Android Open Source - AndFileTranser Main Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.server;
//from  ww w . j a  va 2s. co  m
import java.util.ArrayList;
import java.util.HashMap;
import android.app.Activity;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.KeyEvent;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity
{
  private TextView mServerText;
  private TextView mConnNumsText;
  private TextView mStatusText;
  private Server mServer;
  private ListView mListView;

  private AcceptFileAdapter mAdapter;
  /**??????????**/
  private HashMap<Integer, UpdateInfo> mInfoMap = new HashMap<Integer, UpdateInfo>();
  private ArrayList<Object> mInfoList = new ArrayList<Object>();
  private UpdateInfo mInfo;//?????
  /**???????????**/
  public static final int MSG_CONN = 0;
  /**???????**/
  public static final int MSG_TRANS = 1;

  private Handler mHandler = new Handler() {

    public void handleMessage(Message msg) {
      switch (msg.what) {
      case MSG_TRANS:
        mInfo = (UpdateInfo) msg.obj;
        if (mInfoList.size() == 0) {
          mInfoList.add(mInfo);
          mInfoMap.put(0, mInfo);
        } else {
          int itemIndex = mInfoList.indexOf(mInfo);
          if (itemIndex != -1) {
            mInfoMap.put(itemIndex, mInfo);
          } else {
            mInfoList.add(mInfo);
            mInfoMap.put(mInfoList.size() - 1, mInfo);
          }
        }
        mAdapter.notifyDataSetChanged();
        mStatusText.setText(getString(R.string.isreciving) + mInfo.getFileName() + "       "
            + (int) ((double) mInfo.getAcceptLength() / mInfo.getTotalLength() * 100) + getString(R.string.percent));
        break;
      case MSG_CONN:
        mConnNumsText.setText(mServer.getConnNums());
        String s = (String) msg.obj;
        if (isWiFiActive(getBaseContext())) {
          mStatusText.setText(s);
        } else {
          mStatusText.setText(getString(R.string.neterror));
        }
        break;
      }
      super.handleMessage(msg);
    }
  };

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.server);
    initMethod();
  }

  /**
   * ?????
   */
  public void initMethod() {

    mListView = (ListView) findViewById(R.id.listView);
    mAdapter = new AcceptFileAdapter(this, mInfoMap);
    mListView.setAdapter(mAdapter);
    mServerText = (TextView) findViewById(R.id.info);
    mConnNumsText = (TextView) findViewById(R.id.connNum);
    mStatusText = (TextView) findViewById(R.id.status);

    if (!isWiFiActive(this)) {
      mServerText.setText(getString(R.string.wifiunable));
      mStatusText.setText(getString(R.string.neterror));
      displayToast(getString(R.string.wifiunable));
      mConnNumsText.setText(""+0);
    } else {//wifi???? ??????????
      mStatusText.setText(R.string.waitconn);
      mServerText.setText(getIp());
      mServer = new Server(mHandler,getResources());
      mServer.startServer();
      mConnNumsText.setText(mServer.getConnNums());
    }
    
  }

  public void displayToast(String str) {
    Toast.makeText(this, str, 0).show();
  }

  /**
   * ???wifi??????????
   * 
   * @param context
   * @return
   */
  public static boolean isWiFiActive(Context inContext) {
    Context context = inContext.getApplicationContext();
    ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
    if (connectivity != null) {
      NetworkInfo[] info = connectivity.getAllNetworkInfo();
      if (info != null) {
        for (int i = 0; i < info.length; i++) {
          if (info[i].getTypeName().equals("WIFI") && info[i].isConnected()) {
            return true;
          }
        }
      }
    }
    return false;
  }

  /**
   * ??WifiManager???IP
   * 
   * @return
   */
  public String getIp() {

    //???wifi????
    WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
    //???wifi?????
    if (!wifiManager.isWifiEnabled()) {
      wifiManager.setWifiEnabled(true);
    }
    WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    int ipAddress = wifiInfo.getIpAddress();
    String ip = intToIp(ipAddress);
    return ip;

  }

  private String intToIp(int i) {
    return (i & 0xFF) + "." + ((i >> 8) & 0xFF) + "." + ((i >> 16) & 0xFF) + "." + (i >> 24 & 0xFF);
  }

  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
      //???????
      if(mServer!=null){
        mServer.close();
      }    
    }
    return super.onKeyDown(keyCode, event);
  }

}

Java Source Code List

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