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I had idea, but don't know if this approach is the best one.
using combination of TabSheet + Button. 1. define 1 horizontal/vertical layout as container, set the style posisition : relative 2. add the tab to the containter 3. add the button on container, set position : abosolute, set top and left as required ( using calculation of tab caption width * number of tab for left position) 4. when button is click, just add new tab, and move the position of the button