获取手机号码联系人，短信信息

最新推荐文章于 2023-02-17 11:26:28 发布

丶这样

最新推荐文章于 2023-02-17 11:26:28 发布

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本文链接：https://blog.youkuaiyun.com/qq_37074763/article/details/56336208

本文介绍了一个简单的Android应用程序，该程序能够从设备中读取联系人的姓名、电话号码及电子邮件地址，并通过ListView进行展示。

为了方便以后自己用留的代码

mainActivity

package com.example.android51;


import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import android.app.Activity;
import android.content.ContentResolver;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.ContactsContract.CommonDataKinds.Email;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.RawContacts;
import android.widget.ListView;
import android.widget.SimpleAdapter;

public class MainActivity extends Activity {

    private ListView mLvShow;
    private List<Map<String, String>> dataList;
    private SimpleAdapter adapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mLvShow = (ListView) findViewById(R.id.lv_show);
        dataList = getDataList();
        adapter = new SimpleAdapter(this, dataList, R.layout.simple_contacts_item//
                , new String[] { "name", "number", "email" }//
                , new int[] { R.id.tv_name, R.id.tv_number, R.id.tv_email });
        mLvShow.setAdapter(adapter);
    }

    /**
     * 加载数据
     *
     * @return
     */
    private List<Map<String, String>> getDataList() {
        List<Map<String, String>> list = new ArrayList<Map<String, String>>();
        ContentResolver resolver = getContentResolver();
        Cursor cursor = resolver.query(RawContacts.CONTENT_URI,
                new String[] { RawContacts._ID, RawContacts.DISPLAY_NAME_PRIMARY }//
                , null, null, null);
        while (cursor.moveToNext()) {
            Map<String, String> map = new HashMap<String, String>();
            String id = cursor.getString(cursor.getColumnIndex(RawContacts._ID));// "_id"
            String name = cursor.getString(cursor.getColumnIndex(RawContacts.DISPLAY_NAME_PRIMARY));// "display_name"
            map.put("name", name);

            // 联系人号码
            Cursor phoneCursor = resolver.query(Phone.CONTENT_URI//
                    , new String[] { Phone.NUMBER }// "data1"
                    , "raw_contact_id=?", new String[] { id }, null);
            if (phoneCursor.moveToNext()) {
                String number = phoneCursor.getString(phoneCursor.getColumnIndex(Phone.NUMBER));
                map.put("number", number);
            }

            // 联系人邮箱
            Cursor emailCursor = resolver.query(Email.CONTENT_URI//
                    , new String[] { Email.ADDRESS}// "data1"
                    , "raw_contact_id=?", new String[] { id }, null);
            if (emailCursor.moveToNext()) {
                String email = emailCursor.getString(emailCursor.getColumnIndex(Email.ADDRESS));
                map.put("email", email);
            }
            list.add(map);
        }
        return list;
    }
}

Layout

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">
    <ImageView
        android:id="@+id/imageView_item_icon"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        />

    <TextView
        android:id="@+id/text_item_address"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_marginLeft="30dp"
        android:layout_toRightOf="@+id/imageView_item_icon"
        android:text="TextView" />

    <TextView
        android:id="@+id/text_item_body"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@+id/imageView_item_icon"
        android:layout_alignLeft="@+id/text_item_address"
        android:text="TextView" />

    <TextView
        android:id="@+id/text_item_date"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_alignParentTop="true"
        android:text="TextView" />
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:padding="10dp" >

    <TextView
        android:id="@+id/tv_name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="name"
        android:textSize="22sp" />

    <TextView
        android:id="@+id/tv_number"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/tv_name"
        android:text="number" />

    <TextView
        android:id="@+id/tv_email"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@id/tv_name"
        android:layout_marginLeft="10dp"
        android:layout_toRightOf="@id/tv_number"
        android:text="email" />

</RelativeLayout>