android仿微信好友列表功能仿微信好友列表功能
android studio实现微信好友列表功能,注意有一个jar包我没有放上来,请大家到MainActivity中的那个网址里面下载即可,然
后把pinyin4j-2.5.0.jar复制粘贴到项目的app/libs文件夹里面,然后clean项目就可以使用了
实现效果图:
(1)在build.gradle中引用第三方的类库
compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
compile files('libs/pinyin4j-2.5.0.jar')
(2)在MainActivity:
public class MainActivity extends AppCompatActivity {
//参考网址:https://github.com/JanecineJohn/WeChatList
private RecyclerView contactList;
private String[] contactNames;
private LinearLayoutManager layoutManager;
private LetterView letterView;
private ContactAdapter adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
contactNames = new String[] {"安然","奥兹","德玛","张三丰", "郭靖", "黄蓉", "黄老邪", "赵敏", "123", "天山童姥", "任我行", "于万亭", "陈家洛", "韦小宝",
"$6", "穆人清", "陈圆圆", "郭芙", "郭襄", "穆念慈", "东方不败", "梅超风", "林平之", "林远图", "灭绝师太", "段誉", "鸠摩智"};
contactList = (RecyclerView) findViewById(R.id.contact_list);
letterView = (LetterView) findViewById(R.id.letter_view);
layoutManager = new LinearLayoutManager(this);
adapter = new ContactAdapter(this, contactNames);
contactList.setLayoutManager(layoutManager);
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