Added the ability of class @published for @cloudstorage

I revised it again CloudStorage Code for , Now we can AppStorage Exactly the same will UserDefaults and NSUbiquitousKeyValueStore Put it all together , stay SwiftUI In the United Management of .

Next week we will talk about its implementation —— 【 How to add classes to attribute wrappers Published The ability of 】

class Settings:ObservableObject {
       @AppStorage("name") var name = "fat"
       @AppStorage("age") var age = 5
       @CloudStorage("readyForAction") var readyForAction = false
       @CloudStorage("speed") var speed: Double = 0
}

struct DemoView: View {
    @StateObject var settings = Settings()
    var body: some View {
        Form {
            TextField("Name",text: $settings.name)
            TextField("Age", value: $settings.age, format: .number)
            Toggle("Ready", isOn: $settings.readyForAction)
                .toggleStyle(.switch)
            TextField("Speed",value: $settings.speed,format: .number)
        }
        .frame(width: 400, height: 400)
    }
}

Copy

CloudStorage The original author has not merged the modified code , Now you can download my Fork edition [1].

About NSUbiquitousKeyValueStore see also stay SwiftUI Next use NSUbiquitousKeyValueStore Synchronous data [2]

About AppStorage You can read @AppStorage Research [3]

Because the articles in wechat official account can only be modified 10 Characters , So only blog posts www.fatbobman.com Will keep updating , See forgiveness .

Reference material

[1] Fork edition : https://github.com/fatbobman/CloudStorage

[2] stay SwiftUI Next use NSUbiquitousKeyValueStore Synchronous data : https://www.fatbobman.com/posts/nsubiquitousKeyvalueStore/

[3] @AppStorage Research : https://fatbobman.com/posts/appstorage/