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-rw-r--r--src/ui/widget.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/ui/widget.c b/src/ui/widget.c
index d8c2c421..4d50da38 100644
--- a/src/ui/widget.c
+++ b/src/ui/widget.c
@@ -572,6 +572,26 @@ iBool processEvent_Widget(iWidget *d, const SDL_Event *ev) {
572 postCommand_Widget(d, "mouse.moved coord:%d %d", ev->motion.x, ev->motion.y); 572 postCommand_Widget(d, "mouse.moved coord:%d %d", ev->motion.x, ev->motion.y);
573 return iTrue; 573 return iTrue;
574 } 574 }
575 else if (d->flags & overflowScrollable_WidgetFlag && ev->type == SDL_MOUSEWHEEL) {
576 iRect bounds = bounds_Widget(d);
577 const iInt2 winSize = rootSize_Window(get_Window());
578 if (height_Rect(bounds) > winSize.y) {
579 int step = ev->wheel.y;
580#if !defined (iPlatformApple)
581 step *= lineHeight_Text(uiLabel_FontId);
582#endif
583 bounds.pos.y += step;
584 if (step > 0) {
585 bounds.pos.y = iMin(bounds.pos.y, 0);
586 }
587 else {
588 bounds.pos.y = iMax(bounds.pos.y, winSize.y - height_Rect(bounds));
589 }
590 d->rect.pos = localCoord_Widget(d->parent, bounds.pos);
591 refresh_Widget(d);
592 return iTrue;
593 }
594 }
575 switch (ev->type) { 595 switch (ev->type) {
576 case SDL_USEREVENT: { 596 case SDL_USEREVENT: {
577 if (ev->user.code == command_UserEventCode && d->commandHandler && 597 if (ev->user.code == command_UserEventCode && d->commandHandler &&