android-ibc-forum

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git clone http://git.code.weiherhei.de/android-ibc-forum.git
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ForumOverviewActivity.java (8778B)


      1 /**
      2  * 
      3  */
      4 package de.mtbnews.android;
      5 
      6 import java.io.IOException;
      7 import java.util.ArrayList;
      8 import java.util.List;
      9 
     10 import android.app.ExpandableListActivity;
     11 import android.content.Intent;
     12 import android.content.SharedPreferences;
     13 import android.net.Uri;
     14 import android.os.Bundle;
     15 import android.os.Parcelable;
     16 import android.preference.PreferenceManager;
     17 import android.text.TextUtils;
     18 import android.util.Log;
     19 import android.view.Menu;
     20 import android.view.MenuInflater;
     21 import android.view.MenuItem;
     22 import android.view.View;
     23 import android.widget.ExpandableListAdapter;
     24 import android.widget.ExpandableListView;
     25 import android.widget.Toast;
     26 import android.widget.ExpandableListView.OnChildClickListener;
     27 import de.mtbnews.android.adapter.ExpandableForumContentAdapter;
     28 import de.mtbnews.android.tapatalk.TapatalkClient;
     29 import de.mtbnews.android.tapatalk.TapatalkException;
     30 import de.mtbnews.android.tapatalk.wrapper.Forum;
     31 import de.mtbnews.android.util.ServerAsyncTask;
     32 import de.mtbnews.android.util.Utils;
     33 
     34 /**
     35  * @author dankert
     36  * 
     37  */
     38 public class ForumOverviewActivity extends ExpandableListActivity
     39 {
     40 	private SharedPreferences prefs;
     41 	private List<Forum> forumList;
     42 	private TapatalkClient client;
     43 
     44 	@Override
     45 	protected void onCreate(Bundle savedInstanceState)
     46 	{
     47 		super.onCreate(savedInstanceState);
     48 
     49 		setTheme(((IBCApplication) getApplication()).themeResId);
     50 		setContentView(R.layout.exp_listing);
     51 
     52 		prefs = PreferenceManager.getDefaultSharedPreferences(this);
     53 
     54 		loadForum();
     55 	}
     56 
     57 	private void unterforenFlachkloppen()
     58 	{
     59 		for (Forum forum : this.forumList)
     60 		{
     61 			final List<Forum> newSubForen = new ArrayList<Forum>();
     62 
     63 			// Wenn Forum Themen enthalten kann, dann mit aufnehmen in die 2.
     64 			// Hierarchie.
     65 			if (!forum.subOnly)
     66 				newSubForen.add(forum);
     67 
     68 			newSubForen.addAll(machFlach(forum.subForen));
     69 
     70 			forum.subForen = newSubForen;
     71 		}
     72 	}
     73 
     74 	private List<Forum> machFlach(List<Forum> subForen)
     75 	{
     76 		final List<Forum> newSubForen = new ArrayList<Forum>();
     77 		if (subForen == null)
     78 			return newSubForen;
     79 
     80 		for (Forum subForum : subForen)
     81 		{
     82 			newSubForen.add(subForum);
     83 			newSubForen.addAll(machFlach(subForum.subForen));
     84 		}
     85 		return newSubForen;
     86 	}
     87 
     88 	private void loadForum()
     89 	{
     90 		client = ((IBCApplication) getApplication()).getTapatalkClient();
     91 
     92 		new ServerAsyncTask(this, R.string.waitingfor_forum)
     93 		{
     94 
     95 			@Override
     96 			protected void callServer() throws TapatalkException
     97 			{
     98 				forumList = ((IBCApplication) getApplication()).getForumList();
     99 
    100 				// Forumliste nur laden, wenn noch nicht vorhanden.
    101 				if (forumList == null)
    102 				{
    103 					// Login.
    104 					if (prefs.getBoolean("auto_login", false))
    105 						if (Utils.loginExceeded(client))
    106 							client.login(prefs.getString("username", ""), prefs.getString("password", ""));
    107 
    108 					forumList = client.getAllForum();
    109 					((IBCApplication) getApplication()).setForumList(forumList);
    110 
    111 					unterforenFlachkloppen();
    112 				}
    113 			}
    114 
    115 			protected void doOnSuccess()
    116 			{
    117 				ExpandableListAdapter adapter = new ExpandableForumContentAdapter(ForumOverviewActivity.this, forumList);
    118 				setListAdapter(adapter);
    119 			}
    120 
    121 		}.executeSynchronized();
    122 
    123 		final ExpandableListView list = getExpandableListView();
    124 
    125 		list.setOnChildClickListener(new OnChildClickListener()
    126 		{
    127 
    128 			@Override
    129 			public boolean onChildClick(ExpandableListView arg0, View arg1, int groupPosition, int childPosition,
    130 					long rowId)
    131 			{
    132 				Forum forum = forumList.get(groupPosition).subForen.get(childPosition);
    133 				if (forum.subOnly)
    134 				{
    135 					Toast.makeText(ForumOverviewActivity.this, R.string.sub_only, Toast.LENGTH_SHORT).show();
    136 				}
    137 				else if (!TextUtils.isEmpty(forum.url))
    138 				{
    139 					if (!Intent.ACTION_CREATE_SHORTCUT.equals(getIntent().getAction()))
    140 					{
    141 						startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(forum.url)));
    142 					}
    143 				}
    144 				else
    145 				{
    146 					if (Intent.ACTION_CREATE_SHORTCUT.equals(getIntent().getAction()))
    147 					{
    148 
    149 						Intent shortcutIntent = new Intent(ForumOverviewActivity.this, ForumActivity.class);
    150 						// Intent shortcutIntent = new
    151 						// Intent(Intent.ACTION_MAIN);
    152 						// shortcutIntent.setClassName(ForumActivity.class.getPackage().getName(),
    153 						// "." + ForumActivity.class.getSimpleName());
    154 						// shortcutIntent.setClassName(ForumActivity.class.getPackage().getName(),
    155 						// ForumActivity.class.getName());
    156 						shortcutIntent.putExtra("forum_id", forum.getId());
    157 
    158 						// Then, set up the container intent (the response to
    159 						// the caller)
    160 
    161 						Intent intent = new Intent();
    162 						intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
    163 						intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, forum.getTitle());
    164 						Parcelable iconResource = Intent.ShortcutIconResource.fromContext(ForumOverviewActivity.this,
    165 								R.drawable.ibc_icon);
    166 						intent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconResource);
    167 
    168 						// Now, return the result to the launcher
    169 
    170 						setResult(RESULT_OK, intent);
    171 						finish();
    172 
    173 					}
    174 					else
    175 					{
    176 						final Intent intent = new Intent(ForumOverviewActivity.this, ForumActivity.class);
    177 						intent.putExtra("forum_id", forum.getId());
    178 						startActivity(intent);
    179 					}
    180 				}
    181 				return true;
    182 			}
    183 
    184 		});
    185 	}
    186 
    187 	@Override
    188 	public boolean onCreateOptionsMenu(Menu menu)
    189 	{
    190 		// see #onPrepareOptionsMenu
    191 
    192 		return super.onCreateOptionsMenu(menu);
    193 	}
    194 
    195 	@Override
    196 	public boolean onPrepareOptionsMenu(Menu menu)
    197 	{
    198 		super.onPrepareOptionsMenu(menu);
    199 
    200 		menu.clear();
    201 		MenuInflater mi = new MenuInflater(getApplication());
    202 
    203 		if (client.loggedIn)
    204 			mi.inflate(R.menu.forumoverview, menu);
    205 		else
    206 			mi.inflate(R.menu.forum_guest, menu);
    207 
    208 		return true;
    209 	}
    210 
    211 	/**
    212 	 * {@inheritDoc}
    213 	 * 
    214 	 * @see android.app.Activity#onSearchRequested()
    215 	 */
    216 	@Override
    217 	public boolean onSearchRequested()
    218 	{
    219 		return super.onSearchRequested();
    220 	}
    221 
    222 	/**
    223 	 * {@inheritDoc}
    224 	 * 
    225 	 * @see android.app.Activity#onOptionsItemSelected(android.view.MenuItem)
    226 	 */
    227 	public boolean onOptionsItemSelected(MenuItem item)
    228 	{
    229 		switch (item.getItemId())
    230 		{
    231 			case R.id.menu_mailbox:
    232 				startActivity(new Intent(this, MailboxActivity.class));
    233 				return true;
    234 
    235 			case R.id.menu_search:
    236 				onSearchRequested();
    237 				return true;
    238 
    239 			case R.id.menu_subscribed_forums:
    240 				startActivity(new Intent(this, SubscriptionForenActivity.class));
    241 				return true;
    242 
    243 			case R.id.menu_subscribed_topics:
    244 				startActivity(new Intent(this, SubscriptionTopicsActivity.class));
    245 				return true;
    246 
    247 			case R.id.menu_participated_topics:
    248 				Intent intent = new Intent(this, SearchActivity.class);
    249 				intent.setAction(SearchActivity.ACTION_SEARCH_PARTICIPATED_TOPICS);
    250 				startActivity(intent);
    251 				return true;
    252 
    253 			case R.id.menu_latest_topics:
    254 				Intent intent2 = new Intent(this, SearchActivity.class);
    255 				intent2.setAction(SearchActivity.ACTION_SEARCH_LATEST_TOPICS);
    256 				startActivity(intent2);
    257 				return true;
    258 
    259 			case R.id.menu_unread_topics:
    260 				Intent intent3 = new Intent(this, SearchActivity.class);
    261 				intent3.setAction(SearchActivity.ACTION_SEARCH_UNREAD_TOPICS);
    262 				startActivity(intent3);
    263 				return true;
    264 
    265 			case R.id.menu_logout:
    266 				logout();
    267 
    268 				// Forum-√úbersicht neu laden.
    269 				forumList = null;
    270 				loadForum();
    271 				return true;
    272 
    273 			case R.id.menu_preferences:
    274 				startActivity(new Intent(this, Configuration.class));
    275 				return true;
    276 
    277 			case R.id.menu_login:
    278 
    279 				if (TextUtils.isEmpty(prefs.getString("username", "")))
    280 				{
    281 					Toast.makeText(this, R.string.nousername, Toast.LENGTH_LONG).show();
    282 
    283 					Intent intent4 = new Intent(this, Configuration.class);
    284 					startActivity(intent4);
    285 				}
    286 				// Evtl. gibt es jetzt einen Benutzernamen ...
    287 
    288 				if (!TextUtils.isEmpty(prefs.getString("username", "")))
    289 				{
    290 					new ServerAsyncTask(this, R.string.waitingfor_login)
    291 					{
    292 
    293 						@Override
    294 						protected void callServer() throws IOException, TapatalkException
    295 						{
    296 							client.login(prefs.getString("username", ""), prefs.getString("password", ""));
    297 
    298 						}
    299 
    300 						@Override
    301 						protected void doOnSuccess()
    302 						{
    303 							Log.d("IBC", "login success");
    304 							Toast.makeText(ForumOverviewActivity.this, R.string.login_success, Toast.LENGTH_SHORT)
    305 									.show();
    306 							forumList = null;
    307 							loadForum();
    308 						}
    309 
    310 					}.executeSynchronized();
    311 
    312 				}
    313 				else
    314 				{
    315 					Toast.makeText(this, R.string.nousername, Toast.LENGTH_LONG).show();
    316 				}
    317 
    318 				return true;
    319 		}
    320 		return false;
    321 	}
    322 
    323 	private void logout()
    324 	{
    325 		new ServerAsyncTask(this, R.string.waitingfor_logout)
    326 		{
    327 
    328 			@Override
    329 			protected synchronized void callServer() throws IOException, TapatalkException
    330 			{
    331 				client.logout();
    332 			}
    333 
    334 			@Override
    335 			protected void doOnSuccess()
    336 			{
    337 				Toast.makeText(ForumOverviewActivity.this, R.string.logout, Toast.LENGTH_SHORT).show();
    338 			}
    339 
    340 		}.executeSynchronized();
    341 	}
    342 
    343 }