android - master/detail flow inside a Navigation Drawer -


i new android development , have question ui trying implement, , after several hours of searching , trying still stuck.

what need master/detail flow inside navigation drawer, this: http://i.imgur.com/nmujuh5.jpg (awesome paint skills)

ok, navigation drawer quick navigation between categories, , every category should have master/detail flow , own items (acording category), posibility add new items , item info, every item should able deleted , going used manage database done.

the code rather simple, done on pc version, interface being big problem.

i used this: navigation drawer , master/detail flow had errors fixed this: fragment , listfragment incompatibility have other errors , want start on , make right start.


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