新闻资讯

news/2024/11/6 15:35:15/

主页面布局

<LinearLayout 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"android:orientation="vertical" ><RadioGroup
        android:layout_width="fill_parent"android:layout_height="50dp"android:orientation="horizontal" ><RadioButton
            android:id="@+id/bt1"android:layout_width="50dp"android:layout_height="fill_parent"android:layout_weight="1"android:background="@drawable/radiobutton_item"android:checked="true"android:button="@null"android:gravity="center"android:text="资讯"android:textColor="#00ff00"android:textSize="20sp" /><RadioButton
            android:id="@+id/bt2"android:layout_width="50dp"android:layout_height="fill_parent"android:layout_weight="1"android:background="@drawable/radiobutton_item"android:button="@null"android:gravity="center"android:text="热点"android:textSize="20sp" /><RadioButton
            android:id="@+id/bt3"android:layout_width="50dp"android:layout_height="fill_parent"android:layout_weight="1"android:background="@drawable/radiobutton_item"android:button="@null"android:gravity="center"android:text="博客"android:textSize="20sp" /><RadioButton
            android:id="@+id/bt4"android:layout_width="50dp"android:layout_height="fill_parent"android:layout_weight="1"android:background="@drawable/radiobutton_item"android:button="@null"android:gravity="center"android:text="推荐"android:textSize="20sp" /></RadioGroup><FrameLayout android:id="@+id/fragmentlayout"android:layout_width="fill_parent"android:layout_height="0dp"android:layout_weight="1"></FrameLayout>
</LinearLayout>

radiobutton_item

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android"><item android:state_checked="true"><layer-list><item android:top="44dp"><shape android:shape="rectangle"><solid android:color="#00ff00" /></shape></item></layer-list></item></selector>

tuijianfragment

<?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"android:orientation="vertical" ><com.bwie.test.xlistview.XListView
        android:id="@+id/xlistview"android:layout_width="fill_parent"android:layout_height="fill_parent"></com.bwie.test.xlistview.XListView></LinearLayout>

tuijian_item

<?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"android:orientation="vertical" ><TextView
        android:id="@+id/tuijian_title"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="title"android:textColor="#000000"android:textSize="30sp" /><TextView
        android:id="@+id/tuijian_body"android:layout_width="match_parent"android:layout_height="wrap_content"android:text="TextView"android:textSize="20sp" /><LinearLayout
        android:layout_width="fill_parent"android:layout_height="wrap_content"android:orientation="horizontal" ><TextView
            android:id="@+id/tuijian_author"android:layout_width="wrap_content"android:layout_height="wrap_content"android:text="author" /><TextView
            android:id="@+id/tuijian_pubDate"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_marginLeft="20dp"android:text="pubDate" /><TextView
            android:id="@+id/tuijian_commentCount"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_marginLeft="20dp"android:text="commentCount" /></LinearLayout></LinearLayout>

bean类

package com.bwie.test.bean;public class NewsInformation {public String title;public String id;public String body;public String commentCount;public String author;public String authorid;public String pubDate;@Overridepublic String toString() {return "NewsInformation [title=" + title + ", id=" + id + ", body="+ body + ", commentCount=" + commentCount + ", author="+ author + ", authroid=" + authorid + ", pubDate=" + pubDate+ "]";}}

适配器类

package com.bwie.test.adpater;import java.util.ArrayList;
import java.util.List;import com.bwie.test.R;
import com.bwie.test.bean.NewsInformation;import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;public class MyAdapter extends BaseAdapter {Context context;List<NewsInformation> list = new ArrayList<NewsInformation>();public MyAdapter(Context context) {super();this.context = context;}public void changeUp(List<NewsInformation> list) {this.list.addAll(0, list);this.notifyDataSetChanged();}public void changeDown(List<NewsInformation> list) {this.list.addAll(list);this.notifyDataSetChanged();}@Overridepublic int getCount() {// TODO Auto-generated method stubreturn list.size();}@Overridepublic Object getItem(int arg0) {// TODO Auto-generated method stubreturn null;}@Overridepublic long getItemId(int arg0) {// TODO Auto-generated method stubreturn 0;}@Overridepublic View getView(int position, View convertView, ViewGroup arg2) {ViewHolder holder;if (convertView == null) {holder = new ViewHolder();convertView = View.inflate(context, R.layout.tuijian_item, null);holder.tuijian_title = (TextView) convertView.findViewById(R.id.tuijian_title);holder.tuijian_body = (TextView) convertView.findViewById(R.id.tuijian_body);holder.tuijian_author = (TextView) convertView.findViewById(R.id.tuijian_author);holder.tuijian_pubDate = (TextView) convertView.findViewById(R.id.tuijian_pubDate);holder.tuijian_commentCount = (TextView) convertView.findViewById(R.id.tuijian_commentCount);convertView.setTag(holder);} else {holder = (ViewHolder) convertView.getTag();}holder.tuijian_title.setText(list.get(position).title);holder.tuijian_body.setText(list.get(position).body);holder.tuijian_author.setText(list.get(position).author);holder.tuijian_pubDate.setText(list.get(position).pubDate);holder.tuijian_commentCount.setText(list.get(position).commentCount);return convertView;}class ViewHolder {TextView tuijian_title, tuijian_body, tuijian_author, tuijian_pubDate,tuijian_commentCount;}}

博客fragment

package com.bwie.test.fragment;import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserFactory;import com.bwie.test.R;
import com.bwie.test.adpater.MyAdapter;
import com.bwie.test.bean.NewsInformation;
import com.bwie.test.xlistview.XListView;
import com.bwie.test.xlistview.XListView.IXListViewListener;
import com.lidroid.xutils.HttpUtils;
import com.lidroid.xutils.exception.HttpException;
import com.lidroid.xutils.http.ResponseInfo;
import com.lidroid.xutils.http.callback.RequestCallBack;
import com.lidroid.xutils.http.client.HttpRequest.HttpMethod;import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;public class BoKeFragment extends Fragment implements IXListViewListener {private List<NewsInformation> list;private XListView listView;boolean type = true;private MyAdapter adapter;int j = 1;Handler handler = new Handler() {public void handleMessage(android.os.Message msg) {if (msg.what == 1) {adapter.changeUp(list);} else if (msg.what == 2) {adapter.changeDown(list);}};};private String path;@Overridepublic View onCreateView(LayoutInflater inflater,@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {View view = inflater.inflate(R.layout.tuijianfragment, null);listView = (XListView) view.findViewById(R.id.xlistview);Bundle bundle = getArguments();path = (String) bundle.get("path");getXML();adapter = new MyAdapter(getActivity());listView.setAdapter(adapter);listView.setXListViewListener(this);listView.setPullLoadEnable(true);listView.setPullRefreshEnable(true);return view;}private void getXML() {new Thread() {public void run() {System.out.println("开始解析");HttpUtils httpUtils = new HttpUtils();httpUtils.send(HttpMethod.GET, path,new RequestCallBack<String>() {@Overridepublic void onFailure(HttpException arg0,String arg1) {System.out.println("解析失败");}@Overridepublic void onSuccess(ResponseInfo<String> arg0) {String xml = arg0.result;System.out.println(xml);InputStream inputStream = new ByteArrayInputStream(xml.getBytes());getPull(inputStream);if (type == true) {handler.sendEmptyMessage(1);} else {handler.sendEmptyMessage(2);}}});};}.start();}public void getPull(InputStream inputStream) {try {NewsInformation newsInfo = null;// 使用pull解析XmlPullParserFactory factory = XmlPullParserFactory.newInstance();XmlPullParser parser = factory.newPullParser();parser.setInput(inputStream, "utf-8");int type_name = parser.getEventType();while (XmlPullParser.END_DOCUMENT != parser.getEventType()) {switch (type_name) {case XmlPullParser.START_DOCUMENT:list = new ArrayList<NewsInformation>();break;case XmlPullParser.START_TAG:if ("blog".equals(parser.getName())) {newsInfo = new NewsInformation();}if (newsInfo != null) {if ("title".equals(parser.getName())) {newsInfo.title = parser.nextText();} else if ("id".equals(parser.getName())) {newsInfo.id = parser.nextText();} else if ("body".equals(parser.getName())) {newsInfo.body = parser.nextText();} else if ("commentCount".equals(parser.getName())) {newsInfo.commentCount = parser.nextText();} else if ("author".equals(parser.getName())) {newsInfo.author = parser.nextText();} else if ("pubDate".equals(parser.getName())) {newsInfo.pubDate = parser.nextText();} else if ("authorid".equals(parser.getName())) {newsInfo.authorid = parser.nextText();}}break;case XmlPullParser.END_TAG:if ("blog".equals(parser.getName())) {list.add(newsInfo);System.out.println(newsInfo.toString());}break;default:break;}type_name=parser.next();}} catch (Exception e) {e.printStackTrace();}}@Overridepublic void onRefresh() {path=path+1;type=true;getXML();close();}public void close(){listView.stopLoadMore();listView.stopRefresh();}@Overridepublic void onLoadMore() {System.out.println("上拉-----");j++;path=path+j;type=false;getXML();close();}}

推荐fragment

package com.bwie.test.fragment;import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserFactory;import com.bwie.test.R;
import com.bwie.test.adpater.MyAdapter;
import com.bwie.test.bean.NewsInformation;
import com.bwie.test.xlistview.XListView;
import com.bwie.test.xlistview.XListView.IXListViewListener;
import com.lidroid.xutils.HttpUtils;
import com.lidroid.xutils.exception.HttpException;
import com.lidroid.xutils.http.ResponseInfo;
import com.lidroid.xutils.http.callback.RequestCallBack;
import com.lidroid.xutils.http.client.HttpRequest.HttpMethod;import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;public class TuiJianFragment extends Fragment implements IXListViewListener {private List<NewsInformation> list;private XListView listView;boolean type = true;private MyAdapter adapter;int j = 1;Handler handler = new Handler() {public void handleMessage(android.os.Message msg) {if (msg.what == 1) {adapter.changeUp(list);} else if (msg.what == 2) {adapter.changeDown(list);}};};private String path;private String str;@Overridepublic View onCreateView(LayoutInflater inflater,@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {View view = inflater.inflate(R.layout.tuijianfragment, null);listView = (XListView) view.findViewById(R.id.xlistview);Bundle bundle = getArguments();path = (String) bundle.get("path");str = path + 1;getXML();adapter = new MyAdapter(getActivity());listView.setAdapter(adapter);listView.setXListViewListener(this);listView.setPullLoadEnable(true);listView.setPullRefreshEnable(true);return view;}private void getXML() {new Thread() {public void run() {HttpUtils httpUtils = new HttpUtils();System.out.println(str);httpUtils.send(HttpMethod.GET, str,new RequestCallBack<String>() {// 解析失败@Overridepublic void onFailure(HttpException arg0,String arg1) {System.out.println("解析失败");}// 解析成功@Overridepublic void onSuccess(ResponseInfo<String> arg0) {String xml = arg0.result;InputStream inputStream = new ByteArrayInputStream(xml.getBytes());getPull(inputStream);if (type == true) {handler.sendEmptyMessage(1);} else {handler.sendEmptyMessage(2);}}});};}.start();}public void getPull(InputStream inputStream) {try {NewsInformation newsInfo = null;// 使用pull解析数据XmlPullParserFactory factory = XmlPullParserFactory.newInstance();XmlPullParser parser = factory.newPullParser();parser.setInput(inputStream, "utf-8");int type_name = parser.getEventType();while (XmlPullParser.END_DOCUMENT != parser.getEventType()) {switch (type_name) {case XmlPullParser.START_DOCUMENT:list = new ArrayList<NewsInformation>();break;case XmlPullParser.START_TAG:if ("news".equals(parser.getName())) {newsInfo = new NewsInformation();}if (newsInfo != null) {if ("title".equals(parser.getName())) {newsInfo.title = parser.nextText();} else if ("id".equals(parser.getName())) {newsInfo.id = parser.nextText();} else if ("body".equals(parser.getName())) {newsInfo.body = parser.nextText();} else if ("commentCount".equals(parser.getName())) {newsInfo.commentCount = parser.nextText();} else if ("author".equals(parser.getName())) {newsInfo.author = parser.nextText();} else if ("pubDate".equals(parser.getName())) {newsInfo.pubDate = parser.nextText();} else if ("authorid".equals(parser.getName())) {newsInfo.authorid = parser.nextText();}}break;case XmlPullParser.END_TAG:if ("news".equals(parser.getName())) {list.add(newsInfo);// System.out.println(news.toString());}break;default:break;}type_name=parser.next();}} catch (Exception e) {e.printStackTrace();}}@Overridepublic void onRefresh() {str=path+1;type=true;getXML();close();}public void close(){listView.stopRefresh();listView.stopLoadMore();}@Overridepublic void onLoadMore() {System.out.println("上拉---");j++;str=path+j;type=false;getXML();close();}}

mainactivity

package com.bwie.test;import com.bwie.test.fragment.BoKeFragment;
import com.bwie.test.fragment.TuiJianFragment;import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.RadioButton;public class MainActivity extends FragmentActivity {private RadioButton bt1;private RadioButton bt2;private RadioButton bt3;private RadioButton bt4;String path[] = {"http://www.oschina.net/action/api/news_list?catalog=1&pageSize=10&pageIndex=","http://www.oschina.net/action/api/news_list?catalog=4&pageSize=10&show=week&pageIndex=","http://www.oschina.net/action/api/blog_list?type=latest&pageSize=10&pageIndex=","http://www.oschina.net/action/api/blog_list?type=recommend&pageSize=10&pageIndex=" };@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);bt1 = (RadioButton) findViewById(R.id.bt1);bt2 = (RadioButton) findViewById(R.id.bt2);bt3 = (RadioButton) findViewById(R.id.bt3);bt4 = (RadioButton) findViewById(R.id.bt4);FragmentManager manager = getSupportFragmentManager();FragmentTransaction transaction = manager.beginTransaction();TuiJianFragment fragment = new TuiJianFragment();Bundle bundle = new Bundle();   bundle.putString("path", path[0]);fragment.setArguments(bundle);transaction.replace(R.id.fragmentlayout, fragment);transaction.commit();bt1.setOnClickListener(new MyClick());bt2.setOnClickListener(new MyClick());bt3.setOnClickListener(new MyClick());bt4.setOnClickListener(new MyClick());}class MyClick implements OnClickListener {@Overridepublic void onClick(View v) {FragmentManager manager = getSupportFragmentManager();FragmentTransaction transaction = manager.beginTransaction();switch (v.getId()) {case R.id.bt1:TuiJianFragment fragment1 = new TuiJianFragment();Bundle bundle1 = new Bundle();bundle1.putString("path", path[0]);fragment1.setArguments(bundle1);bt1.setTextColor(0xff00ff00);bt2.setTextColor(0xff000000);bt3.setTextColor(0xff000000);bt4.setTextColor(0xff000000);transaction.replace(R.id.fragmentlayout, fragment1);break;case R.id.bt2:TuiJianFragment fragment2 = new TuiJianFragment();Bundle bundle2 = new Bundle();bundle2.putString("path", path[1]);fragment2.setArguments(bundle2);bt1.setTextColor(0xff000000);bt2.setTextColor(0xff00ff00);bt3.setTextColor(0xff000000);bt4.setTextColor(0xff000000);transaction.replace(R.id.fragmentlayout, fragment2);break;case R.id.bt3:BoKeFragment fragment3 = new BoKeFragment();Bundle bundle3 = new Bundle();bundle3.putString("path", path[2]);fragment3.setArguments(bundle3);bt1.setTextColor(0xff000000);bt2.setTextColor(0xff000000);bt3.setTextColor(0xff00ff00);bt4.setTextColor(0xff000000);transaction.replace(R.id.fragmentlayout, fragment3);break;case R.id.bt4:BoKeFragment fragment4 = new BoKeFragment();Bundle bundle4 = new Bundle();bundle4.putString("path", path[3]);fragment4.setArguments(bundle4);bt1.setTextColor(0xff000000);bt2.setTextColor(0xff000000);bt3.setTextColor(0xff000000);bt4.setTextColor(0xff00ff00);transaction.replace(R.id.fragmentlayout, fragment4);default:break;}transaction.commit();}}}

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