android - What is the R.id.realtabcontent in FragmentTabHost example? -


looking documentation fragmenttabhost see r.id.realtabcontent in:

 mtabhost.setup(this, getsupportfragmentmanager(), r.id.realtabcontent);

just don't uderstand did come , shall use. hint in advance.

public void setup (context context, fragmentmanager manager, int containerid)

thats container view. if don't understand it. try make linearlayout , put indicator in it, follow example understand better. in fact, constor exist without container :

public void setup (context context, fragmentmanager manager)

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