加依赖
compile 'com.android.support:design:23.4.0'
compile 'com.jwenfeng.pulltorefresh:library:1.0.3'
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.zhou.MainActivity">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/ll"
android:orientation="horizontal"
android:gravity="center"
android:layout_alignParentBottom="true"
>
<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="首页"
android:id="@+id/shouye"
android:textColor="#f00"
android:gravity="center"/>
<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="西瓜视频"
android:id="@+id/xigua"
android:gravity="center"/>
<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="微头条"
android:id="@+id/wtt"
android:gravity="center"/>
<TextView
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="我的"
android:id="@+id/wode"
android:gravity="center"/>
</LinearLayout>
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_above="@+id/ll"
android:id="@+id/fl">
</FrameLayout>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<com.jwenfeng.library.pulltorefresh.PullToRefreshLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/pull"
>
<ListView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/pull_lv"
></ListView>
</com.jwenfeng.library.pulltorefresh.PullToRefreshLayout>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/tv"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
>
<ImageView
android:layout_width="0dp"
android:layout_weight="1"
android:layout_height="wrap_content"
android:src="@drawable/jiazai"
android:id="@+id/item_img1"/>
<ImageView
android:layout_width="0dp"
android:layout_weight="1"
android:src="@drawable/jiazai"
android:layout_height="wrap_content"
android:id="@+id/item_img2"/>
<ImageView
android:layout_width="0dp"
android:layout_weight="1"
android:src="@drawable/jiazai"
android:layout_height="wrap_content"
android:id="@+id/item_img3"/>
</LinearLayout>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:orientation="vertical">
<android.support.design.widget.TabLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/tab"
app:tabIndicatorColor="#f5e20d"
app:tabIndicatorHeight="5dp"
app:tabGravity="center"
app:tabSelectedTextColor="#090df7"
app:tabTextColor="#000000"
app:tabMode="scrollable"
android:fillViewport="false"
></android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/vp"
></android.support.v4.view.ViewPager>
</LinearLayout>
package com.example.zhou.fragments;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.example.zhou.MyFragment;
import com.example.zhou.R;
import java.util.ArrayList;
import java.util.List;
public class Sy extends Fragment {
private TabLayout tab;
private ViewPager vp;
private List<String> list;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View v =View.inflate(getActivity(),R.layout.sy,null);
tab= (TabLayout) v.findViewById(R.id.tab);
vp = (ViewPager) v.findViewById(R.id.vp);
list = new ArrayList<String>();
list.add("福利");
list.add("Android");
list.add("iOS");
list.add("休息视频");
list.add("拓展资源");
list.add("前端");
list.add("all");
vp.setAdapter(new FragmentPagerAdapter(getActivity().getSupportFragmentManager()) {
@Override
public CharSequence getPageTitle(int position) {
return list.get(position);
}
@Override
public Fragment getItem(int position) {
MyFragment fragment_1 = new MyFragment();
Bundle bundle=new Bundle();
//判断赋值
if(list.get(position).equals("福利")){
bundle.putString("name","福利");
}else if(list.get(position).equals("Android")){
bundle.putString("name","Android");
}else if(list.get(position).equals("iOS")){
bundle.putString("name","iOS");
}else if(list.get(position).equals("休息视频")){
bundle.putString("name","休息视频");
}else if(list.get(position).equals("拓展资源")){
bundle.putString("name","拓展资源");
}else if(list.get(position).equals("前端")){
bundle.putString("name","前端");
}else if(list.get(position).equals("all")) {
bundle.putString("name", "all");
}
fragment_1.setArguments(bundle);
return fragment_1;
}
@Override
public int getCount() {
return list.size();
}
});
tab.setupWithViewPager(vp);
return v;
}
}
package com.example.zhou.fragments; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.example.zhou.R; public class Wd extends Fragment { @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { View v = View.inflate(getActivity(), R.layout.wd,null); return v; } }
package com.example.zhou; import android.app.Application; import com.nostra13.universalimageloader.core.DisplayImageOptions; import com.nostra13.universalimageloader.core.ImageLoader; import com.nostra13.universalimageloader.core.ImageLoaderConfiguration; import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer; /** * Created by honggangqiang on 2017/9/19. */ public class Img extends Application{ @Override public void onCreate() { DisplayImageOptions options=new DisplayImageOptions.Builder().showImageOnLoading(R.mipmap.ic_launcher).displayer(new FadeInBitmapDisplayer(2000)).cacheOnDisc(true).cacheInMemory(true).build(); ImageLoaderConfiguration configuration=new ImageLoaderConfiguration.Builder(this).defaultDisplayImageOptions(options).threadPoolSize(5).build(); ImageLoader.getInstance().init(configuration); super.onCreate(); } }
package com.example.zhou; import android.graphics.Color; import android.os.Bundle; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.TextView; import com.example.zhou.fragments.Sy; import com.example.zhou.fragments.Wd; import com.example.zhou.fragments.Wtt; import com.example.zhou.fragments.Xg; public class MainActivity extends AppCompatActivity { private TextView shouye; private TextView xigua; private TextView wtt; private TextView wode; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); shouye = (TextView) findViewById(R.id.shouye); xigua = (TextView) findViewById(R.id.xigua); wtt= (TextView) findViewById(R.id.wtt); wode = (TextView) findViewById(R.id.wode); //展示第一个视图 FragmentManager manager = getSupportFragmentManager(); FragmentTransaction transaction = manager.beginTransaction(); transaction.replace(R.id.fl,new Sy()); transaction.commit(); shouye.setTextColor(Color.RED); xigua.setTextColor(Color.GRAY); wtt.setTextColor(Color.GRAY); wode.setTextColor(Color.GRAY); shouye.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { FragmentManager manager=getSupportFragmentManager(); FragmentTransaction transaction = manager.beginTransaction(); transaction.replace(R.id.fl,new Sy()); transaction.commit(); shouye.setTextColor(Color.RED); xigua.setTextColor(Color.GRAY); wtt.setTextColor(Color.GRAY); wode.setTextColor(Color.GRAY); } }); xigua.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { FragmentManager manager=getSupportFragmentManager(); FragmentTransaction transaction = manager.beginTransaction(); transaction.replace(R.id.fl,new Xg()); transaction.commit(); shouye.setTextColor(Color.GRAY); xigua.setTextColor(Color.RED); wtt.setTextColor(Color.GRAY); wode.setTextColor(Color.GRAY); } }); wtt.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { FragmentManager manager=getSupportFragmentManager(); FragmentTransaction transaction = manager.beginTransaction(); transaction.replace(R.id.fl,new Wtt()); transaction.commit(); shouye.setTextColor(Color.GRAY); xigua.setTextColor(Color.GRAY); wtt.setTextColor(Color.RED); wode.setTextColor(Color.GRAY); } }); wode.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { FragmentManager manager=getSupportFragmentManager(); FragmentTransaction transaction = manager.beginTransaction(); transaction.replace(R.id.fl,new Wd()); transaction.commit(); shouye.setTextColor(Color.GRAY); xigua.setTextColor(Color.GRAY); wtt.setTextColor(Color.GRAY); wode.setTextColor(Color.RED); } }); } }
package com.example.zhou; import android.os.Bundle; import android.os.Handler; import android.os.Message; 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.BaseAdapter; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; import com.google.gson.Gson; import com.jwenfeng.library.pulltorefresh.BaseRefreshListener; import com.jwenfeng.library.pulltorefresh.PullToRefreshLayout; import com.nostra13.universalimageloader.core.ImageLoader; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.util.List; /** * Created by honggangqiang on 2017/9/19. */ public class MyFragment extends Fragment{ private ListView lv; private String mString; private String path; private int cont=10; private Handler handler = new Handler(){ @Override public void handleMessage(Message msg) { JsonBean jsonBean= (JsonBean) msg.obj; list = jsonBean.getNewslist(); myad = new Myad(); lv.setAdapter(myad); super.handleMessage(msg); } }; private Myad myad; private List<JsonBean.NewslistBean> list; @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { View view = inflater.inflate(R.layout.fragment,container,false); final PullToRefreshLayout pull= (PullToRefreshLayout) view.findViewById(R.id.pull); lv = (ListView) view.findViewById(R.id.pull_lv); pull.setRefreshListener(new BaseRefreshListener() { @Override public void refresh() { handler.postDelayed(new Runnable() { @Override public void run() { cont++; path = "http://api.tianapi.com/meinv/?key=6dd96d7344c784e7d5a6f6dfd118cde3&num=" + cont; getData(); myad.notifyDataSetChanged(); pull.finishRefresh(); } },2000); } @Override public void loadMore() { handler.postDelayed(new Runnable() { @Override public void run() { cont++; path = "http://api.tianapi.com/meinv/?key=6dd96d7344c784e7d5a6f6dfd118cde3&num=" + cont; getData(); myad.notifyDataSetChanged(); pull.finishLoadMore(); } },2000); } }); return view; } @Override public void onActivityCreated(@Nullable Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); Bundle bundle =getArguments(); mString = bundle.getString("name","福利"); getData(); } private void getData() { new Thread(){ @Override public void run() { if (path==null) { path = "http://api.tianapi.com/meinv/?key=6dd96d7344c784e7d5a6f6dfd118cde3&num=" + cont; } try { URL url = new URL(path); HttpURLConnection connection = (HttpURLConnection) url.openConnection(); connection.setRequestMethod("GET"); connection.setConnectTimeout(5000); connection.setReadTimeout(5000); if (connection.getResponseCode() == 200) { InputStream stream = connection.getInputStream(); String json = zhuan(stream, "utf-8"); Log.i("TAG",json); Gson gson = new Gson(); JsonBean bean = gson.fromJson(json, JsonBean.class); Message message = Message.obtain(); message.what = 0; message.obj = bean; handler.sendMessage(message); } } catch (Exception e) { e.printStackTrace(); } } }.start(); } private String zhuan(InputStream stream, String s) { try { InputStreamReader in=new InputStreamReader(stream,s); BufferedReader re=new BufferedReader(in); String ss=null; StringBuilder builder=new StringBuilder(); while((ss=re.readLine())!=null){ builder.append(ss); } return builder.toString(); } catch (Exception e) { e.printStackTrace(); } return null; } class Myad extends BaseAdapter{ @Override public int getCount() { return list.size(); } @Override public Object getItem(int i) { return null; } @Override public long getItemId(int i) { return 0; } @Override public View getView(int i, View view, ViewGroup viewGroup) { He he = null; if (view == null) { view = View.inflate(getActivity(), R.layout.item, null); he = new He(); he.item_img1 = (ImageView) view.findViewById(R.id.item_img1); he.item_img2 = (ImageView) view.findViewById(R.id.item_img2); he.item_img3 = (ImageView) view.findViewById(R.id.item_img3); he.tv = (TextView) view.findViewById(R.id.tv); view.setTag(he); } else { he = (He) view.getTag(); } he.tv.setText(list.get(i).getTitle()); ImageLoader.getInstance().displayImage(list.get(i).getPicUrl(),he.item_img1); ImageLoader.getInstance().displayImage(list.get(i).getPicUrl(),he.item_img2); return view; } } class He { ImageView item_img1,item_img2,item_img3; TextView tv; } }
加权限