From 9e106dca816b6ad0e6ce1d6f163504fe0d8e3eee Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Sat, 23 Jan 2010 15:53:09 +0000
Subject: (svn r18896) -Fix [FS#3558]: pressing cancel for the query windows of
 the world generation window caused the default to be set instead of no
 changes to the value

---
 src/genworld_gui.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/genworld_gui.cpp b/src/genworld_gui.cpp
index c5432bcd1..0ceb5ac26 100644
--- a/src/genworld_gui.cpp
+++ b/src/genworld_gui.cpp
@@ -732,6 +732,9 @@ struct GenerateLandscapeWindow : public QueryStringBaseWindow {
 
 	virtual void OnQueryTextFinished(char *str)
 	{
+		/* Was 'cancel' pressed? */
+		if (str == NULL) return;
+
 		int32 value;
 		if (!StrEmpty(str)) {
 			value = atoi(str);
-- 
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