MQL5 ReferenceStandard LibraryPanels and DialogsCWndClientOnScrollLineRight CreateOnEventColorBackgroundColorBorderBorderTypeVScrolledHScrolledCreateBackCreateScrollVCreateScrollHOnResizeOnVScrollShowOnVScrollHideOnHScrollShowOnHScrollHideOnScrollLineDownOnScrollLineUpOnScrollLineLeftOnScrollLineRightRebound OnScrollLineRight The virtual handler of the HScroll (horizontal scroll) dependent control "ScrollLineRight" (horizontal scroll line right) internal event. virtual bool OnScrollLineRight() Return Value true - event processed, otherwise - false. Note The base class method does nothing and always returns true. OnScrollLineLeft Rebound