List<PackageInfo> packages = getPackageManager().getInstalledPackages(0);

        for (PackageInfo i : packages) {

            if ((i.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {

                this.packages.add(i);

            }   

        }

iv.setImageDrawable(info.applicationInfo.loadIcon(context.getPackageManager()));

tv.setText(info.applicationInfo.loadLabel(context.getPackageManager()));

 public void uninstall(PackageInfo info){

        Intent intent = new Intent();

        intent.setAction(Intent.ACTION_DELETE);

        intent.setData(Uri.parse(String.format("package:%s", info.packageName)));

        startActivity(intent);

    }

  public void install(View v){

        Intent intent = new Intent();

        intent.setAction(Intent.ACTION_VIEW);

        File file = new File(Environment.getExternalStorageDirectory(),"XXX.apk");

        intent.setDataAndType(Uri.fromFile(file), "application/vnd.android.package-archive");

        startActivity(intent);

    }

 /**

     * 应用信息

     * @param info

     */

    private void toAppInfo(PackageInfo info)

    {

        Uri uri = Uri.parse("package:" + info.packageName);// 包名，指定该应用

        Intent intent = new Intent("android.settings.APPLICATION_DETAILS_SETTINGS", uri);

        startActivity(intent);

    }