调用系统文件管理器

//调用系统自带的文件管理器


package com.mayi.systemfile;

import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Toast;

/**
 * MainActivity
 * @author mayi
 * @date 2014-12-29
 */
public class MainActivity extends Activity {

private static final int FILE_SELECT_CODE = 0X111;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}

public void OpenSystemFile(View v) {
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
intent.addCategory(Intent.CATEGORY_OPENABLE);
try {
startActivityForResult(Intent.createChooser(intent, "请选择文件!"),
FILE_SELECT_CODE);
} catch (android.content.ActivityNotFoundException ex) {
// Potentially direct the user to the Market with a Dialog
Toast.makeText(this, "请安装文件管理器", Toast.LENGTH_SHORT).show();
}
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

/** 根据返回选择的文件，来进行操作 **/
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
if (resultCode == Activity.RESULT_OK) {
// Get the Uri of the selected file
Uri uri = data.getData();
}
super.onActivityResult(requestCode, resultCode, data);
}
}

DEMO： http://download.csdn.net/detail/caiwenfeng_for_23/8312581