[Bf-blender-cvs] [849e77b1f95] master: Fix T51318: Non-update of preview when switching from world to lamp panel.

[Bastien Montagne]

Commit: 849e77b1f957b25ac9223a3dc510e234f4467fd1
Author: Bastien Montagne
Date:   Mon May 22 17:11:55 2017 +0200
Branches: master
https://developer.blender.org/rB849e77b1f957b25ac9223a3dc510e234f4467fd1

Fix T51318: Non-update of preview when switching from world to lamp panel.

Lamp preview panel is in DATA buttons context...

===================================================================

M	source/blender/makesrna/intern/rna_space.c

===================================================================

diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index c71af054c02..f2e856bf1ba 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -1130,7 +1130,8 @@ static EnumPropertyItem *rna_SpaceProperties_context_itemf(bContext *UNUSED(C),
 static void rna_SpaceProperties_context_update(Main *UNUSED(bmain), Scene *UNUSED(scene), PointerRNA *ptr)
 {
 	SpaceButs *sbuts = (SpaceButs *)(ptr->data);
-	if (ELEM(sbuts->mainb, BCONTEXT_WORLD, BCONTEXT_MATERIAL, BCONTEXT_TEXTURE)) {
+	/* XXX BCONTEXT_DATA is ugly, but required for lamps... See T51318. */
+	if (ELEM(sbuts->mainb, BCONTEXT_WORLD, BCONTEXT_MATERIAL, BCONTEXT_TEXTURE, BCONTEXT_DATA)) {
 		sbuts->preview = 1;
 	}
 }