From b4f53f2d827277617b93a6b1c751552b15a0a44d Mon Sep 17 00:00:00 2001
From: Mathieu Schroeter <mathieu@schroetersa.ch>
Date: Fri, 27 Jul 2018 21:30:54 +0200
Subject: [PATCH] Simulate a mouse move for restoring the mouse hover state

---
 src/button.cxx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/button.cxx b/src/button.cxx
index d31ca01..8f51580 100644
--- a/src/button.cxx
+++ b/src/button.cxx
@@ -275,7 +275,15 @@ CButton::TreatEvent (const SDL_Event & event)
     pos.x = event.button.x;
     pos.y = event.button.y;
     if (MouseUp (pos))
-      return false; // (*)
+    {
+      /* Simulate a mouse move in order to restore the mouse hover state.  */
+      SDL_Event ev = {0};
+      ev.type      = SDL_MOUSEMOTION;
+      ev.motion.x  = pos.x;
+      ev.motion.y  = pos.y;
+      SDL_PushEvent (&ev);
+      return false;
+    } // (*)
     break;
   }