From 5f348ccb3349e63c3dccfd10e82973588da2be7a Mon Sep 17 00:00:00 2001
From: Přemysl Janouch <p.janouch@gmail.com>
Date: Sun, 2 Oct 2016 05:12:13 +0200
Subject: Ignore mouse clicks in deaf parts of the header

---
 nncmpp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nncmpp.c b/nncmpp.c
index b0eeda3..f384e3c 100644
--- a/nncmpp.c
+++ b/nncmpp.c
@@ -1235,7 +1235,8 @@ app_process_left_mouse_click (int line, int column)
 	{
 		struct tab *tab = g_ctx.active_tab;
 		int row_index = line - g_ctx.top_height;
-		if (row_index >= (int) tab->item_count - tab->item_top)
+		if (row_index < 0
+		 || row_index >= (int) tab->item_count - tab->item_top)
 			return;
 
 		tab->item_selected = row_index + tab->item_top;
-- 
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