我需要用C#编写一个程序,它只是启动,杀死它要杀死的一个进程(exe),然后结束自身。
我需要杀死的进程是另一个C#应用程序,因此它是一个本地用户进程,我知道该exe的路径。
请查看 Process.GetProcessesByName 和 Process.Kill
// Get all instances of Notepad running on the local
// computer.
Process [] localByName = Process.GetProcessesByName("notepad");
foreach(Process p in localByName)
{
p.Kill();
}
首先搜索所有进程以找到要终止的进程,然后将其终止。
Process[] runningProcesses = Process.GetProcesses();
foreach (Process process in runningProcesses)
{
// now check the modules of the process
foreach (ProcessModule module in process.Modules)
{
if (module.FileName.Equals("MyProcess.exe"))
{
process.Kill();
}
}
}
在C#中,按名称杀死进程可以很容易地实现(正如其他答案已经完美展示)。但是,如果您想根据可执行文件的完整路径来终止进程,则会变得更加棘手。一种方法是使用WMI,另一种方法是使用Module32First
Windows API函数。
下面的示例使用后者的方法。它首先通过名称选择正在运行的进程的子集,然后查询每个进程的完整可执行文件路径。请注意,此路径将是正在执行的映像的实际路径,这不一定是启动的可执行文件(例如,在x64系统上,即使启动了文件C:\Windows\system32\calc.exe,calc.exe的实际路径也将是C:\Windows\SysWOW64\calc.exe)。所有具有匹配路径的进程都将由GetProcessesByPath
返回:
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Runtime.ConstrainedExecution;
using System.Runtime.InteropServices;
using Microsoft.Win32.SafeHandles;
class Program
{
static void Main(string[] args)
{
Process[] processList = GetProcessesByPath(@"C:\Program Files\MyCalculator\calc.exe");
foreach (var process in processList)
{
if (!process.HasExited)
process.Kill();
}
}
static Process[] GetProcessesByPath(string path)
{
List<Process> result = new List<Process>();
string processName = Path.GetFileNameWithoutExtension(path);
foreach (var process in Process.GetProcessesByName(processName))
{
ToolHelpHandle hModuleSnap = NativeMethods.CreateToolhelp32Snapshot(NativeMethods.SnapshotFlags.Module, (uint)process.Id);
if (!hModuleSnap.IsInvalid)
{
NativeMethods.MODULEENTRY32 me32 = new NativeMethods.MODULEENTRY32();
me32.dwSize = (uint)System.Runtime.InteropServices.Marshal.SizeOf(me32);
if (NativeMethods.Module32First(hModuleSnap, ref me32))
{
if (me32.szExePath == path)
{
result.Add(process);
}
}
hModuleSnap.Close();
}
}
return result.ToArray();
}
}
//
// The safe handle class is used to safely encapsulate win32 handles below
//
public class ToolHelpHandle : SafeHandleZeroOrMinusOneIsInvalid
{
private ToolHelpHandle()
: base(true)
{
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
protected override bool ReleaseHandle()
{
return NativeMethods.CloseHandle(handle);
}
}
//
// The following p/invoke wrappers are used to get the list of process and modules
// running inside each process.
//
public class NativeMethods
{
[DllImport("kernel32.dll", SetLastError = true)]
static public extern bool CloseHandle(IntPtr hHandle);
[DllImport("kernel32.dll")]
static public extern bool Module32First(ToolHelpHandle hSnapshot, ref MODULEENTRY32 lpme);
[DllImport("kernel32.dll")]
static public extern bool Module32Next(ToolHelpHandle hSnapshot, ref MODULEENTRY32 lpme);
[DllImport("kernel32.dll")]
static public extern bool Process32First(ToolHelpHandle hSnapshot, ref PROCESSENTRY32 lppe);
[DllImport("kernel32.dll")]
static public extern bool Process32Next(ToolHelpHandle hSnapshot, ref PROCESSENTRY32 lppe);
[DllImport("kernel32.dll", SetLastError = true)]
static public extern ToolHelpHandle CreateToolhelp32Snapshot(SnapshotFlags dwFlags, uint th32ProcessID);
public const short INVALID_HANDLE_VALUE = -1;
[Flags]
public enum SnapshotFlags : uint
{
HeapList = 0x00000001,
Process = 0x00000002,
Thread = 0x00000004,
Module = 0x00000008,
Module32 = 0x00000010,
Inherit = 0x80000000,
All = 0x0000001F
}
[StructLayoutAttribute(LayoutKind.Sequential)]
public struct PROCESSENTRY32
{
public uint dwSize;
public uint cntUsage;
public uint th32ProcessID;
public IntPtr th32DefaultHeapID;
public uint th32ModuleID;
public uint cntThreads;
public uint th32ParentProcessID;
public int pcPriClassBase;
public uint dwFlags;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
public string szExeFile;
};
[StructLayoutAttribute(LayoutKind.Sequential)]
public struct MODULEENTRY32
{
public uint dwSize;
public uint th32ModuleID;
public uint th32ProcessID;
public uint GlblcntUsage;
public uint ProccntUsage;
IntPtr modBaseAddr;
public uint modBaseSize;
IntPtr hModule;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string szModule;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
public string szExePath;
};
}
这些代码的基础是Jason Zander的一篇文章,可以在这里找到。
Process[] processes = Process.GetProcesses();
foreach (Process pr in processes){
if (pr.ProcessName=="vfp")
if (pr.MainWindowTitle.Contains("test"))
pr.CloseMainWindow();
}`enter code here`
这里的vfp是进程名称,test是设置标题名称。
Process类有Kill()方法
我想定义自己的应用程序列表以便关闭它们,所以我基于一些我看到的示例创建了这个。它简单而有效。
string[] Process_name_list = {"chrome","notepad"};
foreach (string Process_name in Process_name_list)
{
foreach (var process in Process.GetProcessesByName(Process_name))
{
process.Kill();
}
}