本文导读目录：
recyclerview下拉刷新（XRecyclerView
XRecyclerView
运行效果：使用说明：xml????xmlns:tools=“(Bundle?savedInstanceState)?{????????super.onCreate(savedInstanceSta
te);????????setContentView(R.layout.activity_main);????????mRecyclerView?=?(XRecyclerView)this.findViewById(R.id.recyclerview);????????LinearLayoutManager?layoutManager?=?new?LinearLayoutManager(this);????????layoutManager.setOrientation(LinearLayoutManager.VERTICAL);????????mRecyclerView.setLayoutManager(layoutManager);????????mRecyclerView.setRefreshProgressStyle(ProgressStyle.BallSpinFadeLoader);????????mRecyclerView.setLaodingMoreProgressStyle(ProgressStyle.Pacm
an);????????mRecyclerView.setArrowImageView(R.drawable.iconfont_downgrey);????????View?header?=???LayoutInflater.from(this).inflate(R.layout.recyclerview_header,?(ViewGroup)findViewById(android.R.id.content),false);????????mRecyclerView.addHeaderView(header);????????mRecyclerView.setLoadingListener(new?XRecyclerView.LoadingListener()?{????????????Override???????????
?public?void?onRefresh()?{????????????????refreshTime?++;????????????????new?Handler().postDelayed(new?Runnable(){????????????????????public?void?run()?{????????????????????????listData.clear();????????????????????????for(int?i?=?;?i?《??;i++){????????????????????????????listData.add(“item“?+?i?+?“after?“?+?refreshTime?+?“?times?of?refresh“);????????????????????????}????????????????????????mAdapter.notifyDataSetChanged();????????????????????????mRecyclerView.refreshplete();????????????????????}????????????????},?);????????????//refresh?data?here????????????}??????苹果1(联想智能电视)??????Override????????????public?void?onLoadMore()?{????????????????new?Handler().postDelayed(new?Runnable(){????????????????????public?void?run()?{????????????????????????for(int?i?=?;?i?《??;i++){????????????????????????????listData.add(“item“?+?(i?+?listData.size())?);????????????????????????}????????????????????????mAdapter.notifyDataSetChanged();????????????????????????mRecyclerView.loadMoreplete();????????????????????}????????????????},?);????????????}????????});????????listData?=?new??ArrayList();????????mAdapter?=?new?MyAdapter(listData);????????for(int?i?=?;?i?《??;i++){????????????listData.add(“item“?+?i);????????}????????mRecyclerView.setAdapter(mAdapter);????}????Override????public?boolean?onCreateOptionsMenu(Menu?menu)?{????????//?Inflate?the?menu;?this?adds?items?to?the?action?bar?if?it?is?present.????????getMenuInflater().inflate(R.menu.menu_main,?menu);????????return?true;????}????Override????public?boolean?onOptionsItemSelected(MenuItem?item)?{????????//?Handle?action?bar?item?clicks?here.?The?action?bar?will????????//?automatically?handle?clicks?on?the?Home/Up?button,?so?long????????//?as?you?specify?a?parent?activity?in?AndroidManifest.xml.????????int?id?=?item.getItemId();????????//noinspection?SimplifiableIfStatement????????if?(id?==?R.id.action_settings)?{????????????return?true;????????}????????return?super.onOptionsItemSelected(item);????}}adapterpackage?.example.xrecyclerview;import?android.support.v.widget.RecyclerView;import?android.view.LayoutInflater;import?android.view.View;import?android.view.ViewGroup;import?android.widget.TextView;import?java.util.ArrayList;/**?*?Created?by?jianghejie?on?//.?*/public?class?MyAdapter?extends?RecyclerView.Adapter?{????public?ArrayList?datas?=?null;????public?MyAdapter(ArrayList?datas)?{????????this.datas?=?datas;????}????//创建新View，被LayoutManager所调用????Override????public?ViewHolder?onCreateViewHolder(ViewGroup?viewGroup,?int?viewType)?{????????View?view?=?LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.item,viewGroup,false);????????ViewHolder?vh?=?new?ViewHolder(view);????????return?vh;????}????//将数据与界面进行绑定的操作????Override????public?void?onBindViewHolder(ViewHolder?viewHolder,?int?position)?{????????viewHolder.mTextView.setText(datas.get(position));????}????//获取数据的数量????Override????public?int?getItemCount()?{????????return?datas.size();????}????//自定义的ViewHolder，持有每个Item的的所有界面元素????public?static?class?ViewHolder?extends?RecyclerView.ViewHolder?{????????public?TextView?mTextView;????????public?ViewHolder(View?view){????????????super(view);????????????mTextView?=?(TextView)?view.findViewById(R.id.text);????????}????}}
androidrecyclerview下拉刷新时为什么会清空上一次的列表然后再显示新的数据
使用官方的刷新控件SwipeRefreshLayout来实现下拉刷新，当RecyclerView滑到底部实现下拉加载（进度条效果用RecyclerView加载一个布局实现喜欢AndroidRecyclerView实现下拉刷新和上拉加载更多的网友,不妨看看下面这篇文章:/apk/res/android“android:layout_width=“match_parent“android:layout_height=“match_parent“》《android/apk/res/android“android:layout_width=“match_parent“android:layout_height=“match_parent“》《TextViewandroid:id=“+id/tv_item_footer_load_more“android:layout_width=“match_parent“android:layout_height=“wrap_content“android:layout_margin=“dp“android:gravity=“center“android:text=“上拉加载更多“/》《ProgressBarandroid:id=“+id/pb_item_footer_loading“android:layout_width=“match_parent“android:layout_height=“wrap_content“android:layout_margin=“dp“android:visibility=“gone“/》《/RelativeLayout》适配器publilassRecyclerAdapterextendsRecyclerViewIdNameLoadMore;}}/***获取数据集加上一个footer的数量*/OverridepublicintgetItemCount(){returndataList_item_id);tvName=(TextView)itemView_item_name);}}/***footer的ViewHolder*/publicstatilassFooterViewHolderextendsViewHolder{privateTextViewtvLoadMore;privateProgressBarpbLoading;publicFooterViewHolder(ViewitemView){super(itemView);tvLoadMore=(TextView)itemView_item_footer_load_more);pbLoading=(ProgressBar)itemView.findViewById(R.id.pb_item_footer_loading);}}/***显示正在加载的进度条，滑动到底部时，调用该方法，上拉就显示进度条，隐藏“上拉加载更多“*/publicvoidshowLoading(){if(pbLoading!=null&&tvLoadMore!=null){pbLoading.setVisibility(View.VISIBLE);tvLoadMore.setVisibility(View.GONE);}}/***显示上拉加载的文字，当数据加载完毕，调用该方法，隐藏进度条，显示“上拉加载更多”*/publicvoidshowLoadMore(){if(pbLoading!=null&&tvLoadMore!=null){pbLoading.setVisibility(View.GONE);tvLoadMore.setVisibility(View.VISIBLE);}}}
联想智能电视oppor上市价格（oppo手机r陶瓷黑
oppo手机r陶瓷黑
R手机的价格：R（G+G上市价格为元，R（G+G上市价格为元。R梦镜版梦镜红上市价格为元，陶瓷黑梦镜紫上市价格为元苹果1(联想智能电视)。R采用玻璃后盖，.英寸大屏幕，手感更好操作更顺畅。
联想智能电视标记pdf内容怎么操作(电脑上的pdf可以做标记吗)
本文主要介绍标记pdf内容怎么操作(电脑上的pdf可以做标记吗)，下面一起看看标记pdf内容怎么操作(电脑上的pdf可以做标记吗)相关资讯苹果1(联想智能电视)。
I.打开软件，然后单击打开-；浏览"要打开我们需要编辑的PDF文档。
二。打开文档后，在左侧的缩略图中选择需要标记注释的页面。
单击评论-；马克在软件界面顶部的工具栏中。
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