// OnMouseScroll triggers a dock mouse scroll action on the icon.
//
func OnMouseScroll(icon gldi.Icon, _ *gldi.Container, scrollUp bool) bool {
switch {
case icon == nil:
case icon.IsSeparator(): // Cycle between desktops.
log.Debug("SeparatorWheelChangeDesktop", confown.Settings.SeparatorWheelChangeDesktop)
switch confown.Settings.SeparatorWheelChangeDesktop {
case confown.SeparatorWheelChangeRange:
desktops.Cycle(scrollUp, false)
case confown.SeparatorWheelChangeLoop:
desktops.Cycle(scrollUp, true)
}
// SeparatorDesktopLoop bool
case icon.IsMultiAppli() || icon.IsStackIcon(): // Cycle between subdock applets list.
showPrevNextInSubdock(icon, scrollUp)
case icon.IsAppli() && icon.HasClass():
next := icon.GetPrevNextClassMateIcon(!scrollUp)
if next != nil {
next.Window().Show()
}
}
return notif.AnswerLetPass
}