Set Margin of Controls in WPF

The Margin property of UIElement, which is parent class of all WPF controls is used to set the margin of a control. Margin property takes four numbers - Left, Top, Right and Bottom, that is margin to the left top and right bottom.

This example sets Margin of a Button control in XAML at design-time. 

<Button Click="OnClick" Margin="10,20,0,0" Name="btn1">
Click Me!
</Button>
This example sets Margin of a Button control in C# code behind at run-time. 

void OnClick(object sender, RoutedEventArgs e)
{
     Thickness marginThickness = btn1.Margin;
 
    if(marginThickness.Left == 10)
    {
         btn1.Margin = new Thickness(60);
    } 
    else 
    {
         btn1.Margin = new Thickness(10);
    }
}