2. 程式人生 > >TabLayout、Xlistview根據圖片數量多條目載入

TabLayout、Xlistview根據圖片數量多條目載入

阿新 • • 發佈：2018-12-16

package liyuanqi.bwie.com.zhoukao3lx;

import android.support.design.widget.TabLayout; import android.support.v4.view.ViewPager; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.MotionEvent; import android.view.View;

import java.util.ArrayList; import java.util.List;

public class MainActivity extends AppCompatActivity { ViewPager pagerx; TabLayout tabs; MyPagerAdapter myPagerAdapter; List fragmnetList; List titlelist; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); pagerx = findViewById(R.id.pagerx); tabs = findViewById(R.id.tabs); initdata(); pagerdata(); }

private void pagerdata() {
     myPagerAdapter = new MyPagerAdapter(getSupportFragmentManager());
     myPagerAdapter.listData(titlelist,fragmnetList);
     tabs.setTabMode(TabLayout.MODE_SCROLLABLE);
     tabs.setupWithViewPager(pagerx);
     pagerx.setAdapter(myPagerAdapter);
}

private void initdata() {
    titlelist=new ArrayList<>();
    titlelist.add("全部");
    titlelist.add("國內");
    titlelist.add("國際");
    titlelist.add("科技");
    titlelist.add("股市");
    titlelist.add("美股");
    titlelist.add("財經");
    titlelist.add("社會");
    titlelist.add("體育");
    titlelist.add("娛樂");
    titlelist.add("軍事");
    titlelist.add("科技");
   fragmnetList=new ArrayList<>();
   fragmnetList.add(new Fragmnet(this,"2509"));
    fragmnetList.add(new Fragmnet(this,"2510"));
    fragmnetList.add(new Fragmnet(this,"2511"));
    fragmnetList.add(new Fragmnet(this,"2515"));
    fragmnetList.add(new Fragmnet(this,"2517"));
    fragmnetList.add(new Fragmnet(this,"2518"));
    fragmnetList.add(new Fragmnet(this,"2516"));
    fragmnetList.add(new Fragmnet(this,"2669"));
    fragmnetList.add(new Fragmnet(this,"2512"));
    fragmnetList.add(new Fragmnet(this,"2513"));
    fragmnetList.add(new Fragmnet(this,"2514"));
    fragmnetList.add(new Fragmnet(this,"2515"));

}

}

package liyuanqi.bwie.com.zhoukao3lx;

import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentPagerAdapter; import android.support.v4.view.PagerAdapter;

import java.util.List;

class MyPagerAdapter extends FragmentPagerAdapter{ private List mytitlelist; List myfragmnetList; public MyPagerAdapter(FragmentManager fm) { super(fm); } public void listData(List titlelist, List fragmnetList) { this.myfragmnetList=fragmnetList; this.mytitlelist=titlelist; } @Override public Fragment getItem(int position) { return myfragmnetList.get(position); }

@Override
public int getCount() {
    return myfragmnetList.size();
}

@Override
public CharSequence getPageTitle(int position) {
    return mytitlelist.get(position);
}

}

package liyuanqi.bwie.com.zhoukao3lx;

import android.annotation.SuppressLint; import android.content.Context; import android.os.AsyncTask; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.TextView; import android.widget.Toast;

import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import java.util.Date; import java.util.List;

import me.maxwin.view.XListView;

@SuppressLint(“ValidFragment”) public class Fragmnet extends Fragment { private Context context; private String lid; XListView xlsv; int pager=1; MyxlvAdapter myxlvAdapter; String wz2; public Fragmnet(Context context, String lid) { this.context = context; this.lid = lid; }

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    View view = View.inflate(getActivity(), R.layout.fram, null);
     xlsv = view.findViewById(R.id.xlsv);
    Log.i("lyq",""+lid);
    xlsv.setPullRefreshEnable(true);
    xlsv.setPullLoadEnable(true);

    xlsv.setRefreshTime(new Date().toString());
        xlsv.setXListViewListener(new XListView.IXListViewListener() {
            @Override
            public void onRefresh() {
                pager=1;
                httpchuli(pager);
            }
            @Override
            public void onLoadMore() {
                httpchuli(pager);
            }
        });
     myxlvAdapter = new MyxlvAdapter(getActivity());
     xlsv.setAdapter(myxlvAdapter);
    httpchuli(pager);
    return view;
}
private void httpchuli(int pager) {
    Log.i("lyq",""+lid);
   // String ida="&lid="+lid;
    //&lid=2509
    String wz1="https://feed.mix.sina.com.cn/api/roll/get?pageid=153&k=&num=20&page=";

        wz2=wz1+pager+"&lid="+lid;


    new AsyncTask<String, Void, List<JsonBean.ResultBean.DataBean>>() {
        @Override
        protected List<JsonBean.ResultBean.DataBean> doInBackground(String... strings) {

            return HttpUtile.httpdate(strings[0]);
        }

        @Override
        protected void onPostExecute(List<JsonBean.ResultBean.DataBean> dataBeans) {
            super.onPostExecute(dataBeans);
            Log.e("lyqqweqw",""+dataBeans);
            if (dataBeans==null){
                Toast.makeText(getActivity(),"資料請求失敗",Toast.LENGTH_SHORT).show();
                return;
            }
            adapterdate(dataBeans);
            pagerdizheng();
        }


    }.execute(wz2);
}
private void pagerdizheng() {
    pager++;
    xlsv.stopRefresh();
    xlsv.stopLoadMore();
}
private void adapterdate(List<JsonBean.ResultBean.DataBean> dataBeans) {
    if (pager==1){
        myxlvAdapter.datas(dataBeans);
    }else {
        myxlvAdapter.adddatas(dataBeans);
    }
}

}

package liyuanqi.bwie.com.zhoukao3lx;

import android.content.Context; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.ImageView; import android.widget.TextView;

import com.nostra13.universalimageloader.core.ImageLoader;

import java.util.ArrayList; import java.util.List;

class MyxlvAdapter extends BaseAdapter{ private Context context; List<JsonBean.ResultBean.DataBean> list; final static int ONE=0; final static int TOW=1; final static int THREE=2; final static int FOUR=3; final static int FIVE=4;

public MyxlvAdapter(Context context) {
    this.context = context;
    list=new ArrayList<>();
}

public void datas(List<JsonBean.ResultBean.DataBean> dataBeans) {
    this.list.clear();
    this.list.addAll(dataBeans);
    notifyDataSetChanged();
}

public void adddatas(List<JsonBean.ResultBean.DataBean> dataBeans) {
    if (dataBeans!=null){
        this.list.addAll(dataBeans);
        notifyDataSetChanged();
    }
}

//0  dao  cout-1
@Override
public int getItemViewType(int position) {
    JsonBean.ResultBean.DataBean dataBean = list.get(position);
    if (dataBean.getImages().size()>=4){
        return FOUR;
    }else if (dataBean.getImages().size()==3){
        return THREE;
    } else if (dataBean.getImages().size()==2){
        return TOW;
    } else if (dataBean.getImages().size()==1){
        return ONE;
    }else {
        return FIVE;
    }

}

@Override
public int getViewTypeCount() {
    return 5;
}

@Override
public int getCount() {
    return list.size();
}

@Override
public Object getItem(int position) {
    return list.get(position);
}

@Override
public long getItemId(int position) {
    return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    ViewHolder1 holder1;
    ViewHolder2 holder2;
    ViewHolder3 holder3;
    ViewHolder4 holder4;
    ViewHolder5 holder5;
    int itemViewType = getItemViewType(position);
    switch (itemViewType){
        case ONE:
                if (convertView==null){
                    holder1=new ViewHolder1();
                    convertView=View.inflate(context,R.layout.shuju,null);
                    holder1.title1=convertView.findViewById(R.id.tit1);
                    holder1.img1=convertView.findViewById(R.id.img1);
                    convertView.setTag(holder1);
                }else {
                    holder1= (ViewHolder1) convertView.getTag();
                }
                holder1.title1.setText(list.get(position).getTitle());
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(0).getU(),holder1.img1);
            break;
        case TOW:
            if (convertView==null){
                holder2=new ViewHolder2();
                convertView=View.inflate(context,R.layout.shuju2,null);
                holder2.title2=convertView.findViewById(R.id.tit2);
                holder2.img2=convertView.findViewById(R.id.img2);
                holder2.img3=convertView.findViewById(R.id.img3);
                convertView.setTag(holder2);
            }else {
                holder2= (ViewHolder2) convertView.getTag();
            }
            holder2.title2.setText(list.get(position).getTitle());
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(0).getU(),holder2.img2);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(1).getU(),holder2.img3);
            break;
        case THREE:
            if (convertView==null){
                holder3=new ViewHolder3();
                convertView=View.inflate(context,R.layout.shuju3,null);
                holder3.title3=convertView.findViewById(R.id.tit3);
                holder3.img4=convertView.findViewById(R.id.img4);
                holder3.img5=convertView.findViewById(R.id.img5);
                holder3.img6=convertView.findViewById(R.id.img6);
                convertView.setTag(holder3);
            }else {
                holder3= (ViewHolder3) convertView.getTag();
            }
            holder3.title3.setText(list.get(position).getTitle());
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(0).getU(),holder3.img4);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(1).getU(),holder3.img5);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(2).getU(),holder3.img6);
            break;
        case FOUR:
            if (convertView==null){
                holder4=new ViewHolder4();
                convertView=View.inflate(context,R.layout.shuju4,null);
                holder4.title4=convertView.findViewById(R.id.tit4);
                holder4.img7=convertView.findViewById(R.id.img7);
                holder4.img8=convertView.findViewById(R.id.img8);
                holder4.img9=convertView.findViewById(R.id.img9);
                holder4.img10=convertView.findViewById(R.id.img10);
                convertView.setTag(holder4);
            }else {
                holder4= (ViewHolder4) convertView.getTag();
            }
            holder4.title4.setText(list.get(position).getTitle());
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(0).getU(),holder4.img7);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(1).getU(),holder4.img8);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(2).getU(),holder4.img9);
            ImageLoader.getInstance().displayImage(list.get(position).getImages().get(3).getU(),holder4.img10);
            break;
        case FIVE:
            if (convertView==null){
                holder5=new ViewHolder5();
                convertView=View.inflate(context,R.layout.shuju5,null);
                holder5.title5=convertView.findViewById(R.id.tit5);

                convertView.setTag(holder5);
            }else {
                holder5= (ViewHolder5) convertView.getTag();
            }
            holder5.title5.setText(list.get(position).getTitle());

            break;
    }
    return convertView;
}
class ViewHolder1{
    TextView title1;
    ImageView img1;

}
class ViewHolder2{
    TextView title2;
    ImageView img2;
    ImageView img3;

}
class ViewHolder3{
    TextView title3;
    ImageView img4;
    ImageView img5;
    ImageView img6;

}
class ViewHolder4{
    TextView title4;
    ImageView img7;
    ImageView img8;
    ImageView img9;
    ImageView img10;
}
class ViewHolder5{
    TextView title5;

}

}

package liyuanqi.bwie.com.zhoukao3lx;

import android.app.Application;

import com.nostra13.universalimageloader.core.ImageLoader; import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;

public class App extends Application { @Override public void onCreate() { super.onCreate(); ImageLoaderConfiguration configuration=new ImageLoaderConfiguration.Builder(this).build(); ImageLoader.getInstance().init(configuration); } }

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