How to access WPF MainWindow Controls from my own .cs file

Question

I am a NOVICE and am very much struggling with what seems should be a very simple task. How do I modify a property of a MainWindow TextBlock, from ano

Answer 1

Use MVVM pattern to access properties of the control and modify them:

public class Student
{
    public Student()
    {
    }

    public string Name
    {
        get { return "Setting Text from My Program"; }
    }
}

Set the DataContext of the XAML in the code behind:

this.DataContext = new Student();

Bind the Text property to Name: