[Bf-blender-cvs] [8f16181] master: Add comments on behavior of spacedata and regionbase lists
Julian Eisel
noreply at git.blender.org
Thu Jul 28 02:38:09 CEST 2016
Commit: 8f16181e9c491ccb1e94f092f5203fc759ee7c68
Author: Julian Eisel
Date: Thu Jul 28 02:36:12 2016 +0200
Branches: master
https://developer.blender.org/rB8f16181e9c491ccb1e94f092f5203fc759ee7c68
Add comments on behavior of spacedata and regionbase lists
===================================================================
M source/blender/makesdna/DNA_screen_types.h
===================================================================
diff --git a/source/blender/makesdna/DNA_screen_types.h b/source/blender/makesdna/DNA_screen_types.h
index fbeabb3..e208ef3 100644
--- a/source/blender/makesdna/DNA_screen_types.h
+++ b/source/blender/makesdna/DNA_screen_types.h
@@ -218,11 +218,18 @@ typedef struct ScrArea {
char temp, pad;
struct SpaceType *type; /* callbacks for this space type */
-
- ListBase spacedata; /* SpaceLink */
- ListBase regionbase; /* ARegion */
- ListBase handlers; /* wmEventHandler */
-
+
+ /* A list of space links (editors) that were open in this area before. When
+ * changing the editor type, we try to reuse old editor data from this list.
+ * The first item is the active/visible one.
+ */
+ ListBase spacedata; /* SpaceLink */
+ /* NOTE: This region list is the one from the active/visible editor (first item in
+ * spacedata list). Use SpaceLink.regionbase if it's inactive (but only then)!
+ */
+ ListBase regionbase; /* ARegion */
+ ListBase handlers; /* wmEventHandler */
+
ListBase actionzones; /* AZone */
} ScrArea;
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