dispaly a listview over other activity [duplicate]

This question already has an answer here: Closed 12 years ago.

Possible Duplicates:

custom listview over an exsisting activity

how can i display a listview on the top of ano开发者_Python百科ther activity in Android

i am having 2different activities ..one is main screen in that a menu option is there if i clicked on index means the other custom list activity will be displayed in another screen ..now i want to display that custom list view activity is placed over the main activity and it covers only half of that main activity and the man activity functioning should be normal..how can i do this ...help me to resolve it..

Thanks for help..

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I think that what you are searching for is called drop-down-list.

You can always use the Android Spinner class - http://developer.android.com/resources/tutorials/views/hello-spinner.html