Android Open Source - websms Ads

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (C) 2011 Felix Bechstein/*from   www  . j a va2  s . c o m*/
 * 
 * This file is part of ub0rlib.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; If not, see <http://www.gnu.org/licenses/>.
 */
package de.ub0r.android.websms;

import java.util.Set;

import android.app.Activity;
import android.os.Build;
import android.view.View;
import android.webkit.WebViewDatabase;
import android.widget.LinearLayout;

import com.google.ads.Ad;
import com.google.ads.AdListener;
import com.google.ads.AdRequest;
import com.google.ads.AdRequest.ErrorCode;
import com.google.ads.AdSize;
import com.google.ads.AdView;

import de.ub0r.android.lib.Log;
import de.ub0r.android.lib.Utils;

/**
 * Class managing ads.
 * 
 * @author flx
 */
public final class Ads {
  /** Tag for output. */
  private static final String TAG = "ads";

  /** The previously used ad unit id. */
  private static String previousAdUnitId;

  /**
   * Default constructor.
   */
  private Ads() {

  }

  /**
   * Load ads.
   * 
   * @param activity
   *            activity to show ad in
   * @param adBase
   *            {@link LinearLayout} to ad the adView
   * @param unitId
   *            google's unit id
   * @param keywords
   *            keywords for the ads
   */
  public static void loadAd(final Activity activity, final int adBase,
      final String unitId, final Set<String> keywords) {
    Log.d(TAG, "loadAd(" + unitId + ")");

    final LinearLayout adframe = (LinearLayout) activity
        .findViewById(adBase);
    if (adframe == null) {
      Log.e(TAG, "adframe=null");
      return;
    } else if (!Utils.isApi(Build.VERSION_CODES.GINGERBREAD)) {
      Log.d(TAG, "API " + Build.VERSION.SDK + " <= FROYO");
      WebViewDatabase webViewDB = WebViewDatabase.getInstance(activity);
      if (webViewDB == null) {
        Log.e(TAG, "webViewDB == null");
        return;
      }
    }

    AdView adv;
    View v = adframe.getChildAt(0);
    if (v != null && v instanceof AdView) {
      // We have an existing adview
      if (previousAdUnitId == unitId) {
        // No change to unitId, use existing AdView
        adv = (AdView) v;
      } else {
        // unitId has changed, create a new AdView and replace the old
        adv = createAdView(activity, unitId);
        adframe.removeView(v);
        adframe.addView(adv);
      }
    } else {
      // This is our first time creating an AdView
      adv = createAdView(activity, unitId);
      adframe.addView(adv);
    }

    previousAdUnitId = unitId;

    final AdRequest ar = new AdRequest();
    if (keywords != null) {
      ar.setKeywords(keywords);
    }

    adv.setAdListener(new AdListener() {
      @Override
      public void onReceiveAd(final Ad ad) {
        Log.d(TAG, "got ad: " + ad.toString());
        adframe.setVisibility(View.VISIBLE);
      }

      @Override
      public void onPresentScreen(final Ad ad) {
        // nothing todo
      }

      @Override
      public void onLeaveApplication(final Ad ad) {
        // nothing todo
      }

      @Override
      public void onFailedToReceiveAd(final Ad ad, final ErrorCode err) {
        Log.i(TAG, "failed to load ad: " + err);
      }

      @Override
      public void onDismissScreen(final Ad arg0) {
        // nothing todo
      }
    });
    Log.d(TAG, "send request");
    adv.loadAd(ar);
    Log.d(TAG, "loadAd() end");
  }

  /**
   * Create {@link AdView}.
   * 
   * @param activity
   *            {@link Activity}
   * @param unitId
   *            admob unit id
   * @return {@link AdView}
   */
  private static AdView createAdView(final Activity activity,
      final String unitId) {
    AdView adv = new AdView(activity, AdSize.SMART_BANNER, unitId);
    return adv;
  }
}

Java Source Code List

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