Android Open Source - dashclock-wifiinfo Wifiinfo Widget

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From Project

Back to project page dashclock-wifiinfo.

License

The source code is released under:

Apache License

Java Source Code

package com.mridang.wifiinfo;
//from   w w  w. j  av a 2s .c o m
import java.util.Random;

import org.acra.ACRA;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.ResolveInfo;
import android.net.ConnectivityManager;
import android.net.Uri;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.provider.Settings;
import android.util.Log;

import com.google.android.apps.dashclock.api.DashClockExtension;
import com.google.android.apps.dashclock.api.ExtensionData;

/*
 * This class is the main class that provides the widget
 */
public class WifiinfoWidget extends DashClockExtension {

  /* This is the instance of the receiver that deals with cellular status */
  private ToggleReceiver objReceiver;

  /*
   * This class is the receiver for getting hotspot toggle events
   */
  private class ToggleReceiver extends BroadcastReceiver {

    /*
     * @see
     * android.content.BroadcastReceiver#onReceive(android.content.Context,
     * android.content.Intent)
     */
    @Override
    public void onReceive(Context ctxContext, Intent ittIntent) {

      onUpdateData(0);

    }

  }

  /*
   * @see
   * com.google.android.apps.dashclock.api.DashClockExtension#onInitialize
   * (boolean)
   */
  @Override
  protected void onInitialize(boolean booReconnect) {

    super.onInitialize(booReconnect);

    if (objReceiver != null) {

      try {

        Log.d("WifiinfoWidget", "Unregistered any existing status receivers");
        unregisterReceiver(objReceiver);

      } catch (Exception e) {
        e.printStackTrace();
      }

    }

    objReceiver = new ToggleReceiver();
    registerReceiver(objReceiver, new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED));
    registerReceiver(objReceiver, new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION));
    registerReceiver(objReceiver, new IntentFilter(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION));
    Log.d("WifiinfoWidget", "Registered the status receiver");

  }

  /*
   * @see com.google.android.apps.dashclock.api.DashClockExtension#onCreate()
   */
  public void onCreate() {

    super.onCreate();
    Log.d("WifiinfoWidget", "Created");
    ACRA.init(new AcraApplication(getApplicationContext()));

  }

  /*
   * @see
   * com.google.android.apps.dashclock.api.DashClockExtension#onUpdateData
   * (int)
   */
  @Override
  protected void onUpdateData(int intReason) {

    Log.d("WifiinfoWidget", "Fetching wireless network information");
    ExtensionData edtInformation = new ExtensionData();
    setUpdateWhenScreenOn(true);

    try {

      Log.d("WifiinfoWidget", "Airplane-mode is off");
      ConnectivityManager cmrConnectivity = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);

      Log.d("WifiinfoWidget", "Checking if connected to a wifi network");
      if (cmrConnectivity != null && cmrConnectivity.getNetworkInfo(ConnectivityManager.TYPE_WIFI) != null) {

        if (cmrConnectivity.getNetworkInfo(ConnectivityManager.TYPE_WIFI).isConnected()) {

          Log.d("WifiinfoWidget", "Connected to a wireless network");
          WifiManager wifManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
          WifiInfo wifInfo = wifManager.getConnectionInfo();

          if (wifInfo != null && !wifInfo.getSSID().trim().isEmpty()) {

            edtInformation.visible(true);
            edtInformation.status(wifInfo.getSSID().replaceAll("^\"|\"$", ""));
            edtInformation.expandedBody(wifInfo.getLinkSpeed() + WifiInfo.LINK_SPEED_UNITS);
            edtInformation.clickIntent(new Intent(Settings.ACTION_WIFI_SETTINGS));

          }

        } else {
          Log.d("WifiinfoWidget", "Not connected to a wireless network");
        }

      } else {
        Log.d("WifiinfoWidget", "No wireless connection available");
      }

      if (new Random().nextInt(5) == 0 && !(0 != (getApplicationInfo().flags & ApplicationInfo.FLAG_DEBUGGABLE))) {

        PackageManager mgrPackages = getApplicationContext().getPackageManager();

        try {

          mgrPackages.getPackageInfo("com.mridang.donate", PackageManager.GET_META_DATA);

        } catch (NameNotFoundException e) {

          Integer intExtensions = 0;
          Intent ittFilter = new Intent("com.google.android.apps.dashclock.Extension");
          String strPackage;

          for (ResolveInfo info : mgrPackages.queryIntentServices(ittFilter, 0)) {

            strPackage = info.serviceInfo.applicationInfo.packageName;
            intExtensions = intExtensions + (strPackage.startsWith("com.mridang.") ? 1 : 0);

          }

          if (intExtensions > 1) {

            edtInformation.visible(true);
            edtInformation.clickIntent(new Intent(Intent.ACTION_VIEW).setData(Uri
                .parse("market://details?id=com.mridang.donate")));
            edtInformation.expandedTitle("Please consider a one time purchase to unlock.");
            edtInformation
                .expandedBody("Thank you for using "
                    + intExtensions
                    + " extensions of mine. Click this to make a one-time purchase or use just one extension to make this disappear.");
            setUpdateWhenScreenOn(true);

          }

        }

      } else {
        setUpdateWhenScreenOn(true);
      }

    } catch (Exception e) {
      edtInformation.visible(false);
      Log.e("WifiinfoWidget", "Encountered an error", e);
      ACRA.getErrorReporter().handleSilentException(e);
    }

    edtInformation.icon(R.drawable.ic_dashclock);
    publishUpdate(edtInformation);
    Log.d("WifiinfoWidget", "Done");

  }

  /*
   * @see com.google.android.apps.dashclock.api.DashClockExtension#onDestroy()
   */
  public void onDestroy() {

    super.onDestroy();

    if (objReceiver != null) {

      try {

        Log.d("WifiinfoWidget", "Unregistered the status receiver");
        unregisterReceiver(objReceiver);

      } catch (Exception e) {
        e.printStackTrace();
      }

    }

    Log.d("WifiinfoWidget", "Destroyed");

  }

}

Java Source Code List

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