rnd-20060723-2-src

[rocksndiamonds.git] / src / libgame / gadgets.c

diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index ede8cfc7f54cad4888b0209ef96a99db72a93f24..fc723cf9bf5a83840a5351f5f76c44bf696fdc75 100644 (file)
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -1687,11 +1687,12 @@ boolean HandleGadgets(int mx, int my, int button)
 
        struct GadgetScrollbar *gs = &gi->scrollbar;
        int old_item_position = gs->item_position;
+       int item_steps = gs->items_visible - 1;
+       int item_direction = (mpos < gpos + gi->scrollbar.position ? -1 : +1);
 
        changed_position = FALSE;
 
-       gs->item_position +=
-         gs->items_visible * (mpos < gpos + gi->scrollbar.position ? -1 : +1);
+       gs->item_position += item_steps * item_direction;
 
        if (gs->item_position < 0)
          gs->item_position = 0;