Esempio n. 1
0
        public static Visual FindDescendantByType(Visual element, Type type, bool specificTypeOnly)
        {
            if (element == null)
            {
                return(null);
            }

            if (specificTypeOnly ? (element.GetType() == type)
          : (element.GetType() == type) || (element.GetType().IsSubclassOf(type)))
            {
                return(element);
            }

            Visual foundElement = null;

            if (element is FrameworkElement)
            {
                (element as FrameworkElement).ApplyTemplate();
            }

            for (int i = 0; i < VisualTreeHelper.GetChildrenCount(element); i++)
            {
                Visual visual = VisualTreeHelper.GetChild(element, i) as Visual;
                foundElement = VisualTreeHelperEx.FindDescendantByType(visual, type, specificTypeOnly);
                if (foundElement != null)
                {
                    break;
                }
            }

            return(foundElement);
        }
Esempio n. 2
0
 public static Visual FindDescendantByType(Visual element, Type type)
 {
     return(VisualTreeHelperEx.FindDescendantByType(element, type, true));
 }
Esempio n. 3
0
        public static T FindDescendantByType <T>(Visual element) where T : Visual
        {
            Visual temp = VisualTreeHelperEx.FindDescendantByType(element, typeof(T));

            return(( T )temp);
        }