From 0fd4e9af50fa73c26252d2fe3921258c3029c19e Mon Sep 17 00:00:00 2001
From: H.G.Muller <hgm@hgm-xboard.(none)>
Date: Tue, 10 May 2016 19:42:09 +0200
Subject: [PATCH] Fix redrawing of pieces dragged off board (bug #47888)

The board was not redrawn after a piece was dragged off board,
leaving the piece 'invisibly' in its original position, and also
leaving the target squares marked.
---
 backend.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/backend.c b/backend.c
index 6b206ea..2a34146 100644
--- a/backend.c
+++ b/backend.c
@@ -7898,8 +7898,10 @@ LeftClick (ClickType clickType, int xPix, int yPix)
     }
 
     // off-board moves should not be highlighted
-    if(x < 0 || y < 0) ClearHighlights();
-    else ReportClick("put", x, y);
+    if(x < 0 || y < 0) {
+	ClearHighlights();
+	DrawPosition(FALSE, NULL);
+    } else ReportClick("put", x, y);
 
     if(gatingPiece != EmptySquare && gameInfo.variant == VariantSChess) promoChoice = ToLower(PieceToChar(gatingPiece));
  }
-- 
1.7.0.4