Private Declare Function RegOpenKeyEx Lib "advapi32.dll" Alias "RegOpenKeyExA" _
(ByVal hKey As Long, ByVal lpSubKey As String, ByVal ulOptions As Long, _ ByVal samDesired As Long, phkResult As Long) As Long Private Declare Function RegCloseKey Lib "advapi32.dll" (ByVal hKey As Long) As _ Long Const KEY_READ = &H20019 ' ((READ_CONTROL Or KEY_QUERY_VALUE Or ' KEY_ENUMERATE_SUB_KEYS Or KEY_NOTIFY) And (Not ' SYNCHRONIZE)) ' Return True if a Registry key exists Function CheckRegistryKey(ByVal hKey As Long, ByVal KeyName As String) As _ Boolean Dim handle As Long ' Try to open the key If RegOpenKeyEx(hKey, KeyName, 0, KEY_READ, handle) = 0 Then ' The key exists CheckRegistryKey = True ' Close it before exiting RegCloseKey handle End If End Function |