发送内容给微信

微信开发相关文档：http://open.weixin.qq.com/document/sdk/ios/index.html
   WXMediaMessage *message = [WXMediaMessage message];
    message.title = @"that's";
    message.description = @"download and try to use it.";
    [message setThumbImage:[UIImage imageNamed:@"AppIcon-072.png"]];
   
    WXAppExtendObject *ext = [WXAppExtendObject object];
    ext.extInfo = @"";
    ext.url = @"https://itunes.apple.com/us/app/thats/id566798749?ls=1&mt=8";
   
    ext.fileData = NULL;
   
    message.mediaObject = ext;
   
    SendMessageToWXReq* req = [[[SendMessageToWXReq alloc] init]autorelease];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneSession;
   
    [WXApi sendReq:req];