安卓最简通讯录操作样例

下面样例包含新增通讯录和删除通讯录操作

1.Activity文件（ContactOPActivity.java）

<pre class="java" name="code">package com.example.contacttest;

import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract.Data;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class ContactOPActivity extends Activity implements OnClickListener {

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

		Button addContactButton = (Button)findViewById(R.id.delContactButton);
		Button delContactButton = (Button)findViewById(R.id.addContactButton);
		
		addContactButton.setOnClickListener(this);
		delContactButton.setOnClickListener(this);
	}

	@Override
	public void onClick(View v) {
		EditText nameEditText = (EditText)findViewById(R.id.nameEditText);
		EditText phoneNumEditText = (EditText)findViewById(R.id.phoneNumEditText);
		EditText emailEditText = (EditText)findViewById(R.id.emailEditText);
		String name = nameEditText.getText().toString();
		String phoneNum = phoneNumEditText.getText().toString();
		String email = emailEditText.getText().toString();
		
		switch (v.getId()) {
		case R.id.delContactButton:
			delContact(name);
			Toast.makeText(this, "Deleted "+name, Toast.LENGTH_LONG).show();
			break;
		case R.id.addContactButton: 
			addContact(name,phoneNum,email);
			Toast.makeText(this, "Added "+name, Toast.LENGTH_LONG).show();
			break;
		}
	}

	private void delContact(String name) {
		Uri uri = Uri.parse("content://com.android.contacts/raw_contacts");
		ContentResolver resolver = this.getApplicationContext()
				.getContentResolver();
		Cursor cursor = resolver.query(uri, new String[] { Data._ID },
				"display_name=?", new String[] { name }, null);
		if (cursor.moveToFirst()) {
			int id = cursor.getInt(0);
			resolver.delete(uri, "display_name=?", new String[] { name });
			uri = Uri.parse("content://com.android.contacts/data");
			resolver.delete(uri, "raw_contact_id=?", new String[] { id + "" });
		}
	}

	private void addContact(String name,String phoneNum,String email) {
		Uri uri = Uri.parse("content://com.android.contacts/raw_contacts");
		ContentResolver resolver = this.getApplicationContext()
				.getContentResolver();
		ContentValues values = new ContentValues();
		long contac_id = ContentUris.parseId(resolver.insert(uri, values));
		uri = Uri.parse("content://com.android.contacts/data");
		values.put("raw_contact_id", contac_id);
		values.put(Data.MIMETYPE, "vnd.android.cursor.item/name");
		values.put("data2", name);
		values.put("data1", name);
		resolver.insert(uri, values);
		values.clear();
		values.put("raw_contact_id", contac_id);
		values.put(Data.MIMETYPE, "vnd.android.cursor.item/phone_v2");
		values.put("data2", "2");
		values.put("data1", phoneNum);
		resolver.insert(uri, values);
		values.clear();
		values.put("raw_contact_id", contac_id);
		values.put(Data.MIMETYPE, "vnd.android.cursor.item/email_v2");
		values.put("data2", "2");
		values.put("data1", email);
		resolver.insert(uri, values);
		values.clear();
	}
}

2.layout文件：contact_op.xml

<?xml version="1.0" encoding="utf-8"?>
<TableLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <TableRow
        android:id="@+id/tableRow1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/textView1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Name:" />

        <EditText
            android:id="@+id/nameEditText"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:ems="10" 
            android:text="jerry">
        </EditText>
    </TableRow>

    <TableRow
        android:id="@+id/tableRow2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/textView2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Phone:" />

        <EditText
            android:id="@+id/phoneNumEditText"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:ems="10" 
            android:text="13500000000">
        </EditText>
    </TableRow>

    <TableRow
        android:id="@+id/tableRow3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" >

        <TextView
            android:id="@+id/textView3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Email:" />

        <EditText
            android:id="@+id/emailEditText"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:ems="10" 
            android:text="test@xx.com">
        </EditText>
    </TableRow>

    <TableRow
        android:id="@+id/tableRow4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" >

        <Button
            android:id="@+id/addContactButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Add" />

        <Button
            android:id="@+id/delContactButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Delete" />
    </TableRow>

</TableLayout>

3.manifest配置文件

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.contacttest"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="21" />
    <!-- 读联系人权限 -->
    <uses-permission android:name="android.permission.READ_CONTACTS" />
    <!-- 写联系人权限 -->
    <uses-permission android:name="android.permission.WRITE_CONTACTS" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".ContactOPActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>