Android 仿360恶意广告拦截扫描

public class GalleryMoveTest extends Activity {
private TextView tv_hintTextView;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.gallerytest);
tv_hintTextView = (TextView) findViewById(R.id.tv_hint);
new AsyncTask<String, Integer, ArrayList<HashMap<String, Drawable>>>() {

@Override
protected ArrayList<HashMap<String, Drawable>> doInBackground(
String... params) {
ArrayList<HashMap<String, Drawable>> appList = null;
appList = getAppList();
return appList;
}

@Override
protected void onPostExecute(
final ArrayList<HashMap<String, Drawable>> result) {
super.onPostExecute(result);
if (result != null) {
final Gallery gallery = (Gallery) findViewById(R.id.gallery1);
gallery.setPadding(10, 10, 10, 10);
gallery.setAdapter(new ImageAdapter(GalleryMoveTest.this,
result));
final ProgressBar pBar = (ProgressBar) findViewById(R.id.pb_gallery);
pBar.setMax(result.size());
final Handler handler = new Handler() {
public void handleMessage(android.os.Message msg) {
int what = msg.what;
pBar.setProgress(what + 1);
gallery.setSelection(what);
tv_hintTextView.setText((what + 1) + "/"
+ result.size());
Log.i("max", "max:" + result.size() + "prog "
+ (what + 1));
}

};
new Thread(new Runnable() {

private int progress = 0;

@Override
public void run() {
while (progress < result.size()) {

try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
handler.sendEmptyMessage(progress++);
}

}
}).start();
}
}
}.execute();
}

private ArrayList<HashMap<String, Drawable>> getAppList() {
PackageManager pManager = getPackageManager();
List<ApplicationInfo> applications = pManager
.getInstalledApplications(0);
ArrayList<HashMap<String, Drawable>> list = null;
if (applications != null && applications.size() > 0) {
list = new ArrayList<HashMap<String, Drawable>>();
HashMap<String, Drawable> map = null;
for (ApplicationInfo applicationInfo : applications) {
map = new HashMap<String, Drawable>();
String name = applicationInfo.loadLabel(pManager).toString();
Drawable icon = applicationInfo.loadIcon(pManager);
map.put(name, icon);
list.add(map);
}
}
return list;
}

public class ImageAdapter extends BaseAdapter {
private Context mContext;
private ArrayList<HashMap<String, Drawable>> mList;

public ImageAdapter(Context context,
ArrayList<HashMap<String, Drawable>> list) {

this.mContext = context;
this.mList = list;
}

@Override
public int getCount() {
return mList.size();
}

@Override
public Object getItem(int position) {
return position;
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {
HashMap<String, Drawable> hashMap = mList.get(position);
Collection<Drawable> values = hashMap.values();
ImageView imageView = null;
for (Drawable drawable : values) {
imageView = new ImageView(mContext);
imageView.setScaleType(ScaleType.FIT_XY);
Gallery.LayoutParams galleryParams = new Gallery.LayoutParams(
100, 100);
imageView.setLayoutParams(galleryParams);
imageView.setImageDrawable(drawable);
}
return imageView;
}
}

}