Fix T59445: top bar hides everything when there isn't enough space.

Left and right aligned regions get hidden when there is not enough space,
and the main center region was empty. Now remove the left region and put
its contents in the center region, so that it always remains.

1 files changed, 2 insertions, 6 deletions

diff --git a/source/blender/editors/space_topbar/space_topbar.c b/source/blender/editors/space_topbar/space_topbar.c
index e31f29cec8c..61a6517a83e 100644
--- a/source/blender/editors/space_topbar/space_topbar.c
+++ b/source/blender/editors/space_topbar/space_topbar.c
@@ -72,15 +72,11 @@ static SpaceLink *topbar_new(const ScrArea *UNUSED(area), const Scene *UNUSED(sc
 	ar->alignment = RGN_ALIGN_RIGHT | RGN_SPLIT_PREV;
 
 	/* main regions */
-	ar = MEM_callocN(sizeof(ARegion), "left aligned main region for topbar");
-	BLI_addtail(&stopbar->regionbase, ar);
-	ar->regiontype = RGN_TYPE_WINDOW;
-	ar->alignment = RGN_ALIGN_LEFT;
 	ar = MEM_callocN(sizeof(ARegion), "right aligned main region for topbar");
 	BLI_addtail(&stopbar->regionbase, ar);
 	ar->regiontype = RGN_TYPE_WINDOW;
 	ar->alignment = RGN_ALIGN_RIGHT;
-	ar = MEM_callocN(sizeof(ARegion), "center main region for topbar");
+	ar = MEM_callocN(sizeof(ARegion), "main region of topbar");
 	BLI_addtail(&stopbar->regionbase, ar);
 	ar->regiontype = RGN_TYPE_WINDOW;
 
@@ -117,7 +113,7 @@ static void topbar_main_region_init(wmWindowManager *wm, ARegion *region)
 	wmKeyMap *keymap;
 
 	/* force delayed UI_view2d_region_reinit call */
-	if (ELEM(region->alignment, RGN_ALIGN_LEFT, RGN_ALIGN_RIGHT)) {
+	if (ELEM(region->alignment, RGN_ALIGN_RIGHT)) {
 		region->flag |= RGN_FLAG_DYNAMIC_SIZE;
 	}
 	UI_view2d_region_reinit(&region->v2d, V2D_COMMONVIEW_HEADER, region->winx, region->winy);