GoogleAdsUtil.java

package com.newsrob.util;

import android.app.Activity;
import android.util.DisplayMetrics;
import android.view.View;
import android.view.ViewGroup;

import com.google.ads.AdViewListener;
import com.google.ads.GoogleAdView;
import com.newsrob.EntryManager;
import com.newsrob.NewsRob;
import com.newsrob.PL;
import com.newsrob.activities.AbstractNewsRobListActivity;
import com.newsrob.threetosix.R;

public class GoogleAdsUtil {

    private EntryManager entryManager;

    public GoogleAdsUtil(EntryManager entryManager) {
        this.entryManager = entryManager;
    }

    boolean shouldShowAd(Activity owningActivity) {

        final DisplayMetrics dm = new DisplayMetrics();
        owningActivity.getWindowManager().getDefaultDisplay().getMetrics(dm);

        final int dpHeight = (int) (dm.heightPixels / dm.density);
        final int dpWidth = (int) (dm.widthPixels / dm.density);

        final boolean isWithinProperDimensions = !(dpHeight < 400 || dpWidth > 600);

        final boolean isNetworkConnected = entryManager.isNetworkConnected(owningActivity);

        final boolean shouldShowAd = isWithinProperDimensions && isNetworkConnected;
        if (NewsRob.isDebuggingEnabled(owningActivity))
            PL.log("GoogleAdsUtil: shouldShowAd() withinDimension=" + isWithinProperDimensions + " networkConnected="
                    + isNetworkConnected + " result=" + shouldShowAd, owningActivity);
        return shouldShowAd;
    }

    public void showAds(final Activity owningActivity) {
        PL.log("GoogleAdsUtil: showAds.", owningActivity);
        if (!entryManager.shouldAdsBeShown())
            return;

        GoogleAdView av = (GoogleAdView) owningActivity.findViewById(com.newsrob.threetosix.R.id.adview);

        if (av == null && shouldShowAd(owningActivity)) {
            ViewGroup parent = (ViewGroup) owningActivity.findViewById(R.id.ad_parent);
            owningActivity.getLayoutInflater().inflate(R.layout.ad, parent);

            av = (GoogleAdView) owningActivity.findViewById(com.newsrob.threetosix.R.id.adview);
            av.setAutoRefreshSeconds(180);
            av.showAds(entryManager.getAdSenseSpec());
            // move ad container to the bottom
            if (owningActivity instanceof AbstractNewsRobListActivity
                    && EntryManager.ACTION_BAR_BOTTOM.equals(entryManager.getActionBarLocation())) {

                ViewGroup grandParent = (ViewGroup) parent.getParent();

                grandParent.removeView(parent);
                grandParent.addView(parent, grandParent.getChildCount() - 1);
            }

        }

        final GoogleAdView adView = av;

        if (adView != null) {
            final ViewGroup parent = (ViewGroup) av.getParent();
            if (shouldShowAd(owningActivity)) {
                // adView.setVisibility(View.VISIBLE);
            } else {

                parent.setVisibility(View.GONE);
                return;
            }

            if (adView.getAdViewListener() == null) {
                adView.setAdViewListener(new AdViewListener() {

                    @Override
                    public void onStartFetchAd() {
                        parent.setVisibility(View.GONE);
                    }

                    @Override
                    public void onFinishFetchAd() {
                        if (shouldShowAd(owningActivity))
                            parent.setVisibility(View.VISIBLE);
                        else
                            parent.setVisibility(View.GONE);
                    }

                    @Override
                    public void onAdFetchFailure() {
                        parent.setVisibility(View.GONE);
                    }

                    @Override
                    public void onClickAd() {
                    }
                });
            }

        }
    }

    public void hideAds(Activity articleActivity) {
        if (false)
            return;

        GoogleAdView adView = (GoogleAdView) articleActivity.findViewById(R.id.adview);
        if (adView != null) {
            final ViewGroup parent = (ViewGroup) adView.getParent();
            parent.setVisibility(View.GONE);
            parent.removeView(adView);
            adView.setAdViewListener(null);
        }

    }

}