How to Stretch WPF Tab Item Headers to Parent Control Width

Question

Is there a way in XAML to cause the tab item headers to stretch across the width of the tab control?

For example, I have three tabs: red, blue and green. If I have a

Answer 1

It is possible by binding the width to the ActualWidth of the parent tab control as shown below.

I have wrapped it in a style to apply to all tab pages.