Show WPF Tooltip if needed

Question

I have a TextBlock inside a limited-size control. If the text is too long to fit into the control, I\'d like to show a tooltip with full text. This is a classic behavior you

Answer 1

I figured it out, the Tooltip has PlacementTarget property that specifies the UI element that has the Tooltip. In case anyone needs it:

And then write a Converter that converts TextBlock to Visibility (based on TextBlock width).