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python utility property library.users_id: returns a tuple of all ID datablocks which use this library.

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Campbell Barton 2010-06-09 09:48:41 +00:00
parent c023cd20fc
commit 0ef2431220
1 changed files with 18 additions and 0 deletions
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18
release/scripts/modules/bpy_types.py
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@ -38,6 +38,24 @@ class Context(StructRNA):
return new_context
class Library(bpy_types.ID):
__slots__ = ()
@property
def users_id(self):
"""ID datablocks which use this library"""
import bpy
# See: readblenentry.c, IDTYPE_FLAGS_ISLINKABLE, we could make this an attribute in rna.
attr_links = "actions", "armatures", "brushes", "cameras", \
"curves", "gpencil", "groups", "images", \
"lamps", "lattices", "materials", "metaballs", \
"meshes", "node_groups", "objects", "scenes", \
"sounds", "textures", "texts", "fonts", "worlds"
return tuple(id_block for attr in attr_links for id_block in getattr(bpy.data, attr) if id_block.library == self)
class Texture(bpy_types.ID):
__slots__ = ()