TextBlock TextWrapping not wrapping

Question

When I place a TextBlock inside of a Horizontally Aligned StackPanel it does not wrap. I realize that this is because the available width of the StackPanel is PositiveInfini

Answer 1

I got couple of solution for this problem.

1) binding parent width to textblock width. (im the following case i considered usercontrol as parent).

2) other solution is using Grid instead of stackpanel