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class Demo
{
public delegate bool HandlerRoutine(ConsoleControlEventType ctrlType);
public enum ConsoleControlEventType : int
{
CTRL_C_EVENT = 0,
CTRL_BREAK_EVENT = 1,
CTRL_CLOSE_EVENT = 2,
CTRL_LOGOFF_EVENT = 5,
CTRL_SHUTDOWN_EVENT = 6
}
[DllImport("kernel32.dll", SetLastError=true)]
public static extern bool SetConsoleCtrlHandler(HandlerRoutine handlerRoutine,bool Add);
static bool CtrlProc(ConsoleControlEventType ctrlType)
{
switch (ctrlType)
{
case ConsoleControlEventType.CTRL_C_EVENT:
//ctrl+c
break;
case ConsoleControlEventType.CTRL_CLOSE_EVENT:
//可以做些清理工作
return true;
//....
}
return false;
}
static void Main(string[] args)
{
SetConsoleCtrlHandler(CtrlProc, true);
//
//...其他代码
}
}
Class1 cl = new Class1();
using System;
using System.Runtime.InteropServices;
using System.Threading;
using System.Diagnostics;
namespace ConsoleApplication3
{
public delegate bool ConsoleCtrlDelegate(int dwCtrlType);
/// <summary>
/// Class1 的摘要说明。
/// </summary>
class Class1
{
[DllImport("kernel32.dll")]
private static extern bool SetConsoleCtrlHandler(ConsoleCtrlDelegate HandlerRoutine, bool Add);
//一個Ctrl + C的信號被接收,該信號或來自鍵盤,或來自GenerateConsoleCtrlEvent 函數
private const int CTRL_C_EVENT = 0;
//一個 Ctrl + Break 信號被接收,該信號或來自鍵盤,或來自GenerateConsoleCtrlEvent 函數
private const int CTRL_BREAK_EVENT = 1;
//當用戶系統關閉Console時,系統會發送此信號到此
private const int CTRL_CLOSE_EVENT = 2;
//當用戶退出系統時系統會發送這個信號給所有的Console程序。該信號不能顯示是哪個用戶退出。
private const int CTRL_LOGOFF_EVENT = 5;
//當系統將要關閉時會發送此信號到所有Console程序
private const int CTRL_SHUTDOWN_EVENT = 6;
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main(string[] args)
{
//
// TODO: 在此处添加代码以启动应用程序
//
Class1 cl = new Class1();
}
public Class1()
{
ConsoleCtrlDelegate newDategate = new ConsoleCtrlDelegate(HandlerRoutine);
bool re = SetConsoleCtrlHandler(newDategate, true);
if (re)
{
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
}
else
{
Debug.WriteLine("Set SetConsoleCtrlHandler Error!!");
//AsReportFile.WriteFile("", "test.txt", "who close?");
}
Console.ReadLine();
}
bool HandlerRoutine(int CtrlType)
{
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
Console.WriteLine("Set SetConsoleCtrlHandler success!!");
switch (CtrlType)
{
case CTRL_CLOSE_EVENT:
for (int i = 0; i < 100; i++)
{
Console.WriteLine("i is:{0}", i);
Thread.Sleep(1000);
}
break;
}
return false;
}
}
}