Android C# function to resize ListView height to match contents

ResizeListViewHeight.cs

private void ResizeListViewHeight(ListView lv) {
    IListAdapter la = lv.Adapter;

    if (la == null) {
        return;
    }

    int totalHeight = 0;

    DisplayMetrics dm = new DisplayMetrics();
    WindowManager.DefaultDisplay.GetMetrics(dm);
            

    int listViewWidth = dm.WidthPixels;
    int widthSpec = View.MeasureSpec.MakeMeasureSpec(listViewWidth, MeasureSpecMode.AtMost);

    for(int i = 0; i < la.Count; i++) {
        View li = la.GetView(i,null,lv);
        li.Measure(widthSpec, View.MeasureSpec.MakeMeasureSpec(0, MeasureSpecMode.Unspecified));
        totalHeight += li.MeasuredHeight;
    }

    ViewGroup.LayoutParams par = lv.LayoutParameters;
    par.Height = totalHeight + (lv.DividerHeight * (la.Count - 1));
    lv.LayoutParameters = par;
    lv.RequestLayout();
}