weibo.java
复制代码 代码如下:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.user_center);
// 创建微博实例
mWeiboAuth = new WeiboAuth(this, Constants.APP_KEY,
Constants.REDIRECT_URL, Constants.SCOPE);
// 创建微博分享接口实例
mWeiboShareAPI = WeiboShareSDK.createWeiboAPI(this, Constants.APP_KEY);
// 当 Activity 被重新初始化时（该 Activity 处于后台时，可能会由于内存不足被杀掉了），
// 需要调用 {@link IWeiboShareAPI#handleWeiboResponse} 来接收微博客户端返回的数据。
// 执行成功，返回 true，并调用 {@link IWeiboHandler.Response#onResponse}；
// 失败返回 false，不调用上述回调
if (savedInstanceState != null) {
mWeiboShareAPI.handleWeiboResponse(getIntent(), this);
}
}
public void isNotInstall() {
try {
// 检查微博客户端环境是否正常，如果未安装微博，弹出对话框询问用户下载微博客户端
if (mWeiboShareAPI.checkEnvironment(true)) {
// 注册第三方应用 到微博客户端中，注册成功后该应用将显示在微博的应用列表中。
// 但该附件栏集成分享权限需要合作申请，详情请查看 Demo 提示
mWeiboShareAPI.registerApp();
startSinaShare();
}
} catch (WeiboShareException e) {
e.printStackTrace();
Toast.makeText(UserCenter.this, e.getMessage(), Toast.LENGTH_LONG)
.show();
}
if (dialog != null) {
dialog.dismiss();
}
}
class AuthListener implements WeiboAuthListener {
@Override
public void onComplete(Bundle values) {
// 从 Bundle 中解析 Token
mAccessToken = Oauth2AccessToken.parseAccessToken(values);
if (mAccessToken.isSessionValid()) {
// 保存 Token 到 SharedPreferences
AccessTokenKeeper.writeAccessToken(UserCenter.this,
mAccessToken);
sendMessage();
}
}
@Override
public void onCancel() {
}
@Override
public void onWeiboException(WeiboException e) {
Toast.makeText(UserCenter.this,
"Auth exception : " + e.getMessage(), Toast.LENGTH_LONG)
.show();
}
}
public void startSinaShare() {
mSsoHandler = new SsoHandler(UserCenter.this, mWeiboAuth);
// 从 SharedPreferences 中读取上次已保存好 AccessToken 等信息，
mAccessToken = AccessTokenKeeper.readAccessToken(this);
// 如果Token有效，则直接调用发送微博
if (mAccessToken.isSessionValid()) {
sendMessage();
} else {
mSsoHandler.authorize(new AuthListener());
}
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
// 从当前应用唤起微博并进行分享后，返回到当前应用时，需要在此处调用该函数
// 来接收微博客户端返回的数据；执行成功，返回 true，并调用
// {@link IWeiboHandler.Response#onResponse}；失败返回 false，不调用上述回调
mWeiboShareAPI.handleWeiboResponse(intent, this);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
// SSO 授权回调
// 重要：发起 SSO 登陆的 Activity 必须重写 onActivityResult
if (mSsoHandler != null) {
mSsoHandler.authorizeCallBack(requestCode, resultCode, data);
}
}
@Override
public void onResponse(baseResponse baseResp) {
switch (baseResp.errCode) {
case WBConstants.ErrorCode.ERR_OK:
if (PublicFun.shareCondition()) {
gainBoBi();
} else {
Toast.makeText(this, R.string.share_success, Toast.LENGTH_LONG)
.show();
}
break;
case WBConstants.ErrorCode.ERR_CANCEL:
break;
case WBConstants.ErrorCode.ERR_FAIL:
Toast.makeText(this, R.string.errcode_deny, Toast.LENGTH_LONG)
.show();
break;
}
if (dialog != null) {
dialog.dismiss();
}
}
private void sendMessage() {
if (mWeiboShareAPI.isWeiboAppSupportAPI()) {
sendMultiMessage();
} else {
Toast.makeText(this, R.string.sina_share_hint, Toast.LENGTH_SHORT)
.show();
}
}
private void sendMultiMessage() {
// 1. 初始化微博的分享消息
WeiboMultiMessage weiboMessage = new WeiboMultiMessage();
weiboMessage.textObject = getTextObj();
// 用户可以分享其它媒体资源（网页、音乐、视频、声音中的一种）
weiboMessage.mediaObject = getWebpageObj();
// 2. 初始化从第三方到微博的消息请求
SendMultiMessageToWeiboRequest request = new SendMultiMessageToWeiboRequest();
// 用transaction唯一标识一个请求
request.transaction = String.valueOf(System.currentTimeMillis());
request.multiMessage = weiboMessage;
// 3. 发送请求消息到微博，唤起微博分享界面
mWeiboShareAPI.sendRequest(request);
// 记录分享日志
PublicFun.sendShareAppLog(UserCenter.this,
getResources().getString(R.string.micro_blog));
if (dialog != null) {
dialog.dismiss();
}
}
private TextObject getTextObj() {
TextObject textObject = new TextObject();
textObject.text = getResources().getString(R.string.share_content);
return textObject;
}
private WebpageObject getWebpageObj() {
WebpageObject mediaObject = new WebpageObject();
mediaObject.actionUrl = getString(R.string.share_url);
mediaObject.identify = Utility.generateGUID();
mediaObject.title = getResources().getString(R.string.share_title);
mediaObject.description = getString(R.string.share_content);
Bitmap bmp = BitmapFactory.decodeResource(getResources(),
R.drawable.icon);
mediaObject.setThumbImage(bmp);
return mediaObject;
}
public class AccessTokenKeeper {
private static final String PREFERENCES_NAME = "com_weibo_sdk_android";
private static final String KEY_UID = "uid";
private static final String KEY_ACCESS_TOKEN = "access_token";
private static final String KEY_EXPIRES_IN = "expires_in";
public static void writeAccessToken(Context context, Oauth2AccessToken token) {
if (null == context || null == token) {
return;
}
SharedPreferences pref = context.getSharedPreferences(PREFERENCES_NAME, Context.MODE_APPEND);
Editor editor = pref.edit();
editor.putString(KEY_UID, token.getUid());
editor.putString(KEY_ACCESS_TOKEN, token.getToken());
editor.putLong(KEY_EXPIRES_IN, token.getExpiresTime());
editor.commit();
}
public static Oauth2AccessToken readAccessToken(Context context) {
if (null == context) {
return null;
}
Oauth2AccessToken token = new Oauth2AccessToken();
SharedPreferences pref = context.getSharedPreferences(PREFERENCES_NAME, Context.MODE_APPEND);
token.setUid(pref.getString(KEY_UID, ""));
token.setToken(pref.getString(KEY_ACCESS_TOKEN, ""));
token.setExpiresTime(pref.getLong(KEY_EXPIRES_IN, 0));
return token;
}
public static void clear(Context context) {
if (null == context) {
return;
}
SharedPreferences pref = context.getSharedPreferences(PREFERENCES_NAME, Context.MODE_APPEND);
Editor editor = pref.edit();
editor.clear();
editor.commit();
}
}
以上所述就是本文的全部内容了，希望对大家熟练掌握java有所帮助。
