(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