Push someone's buttons .
"Draw a strong emotional reaction from someone, especially anger or sexual arousal. For example, My mother-in-law really knew how to push my buttons , or A good-looking redhead, she always seemed to press his buttons . This metaphoric expression transfers activating some mechanism by pushing buttons to human emotions. [Slang; 1920s]"
http://dictionary.reference.com/brow...ne%27s+buttons
I doubt its sexual arousal in this case, Rainbow.
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Here are responses from the general population regarding what it means (not PC bias)....
http://answers.yahoo.com/question/in...9215541AA5HM9C
Most reply to irritate, annoy, or get on the nerves of another person.
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But remember, she is referring to your behaviors, not all of you as a person.
You violate boundaries and react angrily when she sets boundaries
"you shattered my dreams -- i hate you and love you." You feel entitled to having your needs met by T.
Maybe reflecting on this will help you decide to choose alternative options to your behaviors, since she has stated that you are irritating/annoying, etc. Do you want to have that affect on a T?