by DiskJunky (16 Submissions)
Category: Registry
Compatability: Visual Basic 5.0
Difficulty: Unknown Difficulty
Originally Published: Mon 18th December 2000
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Put your program in the registry to startup when windows starts! This is actually a modulized (and debugged), VB5 version of either S
API Declarations
Option Explicit
Public Declare Function RegCloseKey Lib "advapi32.dll" (ByVal Hkey As Long) As Long
Public Declare Function RegCreateKey Lib "advapi32.dll" Alias "RegCreateKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String, phkResult As Long) As Long
Public Declare Function RegDeleteKey Lib "advapi32.dll" Alias "RegDeleteKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String) As Long
Public Declare Function RegDeleteValue Lib "advapi32.dll" Alias "RegDeleteValueA" (ByVal Hkey As Long, ByVal lpValueName As String) As Long
Public Declare Function RegOpenKey Lib "advapi32.dll" Alias "RegOpenKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String, phkResult As Long) As Long
Public Declare Function RegQueryValueEx Lib "advapi32.dll" Alias "RegQueryValueExA" (ByVal Hkey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, lpType As Long, lpData As Any, lpcbData As Long) As Long
Public Declare Function RegSetValueEx Lib "advapi32.dll" Alias "RegSetValueExA" (ByVal Hkey As Long, ByVal lpValueName As String, ByVal Reserved As Long, ByVal dwType As Long, lpData As Any, ByVal cbData As Long) As Long
Public Const REG_SZ = 1 ' Unicode nul terminated String
Public Const REG_DWORD = 4 ' 32-bit number
Public Const HKEY_CLASSES_ROOT = &H80000000
Public Const HKEY_CURRENT_USER = &H80000001
Public Const HKEY_LOCAL_MACHINE = &H80000002
Public Const HKEY_USERS = &H80000003
Public Const HKEY_PERFORMANCE_DATA = &H80000004
Public Const ERROR_SUCCESS = 0&
VBcoders
'Option Explicit
Const UNIT_NAME = "UTILITY"
Public Sub MakeStartUp(FileName As String)
Dim Counter As Integer
Dim MarkPos As Integer
Dim Application As String
Application = GetFileName(FileName)
Application = Left(Application, (Len(Application) - 4)) 'Replace(Application, ".exe", "", , , vbTextCompare) & "~@#"
Call SaveString(HKEY_LOCAL_MACHINE, "SOFTWARE\Microsoft\Windows\CurrentVersion\Run", Application, FileName)
End Sub
Public Sub SaveKey(Hkey As Long, strPath As String)
Dim KeyHand&
Dim r As Long
r = RegCreateKey(Hkey, strPath, KeyHand&)
r = RegCloseKey(KeyHand&)
End Sub
Public Function GetString(Hkey As Long, strPath As String, strValue As String)
'EXAMPLE:
'
'text1.text = getstring(HKEY_CURRENT_USE
'
' R, "Software\VBW\Registry", "String")
'
Dim KeyHand As Long
Dim datatype As Long
Dim lResult As Long
Dim strBuf As String
Dim lDataBufSize As Long
Dim intZeroPos As Integer
Dim r As Long
Dim lValueType As Long
r = RegOpenKey(Hkey, strPath, KeyHand)
lResult = RegQueryValueEx(KeyHand, strValue, 0&, lValueType, ByVal 0&, lDataBufSize)
If lValueType = REG_SZ Then
strBuf = String(lDataBufSize, " ")
lResult = RegQueryValueEx(KeyHand, strValue, 0&, 0&, ByVal strBuf, lDataBufSize)
If lResult = ERROR_SUCCESS Then
intZeroPos = InStr(strBuf, Chr$(0))
If intZeroPos > 0 Then
GetString = Left(strBuf, intZeroPos - 1)
Else
GetString = strBuf
End If
End If
End If
End Function
Public Sub SaveString(Hkey As Long, strPath As String, strValue As String, strdata As String)
'EXAMPLE:
'
'Call savestring(HKEY_CURRENT_USER, "Sof
'
' tware\VBW\Registry", "String", text1.t
' ex
' t)
'
Dim KeyHand As Long
Dim r As Long
r = RegCreateKey(Hkey, strPath, KeyHand)
r = RegSetValueEx(KeyHand, strValue, 0, REG_SZ, ByVal strdata, Len(strdata))
r = RegCloseKey(KeyHand)
End Sub
Function GetDWord(ByVal Hkey As Long, ByVal strPath As String, ByVal strValueName As String) As Long
'EXAMPLE:
'
'text1.text = getdword(HKEY_CURRENT_USER
'
' , "Software\VBW\Registry", "Dword")
'
Dim lResult As Long
Dim lValueType As Long
Dim lBuf As Long
Dim lDataBufSize As Long
Dim r As Long
Dim KeyHand As Long
r = RegOpenKey(Hkey, strPath, KeyHand)
' Get length/data type
lDataBufSize = 4
lResult = RegQueryValueEx(KeyHand, strValueName, 0&, lValueType, lBuf, lDataBufSize)
If lResult = ERROR_SUCCESS Then
If lValueType = REG_DWORD Then
GetDWord = lBuf
End If
'Else
'Call errlog("GetDWORD-" & strPath, Fals
'
' e)
End If
r = RegCloseKey(KeyHand)
End Function
Function SaveDword(ByVal Hkey As Long, ByVal strPath As String, ByVal strValueName As String, ByVal lData As Long)
'EXAMPLE"
'
'Call SaveDword(HKEY_CURRENT_USER, "Soft
'
' ware\VBW\Registry", "Dword", text1.tex
' t)
'
'
Dim lResult As Long
Dim KeyHand As Long
Dim r As Long
r = RegCreateKey(Hkey, strPath, KeyHand)
lResult = RegSetValueEx(KeyHand, strValueName, 0&, REG_DWORD, lData, 4)
'If lResult <> error_success Then
' Call errlog("SetDWORD", False)
r = RegCloseKey(KeyHand)
End Function
Public Function DeleteKey(ByVal Hkey As Long, ByVal strKey As String)
'EXAMPLE:
'
'Call DeleteKey(HKEY_CURRENT_USER, "Soft
'
' ware\VBW")
'
Dim r As Long
r = RegDeleteKey(Hkey, strKey)
End Function
Public Function DeleteValue(ByVal Hkey As Long, ByVal strPath As String, ByVal strValue As String)
'EXAMPLE:
'
'Call DeleteValue(HKEY_CURRENT_USER, "So
'
' ftware\VBW\Registry", "Dword")
'
Dim KeyHand As Long
Dim r As Long
r = RegOpenKey(Hkey, strPath, KeyHand)
r = RegDeleteValue(KeyHand, strValue)
r = RegCloseKey(KeyHand)
End Function
Public Sub DeleteFromStartup(FileName As String)
Dim Counter As Integer
Dim MarkPos As Integer
Dim Application As String
Application = GetFileName(FileName)
Application = Left(Application, (Len(Application) - 4)) 'Replace(Application, ".exe", "", , , vbTextCompare) & "~@#"
Call DeleteValue(HKEY_LOCAL_MACHINE, "SOFTWARE\Microsoft\Windows\CurrentVersion\Run", Application)
End Sub
Public Function GetFileName(Path As String) As String
'returnes the filename from a path.
Dim Counter As Integer
Dim LastPos As Integer
LastPos = 1
For Counter = 1 To Len(Path)
If Mid(Path, Counter, 1) = "\" Then
LastPos = Counter
End If
Next Counter
GetFileName = Mid(Path, (LastPos + 1), Len(Path))
End Function
'Private Sub Form_Load()
' cmdSelectExe.Visible = False
'End Sub
'Private Sub txtFilename_OLEDragDrop(Data As DataObject, Effect As Long, Button As Integer, Shift As Integer, X As Single, Y As Single)
'On Error GoTo errh
'
' txtFilename.Text = Data.Files(1)
'
' If InStr(1, txtFilename.Text, ".exe", vbTextCompare) = 0 Then
' MsgBox "Please Drag and Drop Exe File Only", vbExclamation, UNIT_NAME
' txtFilename.Text = ""
' txtFilename.SetFocus
' End If
'
' Exit Sub
'errh:
' MsgBox "Please Drag and Drop Exe File Only", vbExclamation, UNIT_NAME
' 'nothing
'End Sub
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