android - Adding Listview in Activity -

i want add listview component in activity uses linearlayout. tried simple approach suggestion mentioned in embedding sized listview in activity - android

but app crashes on android 2.2 emulator. can not inherit class listactivity because want include more components.

any or suggestions appreciated.

1) declare listview control in xml file setting contentview , mapping of listview in class file.

2) if don't want use listview in xml file use listactivity

3) if don't want use listactivity , don't want use listview xml file make dynamic listview in class file , set listview contentview