R.id.iv_wx ->{
    L.e("点击了微信图标")
    if (!MyApplication.wxApi!!.isWXAppInstalled()) {
       showToast("您的设备未安装微信客户端")
    } else {
        val    req =   SendAuth.Req()
        req.scope = "snsapi_userinfo"
        req.state = "yx_wx_login"
        MyApplication.wxApi!!.sendReq(req)
    }
}