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using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Runtime.CompilerServices;
using System.Windows;
using System.Windows.Media;

namespace Gestor.Common.Helpers
{
	public class FindVisualChildren
	{
		public FindVisualChildren()
		{
		}

		public static IEnumerable<T> Find<T>(DependencyObject depObj)
		where T : DependencyObject
		{
			if (depObj != null)
			{
				for (int i = 0; i < VisualTreeHelper.GetChildrenCount(depObj); i++)
				{
					DependencyObject dependencyObject = VisualTreeHelper.GetChild(depObj, i);
					if (dependencyObject != null && dependencyObject is T)
					{
						yield return (T)dependencyObject;
					}
					foreach (T t in FindVisualChildren.Find<T>(dependencyObject))
					{
						yield return t;
					}
					dependencyObject = null;
				}
			}
		}
	}
}