112 lines
3.4 KiB
Swift
112 lines
3.4 KiB
Swift
//
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// DestinationsView.swift
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// ListenerGS
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//
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// Created by Jeremy Rand on 2021-10-26.
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//
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import SwiftUI
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struct PopOverView : View {
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@State private var destination = ""
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@Binding var showPopover: Bool
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var destinations : GSDestinations
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var body: some View {
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VStack {
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Text("Enter the hostname or IP address of your GS:")
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.font(.title2)
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TextField("New destination", text: self.$destination) { isEditing in
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} onCommit: {
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self.showPopover = false
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onAdd()
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}
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.padding()
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HStack {
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Button("Cancel") {
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self.showPopover = false
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}
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.padding()
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Button("Add") {
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self.showPopover = false
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onAdd()
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}
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.padding()
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}
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}.padding()
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}
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func onAdd() {
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let newDestination = destination
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destination = ""
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// This schedules the add of the destination for 0.1 s from now. Under iOS 14.x, it seems like there is
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// a bug such that if I synchronously add the destination here, the popup will not dismiss. Some kind of
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// swiftui bug I think. No issue in iOS 15 as far as I can tell. So, this queuing of the add is only
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// necessary as a workaround.
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OperationQueue.main.schedule(after: OperationQueue.SchedulerTimeType(Date(timeIntervalSinceNow: 0.1))) {
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destinations.onAdd(ipAddress: newDestination)
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}
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}
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}
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struct DestinationsView: View {
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@State private var editMode = EditMode.inactive
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@State private var showPopover = false
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@State private var newDestination = ""
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@StateObject private var destinations = GSDestinations()
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var body: some View {
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List {
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ForEach(destinations.dests) { destination in
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NavigationLink(destination: GSView(ipAddress: destination.ipAddress)) {
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Text(destination.ipAddress)
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}
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}
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.onDelete(perform: onDelete)
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.onMove(perform: onMove)
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}
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.toolbar {
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ToolbarItem(placement: .navigationBarLeading) {
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EditButton()
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}
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ToolbarItem(placement: .navigationBarTrailing) {
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addButton
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}
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}
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.navigationBarTitle("GS Destinations")
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.environment(\.editMode, $editMode)
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}
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private var addButton: some View {
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switch editMode {
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case .inactive:
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return AnyView(Button(action: showAdd) { Image(systemName: "plus") }
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.popover(
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isPresented: self.$showPopover,
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arrowEdge: .bottom
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) { PopOverView(showPopover: self.$showPopover, destinations: destinations) } )
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default:
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return AnyView(EmptyView())
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}
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}
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private func onDelete(offsets: IndexSet) {
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destinations.onDelete(offsets: offsets)
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}
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private func onMove(source: IndexSet, destination: Int) {
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destinations.onMove(source: source, destination: destination)
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}
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func showAdd() {
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self.showPopover = true;
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}
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}
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struct DestinationsView_Previews: PreviewProvider {
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static var previews: some View {
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DestinationsView()
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}
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}
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