public class ItemListDialogFragment extends BottomSheetDialogFragment { // TODO: Customize parameter argument names private static final String ARG_ITEM_COUNT = "item_count"; private Listener mListener; // TODO: Customize parameters public static ItemListDialogFragment newInstance(int itemCount) {  final ItemListDialogFragment fragment = new ItemListDialogFragment();  final Bundle args = new Bundle();  args.putInt(ARG_ITEM_COUNT, itemCount);  fragment.setArguments(args);  return fragment; } @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {  // 在這里將view的高度設(shè)置為精確高度，即可屏蔽向上滑動(dòng)不占全屏的手勢(shì)。  View view = inflater.inflate(R.layout.fragment_item_list_dialog, container, false);  view.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,    ScreenUtils.getScreenHeight(getActivity()) / 3 * 2));  return view; } @Override public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {  final RecyclerView recyclerView = (RecyclerView) view;  recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));  recyclerView.setAdapter(new ItemAdapter(getArguments().getInt(ARG_ITEM_COUNT))); } @Override public void onAttach(Context context) {  super.onAttach(context);  final Fragment parent = getParentFragment();  if (parent != null) {   mListener = (Listener) parent;  } else {   mListener = (Listener) context;  } } @Override public void onDetach() {  mListener = null;  super.onDetach(); } public interface Listener {  void onItemClicked(int position); } private class ViewHolder extends RecyclerView.ViewHolder {  final TextView text;  ViewHolder(LayoutInflater inflater, ViewGroup parent) {   // TODO: Customize the item layout   super(inflater.inflate(R.layout.fragment_item_list_dialog_item, parent, false));   text = (TextView) itemView.findViewById(R.id.text);   text.setOnClickListener(new View.OnClickListener() {    @Override    public void onClick(View v) {     if (mListener != null) {      mListener.onItemClicked(getAdapterPosition());      dismiss();     }    }   });  } } private class ItemAdapter extends RecyclerView.Adapter<ViewHolder> {  private final int mItemCount;  ItemAdapter(int itemCount) {   mItemCount = itemCount;  }  @Override  public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {   return new ViewHolder(LayoutInflater.from(parent.getContext()), parent);  }  @Override  public void onBindViewHolder(ViewHolder holder, int position) {   holder.text.setText(String.valueOf(position));  }  @Override  public int getItemCount() {   return mItemCount;  } }}

<android.support.v4.widget.SwipeRefreshLayout        android:id="@+id/sr1"        android:layout_width="match_parent"       android:layout_height="match_parent">        <ListView          android:id="@+id/lv"          android:layout_width="match_parent"          android:layout_height="wrap_content"/>      </android.support.v4.widget.SwipeRefreshLayout> 

public class ListViewActivity extends AppCompatActivity implements SwipeRefreshLayout.OnRefreshListener {   private SwipeRefreshLayout swipeRefreshLayout;   private ListView listView;   private List<String> list;   private ArrayAdapter adapter;    @Override   protected void onCreate(Bundle savedInstanceState) {     super.onCreate(savedInstanceState);     setContentView(R.layout.activity_list_view);     swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.sr1);     swipeRefreshLayout.setOnRefreshListener(this);     list = new ArrayList<>();     list.add("ssss");     listView = (ListView) findViewById(R.id.lv);     adapter = new ArrayAdapter(this         , android.R.layout.simple_list_item_1         , android.R.id.text1         , list);     listView.setAdapter(adapter);   }    @Override   public void onRefresh() {     new Handler().postDelayed(new Runnable() {       @Override       public void run() {         swipeRefreshLayout.setRefreshing(false);         adapter.clear();         list.add("1111");         adapter.notifyDataSetChanged();       }     }, 1000);   } }