Android仿微信滑动弹出编辑、删除菜单效果、增加下拉刷新功能

<android.support.v4.widget.SwipeRefreshLayout 
  android:id="@+id/swipeRefreshMusic" 
  android:layout_width="match_parent" 
  android:layout_height="wrap_content"> 
 
  <com.baoyz.swipemenulistview.SwipeMenuListView 
    android:id="@+id/listViewMusic" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" /> 
 
</android.support.v4.widget.SwipeRefreshLayout> 

public class MusicAdapter extends BaseAdapter { 
 
  private List<Music> mDatas; 
 
  private Context mContext; 
 
  public MusicAdapter(List<Music> mDatas, Context mContext) { 
    this.mDatas = mDatas; 
    this.mContext = mContext; 
  } 
 
  @Override 
  public int getCount() { 
    return mDatas.size(); 
  } 
 
  @Override 
  public Music getItem(int position) { 
    return mDatas.get(position); 
  } 
 
  @Override 
  public long getItemId(int position) { 
    return position; 
  } 
 
  @Override 
  public View getView(int position, View convertView, ViewGroup parent) { 
    if (convertView == null) { 
      convertView = View.inflate(mContext, R.layout.list_item_music, null); 
      new ViewHolder(convertView); 
    } 
 
    ViewHolder holder = (ViewHolder) convertView.getTag(); 
 
    Music music = mDatas.get(position); 
 
    holder.textTitle.setText(music.title); 
    holder.textDesc.setText(music.desc); 
 
    return convertView; 
  } 
 
  class ViewHolder { 
    TextView textTitle; 
    TextView textDesc; 
 
    public ViewHolder(View view) { 
      textTitle = (TextView) view.findViewById(R.id.textTitle); 
      textDesc = (TextView) view.findViewById(R.id.textDesc); 
      view.setTag(this); 
    } 
  } 
} 

public class MainActivity extends AppCompatActivity { 
 
  @ViewInject(R.id.listViewMusic) 
  private SwipeMenuListView listViewMusic; 
 
  @ViewInject(R.id.swipeRefreshMusic) 
  private SwipeRefreshLayout swipeRefreshMusic; 
 
  private List<Music> musics; 
 
  private MusicAdapter musicAdapter; 
 
  @Override 
  protected void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    setContentView(R.layout.activity_main); 
 
    x.view().inject(this); 
    musics = new ArrayList<>(); 
 
    for (int i = 0; i < 4; i++) { 
 
      Music music = new Music(); 
      music.title = "上邪 : " + i; 
      music.desc = "我欲与君相知，长命无绝衰"; 
      musics.add(music); 
    } 
 
    musicAdapter = new MusicAdapter(musics, this); 
    listViewMusic.setAdapter(musicAdapter); 
 
    SwipeMenuCreator swipeMenuCreator = new SwipeMenuCreator() { 
      @Override 
      public void create(SwipeMenu menu) { 
        // create "edit" item 
        SwipeMenuItem editItem = new SwipeMenuItem( 
            getApplicationContext()); 
        // set item background 
        editItem.setBackground(new ColorDrawable(Color.rgb(0xC9, 0xC9, 
            0xCE))); 
        // set item width 
        editItem.setWidth(dp2px(90)); 
        // set item title 
        editItem.setTitle("编辑"); 
        // set item title fontsize 
        editItem.setTitleSize(18); 
        // set item title font color 
        editItem.setTitleColor(Color.WHITE); 
        // add to menu 
        menu.addMenuItem(editItem); 
 
        // create "edit" item 
        SwipeMenuItem deleteItem = new SwipeMenuItem( 
            getApplicationContext()); 
        // set item background 
        deleteItem.setBackground(new ColorDrawable(Color.parseColor("#ff0000"))); 
        // set item width 
        deleteItem.setWidth(dp2px(90)); 
        // set item title 
        deleteItem.setTitle("删除"); 
        // set item title fontsize 
        deleteItem.setTitleSize(18); 
        // set item title font color 
        deleteItem.setTitleColor(Color.WHITE); 
        // add to menu 
        menu.addMenuItem(deleteItem); 
      } 
    }; 
 
    listViewMusic.setMenuCreator(swipeMenuCreator); 
 
    listViewMusic.setOnMenuItemClickListener(new SwipeMenuListView.OnMenuItemClickListener() { 
      @Override 
      public boolean onMenuItemClick(int position, SwipeMenu menu, int index) { 
        switch (index) {// index即是操作menu添加的顺序 
          case 0: 
            Toast.makeText(MainActivity.this, "编辑 : " + position, Toast.LENGTH_SHORT).show(); 
            break; 
          case 1: 
            Toast.makeText(MainActivity.this, "删除 : " + position, Toast.LENGTH_SHORT).show(); 
            musics.remove(position); 
            musicAdapter.notifyDataSetChanged(); 
            break; 
        } 
 
        return false; 
      } 
    }); 
 
    swipeRefreshMusic.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { 
      @Override 
      public void onRefresh() { 
 
        swipeRefreshMusic.setRefreshing(true); 
        new Handler().postDelayed(new Runnable() { 
          @Override 
          public void run() { 
 
            for (int i = 0; i < 4; i++) { 
 
              Music music = new Music(); 
              music.title = "无缘 : " + i; 
              music.desc = "风雨千山玉独行，天下倾心叹无缘"; 
              musics.add(music); 
            } 
            musicAdapter.notifyDataSetChanged(); 
 
            swipeRefreshMusic.setRefreshing(false); 
          } 
        }, 2000); 
 
      } 
    }); 
  } 
 
  private int dp2px(int dp) { 
    return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, 
        getResources().getDisplayMetrics()); 
  } 
}