Android Open Source - interdroid-vdb-ui Manage Peers Activity

From Project

License

The source code is released under:
Copyright (c) 2008-2011 Vrije Universiteit, The Netherlands All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the follo...
If you think the Android project interdroid-vdb-ui listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
 * Copyright (c) 2008-2012 Vrije Universiteit, The Netherlands All rights
 * reserved.//  ww  w.j  a va  2 s.c  om
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the Vrije Universiteit nor the names of its contributors
 * may be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package interdroid.vdb.persistence.ui;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import interdroid.util.DbUtil;
import interdroid.vdb.R;
import interdroid.vdb.persistence.content.PeerRegistry;
import interdroid.vdb.persistence.content.PeerRegistry.Peer;
import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.Gravity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;

// TODO: Need to change view when using ss:// protocol.
public class ManagePeersActivity extends Activity implements OnItemClickListener {
  private static final Logger logger = LoggerFactory
      .getLogger(ManagePeersActivity.class);

  static final int REQUEST_ADD_PEER = 1;
  private List<Map<String, Object>> mPeers;

  private boolean mPickMode = false;

  @Override
  protected void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);

    Intent data = getIntent();
    if (Intent.ACTION_PICK.equals(data.getAction())) {
      logger.debug("Running in pick mode!");
      mPickMode = true;
      // Assume we are canceled
      setResult(RESULT_CANCELED);
    }

    buildUI();
  }

  private void buildUI()
  {
    if (mPickMode) {
      setTitle(R.string.title_pick_peer);
    } else {
      setTitle(R.string.title_peer_manager);
    }

    setContentView(R.layout.peer_manager_dialog);

    ListView list = (ListView) findViewById(R.id.peer_list);
    mPeers = getAllPeers();
    list.setAdapter(new SimpleAdapter(this, mPeers, R.layout.peer_item,
        new String[] {Peer.NAME, Peer.EMAIL, Peer.DEVICE}, new int[] {R.id.peer_name, R.id.peer_email, R.id.peer_device}));
    list.setClickable(true);
    list.setOnItemClickListener(this);

    // Set the empty view.
    TextView empty = new TextView(this);
    empty.setText("Peers are added automatically as they are discovered.");
    empty.setGravity(Gravity.CENTER);
    list.setEmptyView(empty);
    ((ViewGroup) list.getParent()).addView(empty);
  }

  public List<Map<String, Object>> getAllPeers() {
    Cursor c = null;
    ArrayList<Map<String, Object>> result = new ArrayList<Map<String, Object>>();
    try {
      c = getContentResolver().query(PeerRegistry.URI, new String[]{Peer._ID, Peer.NAME, Peer.EMAIL, Peer.DEVICE}, Peer.STATE + "!=?", new String[] {String.valueOf(Peer.STATE_REJECTED)}, null);
      if (c != null) {
        int idIndex =  DbUtil.getFieldIndex(c, Peer._ID);
        int nameIndex =  DbUtil.getFieldIndex(c, Peer.NAME);
        int emailIndex =  DbUtil.getFieldIndex(c, Peer.EMAIL);
        int deviceIndex =  DbUtil.getFieldIndex(c, Peer.DEVICE);
        while (c.moveToNext()) {
          @SuppressWarnings({ "rawtypes", "unchecked" })
          HashMap<String, Object> data = new HashMap();
          data.put(Peer._ID, c.getInt(idIndex));
          data.put(Peer.NAME, c.getString(nameIndex));
          data.put(Peer.EMAIL, c.getString(emailIndex));
          data.put(Peer.DEVICE, c.getString(deviceIndex));
          result.add(data);
        }
      }
    } finally {
      if (c != null) {
        try {
          c.close();
        } catch (Exception e) {};
      }
    }

    return result;
  }

  @Override
  public void onItemClick(AdapterView<?> parent, View view, int position,
      long id) {
    if (mPickMode) {
      logger.debug("Picked: {} {}", position, mPeers.get(position).get(Peer._ID));
      Intent result = new Intent();
      result.setData(Uri.withAppendedPath(PeerRegistry.URI, String.valueOf(mPeers.get(position).get(Peer._ID))));
      result.putExtra(Peer.NAME, (String)mPeers.get(position).get(Peer.NAME));
      result.putExtra(Peer.EMAIL, (String)mPeers.get(position).get(Peer.EMAIL));
      result.putExtra(Peer.DEVICE, (String)mPeers.get(position).get(Peer.DEVICE));
      setResult(RESULT_OK, result);
      finish();
    } else {
      logger.debug("Got request to manage: {} {}", position, mPeers.get(position).get(Peer._ID));
      startActivity(new Intent(Intent.ACTION_EDIT, Uri.withAppendedPath(PeerRegistry.URI,
          String.valueOf(mPeers.get(position).get(Peer._ID)))));
    }
  }

  public static final int MENU_ITEM_PREFS = Menu.FIRST;

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    super.onCreateOptionsMenu(menu);

    menu.add(0, MENU_ITEM_PREFS, 0, "Preferences")
    .setShortcut('2', 'p')
    .setIcon(android.R.drawable.ic_menu_preferences);

    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case MENU_ITEM_PREFS:
      Intent prefsIntent = new Intent(Intent.ACTION_EDIT);
      prefsIntent.setClass(this, VdbPreferences.class);
      startActivity(prefsIntent);
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

}
Java Source Code List
