uniapp自定义顶部标题栏，如何让它随着scrolltop值的变化逐渐显示？在pages.json{"path":"pages/detail/detail","style":{"app-plus":{"titleNView":{"type":"transparent"}}}2.动态改变导航titlenavigationBarTitle的标题uni.setNavigationBarTitle({title:this.i18n.user.title});3.自定义头部导航栏按钮{"path":"pages/detail/detail","style":{"app-plus":{"titleNView":{"type":"transparent","buttons":[{"text":"map","fontSize":"16","float":"left","color":"#fff"}]}}}}
