, brick_class=brick_class)
+
     @classmethod
     def select_browser_item(cls, item):
         name = item.split("#")[-1]

src/blenderbim/test/bim/feature/brick.feature

@@ -109,3 +109,14 @@ Scenario: Convert IFC to brick
     And I press "bim.assign_class"
     When I press "bim.convert_ifc_to_brick"
     Then nothing happens
+
+Scenario: New brick file
+    Given an empty Blender session
+    When I press "bim.new_brick_file"
+    Then nothing happens
+
+Scenario: Refresh brick viewer
+    Given an empty Blender session
+    And I press "bim.new_brick_file"
+    When I press "bim.refresh_brick_viewer"
+    Then nothing happens

src/blenderbim/test/core/test_brick.py

@@ -119,12 +119,14 @@ class TestAddBrick:
     def test_adding_a_brick(self, ifc, brick):
         ifc.get_entity("obj").should_be_called().will_return("product")
         brick.add_brick("product", "namespace", "brick_class").should_be_called().will_return("brick_uri")
+        brick.run_refresh_brick_viewer().should_be_called()
         subject.add_brick(ifc, brick, obj="obj", namespace="namespace", brick_class="brick_class", library=None)
 
     def test_adding_a_brick_an_auto_assigning_it_to_the_ifc_element(self, ifc, brick):
         ifc.get_entity("obj").should_be_called().will_return("product")
         brick.add_brick("product", "namespace", "brick_class").should_be_called().will_return("brick_uri")
         brick.run_assign_brick_reference(obj="obj", library="library", brick_uri="brick_uri").should_be_called()
+        brick.run_refresh_brick_viewer().should_be_called()
         subject.add_brick(ifc, brick, obj="obj", namespace="namespace", brick_class="brick_class", library="library")
 
 
@@ -135,6 +137,7 @@ class TestAddBrickFeed:
         brick.get_brick("source_element").should_be_called().will_return("source_brick")
         brick.get_brick("destination_element").should_be_called().will_return("destination_brick")
         brick.add_feed("source_brick", "destination_brick").should_be_called()
+        brick.run_refresh_brick_viewer().should_be_called()
         subject.add_brick_feed(ifc, brick, source="source", destination="destination")
 
 
@@ -142,18 +145,29 @@ class TestConvertIfcToBrick:
     def test_run(self, brick):
         brick.get_convertable_brick_objects_and_elements().should_be_called().will_return([("obj", "element")])
         brick.get_brick_class("element").should_be_called().will_return("brick_class")
-        brick.run_add_brick(
-            obj="obj", namespace="namespace", brick_class="brick_class", library="library"
-        ).should_be_called()
+        brick.add_brick("element", "namespace", "brick_class").should_be_called().will_return("brick_uri")
+        brick.run_assign_brick_reference(obj="obj", library="library", brick_uri="brick_uri").should_be_called()
+        brick.run_refresh_brick_viewer().should_be_called()
         subject.convert_ifc_to_brick(brick, namespace="namespace", library="library")
 
     def test_not_converting_an_element_where_we_cannot_find_the_corresponding_brick_class(self, brick):
         brick.get_convertable_brick_objects_and_elements().should_be_called().will_return([("obj", "element")])
         brick.get_brick_class("element").should_be_called().will_return(None)
+        brick.run_refresh_brick_viewer().should_be_called()
         subject.convert_ifc_to_brick(brick, namespace="namespace", library="library")
 
 
 class TestNewBrickFile:
     def test_run(self, brick):
         brick.new_brick_file().should_be_called()
+        brick.import_brick_classes("Class").should_be_called()
+        brick.set_active_brick_class("Class").should_be_called()
         subject.new_brick_file(brick)
+
+
+class TestRefreshBrickViewer:
+    def test_run(self, brick):
+        brick.get_active_brick_class().should_be_called().will_return("class")
+        brick.run_view_brick_class(brick_class="class").should_be_called()
+        brick.pop_brick_breadcrumb().should_be_called()
+        subject.refresh_brick_viewer(brick)

src/blenderbim/test/tool/test_brick.py

@@ -169,6 +169,12 @@ class TestExportBrickAttributes(NewFile):
         }
 
 
+class TestGetActiveBrickClass(NewFile):
+    def test_run(self):
+        subject.set_active_brick_class("brick_class")
+        assert subject.get_active_brick_class() == "brick_class"
+
+
 class TestGetBrick(NewFile):
     def test_run(self):
         ifc = ifcopenshell.file()
@@ -326,12 +332,17 @@ class TestPopBrickBreadcrumb(NewFile):
         assert bpy.context.scene.BIMBrickProperties.brick_breadcrumbs[0].name == "foo"
 
 
-class TestRunAddBrick(NewFile):
+class TestRunAssignBrickReference(NewFile):
     def test_nothing(self):
         pass
 
 
-class TestRunAssignBrickReference(NewFile):
+class TestRunRefreshBrickViewer(NewFile):
+    def test_nothing(self):
+        pass
+
+
+class TestViewBrickClass(NewFile):
     def test_nothing(self):
         pass