From: Thomas Dinges <blender@dingto.org>
Date: Sun, 22 Aug 2010 17:51:58 +0000 (+0000)
Subject: Fix for [#22741] Material preview doesn't update when "undo" is used to revert a... 
X-Git-Tag: v2.54~272
X-Git-Url: https://git.blender.org/gitweb/gitweb.cgi/blender.git/commitdiff_plain/8a320974f1b3e6004db3b3ad64f97742f878cbee

Fix for [#22741] Material preview doesn't update when "undo" is used to revert a setting.
* Buttons window listens to NC_WINDOW now.
---

diff --git a/source/blender/editors/space_buttons/space_buttons.c b/source/blender/editors/space_buttons/space_buttons.c
index c890a3f3273..9d34b827ff9 100644
--- a/source/blender/editors/space_buttons/space_buttons.c
+++ b/source/blender/editors/space_buttons/space_buttons.c
@@ -350,6 +350,10 @@ static void buttons_area_listener(ScrArea *sa, wmNotifier *wmn)
 						ED_area_tag_redraw(sa);
 					break;
 			}
+		/* Listener for preview render, when doing an global undo. */
+		case NC_WINDOW:
+			ED_area_tag_redraw(sa);
+			sbuts->preview= 1;
 	}
 
 	if(wmn->data == ND_KEYS)