Fix #4549. Drawing decorators are now refreshed like the rest of the UI after operations.

src/blenderbim/blenderbim/bim/handler.py

@@ -192,6 +192,8 @@ def refresh_ui_data():
     if isinstance(tool.Ifc.get(), ifcopenshell.sqlite):
         tool.Ifc.get().clear_cache()
 
+    bpy.context.scene.DocProperties.should_draw_decorations = bpy.context.scene.DocProperties.should_draw_decorations
+
 
 @persistent
 def loadIfcStore(scene):

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

@@ -127,7 +127,7 @@ def register():
     bpy.types.Object.BIMAssignedProductProperties = bpy.props.PointerProperty(type=prop.BIMAssignedProductProperties)
     bpy.types.Object.BIMTextProperties = bpy.props.PointerProperty(type=prop.BIMTextProperties)
     bpy.types.TextCurve.BIMTextProperties = bpy.props.PointerProperty(type=prop.BIMTextProperties)
-    bpy.app.handlers.load_post.append(handler.toggleDecorationsOnLoad)
+    bpy.app.handlers.load_post.append(handler.load_post)
     bpy.app.handlers.depsgraph_update_pre.append(handler.depsgraph_update_pre_handler)
     bpy.types.VIEW3D_MT_image_add.append(ui.add_object_button)
 
@@ -141,6 +141,6 @@ def unregister():
     del bpy.types.Object.BIMAssignedProductProperties
     del bpy.types.Object.BIMTextProperties
     del bpy.types.TextCurve.BIMTextProperties
-    bpy.app.handlers.load_post.remove(handler.toggleDecorationsOnLoad)
+    bpy.app.handlers.load_post.remove(handler.load_post)
     bpy.app.handlers.depsgraph_update_pre.remove(handler.depsgraph_update_pre_handler)
     bpy.types.VIEW3D_MT_image_add.remove(ui.add_object_button)

src/blenderbim/blenderbim/bim/module/drawing/handler.py

@@ -23,7 +23,7 @@ from bpy.app.handlers import persistent
 
 
 @persistent
-def toggleDecorationsOnLoad(*args):
+def load_post(*args):
     if bpy.context.scene.DocProperties.should_draw_decorations:
         decoration.DecorationsHandler.install(bpy.context)
     else:

src/blenderbim/blenderbim/bim/module/drawing/prop.py

@@ -231,9 +231,8 @@ def update_titleblocks(self, context):
     SheetsData.data["titleblocks"] = SheetsData.titleblocks()
 
 
-def toggleDecorations(self, context):
+def update_should_draw_decorations(self, context):
-    toggle = self.should_draw_decorations
+    if self.should_draw_decorations:
-    if toggle:
         # TODO: design a proper text variable templating renderer
         collection = context.scene.camera.BIMObjectProperties.collection
         for obj in collection.objects:
@@ -345,7 +344,7 @@ class DocProperties(PropertyGroup):
     active_sheet_index: IntProperty(name="Active Sheet Index")
     ifc_files: CollectionProperty(name="IFCs", type=StrProperty)
     drawing_styles: CollectionProperty(name="Drawing Styles", type=DrawingStyle)
-    should_draw_decorations: BoolProperty(name="Should Draw Decorations", update=toggleDecorations)
+    should_draw_decorations: BoolProperty(name="Should Draw Decorations", update=update_should_draw_decorations)
     sheets_dir: StringProperty(default=os.path.join("sheets") + os.path.sep, name="Default Sheets Directory")
     layouts_dir: StringProperty(default=os.path.join("layouts") + os.path.sep, name="Default Layouts Directory")
     titleblocks_dir: StringProperty(