Article_009 https://nalexn.github.io/uikit-switfui/

Article_009_UI_02.swift

extension HomeViewModel {
    class Adapter: ObservableObject {
        let viewModel: HomeViewModel
        @Published var isLoadingData = false
    }
}

struct HomeView: View {
    let adapter: HomeViewModel.Adapter
    
    var body: some View {
        if adapter.isLoadingData {
            ProgressView()
        }
        Button("Do something!") {
            self.adapter.viewModel.doSomething()
        }
    }
}