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[micropolis] / src / tk / tkscale.c

diff --git a/src/tk/tkscale.c b/src/tk/tkscale.c
index 9b6e4b2eb9df337b9b0ebbf64aebb329a3609b8d..7ea2b22722649c4dab0f9e408e9175a3fa01734a 100644 (file)
--- a/src/tk/tkscale.c
+++ b/src/tk/tkscale.c
@@ -1317,7 +1317,7 @@ ScaleMouseProc(clientData, eventPtr)
                eventPtr->xmotion.x, eventPtr->xmotion.y));
     } else if ((eventPtr->type == ButtonPress)
 /*         && (eventPtr->xbutton.button == Button1) */
                eventPtr->xmotion.x, eventPtr->xmotion.y));
     } else if ((eventPtr->type == ButtonPress)
 /*         && (eventPtr->xbutton.button == Button1) */

-           && (eventPtr->xbutton.state == 0)) {
+           && ((eventPtr->xbutton.state & ALL_BUTTONS) == 0)) {

        scalePtr->flags |= BUTTON_PRESSED;
        SetScaleValue(scalePtr, PixelToValue(scalePtr,
                eventPtr->xbutton.x, eventPtr->xbutton.y));
        scalePtr->flags |= BUTTON_PRESSED;
        SetScaleValue(scalePtr, PixelToValue(scalePtr,
                eventPtr->xbutton.x, eventPtr->xbutton.y));