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Add NotificationDemo example and disable maximize/minimize on notifications
Add standalone example app showcasing all notification features: severity levels, modal/persistent/multiline notifications, and dismiss-all. Disable maximize and minimize buttons on notification windows since they should only be closable.
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Lines changed: 205 additions & 1 deletion

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‎Examples/NotificationDemo/NotificationDemo.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net9.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\SharpConsoleUI\SharpConsoleUI.csproj" />
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Spectre.Console" Version="0.54.0" />
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</ItemGroup>
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</Project>

‎Examples/NotificationDemo/Program.cs‎

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// -----------------------------------------------------------------------
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// NotificationDemo - Showcases the notification system
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// Demonstrates all severity levels, dismiss methods, modal notifications,
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// and timeout behavior.
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// -----------------------------------------------------------------------
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using SharpConsoleUI;
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using SharpConsoleUI.Controls;
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using SharpConsoleUI.Core;
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using SharpConsoleUI.Drivers;
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using SharpConsoleUI.Layout;
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using Spectre.Console;
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using HorizontalAlignment = SharpConsoleUI.Layout.HorizontalAlignment;
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namespace NotificationDemo;
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class Program
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{
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static int Main(string[] args)
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{
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try
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{
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var driver = new NetConsoleDriver(RenderMode.Buffer);
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var windowSystem = new ConsoleWindowSystem(driver);
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var mainWindow = new Window(windowSystem)
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{
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Title = "Notification Demo",
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Left = 2,
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Top = 1,
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Width = 50,
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Height = 22,
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BackgroundColor = Color.Grey11,
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ForegroundColor = Color.White
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};
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var header = new MarkupControl(new List<string>
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{
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"[bold underline]Notification System Demo[/]",
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"",
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"Click buttons to trigger notifications.",
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"Dismiss via: [yellow]Close[/] button, title bar [yellow]\\[X][/],",
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"or press [yellow]Escape[/]."
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})
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{
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HorizontalAlignment = HorizontalAlignment.Left
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};
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mainWindow.AddControl(header);
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// Info notification
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var infoBtn = new ButtonControl
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{
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Text = "Info Notification",
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Margin = new Margin { Top = 1, Left = 1 }
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};
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infoBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Information",
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"This is an informational message.",
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NotificationSeverity.Info);
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};
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mainWindow.AddControl(infoBtn);
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// Success notification
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var successBtn = new ButtonControl
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{
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Text = "Success Notification",
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Margin = new Margin { Left = 1 }
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};
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successBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Success",
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"Operation completed successfully!",
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NotificationSeverity.Success);
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};
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mainWindow.AddControl(successBtn);
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// Warning notification
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var warningBtn = new ButtonControl
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{
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Text = "Warning Notification",
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Margin = new Margin { Left = 1 }
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};
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warningBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Warning",
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"Disk space is running low.",
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NotificationSeverity.Warning);
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};
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mainWindow.AddControl(warningBtn);
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// Danger notification
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var dangerBtn = new ButtonControl
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{
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Text = "Danger Notification",
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Margin = new Margin { Left = 1 }
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};
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dangerBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Error",
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"Connection to server lost!",
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NotificationSeverity.Danger);
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};
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mainWindow.AddControl(dangerBtn);
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// Modal notification (blocks UI)
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var modalBtn = new ButtonControl
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{
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Text = "Modal Notification",
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Margin = new Margin { Top = 1, Left = 1 }
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};
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modalBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Confirm",
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"This is modal - dismiss to continue.",
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NotificationSeverity.Warning,
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blockUi: true,
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timeout: null);
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};
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mainWindow.AddControl(modalBtn);
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// No-timeout notification
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var persistentBtn = new ButtonControl
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{
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Text = "Persistent (no timeout)",
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Margin = new Margin { Left = 1 }
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};
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persistentBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Persistent",
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"This won't auto-dismiss.",
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NotificationSeverity.Info,
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timeout: null);
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};
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mainWindow.AddControl(persistentBtn);
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// Multiline notification
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var multilineBtn = new ButtonControl
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{
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Text = "Multiline Message",
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Margin = new Margin { Left = 1 }
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};
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multilineBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.ShowNotification(
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"Details",
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"Line 1: Build started\nLine 2: Compiling sources\nLine 3: Build succeeded",
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NotificationSeverity.Success,
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timeout: null);
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};
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mainWindow.AddControl(multilineBtn);
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// Dismiss all
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var dismissAllBtn = new ButtonControl
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{
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Text = "Dismiss All",
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Margin = new Margin { Top = 1, Left = 1 }
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};
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dismissAllBtn.Click += (_, _) =>
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{
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windowSystem.NotificationStateService.DismissAll();
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};
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mainWindow.AddControl(dismissAllBtn);
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windowSystem.AddWindow(mainWindow);
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windowSystem.SetActiveWindow(mainWindow);
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return windowSystem.Run();
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}
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catch (Exception ex)
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{
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Console.Clear();
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Console.WriteLine($"Fatal error: {ex.Message}");
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Console.WriteLine(ex.StackTrace);
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return 1;
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}
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}
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}

‎SharpConsoleUI/Core/NotificationStateService.cs‎

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InactiveBorderForegroundColor = severity.InactiveBorderForegroundColor(_windowSystem),
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ActiveTitleForegroundColor = severity.ActiveTitleForegroundColor(_windowSystem),
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InactiveTitleForegroundColor = severity.InactiveTitleForegroundColor(_windowSystem),
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IsResizable = false
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IsResizable = false,
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IsMaximizable = false,
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IsMinimizable = false
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};
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if (blockUi)

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