33-Action跳转StartActivityForResult获取返回的结果

MainActivity.java

package com.example.test;import android.net.Uri;import android.os.Bundle;import android.provider.ContactsContract;import android.app.Activity;import android.content.Intent;import android.database.Cursor;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.EditText;import android.support.v4.app.NavUtils;public class MainActivity extends Activity {protected static final int PICK_CONTACT = 0;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Button bn = (Button) findViewById(R.id.bn);// 添加监听事件bn.setOnClickListener(new OnClickListener() {public void onClick(View v) {Intent intent = new Intent();intent.setAction(Intent.ACTION_GET_CONTENT);intent.setType("vnd.android.cursor.item/phone");startActivityForResult(intent, PICK_CONTACT);}});}@Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) {super.onActivityResult(requestCode, resultCode, data);switch (requestCode) {case (PICK_CONTACT):if (resultCode == Activity.RESULT_OK) {Uri contactData = data.getData();Cursor cursor = managedQuery(contactData, null, null, null,null);if (cursor.moveToFirst()) {String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));String name = cursor.getString(cursor.getColumnIndexOrThrow(ContactsContract.Contacts.DISPLAY_NAME));String phoneNumber = "此联系人暂未输入电话号码";System.out.println("----------------------" + contactId);Cursor phones = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,null,ContactsContract.CommonDataKinds.Phone.CONTACT_ID+ "=" + contactId, null, null);System.out.println("=====================" + phones);if (phones.moveToFirst()) {phoneNumber = phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));}phones.close();EditText show = (EditText) findViewById(R.id.show);show.setText(name);EditText phone = (EditText) findViewById(R.id.phone);phone.setText(phoneNumber);}cursor.close();}break;}}}

activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <EditText        android:id="@+id/show"        android:layout_width="fill_parent"        android:layout_height="wrap_content" >    </EditText>    <EditText        android:id="@+id/phone"        android:layout_width="fill_parent"        android:layout_height="wrap_content" >    </EditText>    <Button        android:id="@+id/bn"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Button" /></LinearLayout>

AndroidMeniFest.xml中设置用户的权限

 <!-- 设置权限 -->    <uses-permission android:name="android.permission.READ_CONTACTS" />    <uses-permission android:name="android.permission.WRITE_CONTACTS" />