From c47029a710d522c4157e277d9cef8f72aca0ba6b Mon Sep 17 00:00:00 2001
From: Ton Roosendaal <ton@blender.org>
Date: Fri, 29 Oct 2004 18:47:58 +0000
Subject: [PATCH] Menus like 'edge' or 'game engine framing' could get flipped
 whilst the alignment of buttons was still active, resulting in garbish.

---
 source/blender/src/interface.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/blender/src/interface.c b/source/blender/src/interface.c
index 0477f45be27..910398bb67b 100644
--- a/source/blender/src/interface.c
+++ b/source/blender/src/interface.c
@@ -4593,6 +4593,7 @@ void uiBlockSetDirection(uiBlock *block, int direction)
 	block->direction= direction;
 }
 
+/* this call escapes if there's alignment flags */
 void uiBlockFlipOrder(uiBlock *block)
 {
 	ListBase lb;
@@ -4600,6 +4601,7 @@ void uiBlockFlipOrder(uiBlock *block)
 	float centy, miny=10000, maxy= -10000;
 
 	for(but= block->buttons.first; but; but= but->next) {
+		if(but->flag & UI_BUT_ALIGN) return;
 		if(but->y1 < miny) miny= but->y1;
 		if(but->y2 > maxy) maxy= but->y2;
 	}