struct ParentView: View {
    @State var isPresented = false
    @State var backgroundColor = Color.white
    
    var body: some View {
        
        Button(action: {
            self.isPresented = true
        }, label: {
            Text("Show Child View")
                .background(backgroundColor)
            
        }).actionSheet(isPresented: $isPresented, content: {
            ActionSheet(title: Text("Choose Background Color"), message: Text("choose"), buttons: [
                .default(Text("gray"), action: {
                    self.backgroundColor = Color.gray
                }),
                .default(Text("yellow"), action: {
                    self.backgroundColor = Color.yellow
                }),
                .cancel()
            ])
        })
    }
}