Fix outliner crashes when dragging elements in some cases.

Avoid rebuilding outliner tree in more cases, also helps performance.

1 files changed, 10 insertions, 1 deletions

diff --git a/source/blender/editors/screen/area.c b/source/blender/editors/screen/area.c
index b2245886991..1688e45d98c 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -225,7 +225,7 @@ void ED_area_azones_update(ScrArea *sa, const int mouse_xy[2])
 
 	if (changed) {
 		sa->flag &= ~AREA_FLAG_ACTIONZONES_UPDATE;
-		ED_area_tag_redraw(sa);
+		ED_area_tag_redraw_no_rebuild(sa);
 	}
 }
 
@@ -607,6 +607,15 @@ void ED_area_tag_redraw(ScrArea *sa)
 			ED_region_tag_redraw(ar);
 }
 
+void ED_area_tag_redraw_no_rebuild(ScrArea *sa)
+{
+	ARegion *ar;
+
+	if (sa)
+		for (ar = sa->regionbase.first; ar; ar = ar->next)
+			ED_region_tag_redraw_no_rebuild(ar);
+}
+
 void ED_area_tag_redraw_regiontype(ScrArea *sa, int regiontype)
 {
 	ARegion *ar;