Android Development Add menu options in the top right corner of the program

Options for defining menus in Res-->menu-->main.xml

<menu xmlns:android= "Http://schemas.android.com/apk/res/android" >
<item
Android:id= "@+id/item1"
android:title= "Home" >
</item>
<item
Android:id= "@+id/item2"
android:title= "Exit program" >
</item>
</menu>

In the activity in the program

Processing Menu Selection function
@Override
public boolean onoptionsitemselected (MenuItem item) {
Gets the current menu ID
int itemid = Item.getitemid ();
switch (itemid) {
Case R.ID.ITEM1:
Select the home page to explicitly jump to the home page
Intent Intent = new Intent (this, firstactivity.class);
StartActivity (Intent);
Break

Case R.ID.ITEM2:
Opt out, exit the entire application
Exitapplication.exit ();

Break
}
return super.onoptionsitemselected (item);
}

Android Development Add menu options in the top right corner of the program