public boolean onOptionsItemSelected(MenuItem item) {
FragmentTransaction ft = fm.beginTransaction();
switch (item.getItemId()) {
case R.id.menu_additionbtn:
/*
* start the activity that allows users to enter in new twitter user
* accounts
*/
ModifyTweetersFragment frag = new ModifyTweetersFragment();
ft.add(R.id.activity_tweetslist_container, frag, ModifyTweetersFragment.class.getName());
ft.addToBackStack(
null); // adding to the backstack allows us to revert the last transaction and thus
// return to tweeter list afterwards
ft.commit();
isEditing = true;
invalidateOptionsMenu();
break;
case R.id.menu_load_tweeter_btn:
onBackPressed();
invalidateOptionsMenu();
break;
case R.id.menu_refresh_btn:
case R.id.menu_refreshlisting_settings:
/*
* user may press refresh button, force the loader to get new data
* in this case
*/
mFragmentListCallback.requestRefresh();
break;
case R.id.menu__delete_all_settings:
deleteAllTweetListEntries();
break;
case R.id.menu_quickread_settings:
mMultiColumn = !mMultiColumn;
mFragmentListCallback.requestMultiColumn(mMultiColumn);
break;
default:
return true;
}
return false;
}
/* make any fragment method calls after the fragments have been resumed */
@Override
protected void onResumeFragments() {
// TODO Auto-generated method stub
super.onResumeFragments();
if (isFromSavedState) {
mFragmentListCallback.changePage(restoredIndex);
isFromSavedState = false;
}
}