X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.c;h=6bf57ac091d1a9e9d61e8fc2a5b38fdd534a803f;hb=2392a87503272e7ae1dcaa6aa8628955dc5493d1;hp=c4c5bf33ff062999577131a655f09cb230ddd80a;hpb=c7f63aacef9cbcd5b46d6d7693d95d9584786106;p=xboard.git

diff --git a/backend.c b/backend.c
index c4c5bf3..6bf57ac 100644
--- a/backend.c
+++ b/backend.c
@@ -7388,7 +7388,7 @@ LeftClick (ClickType clickType, int xPix, int yPix)
 	x = BOARD_WIDTH - 1 - x;
     }
 
-    if(appData.monoMouse && gameMode == EditPosition && clickType == Press && boards[currentMove][y][x] == EmptySquare) {
+    if(appData.monoMouse && gameMode == EditPosition && fromX < 0 && clickType == Press && boards[currentMove][y][x] == EmptySquare) {
 	static int dummy;
 	RightClick(clickType, xPix, yPix, &dummy, &dummy);
 	right = TRUE;
@@ -7495,7 +7495,7 @@ LeftClick (ClickType clickType, int xPix, int yPix)
 	    return;
 	}
     }
-
+printf("to click %d,%d\n",x,y);
     /* fromX != -1 */
     if (clickType == Press && gameMode != EditPosition) {
 	ChessSquare fromP;
@@ -7558,6 +7558,12 @@ LeftClick (ClickType clickType, int xPix, int yPix)
 	// ignore clicks on holdings
 	if(x < BOARD_LEFT || x >= BOARD_RGHT) return;
     }
+printf("A type=%d\n",clickType);
+
+    if(x == fromX && y == fromY && gameMode == EditPosition && SubtractTimeMarks(&lastClickTime, &prevClickTime) < 200) {
+	gatingPiece = boards[currentMove][fromY][fromX]; // prepare to copy rather than move
+	return;
+    }
 
     if (clickType == Release && x == fromX && y == fromY && killX < 0) {
 	DragPieceEnd(xPix, yPix); dragging = 0;
@@ -7591,7 +7597,7 @@ LeftClick (ClickType clickType, int xPix, int yPix)
     }
 
     clearFlag = 0;
-
+printf("B\n");
     if(gameMode != EditPosition && !appData.testLegality && !legal[y][x] &&
        fromX >= BOARD_LEFT && fromX < BOARD_RGHT && (x != killX || y != killY) && !sweepSelecting) {
 	if(dragging) DragPieceEnd(xPix, yPix), dragging = 0;
@@ -7599,7 +7605,7 @@ LeftClick (ClickType clickType, int xPix, int yPix)
 	DrawPosition(TRUE, NULL);
 	return; // ignore to-click
     }
-
+printf("(%d,%d)-(%d,%d) %d %d\n",fromX,fromY,toX,toY,x,y);
     /* we now have a different from- and (possibly off-board) to-square */
     /* Completed move */
     if(!sweepSelecting) {