Java tutorial
/* * Copyright (C) 2011-13 Ciaran Gultnieks, ciaran@ciarang.com * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 3 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package id.ridon.keude; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.support.v4.app.NavUtils; import android.support.v4.view.MenuItemCompat; import android.support.v7.app.ActionBarActivity; import android.view.Menu; import android.view.MenuItem; import android.widget.LinearLayout; import id.ridon.keude.views.fragments.SearchResultsFragment; public class SearchResults extends ActionBarActivity { private static final int SEARCH = Menu.FIRST; @Override public void onCreate(Bundle savedInstanceState) { ((KeudeApp) getApplication()).applyTheme(this); super.onCreate(savedInstanceState); // Start a search by just typing setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL); FragmentManager fm = getSupportFragmentManager(); if (fm.findFragmentById(android.R.id.content) == null) { // Need to set a dummy view (which will get overridden by the fragment manager // below) so that we can call setContentView(). This is a work around for // a (bug?) thing in 3.0, 3.1 which requires setContentView to be invoked before // the actionbar is played with: // http://blog.perpetumdesign.com/2011/08/strange-case-of-dr-action-and-mr-bar.html setContentView(new LinearLayout(this)); SearchResultsFragment fragment = new SearchResultsFragment(); fm.beginTransaction().add(android.R.id.content, fragment).commit(); } // Actionbar cannot be accessed until after setContentView (on 3.0 and 3.1 devices) // see: http://blog.perpetumdesign.com/2011/08/strange-case-of-dr-action-and-mr-bar.html // for reason why. getSupportActionBar().setDisplayHomeAsUpEnabled(true); } @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); setIntent(intent); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); MenuItem search = menu.add(Menu.NONE, SEARCH, 1, R.string.menu_search) .setIcon(android.R.drawable.ic_menu_search); MenuItemCompat.setShowAsAction(search, MenuItemCompat.SHOW_AS_ACTION_ALWAYS); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: NavUtils.navigateUpFromSameTask(this); return true; case SEARCH: onSearchRequested(); return true; } return super.onOptionsItemSelected(item); } }