Android How to achieve two screens,two activities，and they are independent -


i novice @ android, now, need write android app:two screens shows 2 activities, boradcast advertising on big screen, small screen can operated, , independent of each other.when people operate small screen, advertising still play. found presentation class in android 4.4 api 20,with can realize 2 screens display different contents, refer google demo, because presentation depends on specific activity, when small screen operated, intent activity, before playing advertising presentation disappeared. came method: application have 1 activity, small screen using many fragments, because following screen operation complicated, more trouble fragment, friends advised me not use fragment, can't find other methods,who can me?thank much(my english poor,sorry)

here detailed tutorial of fragment. in opinion, you'll able achieve want, using fragments :

http://www.vogella.com/tutorials/androidfragments/article.html


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