Android腾讯微博客户端开发三:多账号管理的实现

public class AccountActivity extends ListActivity implements OnItemClickListener,OnItemLongClickListener,OnClickListener{

private final static String TAG="AccountActivity";
private DataHelper dataHelper;
private MyWeiboSync weibo;
private List<UserInfo> userList;
private ListView listView;
private ImageView user_default_headicon;
private LinearLayout account_add_btn_bar;
private UserInfo currentUser;
private UserAdapater adapater;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.account);

setUpViews();//设置view
setUpListeners();//设置listenter

registerReceiver(broadcastReceiver, new IntentFilter("com.weibo.caigang.getverifier"));//注册拿到验证码广播接收器.

dataHelper = DataBaseContext.getInstance(getApplicationContext());//获取数据库连接类，用了单例，保证全局只有一个此对象。
userList = dataHelper.GetUserList(false);

SharedPreferences preferences = getSharedPreferences("default_user",Activity.MODE_PRIVATE);
String nick = preferences.getString("user_default_nick", "");//取得微博默认登录账号信息

UserInfo user = null;

if(userList!=null&&userList.size()>0){
if (nick != "") {
user = dataHelper.getUserByName(nick,userList);//取得微博默认登录账号信息
}
if(user == null) {
user = userList.get(0);
}
}
if(user!=null){
user_default_headicon.setImageDrawable(user.getUserIcon());
}

if(userList!=null&&userList.size()>0){
adapater = new UserAdapater();
listView.setAdapter(adapater);
listView.setOnItemClickListener(this);
}
}

private void setUpViews(){
listView = getListView();
user_default_headicon = (ImageView)findViewById(R.id.user_default_headicon);
account_add_btn_bar = (LinearLayout)findViewById(R.id.account_add_btn_bar);
}

private void setUpListeners(){
user_default_headicon.setOnClickListener(this);
account_add_btn_bar.setOnClickListener(this);
listView.setOnItemLongClickListener(this);
}

public class UserAdapater extends BaseAdapter{
@Override
public int getCount() {
return userList.size();
}

@Override
public Object getItem(int position) {
return userList.get(position);
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {
convertView = LayoutInflater.from(getApplicationContext()).inflate(R.layout.account_list_item, null);
ImageView user_headicon = (ImageView) convertView.findViewById(R.id.user_headicon);
TextView user_nick = (TextView) convertView.findViewById(R.id.user_nick);
TextView user_name = (TextView) convertView.findViewById(R.id.user_name);
UserInfo user = userList.get(position);
try {
user_headicon.setImageDrawable(user.getUserIcon());
user_nick.setText(user.getUserName());
user_name.setText("@"+user.getUserId());
} catch (Exception e) {
e.printStackTrace();
}
return convertView;
}
}

@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) {
currentUser = userList.get(position);
user_default_headicon.setImageDrawable(currentUser.getUserIcon());
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.account_add_btn_bar: {
weibo = WeiboContext.getInstance();//单例，保证整个应用只有一个weibo对象
weibo.getRequestToken();
Intent intent = new Intent(AccountActivity.this,AuthorizeActivity.class);
Bundle bundle = new Bundle();
bundle.putString("url", weibo.getAuthorizeUrl());
intent.putExtras(bundle);
startActivity(intent);//跳转到腾讯的微博授权页面,使用webview来显示
}
break;
case R.id.user_default_headicon: {
SharedPreferences preferences = getSharedPreferences("default_user", Activity.MODE_PRIVATE);
SharedPreferences.Editor editor = preferences.edit();
editor.putString("user_default_nick", currentUser.getUserName());
editor.putString("user_default_name", currentUser.getUserId());
editor.commit();
Intent intent = new Intent(AccountActivity.this, MainActivity.class);
startActivity(intent);
}
break;

default:
break;
}
}

BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if(intent.getAction().equals("com.weibo.caigang.getverifier")){
weibo = WeiboContext.getInstance();
Bundle bundle = intent.getExtras();
String veryfier = bundle.getString("veryfier");//获取从授权页面返回的veryfier
if(veryfier!=null){
//unregisterReceiver(broadcastReceiver);
weibo.getAccessToken(weibo.getTokenKey(), weibo.getTokenSecrect(), veryfier);//取得key和secret,这个key和secret非常重要，调腾讯的API全靠它了，神马新浪的，人人网的都一样的，不过还是有点区别，腾讯的OAuth认证是基于1.0的
String userInfo = weibo.getUserInfo(weibo.getAccessTokenKey(), weibo.getAccessTokenSecrect());
try {
JSONObject data = new JSONObject(userInfo).getJSONObject("data");
String headUrl = null;
if(data.getString("head")!=null&&!"".equals(data.getString("head"))){
headUrl = data.getString("head")+"/100";
}
String userId = data.getString("name");
String userName = data.getString("nick");

UserInfo user = new UserInfo();//生成一个user对象保存到数据库
user.setUserId(userId);
user.setUserName(userName);
user.setToken(weibo.getAccessTokenKey());
user.setTokenSecret(weibo.getAccessTokenSecrect());

Long insertId = 0L;

if (dataHelper.HaveUserInfo(userId)){//数据库已经存在了次用户
dataHelper.UpdateUserInfo(userName, ImageUtil.getRoundBitmapFromUrl(headUrl, 15), userId);
//Toast.makeText(AccountActivity.this, "此用户已存在,如果你用户名或者头像已经改变，那么此操作将同步更新!", Toast.LENGTH_LONG).show();
}else{
if(headUrl!=null){
insertId = dataHelper.SaveUserInfo(user,ImageUtil.getBytesFromUrl(headUrl));
}else{
insertId = dataHelper.SaveUserInfo(user,null);
}
}
if(insertId>0L){
//Toast.makeText(AccountActivity.this, "已经授权成功,将跳转到选择默认的登录用户界面!", Toast.LENGTH_LONG).show();
}
Log.d(TAG+"插入数据库的id是", insertId.toString());

userList = dataHelper.GetUserList(false);
adapater = new UserAdapater();
adapater.notifyDataSetChanged();//刷新listview
listView.setAdapter(adapater);

} catch (JSONException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
Log.e(TAG, userInfo);
}
Log.e(TAG, veryfier);
}
}
};

@Override
public boolean onItemLongClick(AdapterView<?> arg0, View arg1, final int position,
long arg3) {
CharSequence [] items = null;
items= new CharSequence[]{"删除账号","取消"};
new AlertDialog.Builder(AccountActivity.this).setTitle("选项").setItems(items,new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case 0: {
String userId = userList.get(position).getUserId();
dataHelper.DelUserInfo(userId);//删除数据库记录
SharedPreferences preferences = getSharedPreferences("default_user", Activity.MODE_PRIVATE);
SharedPreferences.Editor editor = preferences.edit();
if(preferences.getString("user_default_name", "").equals(userId)){
editor.putString("user_default_nick", "");
editor.putString("user_default_name", "");
editor.commit();//清除里面保存的记录SharedPreferences
}
userList = dataHelper.GetUserList(false);
adapater = new UserAdapater();
adapater.notifyDataSetChanged();//刷新listview
listView.setAdapter(adapater);
}
break;
case 1: {
}
break;
default:
break;
}
}
}).show();
return false;
}
}

public class AccountActivity extends ListActivity implements OnItemClickListener,OnItemLongClickListener,OnClickListener{

private final static String TAG="AccountActivity";
private DataHelper dataHelper;
private MyWeiboSync weibo;
private List<UserInfo> userList;
private ListView listView;
private ImageView user_default_headicon;
private LinearLayout account_add_btn_bar;
private UserInfo currentUser;
private UserAdapater adapater;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.account);

setUpViews();//设置view
setUpListeners();//设置listenter

registerReceiver(broadcastReceiver, new IntentFilter("com.weibo.caigang.getverifier"));//注册拿到验证码广播接收器.

dataHelper = DataBaseContext.getInstance(getApplicationContext());//获取数据库连接类，用了单例，保证全局只有一个此对象。
userList = dataHelper.GetUserList(false);

SharedPreferences preferences = getSharedPreferences("default_user",Activity.MODE_PRIVATE);
String nick = preferences.getString("user_default_nick", "");//取得微博默认登录账号信息

UserInfo user = null;

if(userList!=null&&userList.size()>0){
if (nick != "") {
user = dataHelper.getUserByName(nick,userList);//取得微博默认登录账号信息
}
if(user == null) {
user = userList.get(0);
}
}
if(user!=null){
user_default_headicon.setImageDrawable(user.getUserIcon());
}

if(userList!=null&&userList.size()>0){
adapater = new UserAdapater();
listView.setAdapter(adapater);
listView.setOnItemClickListener(this);
}
}

private void setUpViews(){
listView = getListView();
user_default_headicon = (ImageView)findViewById(R.id.user_default_headicon);
account_add_btn_bar = (LinearLayout)findViewById(R.id.account_add_btn_bar);
}

private void setUpListeners(){
user_default_headicon.setOnClickListener(this);
account_add_btn_bar.setOnClickListener(this);
listView.setOnItemLongClickListener(this);
}

public class UserAdapater extends BaseAdapter{
@Override
public int getCount() {
return userList.size();
}

@Override
public Object getItem(int position) {
return userList.get(position);
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {
convertView = LayoutInflater.from(getApplicationContext()).inflate(R.layout.account_list_item, null);
ImageView user_headicon = (ImageView) convertView.findViewById(R.id.user_headicon);
TextView user_nick = (TextView) convertView.findViewById(R.id.user_nick);
TextView user_name = (TextView) convertView.findViewById(R.id.user_name);
UserInfo user = userList.get(position);
try {
user_headicon.setImageDrawable(user.getUserIcon());
user_nick.setText(user.getUserName());
user_name.setText("@"+user.getUserId());
} catch (Exception e) {
e.printStackTrace();
}
return convertView;
}
}

@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int position, long arg3) {
currentUser = userList.get(position);
user_default_headicon.setImageDrawable(currentUser.getUserIcon());
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.account_add_btn_bar: {
weibo = WeiboContext.getInstance();//单例，保证整个应用只有一个weibo对象
weibo.getRequestToken();
Intent intent = new Intent(AccountActivity.this,AuthorizeActivity.class);
Bundle bundle = new Bundle();
bundle.putString("url", weibo.getAuthorizeUrl());
intent.putExtras(bundle);
startActivity(intent);//跳转到腾讯的微博授权页面,使用webview来显示
}
break;
case R.id.user_default_headicon: {
SharedPreferences preferences = getSharedPreferences("default_user", Activity.MODE_PRIVATE);
SharedPreferences.Editor editor = preferences.edit();
editor.putString("user_default_nick", currentUser.getUserName());
editor.putString("user_default_name", currentUser.getUserId());
editor.commit();
Intent intent = new Intent(AccountActivity.this, MainActivity.class);
startActivity(intent);
}
break;

default:
break;
}
}

BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if(intent.getAction().equals("com.weibo.caigang.getverifier")){
weibo = WeiboContext.getInstance();
Bundle bundle = intent.getExtras();
String veryfier = bundle.getString("veryfier");//获取从授权页面返回的veryfier
if(veryfier!=null){
//unregisterReceiver(broadcastReceiver);
weibo.getAccessToken(weibo.getTokenKey(), weibo.getTokenSecrect(), veryfier);//取得key和secret,这个key和secret非常重要，调腾讯的API全靠它了，神马新浪的，人人网的都一样的，不过还是有点区别，腾讯的OAuth认证是基于1.0的
String userInfo = weibo.getUserInfo(weibo.getAccessTokenKey(), weibo.getAccessTokenSecrect());
try {
JSONObject data = new JSONObject(userInfo).getJSONObject("data");
String headUrl = null;
if(data.getString("head")!=null&&!"".equals(data.getString("head"))){
headUrl = data.getString("head")+"/100";
}
String userId = data.getString("name");
String userName = data.getString("nick");

UserInfo user = new UserInfo();//生成一个user对象保存到数据库
user.setUserId(userId);
user.setUserName(userName);
user.setToken(weibo.getAccessTokenKey());
user.setTokenSecret(weibo.getAccessTokenSecrect());

Long insertId = 0L;

if (dataHelper.HaveUserInfo(userId)){//数据库已经存在了次用户
dataHelper.UpdateUserInfo(userName, ImageUtil.getRoundBitmapFromUrl(headUrl, 15), userId);
//Toast.makeText(AccountActivity.this, "此用户已存在,如果你用户名或者头像已经改变，那么此操作将同步更新!", Toast.LENGTH_LONG).show();
}else{
if(headUrl!=null){
insertId = dataHelper.SaveUserInfo(user,ImageUtil.getBytesFromUrl(headUrl));
}else{
insertId = dataHelper.SaveUserInfo(user,null);
}
}
if(insertId>0L){
//Toast.makeText(AccountActivity.this, "已经授权成功,将跳转到选择默认的登录用户界面!", Toast.LENGTH_LONG).show();
}
Log.d(TAG+"插入数据库的id是", insertId.toString());

userList = dataHelper.GetUserList(false);
adapater = new UserAdapater();
adapater.notifyDataSetChanged();//刷新listview
listView.setAdapter(adapater);

} catch (JSONException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
Log.e(TAG, userInfo);
}
Log.e(TAG, veryfier);
}
}
};

@Override
public boolean onItemLongClick(AdapterView<?> arg0, View arg1, final int position,
long arg3) {
CharSequence [] items = null;
items= new CharSequence[]{"删除账号","取消"};
new AlertDialog.Builder(AccountActivity.this).setTitle("选项").setItems(items,new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case 0: {
String userId = userList.get(position).getUserId();
dataHelper.DelUserInfo(userId);//删除数据库记录
SharedPreferences preferences = getSharedPreferences("default_user", Activity.MODE_PRIVATE);
SharedPreferences.Editor editor = preferences.edit();
if(preferences.getString("user_default_name", "").equals(userId)){
editor.putString("user_default_nick", "");
editor.putString("user_default_name", "");
editor.commit();//清除里面保存的记录SharedPreferences
}
userList = dataHelper.GetUserList(false);
adapater = new UserAdapater();
adapater.notifyDataSetChanged();//刷新listview
listView.setAdapter(adapater);
}
break;
case 1: {
}
break;
default:
break;
}
}
}).show();
return false;
}
}

Java代码
public class AuthorizeActivity extends Activity {
private static final String TAG = "AuthorizeActivity";

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.webview);
WebView webView = (WebView) findViewById(R.id.web);
webView.setWebViewClient(new MyWebViewClient());
Intent intent = this.getIntent();
if (!intent.equals(null)) {
Bundle bundle = intent.getExtras();
if (bundle != null) {
if (bundle.containsKey("url")) {
String url = bundle.getString("url");
WebSettings webSettings = webView.getSettings();
webSettings.setJavaScriptEnabled(true);
webSettings.setSupportZoom(true);
webView.requestFocus();
webView.loadUrl(url);
}
}
}
}

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
WebView webView = (WebView) findViewById(R.id.web);
if (webView.canGoBack()) {
webView.goBack();
return true;
}
}
return super.onKeyDown(keyCode, event);
}

public class MyWebViewClient extends WebViewClient {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}

@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
Pattern p = Pattern.compile("^" + MyWeiboSync.CALLBACK_URL
+ ".*oauth_verifier=(\\d+)");
Matcher m = p.matcher(url);
if (m.find()) {
Intent intent = new Intent();
intent.setAction("com.weibo.caigang.getverifier");
String veryfier = m.group(1);
intent.putExtra("veryfier", veryfier);
sendBroadcast(intent);
finish();
}
}
}
}

public class AuthorizeActivity extends Activity {
private static final String TAG = "AuthorizeActivity";

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.webview);
WebView webView = (WebView) findViewById(R.id.web);
webView.setWebViewClient(new MyWebViewClient());
Intent intent = this.getIntent();
if (!intent.equals(null)) {
Bundle bundle = intent.getExtras();
if (bundle != null) {
if (bundle.containsKey("url")) {
String url = bundle.getString("url");
WebSettings webSettings = webView.getSettings();
webSettings.setJavaScriptEnabled(true);
webSettings.setSupportZoom(true);
webView.requestFocus();
webView.loadUrl(url);
}
}
}
}

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
WebView webView = (WebView) findViewById(R.id.web);
if (webView.canGoBack()) {
webView.goBack();
return true;
}
}
return super.onKeyDown(keyCode, event);
}

public class MyWebViewClient extends WebViewClient {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}

@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
Pattern p = Pattern.compile("^" + MyWeiboSync.CALLBACK_URL
+ ".*oauth_verifier=(\\d+)");
Matcher m = p.matcher(url);
if (m.find()) {
Intent intent = new Intent();
intent.setAction("com.weibo.caigang.getverifier");
String veryfier = m.group(1);
intent.putExtra("veryfier", veryfier);
sendBroadcast(intent);
finish();
}
}
}
}

Java代码
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:background="#b8c0c8" android:layout_width="fill_parent" android:layout_height="fill_parent">
<RelativeLayout android:id="@+id/account_top" android:background="@drawable/header" android:layout_width="fill_parent" android:layout_height="wrap_content">
<TextView android:textSize="22.0sp" android:text="账号管理" android:textColor="#ffffffff" android:ellipsize="middle" android:gravity="center_horizontal" android:id="@+id/account_title" android:layout_width="wrap_content" android:layout_height="wrap_content" android:singleLine="true" android:layout_centerInParent="true" android:layout_alignWithParentIfMissing="true" />
</RelativeLayout>

<ListView android:id="@id/android:list" android:background="@drawable/panel_bg" android:layout_marginTop="20.0dip" android:layout_marginLeft="10.0dip" android:layout_marginRight="10.0dip" android:padding="5.0dip" android:layout_below="@id/account_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:id="@+id/account_bottom" android:layout_width="fill_parent" android:layout_height="40.0dip" android:gravity="center" android:layout_alignParentBottom="true">
<Button android:id="@+id/account_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/account_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"/>
<LinearLayout android:layout_marginLeft="35.0dip" android:layout_toRightOf="@id/account_back_btn" android:layout_toLeftOf="@id/account_tohome_btn" android:layout_centerInParent="true" android:orientation="horizontal" android:id="@+id/account_add_btn_bar" android:layout_width="fill_parent" android:layout_height="fill_parent">
<TextView android:textSize="16.0dip" android:text="添加账号" android:textColor="@color/bottom_button_text_selector" android:gravity="center" android:background="@drawable/account_add_btn_selector" android:focusable="true" android:layout_width="wrap_content" android:layout_height="wrap_content" />
</LinearLayout>
</RelativeLayout>

<RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center" android:layout_above="@id/account_bottom" android:layout_marginBottom="40.0dip">
<ImageView android:id="@+id/user_default_headicon" android:layout_width="120.0dip" android:layout_height="78.0dip"/>
</RelativeLayout>

</RelativeLayout>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:background="#b8c0c8" android:layout_width="fill_parent" android:layout_height="fill_parent">
<RelativeLayout android:id="@+id/account_top" android:background="@drawable/header" android:layout_width="fill_parent" android:layout_height="wrap_content">
<TextView android:textSize="22.0sp" android:text="账号管理" android:textColor="#ffffffff" android:ellipsize="middle" android:gravity="center_horizontal" android:id="@+id/account_title" android:layout_width="wrap_content" android:layout_height="wrap_content" android:singleLine="true" android:layout_centerInParent="true" android:layout_alignWithParentIfMissing="true" />
</RelativeLayout>

<ListView android:id="@id/android:list" android:background="@drawable/panel_bg" android:layout_marginTop="20.0dip" android:layout_marginLeft="10.0dip" android:layout_marginRight="10.0dip" android:padding="5.0dip" android:layout_below="@id/account_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:id="@+id/account_bottom" android:layout_width="fill_parent" android:layout_height="40.0dip" android:gravity="center" android:layout_alignParentBottom="true">
<Button android:id="@+id/account_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/account_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"/>
<LinearLayout android:layout_marginLeft="35.0dip" android:layout_toRightOf="@id/account_back_btn" android:layout_toLeftOf="@id/account_tohome_btn" android:layout_centerInParent="true" android:orientation="horizontal" android:id="@+id/account_add_btn_bar" android:layout_width="fill_parent" android:layout_height="fill_parent">
<TextView android:textSize="16.0dip" android:text="添加账号" android:textColor="@color/bottom_button_text_selector" android:gravity="center" android:background="@drawable/account_add_btn_selector" android:focusable="true" android:layout_width="wrap_content" android:layout_height="wrap_content" />
</LinearLayout>
</RelativeLayout>

<RelativeLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:gravity="center" android:layout_above="@id/account_bottom" android:layout_marginBottom="40.0dip">
<ImageView android:id="@+id/user_default_headicon" android:layout_width="120.0dip" android:layout_height="78.0dip"/>
</RelativeLayout>

</RelativeLayout>
Java代码
<?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/user_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/user_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/user_name" android:layout_marginLeft="6.0dip" android:layout_below="@id/user_nick" android:textColor="#ff000000" android:layout_width="wrap_content" android:layout_height="32.0dip" android:textSize="8.0sp" android:layout_alignParentLeft="true"/>
</RelativeLayout>
</LinearLayout>

<?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/user_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/user_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/user_name" android:layout_marginLeft="6.0dip" android:layout_below="@id/user_nick" android:textColor="#ff000000" android:layout_width="wrap_content" android:layout_height="32.0dip" android:textSize="8.0sp" android:layout_alignParentLeft="true"/>
</RelativeLayout>
</LinearLayout>

Java代码
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<WebView
android:id="@+id/web"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
/>
</LinearLayout>

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