by rahul shrivastava (2 Submissions)
Category: Windows API Call/Explanation
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Fri 17th August 2001
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
Control the speed of the Start Menu.
VBcoders
In the module put the following code:
Public Const EWX_REBOOT = 2
Public Const EWX_FORCE = 4
Declare Function ExitWindowsEx Lib "user32" (ByVal _
uFlags As Long, ByVal dwReserved As Long) As Long
Declare Function RegCreateKey Lib "advapi32.dll" Alias _
"RegCreateKeyA" (ByVal Hkey As Long, ByVal lpSubKey As _
String, phkResult As Long) As Long
Declare Function RegCloseKey Lib "advapi32.dll" (ByVal _
Hkey As Long) As Long
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
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
Public Const REG_DWORD = 4
Public Sub savestring(Hkey As Long, strPath As String, _
strValue As String, strdata As String)
Dim keyhand
Dim r
r = RegCreateKey(Hkey, strPath, keyhand)
r = RegSetValueEx(keyhand, strValue, 0, REG_SZ, ByVal _
strdata, Len(strdata))
r = RegCloseKey(keyhand)
End Sub
Put 2 command buttons on the form and add the following code:
Private Sub Command1_Click()
On Error GoTo error
a% = InputBox("Enter a number between 1 and 1000", _
"Start Menu Speed")
'a is the integer value of the input in the inputbox
'checking the input
If a% > 0 And a% < 1001 Then
'input is a valid number between 1 and 1000
'and a (integer) is to be converted in b (string)
b$ = CStr(a%)
'creating MenuShowDelay with it´s value
'(if already exists it just changes the value)
Call savestring(HKEY_CURRENT_USER, _
"Control Panel\Desktop", "MenuShowDelay", b$)
'resetting computer
MsgBox "Reset your Computer", , "Changes are made"
t& = ExitWindowsEx(EWX_FORCE Or EWX_REBOOT, 0)
Else 'value is a number but not valid
MsgBox "Not a valid number between 1 and 1000"
End If
Exit Sub
error:
'error, input was not a valid number
MsgBox "Invalid Data Input"
End Sub
Private Sub Command2_Click()
Unload Me
End Sub