Android获取手机联系人电话号码并返回结果

<uses-permission android:name="android.permission.READ_CONTACTS"/>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  xmlns:tools="http://schemas.android.com/tools"  android:layout_width="match_parent"  android:layout_height="match_parent"  android:orientation="vertical" >  <TextView     android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:text="电话号码是："/>  <EditText     android:id="@+id/editNumber"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:editable="false"/>  <Button     android:id="@+id/buttonQuary"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:text="查询联系人"/></LinearLayout>

package com.getcontacts;import android.net.Uri;import android.os.Bundle;import android.app.Activity;import android.content.Intent;import android.database.Cursor;import android.util.Log;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.EditText;public class MainActivity extends Activity {  Button button;  EditText editText;  private Uri uri_DATA = Uri.parse("content://com.android.contacts/data");  @Override  protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    button = (Button) findViewById(R.id.buttonQuary);    editText = (EditText) findViewById(R.id.editNumber);    button.setOnClickListener(new OnClickListener() {      @Override      public void onClick(View arg0) {        // TODO Auto-generated method stub        editText.setText("");  //做跳转之前先把电话号码清空        Intent intent = new Intent(Intent.ACTION_PICK,            android.provider.ContactsContract.Contacts.CONTENT_URI);        startActivityForResult(intent, 1);      }    });  }  @Override  protected void onActivityResult(int requestCode, int resultCode, Intent data) {    // TODO Auto-generated method stub    super.onActivityResult(requestCode, resultCode, data);    if(requestCode == 1) { //请求码为1      Log.i("info","resultADD");      String strNumber = "";      if(data != null) { //判断返回的intent是不是为空        Uri uri = data.getData();        Log.i("info", uri.toString()); //在log打印出来获取的uri        Cursor cursor = getContentResolver().query(uri, null, null, null, null);        while(cursor.moveToNext()) {          String strID = cursor.getString(cursor.getColumnIndex("name_raw_contact_id"));          Cursor cursor2 = getContentResolver().query(uri_DATA, null,              "raw_contact_id = " + strID + " and mimetype_id = 5", null, null);          if(cursor2.moveToFirst()) {            strNumber = cursor2.getString(cursor2.getColumnIndex("data1"));            strNumber = strNumber.replace(" ", "");            strNumber = strNumber.replace("-", "");          }          cursor2.close();        }        cursor.close();        editText.setText(strNumber);      }    }  }}