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Boot菜单

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Leonmmcoset
2026-02-16 21:02:04 +08:00
parent f3226eb2ea
commit 8e60a49f10
4 changed files with 174 additions and 19 deletions
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157
BootMenu.cs Normal file
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@@ -0,0 +1,157 @@
using System;
using Sys = Cosmos.System;
using Cosmos.HAL;
using Cosmos.Core;
using System.Threading;
namespace CMLeonOS
{
public enum BootMenuAction
{
NormalBoot,
Reboot,
Shutdown
}
internal static class BootMenu
{
private static void PrintOption(string text, bool selected)
{
Console.SetCursorPosition(1, Console.GetCursorPosition().Top);
Console.BackgroundColor = selected ? ConsoleColor.White : ConsoleColor.Black;
Console.ForegroundColor = selected ? ConsoleColor.Black : ConsoleColor.White;
Console.WriteLine(text);
}
private static void Render(int selIdx, int remainingTime)
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.Cyan;
Console.SetCursorPosition(0, 0);
uint mem = Cosmos.Core.CPU.GetAmountOfRAM();
Console.WriteLine($"{Version.DisplayVersion} [{mem} MB memory]");
// 这里老显示 unknown，谁知道为啥
// Console.WriteLine($"Git Commit: {Version.GitCommit}");
Console.WriteLine($"Build Time: {GetBuildTime()}");
Console.WriteLine();
Console.WriteLine($"Auto-select in {remainingTime} seconds...");
Console.WriteLine();
Console.WriteLine("Select an option:");
Console.WriteLine();
PrintOption("Normal Boot", selIdx == 0);
PrintOption("Reboot", selIdx == 1);
PrintOption("Shutdown", selIdx == 2);
}
private static BootMenuAction Confirm(int selIdx)
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.White;
Console.Clear();
Console.SetCursorPosition(0, 0);
Console.CursorVisible = true;
switch (selIdx)
{
case 0:
return BootMenuAction.NormalBoot;
case 1:
Sys.Power.Reboot();
return BootMenuAction.Reboot;
case 2:
Sys.Power.Shutdown();
return BootMenuAction.Shutdown;
default:
return BootMenuAction.NormalBoot;
}
}
public static BootMenuAction Show()
{
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = ConsoleColor.White;
Console.Clear();
Console.CursorVisible = false;
int selIdx = 0;
int remainingTime = 10;
int counter = 0;
while (true)
{
Render(selIdx, remainingTime);
if (Sys.KeyboardManager.TryReadKey(out var key))
{
if (key.Key == Sys.ConsoleKeyEx.Enter)
{
return Confirm(selIdx);
}
else if (key.Key == Sys.ConsoleKeyEx.DownArrow)
{
selIdx++;
remainingTime = 10;
counter = 0;
}
else if (key.Key == Sys.ConsoleKeyEx.UpArrow)
{
selIdx--;
remainingTime = 10;
counter = 0;
}
}
else
{
Thread.Sleep(100);
counter++;
if (counter >= 10)
{
remainingTime--;
counter = 0;
if (remainingTime <= 0)
{
return Confirm(selIdx);
}
}
}
if (selIdx < 0)
{
selIdx = 2;
}
if (selIdx > 2)
{
selIdx = 0;
}
}
}
private static string GetBuildTime()
{
try
{
if (Kernel.buildTimeFile != null && Kernel.buildTimeFile.Length > 0)
{
return System.Text.Encoding.UTF8.GetString(Kernel.buildTimeFile);
}
}
catch
{
}
return "Unknown";
}
}
}

2
BuildTime.txt
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2026-02-13 13:54:14 2026-02-16 21:00:38

2
GitCommit.txt
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@@ -1 +1 @@
82ecd84 f3226eb

32
Kernel.cs
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@@ -55,24 +55,22 @@ namespace CMLeonOS
protected override void BeforeRun() protected override void BeforeRun()
{ {
// 我认了，我用默认字体 BootMenuAction bootAction = BootMenu.Show();
// try
// {
// PCScreenFont screenFont = PCScreenFont.LoadFont(file);
// VGAScreen.SetFont(screenFont.CreateVGAFont(), screenFont.Height);
// }
// catch (Exception ex)
// {
// 我不认，我试着转换成Base64
// 我认了
// PCScreenFont defaultFont = PCScreenFont.Default;
// VGAScreen.SetFont(defaultFont.CreateVGAFont(), defaultFont.Height);
// Console.WriteLine($"{defaultFont.Height}");
// Console.WriteLine($"{defaultFont.Width}");
// VGAScreen.SetGraphicsMode(VGADriver.ScreenSize.Size720x480, ColorDepth.ColorDepth32);
// Console.WriteLine($"Error loading font: {ex.Message}");
// }
switch (bootAction)
{
case BootMenuAction.Reboot:
Sys.Power.Reboot();
break;
case BootMenuAction.Shutdown:
Sys.Power.Shutdown();
break;
case BootMenuAction.NormalBoot:
default:
break;
}
Console.Clear();
Console.WriteLine("Kernel load done!"); Console.WriteLine("Kernel load done!");
Console.WriteLine(@"-------------------------------------------------"); Console.WriteLine(@"-------------------------------------------------");
Console.WriteLine(@" ____ __ __ _ ___ ____ "); Console.WriteLine(@" ____ __ __ _ ___ ____ ");