ios 分享新浪微博

1.前往sina开放平台下载支持库
　　libWeiboSDK.a+WeiboSDK.bundle+WeiboSDK.h
2.在.m文件中注册appId
　　[WeiboSDK enableDebugMode:YES];

　　[WeiboSDK registerApp:kAppKey];//kAppKey应用前往新浪开放平台注册的appID

3.调用分享事件
　　WBMessageObject *message = [WBMessageObject message];
    
    message.text = @"分享文字";
    
    WBSendMessageToWeiboRequest *request = [WBSendMessageToWeiboRequest requestWithMessage:message];
    
    WBImageObject *image = [WBImageObject object];
    image.imageData = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"icon" ofType:@"png"]];
    message.imageObject = image;
    
    [WeiboSDK sendRequest:request];
4.回调方法
- (void)didReceiveRawData:(NSData *)data reqNo:(int)reqno
{
}