swiftui-environment

问题 I'm attempting to crawl out of the proverbial Neophyte abyss here. I'm beginning to grasp the use of @EnvironmentObject till I notice the .environmentObject() view operator in the docs. Here's my code: import SwiftUI struct SecondarySwiftUI: View { @EnvironmentObject var settings: Settings var body: some View { ZStack { Color.red Text("Chosen One: \(settings.pickerSelection.name)") }.environmentObject(settings) //...doesn't appear to be of use. } func doSomething() {} } I tried to replace the

来源： https://stackoverflow.com/questions/62626652/where-to-configure-firebase-in-my-ios-app-in-the-new-swiftui-app-life-cycle-with

来源： https://stackoverflow.com/questions/62626652/where-to-configure-firebase-in-my-ios-app-in-the-new-swiftui-app-life-cycle-with

问题 Hey does someone know how can I create rectangle progress bar in swiftUI? Something like this? https://i.stack.imgur.com/CMwB3.gif I have tried this: struct ProgressBar: View { @State var degress = 0.0 @Binding var shouldLoad: Bool var body: some View { RoundedRectangle(cornerRadius: cornerRadiusValue) .trim(from: 0.0, to: CGFloat(degress)) .stroke(Color.Scheme.main, lineWidth: 2.0) .frame(width: 300, height: 40, alignment: .center) .onAppear(perform: shouldLoad == true ? {self.start()} : {})

问题 Hey does someone know how can I create rectangle progress bar in swiftUI? Something like this? https://i.stack.imgur.com/CMwB3.gif I have tried this: struct ProgressBar: View { @State var degress = 0.0 @Binding var shouldLoad: Bool var body: some View { RoundedRectangle(cornerRadius: cornerRadiusValue) .trim(from: 0.0, to: CGFloat(degress)) .stroke(Color.Scheme.main, lineWidth: 2.0) .frame(width: 300, height: 40, alignment: .center) .onAppear(perform: shouldLoad == true ? {self.start()} : {})