Option Compare Database
Option Explicit
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Public x_DestName$ 'имя архивируемого/разархивируемого файла
'путь к архиватору - в данном примере к RAR.exe
)Public xPacker$
'********************************************************
'
' Process Exexute
'
Const INFINITE = &HFFFF
'StartupInfo constants
Public Const STARTF_FORCEOFFFEEDBACK = &H80
Public Const STARTF_FORCEONFEEDBACK = &H40
Public Const STARTF_RUNFULLSCREEN = &H20
Public Const STARTF_USECOUNTCHARS = &H8
Public Const STARTF_USEFILLATTRIBUTE = &H10
Public Const STARTF_USEPOSITION = &H4
Public Const STARTF_USESHOWWINDOW = &H1
Public Const STARTF_USESIZE = &H2
Public Const STARTF_USESTDHANDLES = &H100
'ShowWindow constants
Public Const SW_HIDE = 0
Public Const SW_SHOWNORMAL = 1
Public Const SW_SHOWMINIMIZED = 2
Public Const SW_MAXIMIZE = 3
Public Const SW_SHOWMAXIMIZED = 3
Public Const SW_SHOWNOACTIVATE = 4
Public Const SW_SHOW = 5
Public Const SW_MINIMIZE = 6
Public Const SW_SHOWMINNOACTIVE = 7
Public Const SW_SHOWNA = 8
Public Const SW_RESTORE = 9
Public Const SW_SHOWDEFAULT = 10
Public Type PROCESS_INFORMATION
hProcess As Long
hThread As Long
dwProcessId As Long
dwThreadId As Long
End Type
Public Type STARTUPINFO
cb As Long
lpReserved As String
lpDesktop As String
lpTitle As String
dwX As Long
dwY As Long
dwXSize As Long
dwYSize As Long
dwXCountChars As Long
dwYCountChars As Long
dwFillAttribute As Long
dwFlags As Long
wShowWindow As Integer
cbReserved2 As Integer
lpReserved2 As Long
hStdInput As Long
hStdOutput As Long
hStdError As Long
End Type
Declare Function CreateProcess Lib "kernel32" Alias _
"CreateProcessA" (ByVal lpApplicationName As String, _
ByVal lpCommandLine As String, lpProcessAttributes As _
Any, lpThreadAttributes As Any, ByVal bInheritHandles _
As Long, ByVal dwCreationFlags As Long, lpEnvironment _
As Any, ByVal lpCurrentDriectory As String, _
lpStartupInfo As STARTUPINFO, lpProcessInformation As _
PROCESS_INFORMATION) As Long
Declare Function CloseHandle Lib "kernel32" (ByVal _
hObject As Long) As Long
Declare Function WaitForSingleObject Lib "kernel32" _
(ByVal hHandle As Long, ByVal dwMilliseconds As Long) _
As Long
Function ArxTest()
'Запустить для проверки
xPacker = "c:\Arx\"
PackFile "", "e:\test.mdb", "e:\test1.rar", 0
End Function
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'так... одна фспомагательная ф-я
)Public Function Ничего(v)
On Error Resume Next
If IsEmpty(v) Then Ничего = True: Exit Function
If IsNull(v) Then Ничего = True: Exit Function
If Len(v) <= 0 Then Ничего = True: Exit Function
Ничего = False: Exit Function
End Function
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Function CW$(WS)
Dim i%
On Error GoTo CWEr
i = InStr(WS, Chr(0))
If i > 0 Then CW = Left$(WS, i - 1) Else CW = WS
Exit Function
CWEr: MsgBox Err.Description: Exit Function
End Function
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'
'возвращает или имя без расширения (n) или просто расширение (e)
'или просто путь (p)
'
Function PartFile$(flnm$, mode$)
Dim i%, ix%, p$
On Error GoTo errPartFile
PartFile = ""
If Ничего(flnm) Then Exit Function
Select Case mode
Case "n"
i = 0
Do: ix = i: i = InStr(i + 1, flnm, "\")
Loop While i
p = Right(flnm, Len(flnm) - ix)
i = InStr(p, ".")
If i Then p = Left(p, i - 1)
PartFile = p
Case "e"
If Left(Right(flnm, 4), 1) = "." Then PartFile = _
Right(flnm, 3)
Case "p"
i = 0:
Do: ix = i: i = InStr(i + 1, flnm, "\")
Loop While i
PartFile = Left(flnm, ix)
End Select
Exit Function
errPartFile:
MsgBox Err.Description
Exit Function
End Function
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Public Function RunAndWait(ComLine As String, _
DefaultDir As String, ShowFlag&) As Boolean
Dim si As STARTUPINFO
Dim pi As PROCESS_INFORMATION
si.wShowWindow = ShowFlag
si.dwFlags = STARTF_USESHOWWINDOW
If CreateProcess(vbNullString, ComLine, ByVal 0&, _
ByVal 0&, False, 0, ByVal 0&, DefaultDir, si, _
pi) Then
WaitForSingleObject pi.hProcess, INFINITE
CloseHandle pi.hProcess
RunAndWait = True
Exit Function
End If
RunAndWait = False
End Function
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'cap - сообщение; ff-файл откуда;ft-файл куда;mode=1
'после архивирования - удалить нах!
)Function PackFile(CAP$, FF$, FT$, _
Optional mode As Byte = 1)
Dim x_PackerDest$, hwnd&, DDir$, DF$
PackFile = 0
'вывести какуюнить заставку : (CAP + " ...", _
"Сжатие ...")
x_PackerDest = Nz(xPacker, "")
If Ничего(x_PackerDest) Then GoTo crerr
If Ничего(FT) Then
x_DestName = Left(FF, Len(FF) - 3) + "rar"
Else
x_DestName = FT
End If
If mode = 0 Then DF = " " Else DF = " -df "
DDir = Nz(PartFile(FF, "p"), "C:\")
If Not RunAndWait(Chr$(34) + x_PackerDest + _
"RAR.EXE" + Chr$(34) + " a -ep -m5 -o+" + DF + Chr$(34) +_
x_DestName + Chr$(34) + " " + Chr$(34) + FF + Chr$(34),_
DDir, SW_HIDE) Then GoTo crerr
If Not Ничего(Dir(x_DestName)) Then PackFile = -1
x_DestName = Trim(CW(x_DestName))
'конец заспаковки
Exit Function
crerr:
'конец заспаковки
PackFile = False
Exit Function
End Function
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Function UnPackFile(CAP$, FF$, FT$)
Dim x_PackerDest$, hwnd&, DDir$, fo%, nf&
'cn(CAP + " ...", " Распаковка ...")
x_PackerDest = Nz(xPacker, ""): If Ничего(x_PackerDest) Then UnPackFile = 0: GoTo cruer
UnPackFile = 0: x_DestName = Left(FF, Len(FF) - 3)
DDir = Nz(PartFile(FF, "p"), "C:\")
If Not RunAndWait(Chr$(34) + x_PackerDest + "RAR.EXE" + Chr$(34) +_
" e -y " + Chr$(34)+ FF + Chr$(34) + " " + Chr$(34) + FT +_
Chr$(34), DDir, SW_HIDE) Then GoTo cruer
If Not Ничего(Dir(x_DestName)) Then UnPackFile = -1
'конец распаковки
Exit Function
cruer:
'конец распаковки
UnPackFile = False
Exit Function
End Function
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