From 91c407bd3795f4904c1ac3a2feac56a8a88af34f Mon Sep 17 00:00:00 2001
From: peter1138 <peter1138@openttd.org>
Date: Wed, 11 Apr 2007 20:14:11 +0000
Subject: [PATCH] (svn r9597) -Codechange: Exclude sign transparency when
 toggling all options on/off

---
 src/main_gui.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/main_gui.cpp b/src/main_gui.cpp
index a2af5eb229..e23e8bddd9 100644
--- a/src/main_gui.cpp
+++ b/src/main_gui.cpp
@@ -2350,12 +2350,13 @@ static void MainWindowWndProc(Window *w, WindowEvent *e)
 				break;
 
 			case 'X': {
+				/* Toggle all transparency options except for signs */
 				static byte trans_opt = ~0;
-				if (_transparent_opt == 0) {
-					_transparent_opt = trans_opt;
+				if (GB(_transparent_opt, 1, 7) == 0) {
+					SB(_transparent_opt, 1, 7, GB(trans_opt, 1, 7));
 				} else {
 					trans_opt = _transparent_opt;
-					_transparent_opt = 0;
+					SB(_transparent_opt, 1, 7, 0);
 				}
 				MarkWholeScreenDirty();
 				break;