android--------根据文件路径加载指定文件

Android根据指定的文件路径，加载该路径下指定文件格式（图片格式 png, gif,jpg jpeg）的文件相关信息的列表。

如图：

android--------根据文件路径加载指定文件_第1张图片

MainActivity.java

public class MainActivity extends Activity {private ListView mListview;private List list;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);initView();}private void initView() {// TODO Auto-generated method stubmListview = (ListView) findViewById(R.id.listview);list = Util.getSDPathFrom();mListview.setAdapter(new Adapter(MainActivity.this));}class Adapter extends BaseAdapter {private LayoutInflater inflater;private Context context;public Adapter(Context context) {this.context = context;this.inflater = LayoutInflater.from(context);}@Overridepublic int getCount() {return list.size();}@Overridepublic Object getItem(int position) {return list.get(position);}@Overridepublic long getItemId(int position) {return 0;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {ViewHolder holder;if (null == convertView) {convertView = inflater.inflate(R.layout.item_mytask_file_listview, null);holder = new ViewHolder(convertView);convertView.setTag(holder);} else {holder = (ViewHolder) convertView.getTag();}AddFileInfo info = (AddFileInfo) getItem(position);holder.img.setImageBitmap(Util.convertToBitmap(info.getPath(), 99, 99));holder.tv_name.setText("文件名称：" + info.getName());holder.size.setText("文件大小：" + info.getSize());holder.time.setText("文件创建时间：" + info.getTime());return convertView;}}class ViewHolder {private TextView tv_name;private TextView size;private TextView time;private ImageView img;public ViewHolder(View view) {img = (ImageView) view.findViewById(R.id.img);tv_name = (TextView) view.findViewById(R.id.item_file_name);size = (TextView) view.findViewById(R.id.item_file_size);time = (TextView) view.findViewById(R.id.item_file_time);}}}

不要忘记在AndroidManifest.xml加权限哦！

源码点击下载：https://github.com/DickyQie/android-file

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