IWXAPI api = WXAPIFactory.createWXAPI(context, APP_ID, false);    api.registerApp(APP_ID);    WXWebpageObject webpage = new WXWebpageObject();    webpage.webpageUrl = "http://www.xxxx.com/wap/showShare/;    WXMediaMessage msg = new WXMediaMessage(webpage);    msg.title = "我要约";    msg.description = "我要约分享";    try    {      Bitmap bmp = BitmapFactory.decodeResource(getResources(), R.drawable.send_img);      Bitmap thumbBmp = Bitmap.createScaledBitmap(bmp, 150, 150, true);      bmp.recycle();      msg.setThumbImage(thumbBmp);    }     catch (Exception e)    {      e.printStackTrace();    }    SendMessageToWX.Req req = new SendMessageToWX.Req();    req.transaction = String.valueOf(System.currentTimeMillis());    req.message = msg;    req.scene = SendMessageToWX.Req.WXSceneTimeline;    api.sendReq(req);