Change appearance of Activity Indicators in NativeScript RadListView

nativescript-radlistview-activityindicators-appearance.ts

export class ComponentWithRadListView {

  // assuming you have something like this in your view:
  // <RadListView (loaded)="onOrderListLoaded($event)">

  onOrderListLoaded(args): void {
    const listViewElement = <RadListView>args.object;
    const tk: any = listViewElement.ios;
    if (tk && tk.pullToRefreshView) {
      tk.pullToRefreshView.activityIndicator.color = new Color("#4CC55B").ios;
      tk.pullToRefreshView.activityIndicator.transform = CGAffineTransformMakeScale(0.75, 0.75);
    }
    if (tk && tk.loadOnDemandView) {
      if (tk.loadOnDemandView.subviews && tk.loadOnDemandView.subviews.count === 1) {
        const activityIndicator = tk.loadOnDemandView.subviews[0];
        activityIndicator.color = new Color("#4CC55B").ios;
        activityIndicator.transform = CGAffineTransformMakeScale(0.75, 0.75);
      }
    }
  }

}