Wpf app how to get all elements

   public static IEnumerable<T> FindVisualChildren<T>(DependencyObject depObj) where T : DependencyObject
        {
            if (depObj == null)
            {
                yield return null;
            }
            else
            {
                for (int i = 0; i < VisualTreeHelper.GetChildrenCount(depObj); i++)
                {
                    var child = VisualTreeHelper.GetChild(depObj, i);

                    if (child != null && child is T)
                        yield return (T)child;

                    foreach (T childOfChild in FindVisualChildren<T>(child))
                        yield return childOfChild;
                }
            }
        }
//usage:

foreach (var tb in FindVisualChildren<TextBlock>(window))
{
    // do something with tb here
}

Source: stackoverflow.com

Similar codes

9 votes250 views1 answer
Unity c# foreach
C#
13 votes308 views1 answer
How to find the mouse position unity
C#Unity
1 vote247 views2 answers
Dynamic arrays in c#
C#
5 votes296 views2 answers
How to check if key is held in unity
C#Unity
0 vote277 views1 answer
Datatable linq where clause c#
C#
31 votes312 views3 answers
Unity reload current scene
C#Unity
0 vote250 views1 answer
Loop menustrip buttons
C#
0 vote246 views2 answers
Split a datatable based on number of rows
C#
0 vote259 views1 answer
Defualtsize UWP c#
C#
0 vote243 views1 answer
Net use delete
C#