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Merge pull request #686 from RImpression/master
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#90 #93 #41 界面设计与网络编程
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@zengsn
zengsn committed May 11, 2016
2 parents a07c3cc + 992a538 commit 2f2dab8
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39 changes: 0 additions & 39 deletions app/src/main/java/edu/hzuapps/androidworks/homeworks/net1314080903118/Main2Activity.java
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package edu.hzuapps.androidworks.homeworks.net1314080903118;

import android.content.Context;
import android.os.Handler;
import android.support.annotation.Nullable;
import android.support.v4.view.ViewPager;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.Toast;

import com.example.androidwork.R;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

public class Net1314080903118Activity extends ActionBarActivity {
//获取阅读API
private static final String URL_ARITICLE = "http://v3.wufazhuce.com:8000/api/reading/index/0?";
//获取轮播图片API
private static final String URL_PHTOT = "http://v3.wufazhuce.com:8000/api/reading/carousel/?";
private List<Net1314080903118ArticleEntity> mDataList = null;
private ListView listView;
private Context mContext;
private Net1314080903118ListAdapter adapter;


private ViewPager adViewPager;
private List<ImageView> imageViews;// 滑动的图片集合
private List<View> dots; // 图片标题正文的那些点
private List<View> dotList;

private int currentItem = 0; // 当前图片的索引号
// 定义的五个指示点
private View dot0,dot1,dot2,dot3,dot4,dot5,dot6,dot7,dot8;

// 定时任务
private ScheduledExecutorService scheduledExecutorService;

// 轮播banner的数据
private List<Net1314080903118PhotoEntity> adList = null;

private Handler handler = new Handler() {
public void handleMessage(android.os.Message msg) {
adViewPager.setCurrentItem(currentItem);
};
};

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.net1314080903118);
setTitle("Net1314080903118");
mContext = Net1314080903118Activity.this;
initView();
getArticleRequest();
getPhotoRequest();
//loadViewPager();
startAd();
}


private void initView() {
listView = (ListView) findViewById(R.id.listView);
imageViews = new ArrayList<ImageView>();
// 点
dots = new ArrayList<View>();
dotList = new ArrayList<View>();
dot0 = findViewById(R.id.v_dot0);
dot1 = findViewById(R.id.v_dot1);
dot2 = findViewById(R.id.v_dot2);
dot3 = findViewById(R.id.v_dot3);
dot4 = findViewById(R.id.v_dot4);
dot5 = findViewById(R.id.v_dot5);
dot6 = findViewById(R.id.v_dot6);
dot7 = findViewById(R.id.v_dot7);
dot8 = findViewById(R.id.v_dot8);
dots.add(dot0);
dots.add(dot1);
dots.add(dot2);
dots.add(dot3);
dots.add(dot4);
dots.add(dot5);
dots.add(dot6);
dots.add(dot7);
dots.add(dot8);

adViewPager = (ViewPager) findViewById(R.id.vp);
}

private void addDynamicView() {
// 动态添加图片和下面指示的圆点
// 初始化图片资源
for (int i = 0; i < adList.size(); i++) {
ImageView imageView = new ImageView(mContext);
// 异步加载图片
//Picasso.with(getContext()).load(adList.get(i).getCover()).into(imageView);
new Net1314080903118MyRequest(mContext).getImage(adList.get(i).getCover(),imageView);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageViews.add(imageView);
dots.get(i).setVisibility(View.VISIBLE);
dotList.add(dots.get(i));
}

}


/**
* 定时任务，5s更换一次
*/
private void startAd() {
scheduledExecutorService = Executors.newSingleThreadScheduledExecutor();
// 当Activity显示出来后，每两秒切换一次图片显示
scheduledExecutorService.scheduleAtFixedRate(new ScrollTask(), 1, 5,
TimeUnit.SECONDS);
}


/**
* 自定义线程，滑动时通知handle响应
*/
private class ScrollTask implements Runnable {

@Override
public void run() {
synchronized (adViewPager) {
currentItem = (currentItem + 1) % imageViews.size();
handler.obtainMessage().sendToTarget();
}
}
}

@Override
public void onStop() {
super.onStop();
// 当Activity不可见的时候停止切换
scheduledExecutorService.shutdown();
}

/**
* 重写ViewPager，改变圆点是否选中状态
*/
private class MyPageChangeListener implements ViewPager.OnPageChangeListener {

private int oldPosition = 0;

@Override
public void onPageScrollStateChanged(int arg0) {

}

@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {

}

@Override
public void onPageSelected(int position) {
currentItem = position;
Net1314080903118PhotoEntity entity = adList.get(position);

dots.get(oldPosition).setBackgroundResource(R.drawable.net1314080903118_dot_normal);
dots.get(position).setBackgroundResource(R.drawable.net1314080903118_dot_press);
oldPosition = position;
}
}


/**
* 请求轮播图片数据
*/
private void getPhotoRequest() {
new Net1314080903118MyRequest(mContext).getRequest(URL_PHTOT, new Net1314080903118MyRequest.HttpListener() {
@Override
public void onSuccess(String result) {
//Log.i("PhotoData",result);
adList = parse2PhotoJson(result);
loadViewPager();
}

@Override
public void onError(String errorResult) {
Log.i("photoRequest", errorResult);
}
});

}


/**
* 解析轮播图片数据
* @param result
*/
private List<Net1314080903118PhotoEntity> parse2PhotoJson(String result) {
List<Net1314080903118PhotoEntity> entitiyList = null;
Net1314080903118PhotoEntity guideEntity = null;
try {
entitiyList = new ArrayList<>();
JSONObject jsonObject = new JSONObject(result);
JSONArray jsonArray = jsonObject.getJSONArray("data");
for (int i=0;i<jsonArray.length();i++) {
guideEntity = new Net1314080903118PhotoEntity();
JSONObject object = jsonArray.getJSONObject(i);
guideEntity.setId(object.getString("id"));
guideEntity.setTitle(object.getString("title"));
guideEntity.setCover(object.getString("cover"));
guideEntity.setBottom_text(object.getString("bottom_text"));
guideEntity.setBgcolor(object.getString("bgcolor"));
guideEntity.setPv_url(object.getString("pv_url"));
//Log.i("json",guideEntity.getTitle());
entitiyList.add(guideEntity);
}

} catch (JSONException e) {
e.printStackTrace();
}

return entitiyList;
}


/**
* 请求阅读文章数据
*/
private void getArticleRequest() {
new Net1314080903118MyRequest(mContext).getRequest(URL_ARITICLE, new Net1314080903118MyRequest.HttpListener() {
@Override
public void onSuccess(String result) {
//isFirst = false;
mDataList = parse2Json(result);
loadListView(mDataList);//装载ListView
//Log.i("articleData", result);
}

@Override
public void onError(String errorResult) {
//isFirst = true;
Toast.makeText(mContext, "Request Error", Toast.LENGTH_SHORT).show();
Log.i("articleData", errorResult);
}
});
}

private void loadListView(List<Net1314080903118ArticleEntity> mDataList) {
adapter = new Net1314080903118ListAdapter(mContext,mDataList);
listView.setAdapter(adapter);
//new Net1314080903118Utils().setListViewHeightBasedOnChildren(listView);
}

private void loadViewPager() {
addDynamicView();
adViewPager.setAdapter(new Net1314080903118MyAdapter(mContext,adList, imageViews));// 设置填充ViewPager页面的适配器
// 设置一个监听器，当ViewPager中的页面改变时调用
adViewPager.setOnPageChangeListener(new MyPageChangeListener());
}


/**
* 文章数据解析
* @param result
* @return
*/
private List<Net1314080903118ArticleEntity> parse2Json(String result) {
List<Net1314080903118ArticleEntity> articleEntityList=null;
try {
articleEntityList = new ArrayList<>();
JSONObject jsonObject = new JSONObject(result);
Net1314080903118ArticleEntity articleEntity = null;
JSONArray jsonArray = jsonObject.getJSONArray("data");
for (int i = 0; i < jsonArray.length(); i++) {
articleEntity= new Net1314080903118ArticleEntity();
JSONObject jsb = jsonArray.getJSONObject(i);
articleEntity.setDate(jsb.getString("date"));
JSONArray jaItem = jsb.getJSONArray("items");
for (int j = 0; j < jaItem.length(); j++) {
JSONObject joItem = jaItem.getJSONObject(j);
articleEntity.setTime(joItem.getString("time"));
articleEntity.setType(joItem.getInt("type"));

if (articleEntity.getType().get(j) == 3){ //类型3
JSONObject joContent = joItem.getJSONObject("content");
articleEntity.setQuestion_id(joContent.getString("question_id"));
articleEntity.setQuestion_title(joContent.getString("question_title"));
articleEntity.setAnswer_title(joContent.getString("answer_title"));
articleEntity.setAnswer_content(joContent.getString("answer_content"));
articleEntity.setQuestion_makettime(joContent.getString("question_makettime"));
//Log.i("json",articleEntity.getQuestion_title());

} else if (articleEntity.getType().get(j) == 2){ //类型2
JSONObject joContent = joItem.getJSONObject("content");
articleEntity.setId(joContent.getString("id"));
articleEntity.setSerial_id(joContent.getString("serial_id"));
articleEntity.setNumber(joContent.getString("number"));
articleEntity.setTitle(joContent.getString("title"));
articleEntity.setExcerpt(joContent.getString("excerpt"));
articleEntity.setRead_num(joContent.getString("read_num"));
articleEntity.setMaketime(joContent.getString("maketime"));
articleEntity.setHas_audio(joContent.getBoolean("has_audio"));

JSONObject joAuthor = joContent.getJSONObject("author");
articleEntity.setUser_id(joAuthor.getString("user_id"));
articleEntity.setUser_name(joAuthor.getString("user_name"));
articleEntity.setWeb_url(joAuthor.getString("web_url"));
articleEntity.setDesc(joAuthor.getString("desc"));


} else if (articleEntity.getType().get(j) == 1){ //类型1
JSONObject joContent = joItem.getJSONObject("content");
articleEntity.setContent_id(joContent.getString("content_id"));
articleEntity.setHp_title(joContent.getString("hp_title"));
articleEntity.setGuide_word(joContent.getString("guide_word"));
articleEntity.setHas_audio(joContent.getBoolean("has_audio"));
JSONArray jaAuthor = joContent.getJSONArray("author");
for (int k=0;k<jaAuthor.length();k++){
JSONObject joAuthor = jaAuthor.getJSONObject(k);
articleEntity.setUser_id(joAuthor.getString("user_id"));
articleEntity.setUser_name(joAuthor.getString("user_name"));
articleEntity.setWeb_url(joAuthor.getString("web_url"));
articleEntity.setDesc(joAuthor.getString("desc"));
articleEntity.setWb_name(joAuthor.getString("wb_name"));
//Log.i("json",joAuthor.toString());
}

}
//Log.i("json", articleEntity.getDate());
}
articleEntityList.add(articleEntity);
}

} catch (JSONException e) {
e.printStackTrace();
}
return articleEntityList;
}
}
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