Android：确定ActionBar Tab的高度

does anyone no a way how I can determine the actual height of a Tab, using the ActionBar in "NAVIGATION_MODE_TABS". I can determine the height of the ActionBar, but this does not include the Tabs height. I can also determine the height of the icon (I am not using text, but this would also be possible if I would set a text on the Tab.does anyone no a way how I can determine the ac