Android 仿360恶意广告拦截扫描-白红宇

[java]
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;  
        }  
    }  
  
}  
 
转载：http://blog.csdn.net/chaoyu168/article/details/49077223