Java tutorial
package jupiter.broadcasting.live.holo; /* * Copyright (c) 2012 Shane Quigley * * This software is MIT licensed see link for details * http://www.opensource.org/licenses/MIT * * @author Shane Quigley * @hacked Adam Szabo */ import android.content.SharedPreferences; import android.content.res.Configuration; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.app.ActionBarDrawerToggle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.support.v4.view.GravityCompat; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBarActivity; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.Window; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ListView; import java.util.Hashtable; public class ShowActivity extends ActionBarActivity { private DrawerLayout mDrawerLayout; private ListView mDrawerList; private ActionBarDrawerToggle mDrawerToggle; private CharSequence mDrawerTitle; private CharSequence mTitle; public Hashtable<String, String> audioFeedTable; public Hashtable<String, String> videoFeedTable; public String[] shows; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(this); sharedPref.getBoolean("pref_sync_audio", false); shows = new String[] { getString(R.string.allshows), "BSD Now", "Coder Radio", "Faux Show", "Linux Action Show", "LINUX Unplugged", "Plan B", "SciByte", "Tech Talk Today", "Techsnap", "Unfilter" }; audioFeedTable = new Hashtable<String, String>(); audioFeedTable.put(getString(R.string.allshows), "http://feeds.feedburner.com/JupiterBroadcasting"); audioFeedTable.put("Coder Radio", "http://feeds.feedburner.com/coderradiomp3"); audioFeedTable.put("Faux Show", "http://www.jupiterbroadcasting.com/feeds/FauxShowMP3.xml"); audioFeedTable.put("Linux Action Show", "http://feeds.feedburner.com/TheLinuxActionShow"); audioFeedTable.put("LINUX Unplugged", "http://feeds.feedburner.com/linuxunplugged"); audioFeedTable.put("SciByte", "http://feeds.feedburner.com/scibyteaudio"); audioFeedTable.put("Techsnap", "http://feeds.feedburner.com/techsnapmp3"); audioFeedTable.put("Unfilter", "http://www.jupiterbroadcasting.com/feeds/unfilterMP3.xml"); audioFeedTable.put("Plan B", "http://feeds.feedburner.com/planbmp3"); audioFeedTable.put("BSD Now", "http://feeds.feedburner.com/BsdNowMp3"); audioFeedTable.put("Tech Talk Today", "http://feedpress.me/t3mp3"); videoFeedTable = new Hashtable<String, String>(); videoFeedTable.put(getString(R.string.allshows), "http://feeds2.feedburner.com/AllJupiterVideos"); videoFeedTable.put("Coder Radio", "http://feeds.feedburner.com/coderradiovideo"); videoFeedTable.put("LINUX Unplugged", "http://feeds.feedburner.com/linuxunvid"); videoFeedTable.put("SciByte", "http://feeds.feedburner.com/scibytelarge"); videoFeedTable.put("Plan B", "http://feeds.feedburner.com/PlanBVideo"); videoFeedTable.put("Tech Talk Today", "http://feedpress.me/t3mob"); if (sharedPref.getBoolean("pref_sync_video", false)) { //load low quality video feeds videoFeedTable.put("Techsnap", "http://feeds.feedburner.com/techsnapmobile"); videoFeedTable.put("Linux Action Show", "http://feeds.feedburner.com/linuxactionshowipodvid"); videoFeedTable.put("Faux Show", "http://www.jupiterbroadcasting.com/feeds/FauxShowMobile.xml"); videoFeedTable.put("BSD Now", "http://feeds.feedburner.com/BsdNowMobile"); videoFeedTable.put("Unfilter", "http://www.jupiterbroadcasting.com/feeds/unfilterMob.xml"); } else { //if set, load high quality videos videoFeedTable.put("Techsnap", "http://feeds.feedburner.com/techsnaphd"); videoFeedTable.put("Linux Action Show", "http://feeds.feedburner.com/linuxashd"); videoFeedTable.put("Faux Show", "http://www.jupiterbroadcasting.com/feeds/FauxShowHD.xml"); videoFeedTable.put("BSD Now", "http://feeds.feedburner.com/BsdNowHd"); videoFeedTable.put("Unfilter", "http://www.jupiterbroadcasting.com/feeds/unfilterHD.xml"); } supportRequestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); setContentView(R.layout.main); mTitle = mDrawerTitle = getTitle(); mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); mDrawerList = (ListView) findViewById(R.id.showlist); // set a custom shadow that overlays the main content when the drawer opens mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START); // set up the drawer's list view with shows mDrawerList.setAdapter(new ArrayAdapter<String>(this, R.layout.drawer_list_item, shows)); mDrawerList.setOnItemClickListener(new DrawerItemClickListener()); // enable ActionBar app icon to behave as action to toggle nav drawer (Not working for some reason) getSupportActionBar().setDisplayHomeAsUpEnabled(true); getSupportActionBar().setHomeButtonEnabled(true); mDrawerToggle = new ActionBarDrawerToggle(this, /* host Activity */ mDrawerLayout, /* DrawerLayout object */ R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */ R.string.drawer_open, /* "open drawer" description for accessibility */ R.string.drawer_close /* "close drawer" description for accessibility */ ) { public void onDrawerClosed(View view) { getSupportActionBar().setTitle(mTitle); } public void onDrawerOpened(View drawerView) { getSupportActionBar().setTitle(mDrawerTitle); } }; //set the drawer icon to be clickable mDrawerLayout.setDrawerListener(mDrawerToggle); //first start opens the drawer if (savedInstanceState == null) { mDrawerLayout.openDrawer(mDrawerList); } } private class DrawerItemClickListener implements ListView.OnItemClickListener { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { selectItem(position); //start fragment to download items for the selected show } } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; } @Override public boolean onPrepareOptionsMenu(Menu menu) { return super.onPrepareOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { // The action bar home/up action should open or close the drawer. // ActionBarDrawerToggle will take care of this. if (item.getItemId() == android.R.id.home) { if (mDrawerLayout.isDrawerOpen(mDrawerList)) { mDrawerLayout.closeDrawer(mDrawerList); } else { mDrawerLayout.openDrawer(mDrawerList); } } return super.onOptionsItemSelected(item); } private void selectItem(int position) { // update the main content by replacing fragments Fragment fragment = new EpisodeListFragment(); Bundle args = new Bundle(); String afeed = audioFeedTable.get(shows[position]); String vfeed = videoFeedTable.get(shows[position]); args.putInt("SHOW_ID", position); args.putString("SHOW_AUDIO", afeed); args.putString("SHOW_VIDEO", vfeed); args.putString("SHOW_NAME", shows[position]); fragment.setArguments(args); FragmentManager fragmentManager = getSupportFragmentManager(); FragmentTransaction ft = fragmentManager.beginTransaction(); //ft.setCustomAnimations(android.R.anim.fade_in,android.R.anim.fade_out); ft.replace(R.id.episodelist, fragment).commit(); // update selected item and title, then close the drawer mDrawerList.setItemChecked(position, true); setTitle(shows[position]); mDrawerLayout.closeDrawer(mDrawerList); } @Override public void setTitle(CharSequence title) { mTitle = title; getSupportActionBar().setTitle(mTitle); } @Override protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); mDrawerToggle.syncState(); } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); mDrawerToggle.onConfigurationChanged(newConfig); } }