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(转摘)Android腾讯菲薄单薄客户端开发十:博主广播篇

热度：11   发布时间：2016-05-01 18:44:22.0
(转摘)Android腾讯微薄客户端开发十:博主广播篇

点击广播，显示此博主所发表的所有微博


Java代码 复制代码?收藏代码
  1. public?class?TweetsActivity?extends?ListActivity?implements?OnItemClickListener{ ??
  2. ????private?DataHelper?dataHelper; ??
  3. ????private?UserInfo?user; ??
  4. ????private?MyWeiboSync?weibo; ??
  5. ????private?Handler?handler; ??
  6. ????private?AsyncImageLoader?asyncImageLoader;? ??
  7. ????private?TweetsThread?thread; ??
  8. ????private?ListView?listView; ??
  9. ????private?ProgressDialog?progressDialog; ??
  10. ????private?JSONArray?array; ??
  11. ????private?TweetsAdapter?adapter; ??
  12. ????private?String?name; ??
  13. ????private?String?currentNick;//当前界面的昵称 ??
  14. ????private?View?top_panel; ??
  15. ????private?Button?top_btn_left; ??
  16. ????private?Button?top_btn_right; ??
  17. ????private?TextView?top_title; ??
  18. ???? ??
  19. ????@Override??
  20. ????protected?void?onCreate(Bundle?savedInstanceState)?{ ??
  21. ????????super.onCreate(savedInstanceState); ??
  22. ????????setContentView(R.layout.tweets); ??
  23. ????????setUpViews();//设置view ??
  24. ????????setUpListeners();//设置listenter ??
  25. ???????? ??
  26. ????????asyncImageLoader?=?new?AsyncImageLoader(); ??
  27. ????????dataHelper?=?new?DataHelper(TweetsActivity.this); ??
  28. ????????weibo?=?new?MyWeiboSync(); ??
  29. ????????List<UserInfo>?userList?=?dataHelper.GetUserList(false); ??
  30. ???????? ??
  31. ????????SharedPreferences?preferences?=?getSharedPreferences("default_user",Activity.MODE_PRIVATE); ??
  32. ????????String?nick?=?preferences.getString("user_default_nick",?""); ??
  33. ????????if?(nick?!=?"")?{ ??
  34. ????????????user?=?dataHelper.getUserByName(nick,userList); ??
  35. ????????} ??
  36. ???????? ??
  37. ????????weibo.setAccessTokenKey(user.getToken()); ??
  38. ????????weibo.setAccessTokenSecrect(user.getTokenSecret()); ??
  39. ???????? ??
  40. ????????Intent?intent?=?getIntent(); ??
  41. ????????name?=?intent.getStringExtra("name");//获取从前面页面传递过来的数据 ??
  42. ????????currentNick?=?intent.getStringExtra("nick"); ??
  43. ????????top_title.setText(currentNick+"的广播"); ??
  44. ???????? ??
  45. ????????progressDialog?=?new?ProgressDialog(TweetsActivity.this);//?生成一个进度条 ??
  46. ????????progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER); ??
  47. ????????progressDialog.setTitle("请稍等"); ??
  48. ????????progressDialog.setMessage("正在读取数据中!"); ??
  49. ???????? ??
  50. ????????handler?=?new?TweetsHandler(); ??
  51. ????????thread?=?new?TweetsThread(); ??
  52. ????????thread.start();//开启一个线程获取数据 ??
  53. ????????progressDialog.show(); ??
  54. ???????? ??
  55. ????} ??
  56. ???? ??
  57. ????private?void?setUpViews(){ ??
  58. ????????listView?=?getListView(); ??
  59. ????????top_panel?=?(View)findViewById(R.id.tweets_top); ??
  60. ????????top_btn_left?=?(Button)top_panel.findViewById(R.id.top_btn_left); ??
  61. ????????top_btn_right?=?(Button)top_panel.findViewById(R.id.top_btn_right); ??
  62. ????????top_title?=?(TextView)top_panel.findViewById(R.id.top_title); ??
  63. ????} ??
  64. ???? ??
  65. ????private?void?setUpListeners(){ ??
  66. ????????listView.setOnItemClickListener(this); ??
  67. ????} ??
  68. ???? ??
  69. ????class?TweetsThread?extends?Thread?{ ??
  70. ????????@Override??
  71. ????????public?void?run()?{ ??
  72. ????????????String?jsonStr?=?weibo.getTweets(weibo.getAccessTokenKey(),?weibo.getAccessTokenSecrect(),PageFlag.PageFlag_First,?0,?20,?0,name); ??
  73. ????????????try?{ ??
  74. ????????????????JSONObject?dataObj?=?new?JSONObject(jsonStr).getJSONObject("data");? ??
  75. ????????????????array?=?dataObj.getJSONArray("info"); ??
  76. ????????????}?catch?(JSONException?e)?{ ??
  77. ????????????????e.printStackTrace(); ??
  78. ????????????} ??
  79. ????????????//通知handler处理数据 ??
  80. ????????????Message?msg?=?handler.obtainMessage(); ??
  81. ????????????handler.sendMessage(msg); ??
  82. ????????} ??
  83. ????} ??
  84. ???? ??
  85. ????class?TweetsHandler?extends?Handler?{? ??
  86. ????????@Override??
  87. ????????public?void?handleMessage(Message?msg){ ??
  88. ????????????adapter?=?new?TweetsAdapter(TweetsActivity.this,?array); ??
  89. ????????????listView.setAdapter(adapter); ??
  90. ????????????progressDialog.dismiss();//?关闭进度条 ??
  91. ????????} ??
  92. ????} ??
  93. ???? ??
  94. ????class?TweetsAdapter?extends?BaseAdapter?{ ??
  95. ????????private?Context?context; ??
  96. ????????private?LayoutInflater?inflater; ??
  97. ????????private?JSONArray?array; ??
  98. ???????? ??
  99. ????????public?TweetsAdapter(Context?context,?JSONArray?array)?{ ??
  100. ????????????super(); ??
  101. ????????????this.context?=?context; ??
  102. ????????????this.array?=?array; ??
  103. ????????????this.inflater?=?LayoutInflater.from(context); ??
  104. ????????} ??
  105. ??
  106. ????????@Override??
  107. ????????public?int?getCount()?{ ??
  108. ????????????return?array.length(); ??
  109. ????????} ??
  110. ??
  111. ????????@Override??
  112. ????????public?Object?getItem(int?position)?{ ??
  113. ????????????return?array.opt(position); ??
  114. ????????} ??
  115. ??
  116. ????????@Override??
  117. ????????public?long?getItemId(int?position)?{ ??
  118. ????????????return?position; ??
  119. ????????} ??
  120. ??
  121. ????????@Override??
  122. ????????public?View?getView(final?int?position,?View?convertView,?ViewGroup?parent)?{ ??
  123. ????????????asyncImageLoader?=?new?AsyncImageLoader(); ??
  124. ????????????TweetsViewHolder?viewHolder?=?new?TweetsViewHolder(); ??
  125. ????????????JSONObject?data?=?(JSONObject)array.opt(position);? ??
  126. ????????????JSONObject?source?=?null; ??
  127. ????????????convertView?=?inflater.inflate(R.layout.tweets_list_item,?null); ??
  128. ????????????try?{ ??
  129. ????????????????source?=?data.getJSONObject("source"); ??
  130. ????????????}?catch?(JSONException?e1)?{ ??
  131. ????????????????e1.printStackTrace();? ??
  132. ????????????} ??
  133. ????????????viewHolder.tweets_headicon?=?(ImageView)?convertView.findViewById(R.id.tweets_headicon); ??
  134. ????????????viewHolder.tweets_nick?=?(TextView)?convertView.findViewById(R.id.tweets_nick); ??
  135. ????????????viewHolder.tweets_hasimage?=?(ImageView)?convertView.findViewById(R.id.tweets_hasimage); ??
  136. ????????????viewHolder.tweets_timestamp?=?(TextView)?convertView.findViewById(R.id.tweets_timestamp); ??
  137. ????????????viewHolder.tweets_origtext?=?(TextView)?convertView.findViewById(R.id.tweets_origtext); ??
  138. ????????????viewHolder.tweets_source?=?(TextView)?convertView.findViewById(R.id.tweets_source); ??
  139. ???????????? ??
  140. ????????????if(data!=null){ ??
  141. ????????????????try?{ ??
  142. ????????????????????convertView.setTag(data.get("id")); ??
  143. ????????????????????viewHolder.tweets_nick.setText(data.getString("nick")); ??
  144. ????????????????????viewHolder.tweets_timestamp.setText(TimeUtil.converTime(Long.parseLong(data.getString("timestamp")))); ??
  145. ????????????????????viewHolder.tweets_origtext.setText(data.getString("origtext"),?TextView.BufferType.SPANNABLE); ??
  146. ???????????????????? ??
  147. ????????????????????if(source!=null){ ??
  148. ????????????????????????viewHolder.tweets_source.setText(source.getString("origtext")); ??
  149. ????????????????????????viewHolder.tweets_source.setBackgroundResource(R.drawable.source_bg); ??
  150. ????????????????????} ??
  151. ????????????????????//异步加载图片 ??
  152. ????????????????????Drawable?cachedImage?=?asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.tweets_headicon,?new?ImageCallback(){ ??
  153. ????????????????????????@Override??
  154. ????????????????????????public?void?imageLoaded(Drawable?imageDrawable,ImageView?imageView,?String?imageUrl)?{ ??
  155. ????????????????????????????imageView.setImageDrawable(imageDrawable); ??
  156. ????????????????????????} ??
  157. ????????????????????}); ??
  158. ????????????????????if?(cachedImage?==?null)?{ ??
  159. ????????????????????????viewHolder.tweets_headicon.setImageResource(R.drawable.icon); ??
  160. ????????????????????}?else?{ ??
  161. ????????????????????????viewHolder.tweets_headicon.setImageDrawable(cachedImage); ??
  162. ????????????????????} ??
  163. ????????????????????if(data.getJSONArray("image")!=null){ ??
  164. ????????????????????????viewHolder.tweets_hasimage.setImageResource(R.drawable.hasimage); ??
  165. ????????????????????} ??
  166. ????????????????}?catch?(JSONException?e)?{ ??
  167. ????????????????????e.printStackTrace(); ??
  168. ????????????????}?catch?(Exception?e)?{ ??
  169. ????????????????????e.printStackTrace(); ??
  170. ????????????????} ??
  171. ????????????} ??
  172. ????????????return?convertView; ??
  173. ????????} ??
  174. ????} ??
  175. ???? ??
  176. ????static?class?TweetsViewHolder?{ ??
  177. ????????private?ImageView?tweets_headicon; ??
  178. ????????private?TextView?tweets_nick; ??
  179. ????????private?TextView?tweets_timestamp; ??
  180. ????????private?TextView?tweets_origtext; ??
  181. ????????private?TextView?tweets_source; ??
  182. ????????private?ImageView?tweets_hasimage; ??
  183. ????} ??
  184. ???? ??
  185. ????@Override??
  186. ????public?void?onItemClick(AdapterView<?>?arg0,?View?arg1,?int?position,?long?arg3)?{ ??
  187. ????????JSONObject?weiboInfo?=?(JSONObject)array.opt(position); ??
  188. ????????Intent?intent?=?new?Intent(TweetsActivity.this,?WeiboDetailActivity.class); ??
  189. ????????try?{ ??
  190. ????????????intent.putExtra("weiboid",?weiboInfo.getString("id")); ??
  191. ????????????startActivity(intent); ??
  192. ????????}?catch?(JSONException?e)?{ ??
  193. ????????????e.printStackTrace(); ??
  194. ????????} ??
  195. ????} ??
  196. }??
public class TweetsActivity extends ListActivity implements OnItemClickListener{	private DataHelper dataHelper;	private UserInfo user;	private MyWeiboSync weibo;	private Handler handler;	private AsyncImageLoader asyncImageLoader; 	private TweetsThread thread;	private ListView listView;	private ProgressDialog progressDialog;	private JSONArray array;	private TweetsAdapter adapter;	private String name;	private String currentNick;//当前界面的昵称	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.tweets);		setUpViews();//设置view		setUpListeners();//设置listenter				asyncImageLoader = new AsyncImageLoader();		dataHelper = new DataHelper(TweetsActivity.this);		weibo = new MyWeiboSync();		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);		}				weibo.setAccessTokenKey(user.getToken());		weibo.setAccessTokenSecrect(user.getTokenSecret());				Intent intent = getIntent();		name = intent.getStringExtra("name");//获取从前面页面传递过来的数据		currentNick = intent.getStringExtra("nick");		top_title.setText(currentNick+"的广播");				progressDialog = new ProgressDialog(TweetsActivity.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 TweetsHandler();		thread = new TweetsThread();		thread.start();//开启一个线程获取数据		progressDialog.show();			}		private void setUpViews(){		listView = getListView();		top_panel = (View)findViewById(R.id.tweets_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);	}		class TweetsThread extends Thread {		@Override		public void run() {			String jsonStr = weibo.getTweets(weibo.getAccessTokenKey(), weibo.getAccessTokenSecrect(),PageFlag.PageFlag_First, 0, 20, 0,name);			try {				JSONObject dataObj = new JSONObject(jsonStr).getJSONObject("data"); 				array = dataObj.getJSONArray("info");			} catch (JSONException e) {				e.printStackTrace();			}			//通知handler处理数据			Message msg = handler.obtainMessage();			handler.sendMessage(msg);		}	}		class TweetsHandler extends Handler { 		@Override		public void handleMessage(Message msg){			adapter = new TweetsAdapter(TweetsActivity.this, array);			listView.setAdapter(adapter);			progressDialog.dismiss();// 关闭进度条		}	}		class TweetsAdapter extends BaseAdapter {		private Context context;		private LayoutInflater inflater;		private JSONArray array;				public TweetsAdapter(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();			TweetsViewHolder viewHolder = new TweetsViewHolder();			JSONObject data = (JSONObject)array.opt(position); 			JSONObject source = null;			convertView = inflater.inflate(R.layout.tweets_list_item, null);			try {				source = data.getJSONObject("source");			} catch (JSONException e1) {				e1.printStackTrace(); 			}			viewHolder.tweets_headicon = (ImageView) convertView.findViewById(R.id.tweets_headicon);			viewHolder.tweets_nick = (TextView) convertView.findViewById(R.id.tweets_nick);			viewHolder.tweets_hasimage = (ImageView) convertView.findViewById(R.id.tweets_hasimage);			viewHolder.tweets_timestamp = (TextView) convertView.findViewById(R.id.tweets_timestamp);			viewHolder.tweets_origtext = (TextView) convertView.findViewById(R.id.tweets_origtext);			viewHolder.tweets_source = (TextView) convertView.findViewById(R.id.tweets_source);						if(data!=null){				try {					convertView.setTag(data.get("id"));					viewHolder.tweets_nick.setText(data.getString("nick"));					viewHolder.tweets_timestamp.setText(TimeUtil.converTime(Long.parseLong(data.getString("timestamp"))));					viewHolder.tweets_origtext.setText(data.getString("origtext"), TextView.BufferType.SPANNABLE);										if(source!=null){						viewHolder.tweets_source.setText(source.getString("origtext"));						viewHolder.tweets_source.setBackgroundResource(R.drawable.source_bg);					}					//异步加载图片					Drawable cachedImage = asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.tweets_headicon, new ImageCallback(){	                    @Override	                    public void imageLoaded(Drawable imageDrawable,ImageView imageView, String imageUrl) {	                        imageView.setImageDrawable(imageDrawable);	                    }	                });					if (cachedImage == null) {						viewHolder.tweets_headicon.setImageResource(R.drawable.icon);					} else {						viewHolder.tweets_headicon.setImageDrawable(cachedImage);					}					if(data.getJSONArray("image")!=null){						viewHolder.tweets_hasimage.setImageResource(R.drawable.hasimage);					}				} catch (JSONException e) {					e.printStackTrace();				} catch (Exception e) {					e.printStackTrace();				}			}			return convertView;		}	}		static class TweetsViewHolder {		private ImageView tweets_headicon;		private TextView tweets_nick;		private TextView tweets_timestamp;		private TextView tweets_origtext;		private TextView tweets_source;		private ImageView tweets_hasimage;	}		@Override	public void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) {		JSONObject weiboInfo = (JSONObject)array.opt(position);		Intent intent = new Intent(TweetsActivity.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. <?xml?version="1.0"?encoding="utf-8"?> ??
  2. <RelativeLayout?android:layout_width="fill_parent"?android:layout_height="fill_parent"?android:background="#ffffffff"??
  3. ????xmlns:android="http://schemas.android.com/apk/res/android"> ??
  4. ????<include?android:id="@+id/tweets_top"?layout="@layout/top_panel"?android:layout_alignParentTop="true"/> ??
  5. ????<ListView?android:id="@id/android:list"?android:layout_below="@id/tweets_top"?android:layout_width="fill_parent"?android:cacheColorHint="#00000000"??
  6. ????????android:layout_height="wrap_content"?android:layout_weight="1"?android:divider="@drawable/list_divider"/> ??
  7. ????<RelativeLayout?android:layout_width="fill_parent"?android:layout_height="40.0dip"?android:layout_alignParentBottom="true"> ??
  8. ????????<Button?android:id="@+id/mytweet_back_btn"?android:layout_width="40.0dip"?android:drawableTop="@drawable/btn_back_selector"?android:background="@drawable/bottom_back_bg"??
  9. ????????????android:layout_height="40.0dip"??android:layout_alignParentLeft="true"/> ??
  10. ????????<Button?android:id="@+id/mytweet_tohome_btn"?android:layout_width="40.0dip"??
  11. ????????????android:layout_height="40.0dip"?android:drawableTop="@drawable/btn_home_selector"?android:background="@drawable/bottom_home_bg"?android:layout_alignParentRight="true"/> ??
  12. ????</RelativeLayout> ??
  13. </RelativeLayout>??
<?xml version="1.0" encoding="utf-8"?><RelativeLayout android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="#ffffffff"	xmlns:android="http://schemas.android.com/apk/res/android">	<include android:id="@+id/tweets_top" layout="@layout/top_panel" android:layout_alignParentTop="true"/>	<ListView android:id="@id/android:list" android:layout_below="@id/tweets_top" android:layout_width="fill_parent" android:cacheColorHint="#00000000"		android:layout_height="wrap_content" android:layout_weight="1" android:divider="@drawable/list_divider"/>	<RelativeLayout android:layout_width="fill_parent" android:layout_height="40.0dip" android:layout_alignParentBottom="true">		<Button android:id="@+id/mytweet_back_btn" android:layout_width="40.0dip" android:drawableTop="@drawable/btn_back_selector" android:background="@drawable/bottom_back_bg"			android:layout_height="40.0dip"  android:layout_alignParentLeft="true"/>		<Button android:id="@+id/mytweet_tohome_btn" android:layout_width="40.0dip"			android:layout_height="40.0dip" android:drawableTop="@drawable/btn_home_selector" android:background="@drawable/bottom_home_bg" android:layout_alignParentRight="true"/>	</RelativeLayout></RelativeLayout>


Java代码 复制代码?收藏代码
  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/tweets_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/tweets_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/tweets_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/tweets_hasimage"?android:layout_width="wrap_content"?android:layout_height="wrap_content"?android:layout_toLeftOf="@id/tweets_timestamp"/> ??
  10. ????????<TextView?android:id="@+id/tweets_origtext"?android:textColor="#081008"?android:layout_width="wrap_content"?android:layout_height="wrap_content"?android:textSize="12.0sp"?android:layout_below="@id/tweets_nick"/> ??
  11. ????????<TextView?android:layout_marginLeft="6.0dip"?android:id="@+id/tweets_source"?android:textColor="#101810"?android:layout_width="wrap_content"?android:layout_height="wrap_content"?android:textSize="10.0sp"?android:layout_below="@id/tweets_origtext"?android:layout_alignParentBottom="true"/> ??
  12. ????</RelativeLayout> ??
  13. </LinearLayout>??
  14. http://helloandroid.iteye.com/blog/1136748
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