Add ALT+Click unhide to select_similar

ALT+Click now unhides hidden objects (viewport and local
hide) before selecting, matching the same behavior added
to select_ifc_class.

Generated with the assistance of an AI coding tool.

src/bonsai/bonsai/bim/module/search/operator.py

@@ -1456,10 +1456,11 @@ class SelectSimilar(Operator):
     )
     calculated_sum: bpy.props.FloatProperty(name="Calculated Sum", default=0.0)
     remove_from_selection: bpy.props.BoolProperty(default=False, options={"SKIP_SAVE"})
+    should_unhide: bpy.props.BoolProperty(default=False, options={"SKIP_SAVE"})
 
     @classmethod
     def description(cls, context, properties):
-        base = "Select objects with a similar value\n\n" "SHIFT+CLICK remove from selection set."
+        base = "Select objects with a similar value\n\nSHIFT+CLICK remove from selection set.\nALT+CLICK also unhide hidden objects (viewport and local hide)."
 
         key = getattr(properties, "key", None)
         active = context.active_object
@@ -1486,6 +1487,7 @@ class SelectSimilar(Operator):
     def invoke(self, context, event):
         self.calculate_sum = event.ctrl and event.type == "LEFTMOUSE"
         self.remove_from_selection = event.shift and event.type == "LEFTMOUSE"
+        self.should_unhide = event.alt
         return self.execute(context)
 
     def execute(self, context):
@@ -1543,11 +1545,15 @@ class SelectSimilar(Operator):
 
     def _select_objects(self, context, key, reference_values, tolerance):
         count = 0
-        for obj in context.visible_objects:
+        objects = context.scene.objects if self.should_unhide else context.visible_objects
+        for obj in objects:
             obj_value = self._get_value(obj, key)
             if obj_value is None:
                 continue
             if any(self._compare_values(obj_value, ref_value, tolerance) for ref_value in reference_values):
+                if self.should_unhide:
+                    obj.hide_viewport = False
+                    obj.hide_set(False)
                 obj.select_set(not self.remove_from_selection)
                 count += 1
         return count