点击收听，显示此博主的偶像列表，点击列表，将显示偶像的详情界面
public class IdolActivity extends ListActivity implements OnItemClickListener{ private DataHelper dataHelper; private UserInfo user; private MyWeiboSync weibo; private Handler handler; private AsyncImageLoader asyncImageLoader; private IdolThread thread; private ProgressDialog progressDialog; private JSONArray array; private IdolAdapter adapter; private ListView listView; 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.idol); setUpViews();//设置view setUpListeners();//设置listenter asyncImageLoader = new AsyncImageLoader(); dataHelper = new DataHelper(IdolActivity.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+"的偶像"); progressDialog = new ProgressDialog(IdolActivity.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 IdolHandler(); thread = new IdolThread(); 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.idol_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 IdolThread extends Thread { @Override public void run() { String jsonStr = weibo.getIdols(weibo.getAccessTokenKey(), weibo.getAccessTokenSecrect(), 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 IdolHandler extends Handler { @Override public void handleMessage(Message msg){ adapter = new IdolAdapter(IdolActivity.this, array); listView.setAdapter(adapter); progressDialog.dismiss();// 关闭进度条 } } class IdolAdapter extends BaseAdapter { private Context context; private LayoutInflater inflater; private JSONArray array; public IdolAdapter(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(); IdolViewHolder viewHolder = new IdolViewHolder(); JSONObject data = (JSONObject)array.opt(position); convertView = inflater.inflate(R.layout.idol_list_item, null); viewHolder.idol_headicon = (ImageView) convertView.findViewById(R.id.idol_headicon); viewHolder.idol_nick = (TextView) convertView.findViewById(R.id.idol_nick); viewHolder.idol_name = (TextView) convertView.findViewById(R.id.idol_name); Drawable cachedImage = null; if(data!=null){ try { convertView.setTag(data.get("name")); viewHolder.idol_nick.setText(data.getString("nick")); viewHolder.idol_name.setText("@"+data.getString("name")); //异步加载图片 cachedImage = asyncImageLoader.loadDrawable(data.getString("head")+"/100",viewHolder.idol_headicon, new ImageCallback(){ @Override public void imageLoaded(Drawable imageDrawable,ImageView imageView, String imageUrl) { imageView.setImageDrawable(imageDrawable); } }); if(cachedImage == null) { viewHolder.idol_headicon.setImageResource(R.drawable.icon); } } catch (JSONException e) { e.printStackTrace(); } catch (Exception e) { e.printStackTrace(); } } return convertView; } } static class IdolViewHolder { private ImageView idol_headicon; private TextView idol_nick; private TextView idol_name; } @Override public void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) { Intent intent = new Intent(IdolActivity.this,UserInfoActivity.class); try { JSONObject fansInfo = (JSONObject)array.opt(position); JSONArray tweets = fansInfo.getJSONArray("tweet"); JSONObject tweet = null; if(tweets!=null&&tweets.length()>0){ tweet = (JSONObject)tweets.opt(0); intent.putExtra("origtext", tweet.getString("text")); intent.putExtra("timestamp", TimeUtil.getStandardTime(tweet.getLong("timestamp"))); } intent.putExtra("name", fansInfo.getString("name")); intent.putExtra("nick", fansInfo.getString("nick")); } catch (JSONException e) { e.printStackTrace(); } startActivity(intent);//跳转到用户信息界面 }}<?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/idol_top" layout="@layout/top_panel" android:layout_alignParentTop="true"/> <ListView android:id="@id/android:list" android:layout_below="@id/idol_top" android:layout_width="fill_parent" android:cacheColorHint="#00000000" android:layout_height="fill_parent" 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/idol_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/idol_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>
<?xml version="1.0" encoding="utf-8"?><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"> <RelativeLayout android:layout_width="50.0dip" android:layout_height="50.0dip" android:layout_weight="0.0"> <ImageView android:id="@+id/idol_headicon" android:layout_width="45.0dip" android:layout_height="45.0dip" android:scaleType="fitCenter" android:layout_centerInParent="true" /> </RelativeLayout> <RelativeLayout android:orientation="vertical" android:layout_width="wrap_content" android:layout_height="wrap_content" android:padding="4.0dip" android:layout_weight="1.0"> <TextView android:id="@+id/idol_nick" android:textColor="#000000" android:layout_width="wrap_content" android:layout_height="32.0dip" android:textSize="14.0sp" android:layout_alignParentLeft="true"/> <TextView android:id="@+id/idol_name" android:layout_marginLeft="6.0dip" android:layout_below="@id/idol_nick" android:textColor="#ff000000" android:layout_width="wrap_content" android:layout_height="32.0dip" android:textSize="8.0sp" android:layout_alignParentLeft="true"/> </RelativeLayout></LinearLayout>