Collection Manager: Depth first renumber. Task: T69577

Add a depth first option to the Renumber QCD Slots operator.

object_collection_manager/__init__.py

@@ -22,7 +22,7 @@ bl_info = {
     "name": "Collection Manager",
     "description": "Manage collections and their objects",
     "author": "Ryan Inch",
-    "version": (2, 8, 0),
+    "version": (2, 9, 0),
     "blender": (2, 80, 0),
     "location": "View3D - Object Mode (Shortcut - M)",
     "warning": '',  # used for warning icon and text in addons panel

object_collection_manager/internals.py

@@ -210,7 +210,7 @@ class QCDSlots():
                 if self.length() > 20:
                     break
 
-    def renumerate(self, *, beginning=False):
+    def renumerate(self, *, depth_first=False, beginning=False):
         if beginning:
             self.clear_slots()
             self.overrides.clear()
@@ -242,7 +242,11 @@ class QCDSlots():
                         self.add_slot(f"{x+1}", layer_collection.name)
 
 
-            laycol_iter_list.extend(list(layer_collection.children))
+            if depth_first:
+                laycol_iter_list[0:0] = list(layer_collection.children)
+
+            else:
+                laycol_iter_list.extend(list(layer_collection.children))
 
             if self.length() > 20:
                 break

object_collection_manager/qcd_operators.py

@@ -287,7 +287,8 @@ class RenumerateQCDSlots(Operator):
     bl_label = "Renumber QCD Slots"
     bl_description = (
         "Renumber QCD slots.\n"
-        "  * LMB - Renumber starting from the slot designated 1.\n"
+        "  * LMB - Renumber (breadth first) starting from the slot designated 1.\n"
+        "  * Ctrl+LMB - Renumber (depth first) starting from the slot designated 1.\n"
         "  * Alt+LMB - Renumber from the beginning"
         )
     bl_idname = "view3d.renumerate_qcd_slots"
@@ -301,6 +302,9 @@ class RenumerateQCDSlots(Operator):
         if modifiers == {'alt'}:
             qcd_slots.renumerate(beginning=True)
 
+        elif modifiers == {'ctrl'}:
+            qcd_slots.renumerate(depth_first=True)
+
         else:
             qcd_slots.renumerate()