iOS 12.2 Scrolling issues about ionic-v1 HOT 3 CLOSED

ionic.requestAnimationFrame(function() {
        if (restingPoint === 0) {

          // Fix iOS 12.2 scrolling issue
          if(!(self && self._currentDrag && self._currentDrag.content)){ 
            return;
          }

          self._currentDrag.content.style[ionic.CSS.TRANSFORM] = '';
          var buttons = self._currentDrag.buttons;
.
.
.

/* Force all the ionic elements to be scrollable, in order to fix iOS 12.2 scroll bug*/
ion-view { pointer-events: auto;}
ion-scroll { pointer-events: auto;}
ion-modal-view { pointer-events: auto;}
ion-popover-view { pointer-events: auto;}
/* Disable the scroll of the main view elements if the modal or the popver are being shown*/
body.modal-open ion-nav-view, body.modal-open ion-nav-view ion-content, body.modal-open ion-nav-view ion-view{
    overflow: hidden!important;
}
body.popover-open ion-nav-view, body.popover-open ion-nav-view ion-content, body.popover-open ion-nav-view ion-view{
    overflow: hidden!important;
}
body.popup-open ion-nav-view, body.popup-open ion-nav-view ion-content, body.popup-open ion-nav-view ion-view{
    overflow: hidden!important;
}
body.modal-open ion-nav-view ion-view ion-scroll, body.popover-open ion-nav-view ion-view ion-scroll, body.popup-open ion-nav-view ion-view ion-scroll{
    pointer-events: none!important;
    overflow: hidden!important;
}