in WPF. How to scroll Objects in ScrollViewer by mouse-dragging, like as iPhone?

Question

it\'s done well to scroll by mouse-wheel or scrollbar seed-dragging. but scrolling by mouse-dragging contents on scroll view is not done. How can i implement this action?

Answer 1

My experience: follow user110777 Changed below code

private void scrollViewer_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
    {
       scrollMousePoint = e.GetPosition(scrollViewer);
        hOff = scrollViewer.HorizontalOffset;
        scrollViewer.CaptureMouse();
    }