From: Holger Schemel <info@artsoft.org>
Date: Mon, 20 Apr 2020 21:23:55 +0000 (+0200)
Subject: fixed bug with invisible, but active overlay touch buttons
X-Git-Tag: 4.2.0.0~47
X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=commitdiff_plain;h=1651b494b33800344452c3e88fa54412063393ab

fixed bug with invisible, but active overlay touch buttons

This fixes a nasty bug with handling (invisible) overlay touch buttons
on devices without touch screen.
---

diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index b30082a2..cbe1cabc 100644
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -1479,6 +1479,10 @@ static void MapGadgetExt(struct GadgetInfo *gi, boolean redraw)
   if (gi == NULL || gi->deactivated || gi->mapped)
     return;
 
+  // do not map overlay touch buttons if touch screen is not used
+  if (gi->overlay_touch_button && !runtime.uses_touch_device)
+    return;
+
   gi->mapped = TRUE;
 
   if (redraw)