首次启动App时TabView显示异常问题求助

云原生阿岚

2026-7-9

TabView首次启动显示错乱问题

无论通过Xcode调试安装还是从App Store下载安装应用，首次启动后TabView都会出现显示错乱的情况（标签栏布局异常、图标文字错位）
只需重启应用一次，TabView即可恢复正常显示

相关代码

AccountViewController代码

import SwiftUI

struct AccountViewController: View {
    var body: some View {
        TabView {
            PurchaseView(btnVisibility: false)
                .tabItem {
                    Label("Purchase", systemImage: "cart")
                }
            BalanceView()
                .tabItem {
                    Label("Balance", systemImage: "esim")
                }
            SettingsView()
                .tabItem {
                    Label("Settings", systemImage: "gear")
                }
        }
    }
}
struct AccountViewController_Previews: PreviewProvider {
    static var previews: some View {
        AccountViewController()
    }
}

LoginView中加载AccountViewController的代码

.fullScreenCover(isPresented: $isActive, content: AccountViewController.init)

LoginView登录按钮逻辑代码

Button(action: {
    loadData(){ (results) in
    self.results = results
    if (results[0].lResult == "true"){
        isActive = true
        self.hideKeyboard()
    }
    else{
         isActive = false
    }
}){
  Text("Login")
}
.fullScreenCover(isPresented: $isActive, content: AccountViewController.init)