Android 笑话故事jsoup库使用-IT计算机-毕业设计.zip

package com.s3hengwu.smile; import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; import java.net.URL; import java.util.ArrayList; import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.select.Elements; import android.app.Activity; import android.app.AlertDialog; import android.app.ProgressDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.AsyncTask; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.view.View; import android.view.ViewGroup; import android.view.View.OnClickListener; import android.view.ViewGroup.LayoutParams; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.BaseAdapter; import android.widget.Button; import android.widget.GridView; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; public class ImageActivity extends Activity { private GridView mGrid; private TextView title; private Button back; // private String url="http://www.laifu.org"; private String pageUrl_1; private String name; private int page = 1; private String flag; private ImageAdapter mAdapter; private ProgressDialog mDialog; private ArrayList<String> mImageUrl = new ArrayList<String>();// 缩略图 // private ArrayList<String> mImageUrl2=new ArrayList<String>();//全图 private ArrayList<String> mImageName = new ArrayList<String>();// 缩略名 private ArrayList<String> mImageName2 = new ArrayList<String>();// 全名 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.layout_iamge); LinearLayout ll = (LinearLayout) findViewById(R.id.ll_title_bottom); mGrid = (GridView) findViewById(R.id.gridview); title = (TextView) findViewById(R.id.title); back = (Button) findViewById(R.id.btnback); mGrid.setOnItemClickListener(listener); mAdapter = new ImageAdapter(); mDialog = new ProgressDialog(this); mDialog.setMessage("正在加载数据..."); Intent it = getIntent(); name = it.getStringExtra("title"); title.setText(name); if (name.equals("动物漫画")) { pageUrl_1 = "http://www.laifu.org/tupian/dongwutupian.htm"; flag = "dongwutupian"; } else { pageUrl_1 = "http://www.laifu.org/tupian/ertongtupian.htm"; flag = "ertongtupian"; } mDialog.show(); new Thread() { public void run() { try { Document doc = Jsoup.connect(pageUrl_1).get(); Elements es = doc.select(".picListTable img"); for (int i = 0; i < es.size(); i++) { String img_url = es.get(i).attr("src"); String name = es.get(i).attr("alt"); mImageName2.add(name); if (name.length() > 8) { name = name.subSequence(0, 8).toString(); } mImageName.add(name); mImageUrl.add(img_url); Message m = new Message(); m.what = 1; myHandler.sendMessage(m); } } catch (IOException e) { Message m = new Message(); m.what = 2; myHandler.sendMessage(m); } }; }.start(); back.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { ImageActivity.this.finish(); } }); } private OnItemClickListener listener = new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { int count = mAdapter.getCount(); if (arg2 == count - 1) { page++; final String nextPage = "http://www.laifu.org/tupian/" + flag + "_" + page + ".htm"; mDialog.show(); new Thread() { public void run() { try { Document doc = Jsoup.connect(nextPage).get(); Elements es = doc.select(".picListTable img"); for (int i = 0; i < es.size(); i++) { String img_url = es.get(i).attr("src"); String name = es.get(i).attr("alt"); mImageName2.add(name); if (name.length() > 8) { name = name.subSequence(0, 8).toString(); } mImageName.add(name); mImageUrl.add(img_url); Message m = new Message(); m.what = 3; myHandler.sendMessage(m); } } catch (IOException e) { Message m = new Message(); m.what = 2; myHandler.sendMessage(m); } }; }.start(); return; } Intent it = new Intent(ImageActivity.this, ImageReadActivity.class); it.putExtra("name", name); it.putExtra("aticle_name", mImageName2.get(arg2)); it.putExtra("aticle_url", mImageUrl.get(arg2)); startActivity(it); } }; private Handler myHandler = new Handler() { public void handleMessage(android.os.Message msg) { switch (msg.what) { case 1: mDialog.cancel(); mGrid.setAdapter(mAdapter); break; case 2: mDialog.cancel(); final AlertDialog.Builder builder = new AlertDialog.Builder( ImageActivity.this); builder.setTitle("提示") .setMessage("晚上8:30-10:00数据更新中") .setPositiveButton("我知道了", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { android.os.Process .killProcess(android.os.Process .myPid()); System.exit(0); } }); builder.create().show(); break; case 3: mDialog.cancel(); mAdapter.notifyDataSetChanged(); break; } }; }; private class ImageAdapter extends BaseAdapter { @Override public int getCount() { return mImageName.size() + 1; } @Override public Object getItem(int arg0) { return arg0; } @Override public long getItemId(int position) { return 0; } @Override public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder = null; // if(convertView==null){ convertView = View.inflate(getApplicationContext(), R.layout.item2, null); holder = new ViewHolder(); holder.text = (TextView) convertView.findViewById(R.id.text); holder.image = (ImageView) convertView.findViewById(R.id.image); convertView.setTag(holder); // }else{ // holder = (ViewHolder) convertView.getTag(); // } if (position == mImageName.size()) { holder.text.setText(""); holder.image.setImageResource(R.drawable.add_section); return convertView; } holder.text.setText(mImageName.get(position)); ImageAsyncTask task = new ImageAsyncTask(ImageActivity.this, holder.image); task.execute(mImageUrl.get(position)); // holder.image.setImageResource(R.drawable.main_pic_0); return convertView; } class ViewHolder { TextView text; ImageView image; } }; private class ImageAsyncTask extends AsyncTask<String, Integer, Bitmap> { private ImageView iv = null; public ImageAsyncTask(Context context, ImageView iv) { this.iv = iv; } @Override protected Bitmap doInBackground(String... params) { String s = params[0]; URL url = null; HttpURLConnection conn = null; InputStream is = null; try { url = new URL(s); conn = (HttpURLConnection) url.openConnection(); is = conn.getInputStream(); return BitmapFactory.decodeStream(is); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } finally { try { if (is != null) { is.close(); } if (conn != null) { conn.disconnect(); } } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } return nul