Find children : DependencyProperty « Windows Presentation Foundation « C# / C Sharp

1. C# / C Sharp
2. Windows Presentation Foundation
3. DependencyProperty

Find children

        

using System;
using System.Collections.Generic;
using System.Net;
using System.Windows;
using System.Windows.Browser;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;


public class UIHelper
{
    private static IEnumerable<T> FindChildren<T>(DependencyObject parent) where T : class
    {
        var count = VisualTreeHelper.GetChildrenCount(parent);
        if (count > 0)
        {
            for (var i = 0; i < count; i++)
            {
                var child = VisualTreeHelper.GetChild(parent, i);
                var t = child as T;
                if (t != null)
                    yield return t;

                var children = FindChildren<T>(child);
                foreach (var item in children)
                    yield return item;
            }
        }
    }

    public static void SetDataContext<T>(DependencyObject parent, T dataContext) where T : class
    {
        var textBoxes = FindChildren<TextBox>(parent);
        foreach (var item in textBoxes)
        {
            item.DataContext = dataContext;
        }
    }

}

   
    
    
    
    
    
    
    
  

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