(转摘)Android腾讯微薄客户端开发十三:提及篇（与小弟我有关的微博）

Java代码 ?

1. public?class?ReferActivity?extends?ListActivity?implements?OnItemClickListener,OnItemLongClickListener{ ??
2. ???? ??
3. ????private?DataHelper?dataHelper; ??
4. ????private?UserInfo?user; ??
5. ????private?MyWeiboSync?weibo; ??
6. ????private?ListView?listView; ??
7. ????private?ReferAdapter?adapter; ??
8. ????private?JSONArray?array; ??
9. ????private?AsyncImageLoader?asyncImageLoader; ??
10. ????private?Handler?handler; ??
11. ????private?ProgressDialog?progressDialog; ??
12. ????private?View?top_panel; ??
13. ????private?Button?top_btn_left; ??
14. ????private?Button?top_btn_right; ??
15. ????private?TextView?top_title; ??
16. ???? ??
17. ????@Override??
18. ????protected?void?onCreate(Bundle?savedInstanceState)?{ ??
19. ????????super.onCreate(savedInstanceState); ??
20. ????????setContentView(R.layout.refer); ??
21. ????????setUpViews(); ??
22. ????????setUpListeners(); ??
23. ???????? ??
24. ????????dataHelper?=?DataBaseContext.getInstance(getApplicationContext()); ??
25. ????????weibo?=?WeiboContext.getInstance(); ??
26. ???????? ??
27. ????????List<UserInfo>?userList?=?dataHelper.GetUserList(false); ??
28. ???????? ??
29. ????????SharedPreferences?preferences?=?getSharedPreferences("default_user",Activity.MODE_PRIVATE); ??
30. ????????String?nick?=?preferences.getString("user_default_nick",?""); ??
31. ???????? ??
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. ????????} ??
36. ???????? ??
37. ????????/*weibo.setAccessTokenKey(user.getToken()); ?
38. ????????weibo.setAccessTokenSecrect(user.getTokenSecret());*/??
39. ???????? ??
40. ????????progressDialog?=?new?ProgressDialog(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?=?new?GetReferHandler(); ??
45. ???????? ??
46. ????????new?GetReferThread().start();//耗时操作,开启一个新线程获取数据 ??
47. ????????progressDialog.show(); ??
48. ????} ??
49. ???? ??
50. ????private?void?setUpViews(){ ??
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. ????} ??
57. ???? ??
58. ????private?void?setUpListeners(){ ??
59. ????????listView.setOnItemClickListener(this); ??
60. ????????listView.setOnItemLongClickListener(this); ??
61. ????} ??
62. ???? ??
63. ????class?GetReferHandler?extends?Handler?{ ??
64. ????????@Override??
65. ????????public?void?handleMessage(Message?msg)?{ ??
66. ????????????if(array!=null){ ??
67. ????????????????adapter?=?new?ReferAdapter(ReferActivity.this,?array); ??
68. ????????????????listView.setAdapter(adapter); ??
69. ????????????} ??
70. ???????????? ??
71. ????????????progressDialog.dismiss();//?关闭进度条 ??
72. ????????} ??
73. ????} ??
74. ???? ??
75. ????class?GetReferThread?extends?Thread?{ ??
76. ????????@Override??
77. ????????public?void?run()?{ ??
78. ????????????String?jsonStr?=?weibo.getRefers(weibo.getAccessTokenKey(),?weibo.getAccessTokenSecrect(),?PageFlag.PageFlag_First,?0,?20,?0); ??
79. ????????????try?{ ??
80. ????????????????JSONObject?dataObj?=?new?JSONObject(jsonStr).getJSONObject("data"); ??
81. ????????????????if(dataObj!=null){ ??
82. ????????????????????array?=?dataObj.getJSONArray("info"); ??
83. ????????????????} ??
84. ????????????}?catch?(JSONException?e)?{ ??
85. ????????????????e.printStackTrace(); ??
86. ????????????} ??
87. ????????????Message?msg?=?handler.obtainMessage(); ??
88. ????????????handler.sendMessage(msg); ??
89. ????????} ??
90. ????} ??
91. ???? ??
92. ???? ??
93. ????class?ReferAdapter?extends?BaseAdapter?{ ??
94. ????????private?Context?context; ??
95. ????????private?LayoutInflater?inflater; ??
96. ????????private?JSONArray?array; ??
97. ???????? ??
98. ????????public?ReferAdapter(Context?context,?JSONArray?array)?{ ??
99. ????????????super(); ??
100. ????????????this.context?=?context; ??
101. ????????????this.array?=?array; ??
102. ????????????this.inflater?=?LayoutInflater.from(context); ??
103. ????????} ??
104. ??
105. ????????@Override??
106. ????????public?int?getCount()?{ ??
107. ????????????return?array.length(); ??
108. ????????} ??
109. ??
110. ????????@Override??
111. ????????public?Object?getItem(int?position)?{ ??
112. ????????????return?array.opt(position); ??
113. ????????} ??
114. ??
115. ????????@Override??
116. ????????public?long?getItemId(int?position)?{ ??
117. ????????????return?position; ??
118. ????????} ??
119. ??
120. ????????@Override??
121. ????????public?View?getView(final?int?position,?View?convertView,?ViewGroup?parent)?{ ??
122. ????????????asyncImageLoader?=?new?AsyncImageLoader(); ??
123. ????????????ReferViewHolder?viewHolder?=?new?ReferViewHolder(); ??
124. ????????????JSONObject?data?=?(JSONObject)array.opt(position); ??
125. ????????????JSONObject?source?=?null; ??
126. ????????????convertView?=?inflater.inflate(R.layout.refer_list_item,?null); ??
127. ????????????try?{ ??
128. ????????????????source?=?data.getJSONObject("source"); ??
129. ????????????}?catch?(JSONException?e1)?{ ??
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); ??
138. ???????????? ??
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); ??
145. ???????????????????? ??
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. ????????????????????Drawable?cachedImage?=?asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.refer_headicon,?new?ImageCallback(){ ??
152. ????????????????????????@Override??
153. ????????????????????????public?void?imageLoaded(Drawable?imageDrawable,ImageView?imageView,?String?imageUrl)?{ ??
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?(JSONException?e)?{ ??
166. ????????????????????e.printStackTrace(); ??
167. ????????????????}?catch?(Exception?e)?{ ??
168. ????????????????????e.printStackTrace(); ??
169. ????????????????} ??
170. ????????????} ??
171. ????????????return?convertView; ??
172. ????????} ??
173. ????} ??
174. ???? ??
175. ????static?class?ReferViewHolder?{ ??
176. ????????private?ImageView?refer_headicon; ??
177. ????????private?TextView?refer_nick; ??
178. ????????private?TextView?refer_timestamp; ??
179. ????????private?TextView?refer_origtext; ??
180. ????????private?TextView?refer_source; ??
181. ????????private?ImageView?refer_hasimage; ??
182. ????} ??
183. ??
184. ????@Override??
185. ????public?boolean?onItemLongClick(AdapterView<?>?arg0,?View?arg1,?int?position,long?arg3)?{ ??
186. ????????CharSequence?[]?items?=?null; ??
187. ????????try?{ ??
188. ????????????items=?new?CharSequence[]{"转播","对话","点评","收藏",((JSONObject)array.opt(position)).getString("nick"),"取消"}; ??
189. ????????}?catch?(JSONException?e)?{ ??
190. ????????????e.printStackTrace(); ??
191. ????????} ??
192. ????????new?AlertDialog.Builder(ReferActivity.this).setTitle("选项").setItems(items,new?DialogInterface.OnClickListener()?{ ??
193. ????????????@Override??
194. ????????????public?void?onClick(DialogInterface?dialog,?int?which)?{ ??
195. ????????????????????????switch?(which)?{ ??
196. ????????????????????????case?0:?{ ??
197. ????????????????????????} ??
198. ????????????????????????????break; ??
199. ????????????????????????case?1:?{ ??
200. ????????????????????????} ??
201. ????????????????????????????break; ??
202. ????????????????????????case?2:?{ ??
203. ????????????????????????} ??
204. ????????????????????????????break; ??
205. ????????????????????????case?3:?{ ??
206. ????????????????????????} ??
207. ????????????????????????????break; ??
208. ????????????????????????case?4:?{ ??
209. ????????????????????????} ??
210. ????????????????????????????break; ??
211. ????????????????????????case?5:?{ ??
212. ????????????????????????} ??
213. ????????????????????????????break; ??
214. ????????????????????????default: ??
215. ????????????????????????????break; ??
216. ????????????????????????} ??
217. ????????????} ??
218. ????????}).show(); ??
219. ????????return?false; ??
220. ????} ??
221. ??
222. ????@Override??
223. ????public?void?onItemClick(AdapterView<?>?arg0,?View?arg1,?int?position,?long?arg3)?{ ??
224. ????????JSONObject?weiboInfo?=?(JSONObject)array.opt(position); ??
225. ????????Intent?intent?=?new?Intent(ReferActivity.this,?WeiboDetailActivity.class); ??
226. ????????try?{ ??
227. ????????????intent.putExtra("weiboid",?weiboInfo.getString("id")); ??
228. ????????????startActivity(intent); ??
229. ????????}?catch?(JSONException?e)?{ ??
230. ????????????e.printStackTrace(); ??
231. ????????} ??
232. ????} ??
233. ??
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;		@Override	protected 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 {		@Override		public 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 {		@Override		public 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);		}		@Override		public int getCount() {			return array.length();		}		@Override		public Object getItem(int position) {			return array.opt(position);		}		@Override		public long getItemId(int position) {			return position;		}		@Override		public 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;	}	@Override	public 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() {			@Override			public 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;	}	@Override	public 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 ?

1. <?xml?version="1.0"?encoding="utf-8"?> ??
2. <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"> ??
3. ????<include?android:id="@+id/refer_top"?layout="@layout/top_panel"?android:layout_alignParentTop="true"/> ??
4. ????<ListView?android: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 ?

1. <?xml?version="1.0"?encoding="utf-8"?> ??
2. <LinearLayout?xmlns: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. ????<RelativeLayout?android:layout_width="50.0dip"?android:layout_height="50.0dip"?android:layout_weight="0.0"> ??
4. ????????<ImageView?android:id="@+id/refer_headicon"?android:layout_width="45.0dip"?android:layout_height="45.0dip"?android:scaleType="fitCenter"?android:layout_centerInParent="true"?/> ??
5. ????</RelativeLayout> ??
6. ????<RelativeLayout?android:orientation="vertical"?android:layout_width="wrap_content"?android:layout_height="wrap_content"?android:padding="4.0dip"?android:layout_weight="1.0"> ??
7. ????????<TextView?android: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. ????????<TextView?android: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. ????????<ImageView?android:id="@+id/refer_hasimage"?android:layout_width="wrap_content"?android:layout_height="wrap_content"?android:layout_toLeftOf="@id/refer_timestamp"/> ??
10. ????????<TextView?android: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. ????????<TextView?android: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