我有这个 CustomScrollView,它包装了我的 HomeView,如果你拉下它,它会获取新数据。它工作正常,但问题是我想在多个视图中重用它,我不想为我的每个视图创建一个副本。我试图这样做,var rootView: View但它抛出一个错误说View is not convertible to HomeView。
所以有两件事女巫应该是通用的。HomeView()和HomeViewModel。
知道如何实现这一目标吗?
struct CustomScrollView : UIViewRepresentable {
var width : CGFloat
var height : CGFloat
let viewModel = HomeViewModel()
func makeCoordinator() -> Coordinator {
Coordinator(self, homeViewModel: viewModel)
}
func makeUIView(context: Context) -> UIScrollView {
let control = UIScrollView()
control.refreshControl = UIRefreshControl()
control.refreshControl?.addTarget(context.coordinator, action: #selector(Coordinator.handleRefreshControl), for: .valueChanged)
let childView = UIHostingController(rootView: HomeView())
childView.view.frame = CGRect(x: 0, y: 0, width: width, height: height)
control.addSubview(childView.view) …Run Code Online (Sandbox Code Playgroud)