notify/Notify/App.axaml.cs

using System;
using Avalonia;
using Avalonia.Controls;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Markup.Xaml;
using Notify.Models;
using Notify.Services;
using Notify.ViewModels;
using Notify.Views;

namespace Notify;

public partial class App : Application
{
    private SettingsWindow? _settingsWindow;

    public static new App Current => (App)Application.Current!;

    public SettingsService Settings { get; } = new();

    public ToastManager Toasts { get; private set; } = null!;

    public override void Initialize() => AvaloniaXamlLoader.Load(this);

    public override void OnFrameworkInitializationCompleted()
    {
        Settings.Load();
        Toasts = new ToastManager(Settings);

        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
        {
            // 无主窗口的常驻进程：仅托盘存在，靠托盘菜单或外部请求驱动
            desktop.ShutdownMode = ShutdownMode.OnExplicitShutdown;

            // --demo：启动即弹一条 toast 并打开设置，便于无托盘交互地验证
            if (desktop.Args is { Length: > 0 } args && System.Array.IndexOf(args, "--demo") >= 0)
            {
                Avalonia.Threading.Dispatcher.UIThread.Post(RunDemo);
            }
        }

        base.OnFrameworkInitializationCompleted();
    }

    private void RunDemo()
    {
        // 普通：会自动消失
        Toasts.Show(new ToastRequest { Title = "Claude Code", Message = "任务已完成 — 4 秒后自动消失" });
        // 常驻：InputMode 且 Sticky，不点不消失
        Toasts.Show(new ToastRequest
        {
            Title = "需要你的输入",
            Message = "权限请求 — 常驻，点击 / ✕ 才关闭",
            InputMode = true,
            Sticky = true,
        });
    }

    private int _counter;

    private void OnTestToastClick(object? sender, EventArgs e)
    {
        _counter++;
        var inputMode = _counter % 2 == 0;
        Toasts.Show(new ToastRequest
        {
            Title = inputMode ? "需要你的输入" : "Claude Code",
            Message = inputMode
                ? $"权限请求 #{_counter} — 点击跳回终端"
                : $"任务已完成 #{_counter}",
            InputMode = inputMode,
        });
    }

    private void OnOpenSettingsClick(object? sender, EventArgs e)
    {
        if (_settingsWindow is { } w)
        {
            w.Activate();
            return;
        }

        _settingsWindow = new SettingsWindow
        {
            DataContext = new SettingsViewModel(Settings, Toasts),
        };
        _settingsWindow.Closed += (_, _) => _settingsWindow = null;
        _settingsWindow.Show();
    }

    private void OnExitClick(object? sender, EventArgs e)
    {
        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
        {
            desktop.Shutdown();
        }
    }
}