Suppress lift command on deselecting piece

[xboard.git] / backend.c

diff --git a/backend.c b/backend.c
index d8b85a1..3730e07 100644 (file)
--- a/backend.c
+++ b/backend.c
@@ -7556,7 +7556,7 @@ printf("to click %d,%d\n",x,y);
                else gatingPiece = doubleClick ? fromP : EmptySquare;
                fromX = x;
                fromY = y; dragging = 1;
-               ReportClick("lift", x, y);
+               if(!second) ReportClick("lift", x, y);
                MarkTargetSquares(0);
                DragPieceBegin(xPix, yPix, FALSE);
                if(appData.sweepSelect && CanPromote(piece = boards[currentMove][y][x], y)) {
@@ -7732,7 +7732,7 @@ printf("(%d,%d)-(%d,%d) %d %d\n",fromX,fromY,toX,toY,x,y);
 
     if(legal[toY][toX] == 2) promoChoice = ToLower(PieceToChar(defaultPromoChoice)); // highlight-induced promotion
 
-    if (legal[toY][toX] == 2 || HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice, appData.sweepSelect)) {
+    if (legal[toY][toX] == 2 && !appData.sweepSelect || HasPromotionChoice(fromX, fromY, toX, toY, &promoChoice, appData.sweepSelect)) {
        SetHighlights(fromX, fromY, toX, toY);
         MarkTargetSquares(1);
        if(gameInfo.variant == VariantSuper || gameInfo.variant == VariantGreat || gameInfo.variant == VariantGrand) {