网络请求ImageLoader+SQLite

compile'com.nostra13.universalimageloader:universal-image-loader:1.9.5'

compile'com.google.code.gson:gson:2.8.1'

compile'com.github.bumptech.glide:glide:3.8.0'

package com.lucheng.Adapter;

import android.content.ContentValues;

import android.content.Context;

import android.os.Environment;

import android.os.Message;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.ImageView;

import android.widget.TextView;

import com.lucheng.Bean.Data;

import com.lucheng.R;

import com.lucheng.Sqlite.SqliteDao;

import com.nostra13.universalimageloader.cache.disc.impl.UnlimitedDiskCache;

import com.nostra13.universalimageloader.core.ImageLoader;

import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;

import java.io.File;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.List;

import static android.R.attr.id;

public class Myadapter extends BaseAdapter {

private final int TYPR1=0;

private final int TYPR2=1;

private List<Data.DataBean.ArticleListBean> mList;

private Context context;

public Myadapter(List<Data.DataBean.ArticleListBean> list,Context context){

mList=list;

this.context=context;

ImageLoaderConfiguration configuration = new ImageLoaderConfiguration.Builder(context)

.diskCacheFileCount(100)

.diskCache(new UnlimitedDiskCache(new File(Environment.getExternalStorageDirectory() + "/myApp")))

.build();

ImageLoader.getInstance().init(configuration);

}

@Override

public int getCount() {

return mList.size();

}

@Override

public Object getItem(int position) {

return mList.get(position);

}

@Override

public long getItemId(int position) {

return position;

}

@Override

public int getViewTypeCount() {

return 2;

}

@Override

public int getItemViewType(int position) {

switch (position){

case 0:

return TYPR1;

case 1:

return TYPR2;

default:

return TYPR1;

}

}

@Override

public View getView(int position, View convertView, ViewGroup parent) {

int type=getItemViewType(mList.get(position).getImgSrc()!=null?1:0);

ViewHolder Viewholder;

if(convertView==null){

Viewholder=new ViewHolder();

switch (type){

case TYPR1:

convertView=View.inflate(context,R.layout.item1,null);

break;

case TYPR2:

convertView=View.inflate(context,R.layout.item2,null);

Viewholder.image= (ImageView) convertView.findViewById(R.id.image);

break;

}

Viewholder.text1= (TextView) convertView.findViewById(R.id.title);

Viewholder.text2= (TextView) convertView.findViewById(R.id.title2);

Viewholder.text3= (TextView) convertView.findViewById(R.id.title3);

convertView.setTag(Viewholder);

}else{

Viewholder= (ViewHolder) convertView.getTag();

}

Data.DataBean.ArticleListBean bean = mList.get(position);

Viewholder.text1.setText(bean.getTitle());

Viewholder.text2.setText(bean.getSite());

Date date=new Date(bean.getRecommend_time());

SimpleDateFormat sdf=new SimpleDateFormat("HH:mm");

String format = sdf.format(date);

Viewholder.text3.setText("阅读 "+bean.getReaded()+" 赞 0"+" "+format);

switch (type){

case TYPR2:

ImageLoader.getInstance().displayImage(bean.getImgSrc(),Viewholder.image);

break;

}

return convertView;

}

class ViewHolder{

ImageView image;

TextView text1,text2,text3;

}

}

---------------------------

package com.lucheng.Bean;

public class SqliteData {

private String title;

private String title1;

private String title2;

@Override

public String toString() {

return "SqliteData{" +

"title='" + title + '\'' +

", title1='" + title1 + '\'' +

", title2='" + title2 + '\'' +

'}';

}

public String getTitle() {

return title;

}

public void setTitle(String title) {

this.title = title;

}

public String getTitle1() {

return title1;

}

public void setTitle1(String title1) {

this.title1 = title1;

}

public String getTitle2() {

return title2;

}

public void setTitle2(String title2) {

this.title2 = title2;

}

}

----------------

图片bean和xlistview bean包

--------------

package com.lucheng.Sqlite;

import android.content.Context;

import android.database.sqlite.SQLiteDatabase;

import android.database.sqlite.SQLiteOpenHelper;

import static android.R.attr.version;

public class SqliteUtils extends SQLiteOpenHelper {

public SqliteUtils(Context context) {

super(context, "user.db", null, 1);

}

@Override

public void onCreate(SQLiteDatabase db) {

String sql="create table user(id integer primary key autoincrement,title varchar(100),title1 varchar(100),title2 varchar(100))";

db.execSQL(sql);

}

@Override

public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

}

}

-----------------

package com.lucheng.Sqlite;

import android.content.ContentValues;

import android.content.Context;

import android.database.Cursor;

import android.database.sqlite.SQLiteDatabase;

import com.lucheng.Bean.SqliteData;

import java.util.ArrayList;

import java.util.List;

public class SqliteDao {

private final SQLiteDatabase wd;

public SqliteDao(Context context){

SqliteUtils sqliteUtils = new SqliteUtils(context);

wd = sqliteUtils.getWritableDatabase();

}

public void insert(ContentValues values){

wd.insert("user",null,values);

}

public List<SqliteData> select(){

List<SqliteData> list=new ArrayList<>();

Cursor cursor = wd.rawQuery("select * from user", null);

while (cursor.moveToNext()){

String title = cursor.getString(cursor.getColumnIndex("title"));

String title1 = cursor.getString(cursor.getColumnIndex("title1"));

String title2 = cursor.getString(cursor.getColumnIndex("title2"));

SqliteData sd=new SqliteData();

sd.setTitle(title);

sd.setTitle1(title1);

sd.setTitle2(title2);

list.add(sd);

}

return list;

}

}

---------------

package com.lucheng;

import android.content.Intent;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.widget.ImageView;

import com.bumptech.glide.Glide;

/**

* 类描述：展示图片

* 创建人：

* 创建时间：

*/

public class ImageActivity extends AppCompatActivity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_image);

Intent intent = getIntent();

String url = intent.getStringExtra("url");

ImageView image= (ImageView) findViewById(R.id.imageview);

Glide.with(this).load(url).into(image);

}

}

--------

package com.lucheng;

import android.content.ContentValues;

import android.content.Context;

import android.content.Intent;

import android.net.ConnectivityManager;

import android.net.NetworkInfo;

import android.os.Handler;

import android.os.Message;

import android.support.v4.view.PagerAdapter;

import android.support.v4.view.ViewPager;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.view.ViewGroup;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.ImageView;

import android.widget.RadioButton;

import android.widget.TextView;

import com.bumptech.glide.Glide;

import com.bway.lucheng1504d20170602.Adapter.Myadapter;

import com.bway.lucheng1504d20170602.Bean.Data;

import com.bway.lucheng1504d20170602.Bean.ImageData;

import com.bway.lucheng1504d20170602.Bean.SqliteData;

import com.bway.lucheng1504d20170602.HttpUrlConnect.HttpUrl;

import com.bway.lucheng1504d20170602.Sqlite.SqliteDao;

import com.google.gson.Gson;

import java.text.SimpleDateFormat;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

import me.maxwin.view.XListView;

import static android.R.attr.data;

import static android.R.attr.switchMinWidth;

/**

* 类描述：主界面 实现listview和viewpager

* 创建人：

* 创建时间：

*/

public class MainActivity extends AppCompatActivity implements XListView.IXListViewListener{

private ViewPager mViewpager;

private XListView mXlistView;

private int page=1;

private String pathUrl="http://zkread.com/htnewsroom/articles/tops";

private String path="http://zkread.com/htnewsroom/v2.0/mobileapp/user-0/categories/articles?" +

"itemType=recommendation&itemName=%25E6%258E%25A8%25E8%258D%2590&itemId=-1&page="+page+"&size=20&firstId=1338557";

private List<ImageData.DataBean> list;

private List<Data.DataBean.ArticleListBean> mList;

private Handler handler=new Handler(){

@Override

public void handleMessage(Message msg) {

if(msg.what==1) {

Gson gson = new Gson();

ImageData imageData = gson.fromJson(msg.obj.toString(), ImageData.class);

List<ImageData.DataBean> data = imageData.getData();

list.addAll(data);

imageAdapter.notifyDataSetChanged();

}

if(msg.what==2){

Gson gson = new Gson();

Data data = gson.fromJson(msg.obj.toString(), Data.class);

List<Data.DataBean.ArticleListBean> articleList = data.getData().getArticleList();

mList.addAll(articleList);

for (Data.DataBean.ArticleListBean ss:articleList){

ContentValues values=new ContentValues();

values.put("title",ss.getTitle());

values.put("title1",ss.getSite());

Date date=new Date(ss.getRecommend_time());

SimpleDateFormat sdf=new SimpleDateFormat("HH:mm");

String format = sdf.format(date);

values.put("title2","阅读 "+ss.getReaded()+" 赞 0"+" "+format);

sqliteDao.insert(values);

}

myadapter.notifyDataSetChanged();

}

}

};

private ImageAdapter imageAdapter;

private Myadapter myadapter;

private SqliteDao sqliteDao;

private TextView mTextView;

private TextView mTextView1;

private TextView mTextView2;

private TextView mTextView3;

private RadioButton rb1;

private RadioButton rb2;

private RadioButton rb3;

private RadioButton rb4;

private RadioButton rb5;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

if(isNetworkAvailable(this)){

initView();

initData();

loadData();

}else{

sqliteDao = new SqliteDao(this);

List<SqliteData> select = sqliteDao.select();

ArrayAdapter<SqliteData> adapter = new ArrayAdapter<>(this, R.layout.item1,R.id.title,select);

mXlistView = (XListView) findViewById(R.id.xlistview);

mXlistView.setAdapter(adapter);

}

OnClicks();

}

private void OnClicks() {

mTextView.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mTextView.setTextColor(getResources().getColor(R.color.colorPrimary));

mTextView1.setTextColor(getResources().getColor(R.color.black));

mTextView2.setTextColor(getResources().getColor(R.color.black));

mTextView3.setTextColor(getResources().getColor(R.color.black));

path="http://zkread.com/htnewsroom/v2.0/mobileapp/user-0/categories/articles?" +

"itemType=recommendation&itemName=推荐&itemId=-1&page="+page+"&size=20&firstId=1338557";

loadData();

}

}

);

mTextView1.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mTextView1.setTextColor(getResources().getColor(R.color.colorPrimary));

mTextView.setTextColor(getResources().getColor(R.color.black));

mTextView2.setTextColor(getResources().getColor(R.color.black));

mTextView3.setTextColor(getResources().getColor(R.color.black));

path="http://zkread.com/htnewsroom/v2.0/mobileapp/user-0/categories/articles?" +

"itemType=recommendation&itemName=电子商务&itemId=-1&page="+page+"&size=20&firstId=1338557";

loadData();

}

});

mTextView2.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mTextView2.setTextColor(getResources().getColor(R.color.colorPrimary));

mTextView1.setTextColor(getResources().getColor(R.color.black));

mTextView.setTextColor(getResources().getColor(R.color.black));

mTextView3.setTextColor(getResources().getColor(R.color.black));

path="http://zkread.com/htnewsroom/v2.0/mobileapp/user-0/categories/articles?" +

"itemType=recommendation&itemName=互联网金融&itemId=-1&page="+page+"&size=20&firstId=1338557";

loadData();

}

});

mTextView3.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View v) {

mTextView3.setTextColor(getResources().getColor(R.color.colorPrimary));

mTextView.setTextColor(getResources().getColor(R.color.black));

mTextView2.setTextColor(getResources().getColor(R.color.black));

mTextView1.setTextColor(getResources().getColor(R.color.black));

path="http://zkread.com/htnewsroom/v2.0/mobileapp/user-0/categories/articles?" +

"itemType=recommendation&itemName=物联网&itemId=-1&page="+page+"&size=20&firstId=1338557";

loadData();

}

});

}

private void loadData() {

new Thread(){

@Override

public void run() {

String connect = HttpUrl.getUrlConnect(path);

Message message = Message.obtain();

message.obj=connect;

message.what=2;

handler.sendMessage(message);

}

}.start();

}

private void initView() {

sqliteDao = new SqliteDao(this);

mTextView = (TextView) findViewById(R.id.tuijian);

mTextView1 = (TextView) findViewById(R.id.dianzishangwu);

mTextView2 = (TextView) findViewById(R.id.hulianwang);

mTextView3 = (TextView) findViewById(R.id.wulianwang);

mViewpager = (ViewPager) findViewById(R.id.viewpager);

mXlistView = (XListView) findViewById(R.id.xlistview);

mXlistView.setPullLoadEnable(true);

mXlistView.setXListViewListener(this);

mList=new ArrayList<>();

imageAdapter = new ImageAdapter();

myadapter = new Myadapter(mList, this);

list=new ArrayList<>();

mXlistView.setAdapter(myadapter);

mViewpager.setAdapter(imageAdapter);

mXlistView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

@Override

public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

Intent intent=new Intent(MainActivity.this,ImageActivity.class);

intent.putExtra("url",mList.get(position).getImgSrc());

startActivity(intent);

}

});

rb1 = (RadioButton) findViewById(R.id.rad1);

rb2 = (RadioButton) findViewById(R.id.rad2);

rb3 = (RadioButton) findViewById(R.id.rad3);

rb4 = (RadioButton) findViewById(R.id.rad4);

rb5 = (RadioButton) findViewById(R.id.rad5);

mViewpager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {

@Override

public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {

}

@Override

public void onPageSelected(int position) {

switch (position){

case 0:

rb1.setChecked(true);

break;

case 1:

rb2.setChecked(true);

break;

case 2:

rb3.setChecked(true);

break;

case 3:

rb4.setChecked(true);

break;

case 4:

rb5.setChecked(true);

break;

}

}

@Override

public void onPageScrollStateChanged(int state) {

}

});

}

private void initData() {

new Thread(){

@Override

public void run() {

String connect = HttpUrl.getUrlConnect(pathUrl);

Message message = Message.obtain();

message.obj=connect;

message.what=1;

handler.sendMessage(message);

}

}.start();

}

public static boolean isNetworkAvailable(Context context) {

ConnectivityManager connectivity = (ConnectivityManager) context

.getSystemService(Context.CONNECTIVITY_SERVICE);

if (connectivity != null) {

NetworkInfo info = connectivity.getActiveNetworkInfo();

if (info != null && info.isConnected())

{

// 当前网络是连接的

if (info.getState() == NetworkInfo.State.CONNECTED)

{

// 当前所连接的网络可用

return true;

}

}

}

return false;

}

@Override

public void onRefresh() {

page=1;

loadData();

stop();

}

@Override

public void onLoadMore() {

loadData();

stop();

}

private void stop() {

mXlistView.stopRefresh();

mXlistView.stopLoadMore();

page++;

}

class ImageAdapter extends PagerAdapter{

@Override

public int getCount() {

return list.size();

}

@Override

public boolean isViewFromObject(View view, Object object) {

return view==object;

}

@Override

public Object instantiateItem(ViewGroup container, int position) {

ImageView imageView = new ImageView(MainActivity.this);

Glide.with(MainActivity.this)

.load(list.get(position).getImgSrc())

.placeholder(R.mipmap.ic_launcher)

.into(imageView);

container.addView(imageView);

return imageView;

}

@Override

public void destroyItem(ViewGroup container, int position, Object object) {

container.removeView((View) object);

}

}

}

------------

<uses-permission android:name="android.permission.INTERNET" />

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />

-----------------

<?xml version="1.0" encoding="UTF-8"?>

-<LinearLayout tools:context="com.lucheng.MainActivity" android:orientation="vertical" android:layout_height="match_parent" android:layout_width="match_parent" android:id="@+id/activity_main" xmlns:tools="http://schemas.android.com/tools" xmlns:android="http://schemas.android.com/apk/res/android">

-<LinearLayout android:orientation="horizontal" android:layout_height="wrap_content" android:layout_width="match_parent">

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:id="@+id/tuijian" android:layout_weight="1" android:textColor="#0c4f9c" android:gravity="center" android:textSize="19dp" android:text="推荐"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:id="@+id/dianzishangwu" android:layout_weight="1" android:gravity="center" android:textSize="19dp" android:text="电子商务"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:id="@+id/hulianwang" android:layout_weight="1" android:gravity="center" android:textSize="19dp" android:text="互联网金融"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:id="@+id/wulianwang" android:layout_weight="1" android:gravity="center" android:textSize="19dp" android:text="物联网"/>

</LinearLayout>

-<RelativeLayout android:layout_height="200dp" android:layout_width="match_parent">

<android.support.v4.view.ViewPager android:layout_height="200dp" android:layout_width="match_parent" android:id="@+id/viewpager"> </android.support.v4.view.ViewPager>

-<RadioGroup android:orientation="horizontal" android:layout_height="wrap_content" android:layout_width="match_parent" android:gravity="center" android:layout_alignParentBottom="true">

<RadioButton android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/rad1" android:checked="true"/>

<RadioButton android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/rad2"/>

<RadioButton android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/rad3"/>

<RadioButton android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/rad4"/>

<RadioButton android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/rad5"/>

</RadioGroup>

</RelativeLayout>

-<RelativeLayout android:layout_height="wrap_content" android:layout_width="match_parent">

<me.maxwin.view.XListView android:layout_height="250dp" android:layout_width="wrap_content" android:id="@+id/xlistview"/>

-<LinearLayout android:orientation="horizontal" android:layout_height="22dp" android:layout_width="match_parent" android:layout_alignParentBottom="true" android:background="#fff">

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:layout_weight="1" android:gravity="center" android:textSize="20dp" android:text="技术"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:layout_weight="1" android:textColor="#0c14ab" android:gravity="center" android:textSize="20dp" android:text="咨讯"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:layout_weight="1" android:gravity="center" android:textSize="20dp" android:text="学园"/>

<TextView android:layout_height="wrap_content" android:layout_width="0dp" android:layout_weight="1" android:gravity="center" android:textSize="20dp" android:text="我的"/>

</LinearLayout>

</RelativeLayout>

</LinearLayout>

------------

<?xml version="1.0" encoding="UTF-8"?>

-<LinearLayout android:orientation="vertical" android:layout_height="match_parent" android:layout_width="match_parent" xmlns:android="http://schemas.android.com/apk/res/android">

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:textSize="20dp" android:id="@+id/title"/>

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:id="@+id/title2"/>

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:id="@+id/title3"/>

</LinearLayout>

-----------

<?xml version="1.0" encoding="UTF-8"?>

-<LinearLayout android:orientation="horizontal" android:layout_height="match_parent" android:layout_width="match_parent" xmlns:android="http://schemas.android.com/apk/res/android">

-<LinearLayout android:orientation="vertical" android:layout_height="match_parent" android:layout_width="wrap_content">

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:textSize="20dp" android:id="@+id/title"/>

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:id="@+id/title2"/>

<TextView android:layout_height="wrap_content" android:layout_width="match_parent" android:id="@+id/title3"/>

</LinearLayout>

<ImageView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/image"/>

</LinearLayout>

----------

<?xml version="1.0" encoding="UTF-8"?>

-<RelativeLayout tools:context="com.bway.lucheng1504d20170602.ImageActivity" android:paddingTop="@dimen/activity_vertical_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingBottom="@dimen/activity_vertical_margin" android:layout_height="match_parent" android:layout_width="match_parent" android:id="@+id/activity_image" xmlns:tools="http://schemas.android.com/tools" xmlns:android="http://schemas.android.com/apk/res/android">

<ImageView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/imageview" android:layout_centerInParent="true" android:src="@mipmap/ic_launcher"/>

</RelativeLayout>