(转摘)Android腾讯微薄客户端开发十三:提及篇（与我有关的微博）
Java代码 复制代码 收藏代码
  1. publicclassReferActivityextendsListActivityimplementsOnItemClickListener,OnItemLongClickListener{
  3. privateDataHelperdataHelper;
  4. privateUserInfouser;
  5. privateMyWeiboSyncweibo;
  6. privateListViewlistView;
  7. privateReferAdapteradapter;
  8. privateJSONArrayarray;
  9. privateAsyncImageLoaderasyncImageLoader;
  10. privateHandlerhandler;
  11. privateProgressDialogprogressDialog;
  12. privateViewtop_panel;
  13. privateButtontop_btn_left;
  14. privateButtontop_btn_right;
  15. privateTextViewtop_title;
  17. @Override
  18. protectedvoidonCreate(BundlesavedInstanceState){
  19. super.onCreate(savedInstanceState);
  20. setContentView(R.layout.refer);
  21. setUpViews();
  22. setUpListeners();
  24. dataHelper=DataBaseContext.getInstance(getApplicationContext());
  25. weibo=WeiboContext.getInstance();
  27. List<UserInfo>userList=dataHelper.GetUserList(false);
  29. SharedPreferencespreferences=getSharedPreferences("default_user",Activity.MODE_PRIVATE);
  30. Stringnick=preferences.getString("user_default_nick","");
  32. if(nick!=""){
  33. user=dataHelper.getUserByName(nick,userList);
  34. top_title.setText("提到我的");//顶部工具栏名称
  35. }
  37. /*weibo.setAccessTokenKey(user.getToken());
  38. weibo.setAccessTokenSecrect(user.getTokenSecret());*/
  40. progressDialog=newProgressDialog(ReferActivity.this);//生成一个进度条
  41. progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
  42. progressDialog.setTitle("请稍等");
  43. progressDialog.setMessage("正在读取数据中!");
  44. handler=newGetReferHandler();
  46. newGetReferThread().start();//耗时操作,开启一个新线程获取数据
  47. progressDialog.show();
  48. }
  50. privatevoidsetUpViews(){
  51. listView=getListView();
  52. top_panel=(View)findViewById(R.id.refer_top);
  53. top_btn_left=(Button)top_panel.findViewById(R.id.top_btn_left);
  54. top_btn_right=(Button)top_panel.findViewById(R.id.top_btn_right);
  55. top_title=(TextView)top_panel.findViewById(R.id.top_title);
  56. }
  58. privatevoidsetUpListeners(){
  59. listView.setOnItemClickListener(this);
  60. listView.setOnItemLongClickListener(this);
  61. }
  63. classGetReferHandlerextendsHandler{
  64. @Override
  65. publicvoidhandleMessage(Messagemsg){
  66. if(array!=null){
  67. adapter=newReferAdapter(ReferActivity.this,array);
  68. listView.setAdapter(adapter);
  69. }
  71. progressDialog.dismiss();//关闭进度条
  72. }
  73. }
  75. classGetReferThreadextendsThread{
  76. @Override
  77. publicvoidrun(){
  78. StringjsonStr=weibo.getRefers(weibo.getAccessTokenKey(),weibo.getAccessTokenSecrect(),PageFlag.PageFlag_First,0,20,0);
  79. try{
  80. JSONObjectdataObj=newJSONObject(jsonStr).getJSONObject("data");
  81. if(dataObj!=null){
  82. array=dataObj.getJSONArray("info");
  83. }
  84. }catch(JSONExceptione){
  85. e.printStackTrace();
  86. }
  87. Messagemsg=handler.obtainMessage();
  88. handler.sendMessage(msg);
  89. }
  90. }
  93. classReferAdapterextendsBaseAdapter{
  94. privateContextcontext;
  95. privateLayoutInflaterinflater;
  96. privateJSONArrayarray;
  98. publicReferAdapter(Contextcontext,JSONArrayarray){
  99. super();
  100. this.context=context;
  101. this.array=array;
  102. this.inflater=LayoutInflater.from(context);
  103. }
  105. @Override
  106. publicintgetCount(){
  107. returnarray.length();
  108. }
  110. @Override
  111. publicObjectgetItem(intposition){
  112. returnarray.opt(position);
  113. }
  115. @Override
  116. publiclonggetItemId(intposition){
  117. returnposition;
  118. }
  120. @Override
  121. publicViewgetView(finalintposition,ViewconvertView,ViewGroupparent){
  122. asyncImageLoader=newAsyncImageLoader();
  123. ReferViewHolderviewHolder=newReferViewHolder();
  124. JSONObjectdata=(JSONObject)array.opt(position);
  125. JSONObjectsource=null;
  126. convertView=inflater.inflate(R.layout.refer_list_item,null);
  127. try{
  128. source=data.getJSONObject("source");
  129. }catch(JSONExceptione1){
  130. e1.printStackTrace();
  131. }
  132. viewHolder.refer_headicon=(ImageView)convertView.findViewById(R.id.refer_headicon);
  133. viewHolder.refer_nick=(TextView)convertView.findViewById(R.id.refer_nick);
  134. viewHolder.refer_hasimage=(ImageView)convertView.findViewById(R.id.refer_hasimage);
  135. viewHolder.refer_timestamp=(TextView)convertView.findViewById(R.id.refer_timestamp);
  136. viewHolder.refer_origtext=(TextView)convertView.findViewById(R.id.refer_origtext);
  137. viewHolder.refer_source=(TextView)convertView.findViewById(R.id.refer_source);
  139. if(data!=null){
  140. try{
  141. convertView.setTag(data.get("id"));
  142. viewHolder.refer_nick.setText(data.getString("nick"));
  143. viewHolder.refer_timestamp.setText(TimeUtil.converTime(Long.parseLong(data.getString("timestamp"))));
  144. viewHolder.refer_origtext.setText(data.getString("origtext"),TextView.BufferType.SPANNABLE);
  146. if(source!=null){
  147. viewHolder.refer_source.setText(source.getString("nick")+":"+source.getString("origtext"));
  148. viewHolder.refer_source.setBackgroundResource(R.drawable.source_bg);
  149. }
  150. //异步加载图片
  151. DrawablecachedImage=asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.refer_headicon,newImageCallback(){
  152. @Override
  153. publicvoidimageLoaded(DrawableimageDrawable,ImageViewimageView,StringimageUrl){
  154. imageView.setImageDrawable(imageDrawable);
  155. }
  156. });
  157. if(cachedImage==null){
  158. viewHolder.refer_headicon.setImageResource(R.drawable.icon);
  159. }else{
  160. viewHolder.refer_headicon.setImageDrawable(cachedImage);
  161. }
  162. if(data.getJSONArray("image")!=null){
  163. viewHolder.refer_hasimage.setImageResource(R.drawable.hasimage);
  164. }
  165. }catch(JSONExceptione){
  166. e.printStackTrace();
  167. }catch(Exceptione){
  168. e.printStackTrace();
  169. }
  170. }
  171. returnconvertView;
  172. }
  173. }
  175. staticclassReferViewHolder{
  176. privateImageViewrefer_headicon;
  177. privateTextViewrefer_nick;
  178. privateTextViewrefer_timestamp;
  179. privateTextViewrefer_origtext;
  180. privateTextViewrefer_source;
  181. privateImageViewrefer_hasimage;
  182. }
  184. @Override
  185. publicbooleanonItemLongClick(AdapterView<?>arg0,Viewarg1,intposition,longarg3){
  186. CharSequence[]items=null;
  187. try{
  188. items=newCharSequence[]{"转播","对话","点评","收藏",((JSONObject)array.opt(position)).getString("nick"),"取消"};
  189. }catch(JSONExceptione){
  190. e.printStackTrace();
  191. }
  192. newAlertDialog.Builder(ReferActivity.this).setTitle("选项").setItems(items,newDialogInterface.OnClickListener(){
  193. @Override
  194. publicvoidonClick(DialogInterfacedialog,intwhich){
  195. switch(which){
  196. case0:{
  197. }
  198. break;
  199. case1:{
  200. }
  201. break;
  202. case2:{
  203. }
  204. break;
  205. case3:{
  206. }
  207. break;
  208. case4:{
  209. }
  210. break;
  211. case5:{
  212. }
  213. break;
  214. default:
  215. break;
  216. }
  217. }
  218. }).show();
  219. returnfalse;
  220. }
  222. @Override
  223. publicvoidonItemClick(AdapterView<?>arg0,Viewarg1,intposition,longarg3){
  224. JSONObjectweiboInfo=(JSONObject)array.opt(position);
  225. Intentintent=newIntent(ReferActivity.this,WeiboDetailActivity.class);
  226. try{
  227. intent.putExtra("weiboid",weiboInfo.getString("id"));
  228. startActivity(intent);
  229. }catch(JSONExceptione){
  230. e.printStackTrace();
  231. }
  232. }
  234. }
public class ReferActivity extends ListActivity implements OnItemClickListener,OnItemLongClickListener{private DataHelper dataHelper;private UserInfo user;private MyWeiboSync weibo;private ListView listView;private ReferAdapter adapter;private JSONArray array;private AsyncImageLoader asyncImageLoader;private Handler handler;private ProgressDialog progressDialog;private View top_panel;private Button top_btn_left;private Button top_btn_right;private TextView top_title;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.refer);setUpViews();setUpListeners();dataHelper = DataBaseContext.getInstance(getApplicationContext());weibo = WeiboContext.getInstance();List<UserInfo> userList = dataHelper.GetUserList(false);SharedPreferences preferences = getSharedPreferences("default_user",Activity.MODE_PRIVATE);String nick = preferences.getString("user_default_nick", "");if (nick != "") {user = dataHelper.getUserByName(nick,userList);top_title.setText("提到我的");//顶部工具栏名称}/*weibo.setAccessTokenKey(user.getToken());weibo.setAccessTokenSecrect(user.getTokenSecret());*/progressDialog = new ProgressDialog(ReferActivity.this);// 生成一个进度条progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);progressDialog.setTitle("请稍等");progressDialog.setMessage("正在读取数据中!");handler = new GetReferHandler();new GetReferThread().start();//耗时操作,开启一个新线程获取数据progressDialog.show();}private void setUpViews(){listView = getListView();top_panel = (View)findViewById(R.id.refer_top);top_btn_left = (Button)top_panel.findViewById(R.id.top_btn_left);top_btn_right = (Button)top_panel.findViewById(R.id.top_btn_right);top_title = (TextView)top_panel.findViewById(R.id.top_title);}private void setUpListeners(){listView.setOnItemClickListener(this);listView.setOnItemLongClickListener(this);}class GetReferHandler extends Handler {@Overridepublic void handleMessage(Message msg) {if(array!=null){adapter = new ReferAdapter(ReferActivity.this, array);listView.setAdapter(adapter);}progressDialog.dismiss();// 关闭进度条}}class GetReferThread extends Thread {@Overridepublic void run() {String jsonStr = weibo.getRefers(weibo.getAccessTokenKey(), weibo.getAccessTokenSecrect(), PageFlag.PageFlag_First, 0, 20, 0);try {JSONObject dataObj = new JSONObject(jsonStr).getJSONObject("data");if(dataObj!=null){array = dataObj.getJSONArray("info");}} catch (JSONException e) {e.printStackTrace();}Message msg = handler.obtainMessage();handler.sendMessage(msg);}}class ReferAdapter extends BaseAdapter {private Context context;private LayoutInflater inflater;private JSONArray array;public ReferAdapter(Context context, JSONArray array) {super();this.context = context;this.array = array;this.inflater = LayoutInflater.from(context);}@Overridepublic int getCount() {return array.length();}@Overridepublic Object getItem(int position) {return array.opt(position);}@Overridepublic long getItemId(int position) {return position;}@Overridepublic View getView(final int position, View convertView, ViewGroup parent) {asyncImageLoader = new AsyncImageLoader();ReferViewHolder viewHolder = new ReferViewHolder();JSONObject data = (JSONObject)array.opt(position);JSONObject source = null;convertView = inflater.inflate(R.layout.refer_list_item, null);try {source = data.getJSONObject("source");} catch (JSONException e1) {e1.printStackTrace(); }viewHolder.refer_headicon = (ImageView) convertView.findViewById(R.id.refer_headicon);viewHolder.refer_nick = (TextView) convertView.findViewById(R.id.refer_nick);viewHolder.refer_hasimage = (ImageView) convertView.findViewById(R.id.refer_hasimage);viewHolder.refer_timestamp = (TextView) convertView.findViewById(R.id.refer_timestamp);viewHolder.refer_origtext = (TextView) convertView.findViewById(R.id.refer_origtext);viewHolder.refer_source = (TextView) convertView.findViewById(R.id.refer_source);if(data!=null){try {convertView.setTag(data.get("id"));viewHolder.refer_nick.setText(data.getString("nick"));viewHolder.refer_timestamp.setText(TimeUtil.converTime(Long.parseLong(data.getString("timestamp"))));viewHolder.refer_origtext.setText(data.getString("origtext"), TextView.BufferType.SPANNABLE);if(source!=null){viewHolder.refer_source.setText(source.getString("nick")+":"+source.getString("origtext"));viewHolder.refer_source.setBackgroundResource(R.drawable.source_bg);}//异步加载图片Drawable cachedImage = asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.refer_headicon, new ImageCallback(){                    @Override                    public void imageLoaded(Drawable imageDrawable,ImageView imageView, String imageUrl) {                        imageView.setImageDrawable(imageDrawable);                    }                });if (cachedImage == null) {viewHolder.refer_headicon.setImageResource(R.drawable.icon);} else {viewHolder.refer_headicon.setImageDrawable(cachedImage);}if(data.getJSONArray("image")!=null){viewHolder.refer_hasimage.setImageResource(R.drawable.hasimage);}} catch (JSONException e) {e.printStackTrace();} catch (Exception e) {e.printStackTrace();}}return convertView;}}static class ReferViewHolder {private ImageView refer_headicon;private TextView refer_nick;private TextView refer_timestamp;private TextView refer_origtext;private TextView refer_source;private ImageView refer_hasimage;}@Overridepublic boolean onItemLongClick(AdapterView<?> arg0, View arg1, int position,long arg3) {CharSequence [] items = null;try {items= new CharSequence[]{"转播","对话","点评","收藏",((JSONObject)array.opt(position)).getString("nick"),"取消"};} catch (JSONException e) {e.printStackTrace();}new AlertDialog.Builder(ReferActivity.this).setTitle("选项").setItems(items,new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {switch (which) {case 0: {}break;case 1: {}break;case 2: {}break;case 3: {}break;case 4: {}break;case 5: {}break;default:break;}}}).show();return false;}@Overridepublic void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) {JSONObject weiboInfo = (JSONObject)array.opt(position);Intent intent = new Intent(ReferActivity.this, WeiboDetailActivity.class);try {intent.putExtra("weiboid", weiboInfo.getString("id"));startActivity(intent);} catch (JSONException e) {e.printStackTrace();}}}


Java代码 复制代码 收藏代码
  1. <?xmlversion="1.0"encoding="utf-8"?>
  2. <RelativeLayoutxmlns:android="http://schemas.android.com/apk/res/android"android:background="#ffffffff"android:orientation="vertical"android:layout_width="fill_parent"android:layout_height="fill_parent">
  3. <includeandroid:id="@+id/refer_top"layout="@layout/top_panel"android:layout_alignParentTop="true"/>
  4. <ListViewandroid:layout_below="@id/refer_top"android:id="@id/android:list"android:layout_width="fill_parent"android:cacheColorHint="#00000000"
  5. android:layout_height="wrap_content"android:layout_weight="1"android:divider="@drawable/list_divider"/>
  6. </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:background="#ffffffff" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"><include android:id="@+id/refer_top" layout="@layout/top_panel" android:layout_alignParentTop="true"/><ListView android:layout_below="@id/refer_top" android:id="@id/android:list" android:layout_width="fill_parent" android:cacheColorHint="#00000000"android:layout_height="wrap_content" android:layout_weight="1" android:divider="@drawable/list_divider"/></RelativeLayout>


Java代码 复制代码 收藏代码
  1. <?xmlversion="1.0"encoding="utf-8"?>
  2. <LinearLayoutxmlns:android="http://schemas.android.com/apk/res/android"android:paddingTop="3.0dip"android:orientation="horizontal"android:background="@drawable/listitem_selector"android:layout_width="fill_parent"android:layout_height="wrap_content">
  3. <RelativeLayoutandroid:layout_width="50.0dip"android:layout_height="50.0dip"android:layout_weight="0.0">
  4. <ImageViewandroid:id="@+id/refer_headicon"android:layout_width="45.0dip"android:layout_height="45.0dip"android:scaleType="fitCenter"android:layout_centerInParent="true"/>
  5. </RelativeLayout>
  6. <RelativeLayoutandroid:orientation="vertical"android:layout_width="wrap_content"android:layout_height="wrap_content"android:padding="4.0dip"android:layout_weight="1.0">
  7. <TextViewandroid:id="@+id/refer_nick"android:textColor="#000000"android:layout_width="wrap_content"android:layout_height="32.0dip"android:textSize="14.0sp"android:layout_alignParentLeft="true"/>
  8. <TextViewandroid:id="@+id/refer_timestamp"android:textColor="#ff000000"android:layout_width="wrap_content"android:layout_height="32.0dip"android:textSize="8.0sp"android:layout_alignParentRight="true"/>
  9. <ImageViewandroid:id="@+id/refer_hasimage"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_toLeftOf="@id/refer_timestamp"/>
  10. <TextViewandroid:id="@+id/refer_origtext"android:textColor="#081008"android:layout_width="wrap_content"android:layout_height="wrap_content"android:textSize="12.0sp"android:layout_below="@id/refer_nick"/>
  11. <TextViewandroid:layout_marginLeft="6.0dip"android:id="@+id/refer_source"android:textColor="#101810"android:layout_width="wrap_content"android:layout_height="wrap_content"android:textSize="10.0sp"android:layout_below="@id/refer_origtext"android:layout_alignParentBottom="true"/>
  12. </RelativeLayout>
  13. </LinearLayout>
  14. http://helloandroid.iteye.com/blog/1136767

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