Collection Manager: Select cumulative objects. Task: T69577

Add operator to select all objects that are present in more than one collection.
The operator can be accessed from the specials menu in the CM popup.

4 files changed, 31 insertions, 1 deletions

diff --git a/object_collection_manager/__init__.py b/object_collection_manager/__init__.py
index ff8f8b60..fab811cd 100644
--- a/object_collection_manager/__init__.py
+++ b/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, 21, 4),
+    "version": (2, 22, 2),
     "blender": (2, 80, 0),
     "location": "View3D - Object Mode (Shortcut - M)",
     "warning": '',  # used for warning icon and text in addons panel
diff --git a/object_collection_manager/cm_init.py b/object_collection_manager/cm_init.py
index 61ff75e7..94301753 100644
--- a/object_collection_manager/cm_init.py
+++ b/object_collection_manager/cm_init.py
@@ -99,6 +99,7 @@ classes = (
     operators.CMRemoveCollectionOperator,
     operators.CMRemoveEmptyCollectionsOperator,
     operators.CMSelectCollectionObjectsOperator,
+    operators.SelectAllCumulativeObjectsOperator,
     operators.CMSetCollectionOperator,
     operators.CMPhantomModeOperator,
     operators.CMApplyPhantomModeOperator,
diff --git a/object_collection_manager/operators.py b/object_collection_manager/operators.py
index cfa4146c..afcfb266 100644
--- a/object_collection_manager/operators.py
+++ b/object_collection_manager/operators.py
@@ -265,6 +265,31 @@ class CMSelectCollectionObjectsOperator(Operator):
         return {'FINISHED'}
 
 
+class SelectAllCumulativeObjectsOperator(Operator):
+    '''Select all objects that are present in more than one collection'''
+    bl_label = "Select All Cumulative Objects"
+    bl_idname = "view3d.select_all_cumulative_objects"
+
+    def execute(self, context):
+        selected_cumulative_objects = 0
+        total_cumulative_objects = 0
+
+        bpy.ops.object.select_all(action='DESELECT')
+
+        for obj in bpy.data.objects:
+            if len(obj.users_collection) > 1:
+                if obj.visible_get():
+                    obj.select_set(True)
+                    if obj.select_get() == True: # needed because obj.select_set can fail silently
+                        selected_cumulative_objects +=1
+
+                total_cumulative_objects += 1
+
+        self.report({'INFO'}, f"{selected_cumulative_objects}/{total_cumulative_objects} Cumulative Objects Selected")
+
+        return {'FINISHED'}
+
+
 class CMSetCollectionOperator(Operator):
     bl_label = "Set Object Collection"
     bl_description = (
diff --git a/object_collection_manager/ui.py b/object_collection_manager/ui.py
index 82f5f6e2..68da7323 100644
--- a/object_collection_manager/ui.py
+++ b/object_collection_manager/ui.py
@@ -1006,6 +1006,10 @@ class SpecialsMenu(Menu):
                                text="Purge All Collections Without Objects")
         prop.without_objects = True
 
+        layout.separator()
+
+        layout.operator("view3d.select_all_cumulative_objects")
+
 
 class EnableAllQCDSlotsMenu(Menu):
     bl_label = "Global QCD Slot Actions"