实例介绍
【实例简介】
【实例截图】
【核心代码】
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 | package lty.newscol;import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.UnsupportedEncodingException;import java.util.ArrayList;import java.util.Calendar;import java.util.HashMap;import java.util.List;import java.util.Map;import org.apache.http.HttpEntity;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.ClientProtocolException;import org.apache.http.client.HttpClient;import org.apache.http.client.entity.UrlEncodedFormEntity;import org.apache.http.client.methods.HttpPost;import org.apache.http.impl.client.DefaultHttpClient;import org.apache.http.message.BasicNameValuePair;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;import android.annotation.SuppressLint;import android.app.Activity;import android.content.Intent;import android.graphics.Bitmap;import android.os.Handler;import android.support.v4.widget.SwipeRefreshLayout;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.Window;import android.widget.AdapterView;import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.ListView;import android.widget.PopupWindow;import android.widget.SimpleAdapter;import android.widget.TextView;import android.widget.Toast;import android.widget.AdapterView.OnItemClickListener;public class MainActivity extends Activity implements OnClickListener{ private TextView tv_date; private TextView tv_month; private ListView lv; private String[] title; private String[] content; private List<HealthLayoutMessage> contentlist; private BaseAdapter adapter; private ImageView iv_more; List<Map<String, String>> moreList; private PopupWindow pwMyPopWindow;// popupwindow private ListView lvPopupList;// popupwindow对应的ListView private int NUM_OF_VISIBLE_LIST_ROWS = 5;//listview中栏目的数量 @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.activity_main); initData(); initPopupWindow(); initotherview(); initviews(); lv.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View arg1, int p, long arg3) { // TODO Auto-generated method stub String url = contentlist.get(p).getUrl().toString(); Intent intent = new Intent(MainActivity.this,HealthNewsDetail.class); intent.putExtra("url", url); startActivity(intent); } }); } private List<HealthLayoutMessage> getMyData(){ List<HealthLayoutMessage> msgList = new ArrayList<HealthLayoutMessage>(); HealthLayoutMessage msg; title = getResources().getStringArray(R.array.lv_title); content = getResources().getStringArray(R.array.lv_content); /* * Tag标签:新闻的种类 * 1:慢病 * 2:免疫 * 3:流行病 * 4:保健 * */ msg = new HealthLayoutMessage(); msg.setTag(1); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[0]); msg.setContent(content[0]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(2); msg.setType(MyAdapter.LV_BIG_PIC); msg.setTitle(title[8]); msg.setPic(R.drawable.newspic1); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(1); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[1]); msg.setContent(content[1]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(3); msg.setType(MyAdapter.LV_LITTLE_PIC); msg.setTitle(title[2]); msg.setContent(content[2]); msg.setPic(R.drawable.newssquarepic1); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(4); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[3]); msg.setContent(content[3]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(4); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[4]); msg.setContent(content[4]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(2); msg.setType(MyAdapter.LV_LITTLE_PIC); msg.setTitle(title[5]); msg.setContent(content[5]); msg.setPic(R.drawable.newssquarepic2); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(1); msg.setType(MyAdapter.LV_BIG_PIC); msg.setTitle(title[9]); msg.setPic(R.drawable.newspic2); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(3); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[6]); msg.setContent(content[6]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); msg = new HealthLayoutMessage(); msg.setTag(3); msg.setType(MyAdapter.LV_NO_PIC); msg.setTitle(title[7]); msg.setContent(content[7]); msg.setUrl("http://news.fh21.com.cn/jksd/480509.html"); msgList.add(msg); return msgList; } private void initData() { moreList = new ArrayList<Map<String, String>>(); Map<String, String> map; map = new HashMap<String, String>(); map.put("share_key", "慢病"); moreList.add(map); map = new HashMap<String, String>(); map.put("share_key", "免疫"); moreList.add(map); map = new HashMap<String, String>(); map.put("share_key", "流行病"); moreList.add(map); map = new HashMap<String, String>(); map.put("share_key", "保健"); moreList.add(map); map = new HashMap<String, String>(); map.put("share_key", "所有资讯"); moreList.add(map); contentlist = new ArrayList<HealthLayoutMessage>(getMyData()); adapter = getAdapter(); } @SuppressLint("InflateParams") private void initPopupWindow() { LayoutInflater inflater = (LayoutInflater) this .getSystemService(LAYOUT_INFLATER_SERVICE); View layout = inflater.inflate(R.layout.task_detail_popupwindow, null); lvPopupList = (ListView) layout.findViewById(R.id.lv_popup_list); pwMyPopWindow = new PopupWindow(layout); pwMyPopWindow.setFocusable(true); lvPopupList.setAdapter(new SimpleAdapter(MainActivity.this, moreList, R.layout.list_item_popupwindow, new String[] { "share_key" }, new int[] { R.id.tv_list_item })); lvPopupList.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { contentlist.clear(); if(position == 4){ contentlist.addAll(getMyData()); } else{ contentlist.addAll(getMyData()); for(int i=0;i<contentlist.size();i ){ if(contentlist.get(i).getTag()!=(position 1)){ contentlist.remove(i); i--; } } } adapter.notifyDataSetChanged(); } }); // 设置popupwindow 的长宽 lvPopupList.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED); pwMyPopWindow.setWidth(lvPopupList.getMeasuredWidth()); pwMyPopWindow.setHeight((lvPopupList.getMeasuredHeight() 6) * NUM_OF_VISIBLE_LIST_ROWS); // 设置背景 pwMyPopWindow.setBackgroundDrawable(this.getResources().getDrawable( R.drawable.bitmap_book_read_chapterlist_repeat)); pwMyPopWindow.setOutsideTouchable(true);//设置popupwindow 点击外面消失 } private void initotherview() { // TODO Auto-generated method stub iv_more = (ImageView)findViewById(R.id.health_news_more_content); iv_more.setOnClickListener(this); } private BaseAdapter getAdapter(){ return new MyAdapter(this, contentlist); } private void initviews() { // TODO Auto-generated method stub String[] monthname = getResources().getStringArray(R.array.Month); tv_date = (TextView)findViewById(R.id.health_news_date); tv_month = (TextView)findViewById(R.id.health_news_month); lv = (ListView)findViewById(R.id.health_news_lv); lv.setAdapter(adapter); /* *修改日期信息 * */ Calendar c = Calendar.getInstance();//可以对每个时间域单独修改 int month_index = c.get(Calendar.MONTH); String date = String.valueOf(c.get(Calendar.DATE)); if(date.length()<2) date = "0" date; tv_date.setText(date); tv_month.setText(monthname[month_index]); } @Override public void onClick(View v) { // TODO Auto-generated method stub switch(v.getId()){ case R.id.health_news_more_content: if (pwMyPopWindow.isShowing()) { pwMyPopWindow.dismiss();// 鍏抽棴 } else { pwMyPopWindow.showAsDropDown(iv_more);// 鏄剧ず } } } } |
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