From 0cbb45ec63d1c4471dd92998d6c1e9b2605bd0f5 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Sun, 7 May 2017 13:59:16 +0100
Subject: [PATCH] Close child query input window when clicking buttons in
 timetable GUI.

Fixes assertion failure if unrelated button is clicked between
opening and confirming query input window.
---
 src/timetable_gui.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/timetable_gui.cpp b/src/timetable_gui.cpp
index efd41f8474..bf4744f95f 100644
--- a/src/timetable_gui.cpp
+++ b/src/timetable_gui.cpp
@@ -530,7 +530,8 @@ struct TimetableWindow : Window {
 	{
 		const Vehicle *v = this->vehicle;
 
-        this->clicked_widget = widget;
+		this->clicked_widget = widget;
+		this->DeleteChildWindows(WC_QUERY_STRING);
 
 		switch (widget) {
 			case WID_VT_ORDER_VIEW: // Order view button