fix linked ifc selectability toggle

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

@@ -1008,24 +1008,24 @@ class ToggleLinkSelectability(bpy.types.Operator):
     bl_label = "Toggle Link Selectability"
     bl_options = {"REGISTER", "UNDO"}
     bl_description = "Toggle selectability"
-    link: bpy.props.StringProperty()
+    link: bpy.props.StringProperty(name="Linked IFC Filepath")
 
     def execute(self, context):
         props = context.scene.BIMProjectProperties
         link = props.links.get(self.link)
-        self.filepath = self.link
+        if not os.path.isabs(self.link):
-        if not os.path.isabs(self.filepath):
+            self.link = os.path.abspath(os.path.join(bpy.path.abspath("//"), self.link))
-            self.filepath = os.path.abspath(os.path.join(bpy.path.abspath("//"), self.filepath)).replace("\\", "/")
+        self.library_filepath = Path(self.link).with_suffix(".ifc.cache.blend")
         for collection in self.get_linked_collections():
             collection.hide_select = not collection.hide_select
             link.is_selectable = not collection.hide_select
         return {"FINISHED"}
 
-    def get_linked_collections(self):
+    def get_linked_collections(self) -> list[bpy.types.Collection]:
         return [
             c
             for c in bpy.data.collections
-            if "IfcProject" in c.name and c.library and c.library.filepath.replace("\\", "/") == self.filepath
+            if "IfcProject" in c.name and c.library and Path(c.library.filepath) == self.library_filepath
         ]
 
 

src/blenderbim/test/bim/feature/project.feature

@@ -329,6 +329,16 @@ Scenario: Toggle link visibility - wireframe mode
     Then "scene.BIMProjectProperties.links['{cwd}/test/files/basic.ifc'].is_wireframe" is "False"
     And the object "Chunk" should display as "TEXTURED"
 
+Scenario: Toggle link selectability
+    Given an empty IFC project
+    And I press "bim.link_ifc(filepath='{cwd}/test/files/basic.ifc')"
+    When I press "bim.toggle_link_selectability(link='{cwd}/test/files/basic.ifc')"
+    Then "scene.BIMProjectProperties.links['{cwd}/test/files/basic.ifc'].is_selectable" is "False"
+    And the collection "IfcProject/basic.ifc" is unselectable
+    When I press "bim.toggle_link_selectability(link='{cwd}/test/files/basic.ifc')"
+    Then "scene.BIMProjectProperties.links['{cwd}/test/files/basic.ifc'].is_selectable" is "True"
+    And the collection "IfcProject/basic.ifc" is selectable
+
 Scenario: Toggle link visibility - visible mode
     Given an empty IFC project
     And I press "bim.link_ifc(filepath='{cwd}/test/files/basic.ifc')"

src/blenderbim/test/bim/test_feature.py

@@ -397,6 +397,18 @@ def the_collection_name_exists(name) -> bpy.types.Collection:
     return obj
 
 
+@then(parsers.parse('the collection "{name}" is selectable'))
+def the_collection_name_is_selectable(name: str) -> None:
+    col = the_collection_name_exists(name)
+    assert col.hide_select == False
+
+
+@then(parsers.parse('the collection "{name}" is unselectable'))
+def the_collection_name_is_unselectable(name: str) -> None:
+    col = the_collection_name_exists(name)
+    assert col.hide_select == True
+
+
 @then(parsers.parse('the collection "{name}" exists in viewlayer'))
 def the_collection_exists_in_viewlayer(name: str) -> bpy.types.LayerCollection:
     col = the_collection_name_exists(name)