Suppress redraw during sizing

diff --git a/dialogs.c b/dialogs.c
index 61085f7..8bf5c76 100644 (file)
--- a/dialogs.c
+++ b/dialogs.c
@@ -2047,7 +2047,7 @@ MenuCallback (int n)
 static Option *
 Exp (int n, int x, int y)
 {
-    static int but1, but3;
+    static int but1, but3, oldSquareSize;
     int menuNr = -3;
 
     if(n == 0) { // motion
@@ -2068,7 +2068,9 @@ Exp (int n, int x, int y)
        case -2: shiftKey = !shiftKey;
        case -3: menuNr = RightClick(Release, x, y, &pmFromX, &pmFromY), but3 = 0; break;
        case 10:
+           if(squareSize != oldSquareSize) return NULL; // don't redraw while sizing
            DrawPosition(True, NULL);
+           oldSquareSize = squareSize;
        default:
            return NULL;
     }