From 16b8912f06795a6e9990a5ac6e16973a39013fb8 Mon Sep 17 00:00:00 2001
From: darkvater <darkvater@openttd.org>
Date: Thu, 13 Jan 2005 16:50:20 +0000
Subject: (svn r1497) -Fix: [1101179] Crash if generating land while industry
 window is open. This also happened for towns and the land information window
 -Added DeleteWindowByClass() function that deletes all windows of a given
 class

---
 main_gui.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'main_gui.c')

diff --git a/main_gui.c b/main_gui.c
index 63937fe6a..023a645a3 100644
--- a/main_gui.c
+++ b/main_gui.c
@@ -1097,10 +1097,13 @@ static void AskResetLandscapeWndProc(Window *w, WindowEvent *e)
 			break;
 		case 4:
 			DeleteWindow(w);
-			if(mode) { // reset landscape
+			DeleteWindowByClass(WC_INDUSTRY_VIEW);
+			DeleteWindowByClass(WC_TOWN_VIEW);
+			DeleteWindowByClass(WC_LAND_INFO);			
+
+			if (mode) { // reset landscape
 				ResetLandscape();
-			}
-			else { // make random landscape
+			} else { // make random landscape
 				SndPlayFx(SND_15_BEEP);
 				_switch_mode = SM_GENRANDLAND;
 			}
-- 
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