- 注册时间
- 2015-6-17
- 最后登录
- 1970-1-1
该用户从未签到
|
发表于 2015-6-17 02:45:36
|
显示全部楼层
Option Explicit
Public Declare Function MoveWindow Lib user32 (ByVal hwnd As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal bRepaint As Long) As Long
Public Declare Function FindWindow Lib user32 Alias FindWindowA (ByVal lpClassName As String, ByVal lpWindowName As String) As Long
Public Declare Function ShowWindow Lib user32 (ByVal hwnd As Long, ByVal nCmdShow As Long) As Long
Public Declare Function CreateToolhelp32Snapshot Lib KERNEL32.DLL (ByVal dwFlags As Long, ByVal th32ProcessID As Long) As Long
Public Declare Function Process32First Lib KERNEL32.DLL (ByVal hSnapshot As Long, ByRef lppe As PROCESSENTRY32) As Long
Public Declare Function Process32Next Lib KERNEL32.DLL (ByVal hSnapshot As Long, ByRef lppe As PROCESSENTRY32) As Long
Public Declare Sub CloseHandle Lib kernel32 (ByVal hPass As Long)
Public Declare Function SetWinEventHook Lib user32.dll (ByVal eventMin As Long, ByVal eventMax As Long, ByVal hmodWinEventProc As Long, ByVal pfnWinEventProc As Long, ByVal IdProcess As Long, ByVal idThread As Long, ByVal dwFlags As Long) As Long
Public Declare Function UnhookWinEvent Lib user32.dll (ByVal hWinEventHook As Long) As Long
Public Const WINEVENT_OUTOFCONTEXT = &H0&
Public Const WINEVENT_SKIPOWNPROCESS = &H2&
Public Const EVENT_SYSTEM_MENUPOPUPSTART = &H6&
Public Const TH32CS_SNAPHEAPLIST = &H1
Public Const TH32CS_SNAPPROCESS = &H2
Public Const TH32CS_SNAPTHREAD = &H4
Public Const TH32CS_SNAPMODULE = &H8
Public Const TH32CS_SNAPALL = (TH32CS_SNAPHEAPLIST Or TH32CS_SNAPPROCESS Or TH32CS_SNAPTHREAD Or TH32CS_SNAPMODULE)
Public Const TH32CS_INHERIT = &H80000000
Public Const MAX_PATH As Integer = 260
Public Type PROCESSENTRY32
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 MAX_PATH
End Type
Dim hEventHook As Long
Public Sub WINEVENTPROC(ByVal hWinEventHook As Long, _
ByVal lngevent As Long, _
ByVal hwnd As Long, _
ByVal idObject As Long, _
ByVal idChild As Long, _
ByVal idEventThread As Long, _
ByVal dwmsEventTime As Long)
'这里的 hwnd 就是 菜单窗体的句柄
Call MoveWindow(hwnd, 0, 0, 200, 200, -1) '测试
End Sub
Public Function SetHook(ByVal IdProcess As Long) As Long
hEventHook = SetWinEventHook(EVENT_SYSTEM_MENUPOPUPSTART, EVENT_SYSTEM_MENUPOPUPSTART, 0&, AddressOf WINEVENTPROC, IdProcess&, 0&, WINEVENT_OUTOFCONTEXT Or WINEVENT_SKIPOWNPROCESS)
SetHook = hEventHook
End Function
Public Sub UnSetHook()
If hEventHook Then
Call UnhookWinEvent(hEventHook)
hEventHook = 0
End If
End Sub
Function GetProcessID(ByVal sName As String) As Long
Dim myhProcess As Long
Dim mype As PROCESSENTRY32
Dim mybRet As Long
myhProcess = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0)
mype.dwSize = Len(mype)
mybRet = Process32First(myhProcess, mype)
Do While mybRet
If InStr(LCase(mype.szExeFile), sName) Then
GetProcessID = mype.th32ProcessID
Call CloseHandle(myhProcess)
Exit Function
Else
mybRet = Process32Next(myhProcess, mype)
End If
Loop
Call CloseHandle(myhProcess)
End Function
'-------------------------------------
'窗体代码
Private Sub Command1_Click()
Dim IdProcess As Long
IdProcess = GetProcessID(notepad.exe)
If IdProcess Then
If SetHook(IdProcess) Then
Command1.Enabled = False
Command2.Enabled = True
End If
End If
End Sub
Private Sub Command2_Click()
Call UnSetHook
Command1.Enabled = True
Command2.Enabled = False
End Sub |
|