by INVICTUS (2 Submissions)
Category: Registry
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Fri 26th August 2005
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
This code allows you to create keys, delete keys and delete values from the registry
API Declarations
textboxes: txtclass, txtkey
Private Declare Function RegCreateKey Lib "advapi32.dll" Alias "RegCreateKeyA" (ByVal hKey As Long, ByVal lpSubKey As String, phkResult As Long) As Long
Private Declare Function RegDeleteKey Lib "advapi32.dll" Alias "RegDeleteKeyA" (ByVal hKey As Long, ByVal lpSubKey As String) As Long
Private Declare Function RegDeleteValue Lib "advapi32.dll" Alias "RegDeleteValueA" (ByVal hKey As Long, ByVal lpValueName As String) As Long
Private Const HKEY_LOCAL_MACHINE = &H80000002
Private Const HKEY_CURRENT_USER = &H80000001
Private Const HKEY_CURRENT_CONFIG = &H80000005
Private Const HKEY_CLASSES_ROOT = &H80000000
Private Const HKEY_USERS = &H80000003
Private Const REG_SZ = 1
VBcoders
Dim r As Long
If txtclass.Text = "HKEY_LOCAL_MACHINE" Then
r = RegCreateKey(HKEY_LOCAL_MACHINE, txtkey.Text, REG_SZ)
Else
If txtclass.Text = "HKEY_CURRENT_USER" Then
r = RegCreateKey(HKEY_CURRENT_USER, txtkey.Text, REG_SZ)
Else
If txtclass.Text = "HKEY_CURRENT_CONFIG" Then
r = RegCreateKey(HKEY_CURRENT_CONFIG, txtkey.Text, REG_SZ)
Else
If txtclass.Text = "HKEY_CLASSES_ROOT" Then
r = RegCreateKey(HKEY_CLASSES_ROOT, txtkey.Text, REG_SZ)
Else
If txtclass.Text = "HKEY_USERS" Then
r = RegCreateKey(HKEY_USERS, txtkey.Text, REG_SZ)
Else
MsgBox "Not a valid class", vbCritical
End If
End If
End If
End If
End If
End Sub
Private Sub cmddeletevalue_Click()
Dim r As Long
If txtclass.Text = "HKEY_LOCAL_MACHINE" Then
r = RegDeleteValue(HKEY_LOCAL_MACHINE, txtkey.Text)
Else
If txtclass.Text = "HKEY_CURRENT_USER" Then
r = RegDeleteValue(HKEY_CURRENT_USER, txtkey.Text)
Else
If txtclass.Text = "HKEY_CURRENT_CONFIG" Then
r = RegDeleteValue(HKEY_CURRENT_CONFIG, txtkey.Text)
Else
If txtclass.Text = "HKEY_CLASSES_ROOT" Then
r = RegDeleteValue(HKEY_CLASSES_ROOT, txtkey.Text)
Else
If txtclass.Text = "HKEY_USERS" Then
r = RegDeleteValue(HKEY_USERS, txtkey.Text)
Else
MsgBox "Not a valid class", vbCritical
End If
End If
End If
End If
End If
End Sub
Private Sub cmddeletekey_Click()
If txtclass.Text = "HKEY_LOCAL_MACHINE" Then
Call RegDeleteKey(HKEY_LOCAL_MACHINE, txtkey.Text)
Else
If txtclass.Text = "HKEY_CURRENT_USER" Then
Call RegDeleteKey(HKEY_CURRENT_USER, txtkey.Text)
Else
If txtclass.Text = "HKEY_CURRENT_CONFIG" Then
Call RegDeleteKey(HKEY_CURRENT_CONFIG, txtkey.Text)
Else
If txtclass.Text = "HKEY_CLASSES_ROOT" Then
Call RegDeleteKey(HKEY_CLASSES_ROOT, txtkey.Text)
Else
If txtclass.Text = "HKEY_USERS" Then
Call RegDeleteKey(HKEY_USERS, txtkey.Text)
Else
MsgBox "Not a valid class", vbCritical
End If
End If
End If
End If
End If
End Sub
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