Page parent wpf

private void Button_Click_Upload(object sender, RoutedEventArgs e)
{
    ((w)App.Current.MainWindow).textBox_1.Text = "Your Text";
    //or 
    ((w)Window.GetWindow(this)).textBox_1.Text = "Your Text";
}

Source: stackoverflow.com

Similar codes

0 vote293 views1 answer
How to draw a dot in c#
C#
0 vote307 views1 answer
C#, get a embedded resx file
C#
0 vote293 views1 answer
Loop gridcontrol devexpress c#
C#
1 vote278 views1 answer
Xamarin picker item
C#
-1 vote280 views2 answers
Make endless loop c#
C#
2 votes300 views2 answers
Creatw list of int in C#
C#
0 vote295 views1 answer
C# multiple strings are empty
C#
4 votes324 views2 answers
C# get calling method name
C#
20 votes325 views3 answers
Player movement unity 3d script
C#Unity
0 vote342 views1 answer
Unity run all interfaces
C#Unity