@Override
public boolean onOptionsItemSelected(MenuItem menuItem) {
if (menuItem.getItemId() == android.R.id.home) {
super.onBackPressed();
}
return super.onOptionsItemSelected(menuItem);
}
@Override
protected void onCreate(Bundle bundle) {
super.onCreate(bundle);
upArrow = getResources().getDrawable(R.drawable.abc_ic_ab_back_mtrl_am_alpha);
if (upArrow != null) {
upArrow.setColorFilter(android.R.color.white, PorterDuff.Mode.SRC_ATOP);
}
getSupportActionBar().setHomeAsUpIndicator(upArrow);
getSupportActionBar().setHomeButtonEnabled(true);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}