How To Implement A Drop Down Navigation Action Bar In Android After You've Added It?

By following this guide, http://wptrafficanalyzer.in/blog/adding-drop-down-navigation-to-action-bar-in-android/ I was able to add my drop down navigation bar. The click events and

Solution 1:

You need to maniputate your ArrayAdapter if you want to change the elements, but I don't think you you can use the ArrayAdapter<String> class for that porouse. You may need to use something else than string.

For handling clicks you need to change the onNavigationItemSelected function:

@OverridepublicbooleanonNavigationItemSelected(int itemPosition, long itemId) {
    switch(itemPosition) {
    case0:
        Intenti=newIntent(this, SecondActivity.class);
        startActivity(i);
        break;
    case1:
        // ...break;
    }
    returnfalse;
}

Solution 2:

You have to start a new Activity by calling startActivity(Intent) in the onNavigationItemSelected callback.

Solution 3:

Don't know if this is the exact problem you had (though it sounds like it!), but beware using startActivity from a spinner: it can be called during onCreate().

onNavigationItemSelected in ActionBar is being called at startup how can avoid it?