@Override
public boolean onNavigationItemSelected(int itemPosition, long itemId) {
if (lastPosition > -1) {
models[lastPosition] = frag.getText();
}
lastPosition = itemPosition;
frag.setText(models[itemPosition]);
frag.setHint(labels[itemPosition]);
return true;
}
@Override
protected void onSaveInstanceState(Bundle outState) {
if (lastPosition > -1) {
models[lastPosition] = frag.getText();
}
outState.putCharSequenceArray(KEY_MODELS, models);
outState.putInt(KEY_POSITION, getActionBar().getSelectedNavigationIndex());
}