Update iOS to use modern UIAlertController. Switch to .NET7.

UserInteractionDemo/AppShell.xaml

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" ?>
+<?xml version="1.0" encoding="UTF-8" ?>
 <Shell
     x:Class="UserInteractionDemo.AppShell"
     xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
@@ -11,4 +11,5 @@
         ContentTemplate="{DataTemplate local:MainPage}"
         Route="MainPage" />
 
+
 </Shell>

UserInteractionDemo/AppShell.xaml.cs

@@ -5,5 +5,7 @@ public partial class AppShell : Shell
     public AppShell()
     {
         InitializeComponent();
+
+        Routing.RegisterRoute($"{nameof(Child1Page)}", typeof(Child1Page));
     }
 }

UserInteractionDemo/Child1Page.xaml

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             xmlns:userInteractionDemo="clr-namespace:UserInteractionDemo"
+             x:Class="UserInteractionDemo.Child1Page"
+             x:DataType="userInteractionDemo:Child1ViewModel"
+             Title="UserInteraction Demo">
+    <ContentPage.BindingContext>
+        <userInteractionDemo:MainViewModel />
+    </ContentPage.BindingContext>
+    <ContentPage.Resources>
+        <Color x:Key="Accent">#96d1ff</Color>
+        <Style TargetType="Label">
+            <Setter Property="TextColor" Value="Black" />
+        </Style>
+        <Style TargetType="Button">
+            <Setter Property="BackgroundColor" Value="{StaticResource Primary}"/>
+            <Setter Property="TextColor" Value="White"/>
+        </Style>
+    </ContentPage.Resources>			 
+
+
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
+        </Grid.RowDefinitions>
+        <StackLayout BackgroundColor="{StaticResource Accent}" VerticalOptions="FillAndExpand" HorizontalOptions="Fill">
+            <StackLayout Orientation="Horizontal" HorizontalOptions="Center" VerticalOptions="Center">
+                <ContentView Padding="0,20,0,20" VerticalOptions="FillAndExpand">
+                    <Label Text="UserInteraction Demo" FontSize="Title" />
+                </ContentView>
+            </StackLayout>
+        </StackLayout>
+        <ScrollView Grid.Row="1">
+            <StackLayout Padding="30,24,30,24" Spacing="10">
+                <Button Text="Alert" Command="{Binding AlertCommand}" />
+                <Button Text="Menu" Command="{Binding MenuCommand}" />
+                <Button Text="Toast" Command="{Binding ToastCommand}" />
+                <Button Text="Confirm" Command="{Binding ConfirmCommand}" />
+                <Button Text="Confirm 3 buttons" Command="{Binding Confirm3Command}" />
+                <Button Text="Wait indicator" Command="{Binding WaitIndicatorCommand}" />
+            </StackLayout>
+        </ScrollView>
+    </Grid>
+
+</ContentPage>

UserInteractionDemo/Child1Page.xaml.cs

@@ -0,0 +1,9 @@
+namespace UserInteractionDemo;
+
+public partial class Child1Page : ContentPage
+{
+    public Child1Page()
+    {
+        InitializeComponent();
+    }
+}

UserInteractionDemo/Child1ViewModel.cs

@@ -0,0 +1,76 @@
+using System.Windows.Input;
+using Vapolia.UserInteraction;
+
+namespace UserInteractionDemo;
+
+public class Child1ViewModel
+{
+    public ICommand AlertCommand { get; }
+    public ICommand MenuCommand { get; }
+    public ICommand ToastCommand { get; }
+    public ICommand ConfirmCommand { get; }
+    public ICommand Confirm3Command { get; }
+    public ICommand WaitIndicatorCommand { get; }
+
+    public Child1ViewModel()
+    {
+        AlertCommand = new Command(async () =>
+        {
+            await UserInteraction.Alert("This is a message", "Optional title", "OK");
+        });
+
+        MenuCommand = new Command(async () =>
+        {
+            var result = await UserInteraction.Menu("Optional title", "Optional description", "Cancel", "Delete", "Option 1", "Option 2", "Option 3");
+            var text = result switch
+            {
+                0 => "Cancelled",
+                1 => "Deleted !",
+                2 => "Option 1",
+                3 => "Option 2",
+                4 => "Option 3",
+                _ => throw new NotSupportedException()
+            };
+
+            await UserInteraction.Alert(text, "Selected item is:", "Close");
+        });
+
+        ToastCommand = new Command(async () =>
+        {
+            await UserInteraction.Toast("This is a message", ToastStyle.Warning, ToastDuration.Normal, ToastPosition.Bottom, 100);
+        });
+
+        ConfirmCommand = new Command(async () =>
+        {
+            var ok = await UserInteraction.Confirm("Are you sure you want to do that?", "Really do that?", okButton: "Yes", cancelButton: "No");
+            await UserInteraction.Toast(ok ? "OK, Done" : "Cancelled", ToastStyle.Notice);
+        });
+
+        Confirm3Command = new Command(async () =>
+        {
+            var ok = await UserInteraction.ConfirmThreeButtons("Are you sure you want to do that?", "Really do that?", "I'm sure", "No!", "I don't know");
+            var text = ok switch
+            {
+                ConfirmThreeButtonsResponse.Negative => "Cancelled",
+                ConfirmThreeButtonsResponse.Positive => "Done!",
+                ConfirmThreeButtonsResponse.Neutral => "I'll ask you later!",
+                _ => throw new NotSupportedException()
+            };
+            await UserInteraction.Toast(text, ToastStyle.Notice);
+        });
+
+        WaitIndicatorCommand = new Command(async () =>
+        {
+            var dismiss = new CancellationTokenSource();
+            var wi = UserInteraction.WaitIndicator(dismiss.Token, "Wait 3 seconds", displayAfterSeconds: 0, userCanDismiss: false);
+
+            await Task.Delay(1000);
+            wi.Body = "Wait 2 seconds";
+            await Task.Delay(1000);
+            wi.Body = "Wait 1 second";
+            await Task.Delay(1000);
+
+            dismiss.Cancel();
+        });
+    }
+}

UserInteractionDemo/MainPage.xaml

@@ -39,6 +39,8 @@
                 <Button Text="Toast" Command="{Binding ToastCommand}" />
                 <Button Text="Confirm" Command="{Binding ConfirmCommand}" />
                 <Button Text="Confirm 3 buttons" Command="{Binding Confirm3Command}" />
+                <Button Text="Wait indicator" Command="{Binding WaitIndicatorCommand}" />
+                <Button Text="Try from child page" Command="{Binding GoToChild1Command}" />
             </StackLayout>
         </ScrollView>
     </Grid>

UserInteractionDemo/MainViewModel.cs

@@ -7,13 +7,18 @@ public class MainViewModel
 {
     public ICommand AlertCommand { get; }
     public ICommand MenuCommand { get; }
-    public object ToastCommand { get; }
-    public object ConfirmCommand { get; }
-    public object Confirm3Command { get; }
+    public ICommand ToastCommand { get; }
+    public ICommand ConfirmCommand { get; }
+    public ICommand Confirm3Command { get; }
+    public ICommand WaitIndicatorCommand { get; }
+    public ICommand GoToChild1Command { get; }
 
     public MainViewModel()
     {
-        AlertCommand = new Command(async () => { await UserInteraction.Alert("This is a message", "Optional title", "OK"); });
+        AlertCommand = new Command(async () =>
+        {
+            await UserInteraction.Alert("This is a message", "Optional title", "OK");
+        });
 
         MenuCommand = new Command(async () =>
         {
@@ -25,12 +30,16 @@ public MainViewModel()
                 2 => "Option 1",
                 3 => "Option 2",
                 4 => "Option 3",
+                _ => throw new NotSupportedException()
             };
 
             await UserInteraction.Alert(text, "Selected item is:", "Close");
         });
 
-        ToastCommand = new Command(async () => { await UserInteraction.Toast("This is a message", ToastStyle.Warning, ToastDuration.Normal, ToastPosition.Bottom, 100); });
+        ToastCommand = new Command(async () =>
+        {
+            await UserInteraction.Toast("This is a message", ToastStyle.Warning, ToastDuration.Normal, ToastPosition.Bottom, 100);
+        });
 
         ConfirmCommand = new Command(async () =>
         {
@@ -45,9 +54,29 @@ public MainViewModel()
             {
                 ConfirmThreeButtonsResponse.Negative => "Cancelled",
                 ConfirmThreeButtonsResponse.Positive => "Done!",
-                ConfirmThreeButtonsResponse.Neutral => "I'll ask you later!"
+                ConfirmThreeButtonsResponse.Neutral => "I'll ask you later!",
+                _ => throw new NotSupportedException()
             };
             await UserInteraction.Toast(text, ToastStyle.Notice);
         });
+
+        WaitIndicatorCommand = new Command(async () =>
+        {
+            var dismiss = new CancellationTokenSource();
+            var wi = UserInteraction.WaitIndicator(dismiss.Token, "Wait 3 seconds", displayAfterSeconds: 0, userCanDismiss: false);
+
+            await Task.Delay(1000);
+            wi.Body = "Wait 2 seconds";
+            await Task.Delay(1000);
+            wi.Body = "Wait 1 second";
+            await Task.Delay(1000);
+
+            dismiss.Cancel();
+        });
+
+        GoToChild1Command = new Command(async () =>
+        {
+            await Shell.Current.GoToAsync("Child1Page");
+        });
     }
 }

UserInteractionDemo/UserInteractionDemo.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0-android;net6.0-ios</TargetFrameworks>
+        <TargetFrameworks>net7.0-android;net7.0-ios</TargetFrameworks>
         <OutputType>Exe</OutputType>
         <RootNamespace>UserInteractionDemo</RootNamespace>
         <UseMaui>true</UseMaui>
@@ -23,6 +23,9 @@
         <SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">26.0</SupportedOSPlatformVersion>
     </PropertyGroup>
 
+    <PropertyGroup Condition="'$(Configuration)|$(TargetFramework)|$(Platform)'=='Debug|net7.0-ios|AnyCPU'">
+      <CreatePackage>false</CreatePackage>
+    </PropertyGroup>
     <ItemGroup>
         <!-- App Icon -->
         <MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" />

Vapolia.UserInteraction/IWaitIndicator.shared.cs

@@ -1,22 +1,21 @@
 using System.Threading;
 
-namespace Vapolia.UserInteraction
+namespace Vapolia.UserInteraction;
+
+public interface IWaitIndicator
 {
-    public interface IWaitIndicator
-    {
-        /// <summary>
-        /// cancelled if the indicator is dismissed by the user (if userCanDismiss is true)
-        /// </summary>
-        CancellationToken UserDismissedToken { get; }
+    /// <summary>
+    /// cancelled if the indicator is dismissed by the user (if userCanDismiss is true)
+    /// </summary>
+    CancellationToken UserDismissedToken { get; }
 
-        /// <summary>
-        /// Update the title text while displayed
-        /// </summary>
-        string Title { set; }
+    /// <summary>
+    /// Update the title text while displayed
+    /// </summary>
+    string Title { set; }
 
-        /// <summary>
-        /// Update the body text while displayed
-        /// </summary>
-        string Body { set; }
-    }
-}
+    /// <summary>
+    /// Update the body text while displayed
+    /// </summary>
+    string Body { set; }
+}

Vapolia.UserInteraction/InputResponse.shared.cs

@@ -1,9 +1,7 @@
-namespace Vapolia.UserInteraction
-{
-	public class InputResponse
-	{
-		public bool Ok { get; set; }
-		public string? Text { get; set;}
-	}
-}
+namespace Vapolia.UserInteraction;
 
+public class InputResponse
+{
+	public bool Ok { get; set; }
+	public string? Text { get; set;}
+}

Vapolia.UserInteraction/ToastDuration.shared.cs

@@ -1,9 +1,8 @@
-namespace Vapolia.UserInteraction
+namespace Vapolia.UserInteraction;
+
+public enum ToastDuration
 {
-    public enum ToastDuration
-    {
-        Short = 1000,
-        Normal = 2500,
-        Long = 8000
-    }
-}
+    Short = 1000,
+    Normal = 2500,
+    Long = 8000
+}

Vapolia.UserInteraction/ToastStyle.shared.cs

@@ -1,23 +1,10 @@
-namespace Vapolia.UserInteraction
-{
-    public enum ToastStyle
-    {
-        Custom,
-        Info,
-        Notice,
-        Warning,
-        Error
-    }
+namespace Vapolia.UserInteraction;
 
-    public static class Constants
-    {
-        public static Color[] ToastStyleBackgroundTint =
-        {
-            null,
-            null,
-            null,
-            Colors.Orange,
-            Colors.Red, 
-        };
-    }
+public enum ToastStyle
+{
+    Custom,
+    Info,
+    Notice,
+    Warning,
+    Error
 }