VB6实现：点击Command1，结束explorer.exe进程；点击Command2，启动explorer.exe进程

Question

如题所述

Answer 1

给个我用过的，我稍作了修改，你自己参考并修改：
1个列表框List1控件，4个按钮，复制代码就可以用
需要说明，我发现启动IE，会有2个iexplore

Option Explicit

'----------------------------------------- API声明 -------------------------------------------------------
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Private Declare Function CreateToolhelp32Snapshot Lib "kernel32" (ByVal dwFlags As Long, ByVal th32ProcessID As Long) As Long
Private Declare Function Module32First Lib "kernel32" (ByVal hSnapshot As Long, lppe As MODULEENTRY32) As Long
Private Declare Function Module32Next Lib "kernel32" (ByVal hSnapshot As Long, lppe As MODULEENTRY32) As Long
Private Declare Function Process32First Lib "kernel32" (ByVal hSnapshot As Long, lppe As PROCESSENTRY32) As Long
Private Declare Function Process32Next Lib "kernel32" (ByVal hSnapshot As Long, lppe As PROCESSENTRY32) As Long
Private Declare Function Thread32First Lib "kernel32" (ByVal hSnapshot As Long, lppe As THREADENTRY32) As Long
Private Declare Function Thread32Next Lib "kernel32" (ByVal hSnapshot As Long, lppe As THREADENTRY32) As Long
Private Declare Function TerminateProcess Lib "kernel32" (ByVal hProcess As Long, ByVal uExitCode As Long) As Long
Private Declare Function OpenProcess Lib "kernel32" (ByVal dwDesiredAccess As Long, ByVal bInheritHandle As Long, ByVal dwProcessId As Long) As Long
Private Declare Function GetCurrentProcessId Lib "kernel32" () As Long

'---------------------------------------- API常数声明 ------------------------------------------------------
Private Const TH32CS_SNAPHEAPLIST = &H1
Private Const TH32CS_SNAPPROCESS = &H2
Private Const TH32CS_SNAPTHREAD = &H4
Private Const TH32CS_SNAPMODULE = &H8
Private Const TH32CS_SNAPALL = (TH32CS_SNAPHEAPLIST Or TH32CS_SNAPPROCESS Or TH32CS_SNAPTHREAD Or TH32CS_SNAPMODULE)
Private Const TH32CS_INHERIT = &H80000000
Private Const PROCESS_TERMINATE = &H1&

'---------- API类型声明 -----------
Private Type PROCESSENTRY32 '进程
dwsize As Long
cntusage As Long
th32ProcessID As Long
th32DefaultHeapID As Long
th32ModuleID As Long
cntThreads As Long
th32ParentProcessID As Long
pcPriClassBase As Long
dwFlags As Long
szExeFile As String * 1024
End Type

Private Type MODULEENTRY32 '模块
dwsize As Long
th32ModuleID As Long
th32ProcessID As Long
GlblcntUsage As Long
ProccntUsage As Long
modBaseAddr As Byte
modBaseSize As Long
hModule As Long
szModule As String * 256
szExePath As String * 1024
End Type

Private Type THREADENTRY32 '线程
dwsize As Long
cntusage As Long
th32threadID As Long
th32OwnerProcessID As Long
tpBasePri As Long
tpDeltaPri As Long
dwFlags As Long
End Type

Dim ProcessID() As Long '按照list1中的进程顺序存储所有进程ID

Private Sub Command1_Click()
Dim Process As PROCESSENTRY32
Dim ProcSnap As Long
Dim cntProcess As Long
cntProcess = 0
List1.Clear
ProcSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0)
If ProcSnap Then
Process.dwsize = 1060 ' 通常用法
Process32First ProcSnap, Process
Do Until Process32Next(ProcSnap, Process) < 1 ' 遍历所有进程直到返回值为False
List1.AddItem Trim(Process.szExeFile)
cntProcess = cntProcess + 1
Loop
End If
ReDim ProcessID(cntProcess) As Long
Dim i As Long
i = 0
Process32First ProcSnap, Process
Do Until Process32Next(ProcSnap, Process) < 1 ' 遍历所有进程直到返回值为False
ProcessID(i) = Process.th32ProcessID
i = i + 1
Loop
CloseHandle (ProcSnap)
End Sub

Private Sub Command2_Click()
Dim c As Integer
If List1.ListIndex < 0 Then
MsgBox "请选择进程!", vbOKOnly + vbInformation, "提示"
Else
Dim hProcess As Long
hProcess = OpenProcess(PROCESS_TERMINATE, False, ProcessID(List1.ListIndex))
If hProcess Then TerminateProcess hProcess, 0
c = List1.ListCount
While List1.ListCount = c
Command1_Click
Wend
End If
End Sub

Private Sub Command3_Click()
Unload Me
End Sub

Private Sub Command4_Click()
Dim MySh
MySh = Shell("C:\Program Files\Internet Explorer\iexplore.exe", vbMaximizedFocus)
End Sub

Private Sub Form_Load()
Command1.Caption = "显示进程"
Command2.Caption = "终止进程"
Command3.Caption = "退出程序"
Command4.Caption = "启动 IE"
End Sub