feat(app): 初始化自动关机工具首个版本

实现基于 WPF 的 AutoShutdown 主界面，支持关机、重启、睡眠、休眠、唤醒、锁屏和注销等电源任务。支持指定时间和倒计时计划、执行前提醒、系统关机撤销、Windows 唤醒任务、托盘运行、自定义图标以及 OmniNotify 通知适配。修复关闭到托盘时的运行提醒，并支持单击托盘图标打开或收起主界面。补充 README、发布配置和 win-x64 Release 输出要求。 Release: win-x64
2026-05-18 23:54:58 +08:00
commit d2d81a482b
17 changed files with 1611 additions and 0 deletions
--- a/Services/PowerService.cs
+++ b/Services/PowerService.cs
@@ -0,0 +1,95 @@
+using System.Diagnostics;
+using System.Runtime.InteropServices;
+using AutoShutdown.Models;
+
+namespace AutoShutdown.Services;
+
+internal sealed class PowerService
+{
+    [DllImport("PowrProf.dll", SetLastError = true)]
+    private static extern bool SetSuspendState(bool hibernate, bool forceCritical, bool disableWakeEvent);
+
+    [DllImport("user32.dll", SetLastError = true)]
+    private static extern bool LockWorkStation();
+
+    public void Execute(PowerAction action, int delaySeconds, bool forceApps)
+    {
+        switch (action)
+        {
+            case PowerAction.Shutdown:
+                RunShutdownCommand($"/s /t {Math.Max(0, delaySeconds)}{ForceFlag(forceApps)}");
+                break;
+            case PowerAction.Restart:
+                RunShutdownCommand($"/r /t {Math.Max(0, delaySeconds)}{ForceFlag(forceApps)}");
+                break;
+            case PowerAction.LogOff:
+                if (delaySeconds > 0)
+                {
+                    using var timer = new System.Threading.Timer(_ => RunShutdownCommand($"/l{ForceFlag(forceApps)}"), null, TimeSpan.FromSeconds(delaySeconds), Timeout.InfiniteTimeSpan);
+                    Thread.Sleep(TimeSpan.FromSeconds(delaySeconds + 1));
+                }
+                else
+                {
+                    RunShutdownCommand($"/l{ForceFlag(forceApps)}");
+                }
+                break;
+            case PowerAction.Lock:
+                DelayThen(delaySeconds, () => LockWorkStation());
+                break;
+            case PowerAction.Sleep:
+                DelayThen(delaySeconds, () => SetSuspendState(false, forceApps, false));
+                break;
+            case PowerAction.Hibernate:
+                DelayThen(delaySeconds, () => SetSuspendState(true, forceApps, false));
+                break;
+        }
+    }
+
+    public bool CancelShutdown()
+    {
+        var result = RunProcess("shutdown.exe", "/a", showWindow: false);
+        return result == 0;
+    }
+
+    private static string ForceFlag(bool forceApps) => forceApps ? " /f" : string.Empty;
+
+    private static void DelayThen(int delaySeconds, Action action)
+    {
+        if (delaySeconds > 0)
+        {
+            Task.Delay(TimeSpan.FromSeconds(delaySeconds)).ContinueWith(_ => action(), TaskScheduler.Default);
+            return;
+        }
+
+        action();
+    }
+
+    private static void RunShutdownCommand(string arguments)
+    {
+        var code = RunProcess("shutdown.exe", arguments, showWindow: false);
+        if (code != 0)
+        {
+            throw new InvalidOperationException($"shutdown.exe 执行失败，退出码 {code}。");
+        }
+    }
+
+    private static int RunProcess(string fileName, string arguments, bool showWindow)
+    {
+        using var process = Process.Start(new ProcessStartInfo
+        {
+            FileName = fileName,
+            Arguments = arguments,
+            UseShellExecute = false,
+            CreateNoWindow = !showWindow,
+            WindowStyle = showWindow ? ProcessWindowStyle.Normal : ProcessWindowStyle.Hidden
+        });
+
+        if (process is null)
+        {
+            return -1;
+        }
+
+        process.WaitForExit();
+        return process.ExitCode;
+    }
+}