/* first check for scrollbars in case of mouse scroll wheel button events */
if (button == 4 || button == 5)
{
-#if 0
- printf("WHOA! SCROLL WHEEL DETECTED [%d]\n", button);
-#endif
+ boolean check_horizontal = (GetKeyModState() & KMOD_Control);
+ /* check for the first active scrollbar with matching mouse wheel area */
for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
{
if (gi->mapped && gi->active &&
- gi->type & GD_TYPE_SCROLLBAR)
+ ((gi->type & GD_TYPE_SCROLLBAR_HORIZONTAL && check_horizontal) ||
+ (gi->type & GD_TYPE_SCROLLBAR_VERTICAL && !check_horizontal)) &&
+ mx >= gi->wheelarea.x && mx < gi->wheelarea.x + gi->wheelarea.width &&
+ my >= gi->wheelarea.y && my < gi->wheelarea.y + gi->wheelarea.height)
return gi;
}
- /* no active scrollbar found -- ignore this button event */
+ /* no active scrollbar found -- ignore this scroll wheel button event */
return NULL;
}
gi->scrollbar.item_position = va_arg(ap, int);
break;
+ case GDI_WHEEL_AREA_X:
+ gi->wheelarea.x = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_Y:
+ gi->wheelarea.y = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_WIDTH:
+ gi->wheelarea.width = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_HEIGHT:
+ gi->wheelarea.height = va_arg(ap, int);
+ break;
+
case GDI_CALLBACK_INFO:
gi->callback_info = va_arg(ap, gadget_function);
break;