LifecareScienceLAB Android Seminar 3 rd class Android Software Development 2011/05/04 p.m. 06:00 409 Review User Interface Button, TextView, EditText LinearLayout Software Design Tool Widget TextView, Button, EditText main.xml Widget Activity Class State Diagram Not Playing, At the beginning PlayingPaused Play Pause Stop Pause Stop Structure Chart main process Input ouput sub process 2 sub process 1 sub process 3 print Flow Chart i