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VERSION 5.00 Begin VB.Form frmAbout BorderStyle = 3 'Fixed Dialog Caption = "vbAccelerator Type Library Utility" ClientHeight = 4485 ClientLeft = 6645 ClientTop = 3555 ClientWidth = 5055 ClipControls = 0 'False LinkTopic = "Form2" MaxButton = 0 'False MinButton = 0 'False ScaleHeight = 3095.627 ScaleMode = 0 'User ScaleWidth = 4746.906 ShowInTaskbar = 0 'False Begin VB.CommandButton cmdActiveChannel Height = 420 Left = 2400 Picture = "fAbout.frx":0000 Style = 1 'Graphical TabIndex = 9 ToolTipText = "Add vbAccelerator's Active Channel" Top = 2400 Width = 1815 End Begin VB.CommandButton cmdVBAccel Height = 420 Left = 960 Picture = "fAbout.frx":069E Style = 1 'Graphical TabIndex = 8 ToolTipText = "Visit vbAccelerator on the Web" Top = 2400 Width = 1395 End Begin VB.Frame fraSep Height = 75 Left = 0 TabIndex = 7 Top = 3420 Width = 5835 End Begin VB.PictureBox picIcon AutoSize = -1 'True BackColor = &H00000000& ClipControls = 0 'False Height = 720 Left = 60 ScaleHeight = 463.54 ScaleMode = 0 'User ScaleWidth = 3381.735 TabIndex = 1 Top = 60 Width = 4875 Begin VB.Image Image1 Height = 660 Left = 0 Picture = "fAbout.frx":0BF7 Top = 0 Width = 2535 End End Begin VB.CommandButton cmdOK Cancel = -1 'True Caption = "OK" Default = -1 'True BeginProperty Font Name = "Tahoma" Size = 8.25 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 405 Left = 3600 TabIndex = 0 Top = 3540 Width = 1380 End Begin VB.CommandButton cmdSysInfo Caption = "&System Info..." BeginProperty Font Name = "Tahoma" Size = 8.25 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 405 Left = 3600 TabIndex = 2 Top = 4020 Width = 1365 End Begin VB.Label lblVersion BackStyle = 0 'Transparent Caption = "Version" BeginProperty Font Name = "Tahoma" Size = 14.25 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H80000014& Height = 345 Left = 2760 TabIndex = 6 Top = 1620 Width = 2145 End Begin VB.Label lblTitle BackStyle = 0 'Transparent Caption = "Application Title" BeginProperty Font Name = "Tahoma" Size = 20.25 Charset = 0 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 1080 Left = 960 TabIndex = 5 Top = 720 Width = 3885 End Begin VB.Label lblDescription BackStyle = 0 'Transparent Caption = "Welcome to the vbAccelerator Generic Splitter Demo" BeginProperty Font Name = "Tahoma" Size = 8.25 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 450 Index = 0 Left = 1020 TabIndex = 3 Top = 2040 Width = 3885 End Begin VB.Label lblDisclaimer Caption = $"fAbout.frx":1480 BeginProperty Font Name = "Tahoma" Size = 8.25 Charset = 0 Weight = 400 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 825 Left = 120 TabIndex = 4 Top = 3585 Width = 3270 End Attribute VB_Name = "frmAbout" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Option Explicit ' Reg Key Security Options... Const READ_CONTROL = &H20000 Const KEY_QUERY_VALUE = &H1 Const KEY_SET_VALUE = &H2 Const KEY_CREATE_SUB_KEY = &H4 Const KEY_ENUMERATE_SUB_KEYS = &H8 Const KEY_NOTIFY = &H10 Const KEY_CREATE_LINK = &H20 Const KEY_ALL_ACCESS = KEY_QUERY_VALUE + KEY_SET_VALUE + _ KEY_CREATE_SUB_KEY + KEY_ENUMERATE_SUB_KEYS + _ KEY_NOTIFY + KEY_CREATE_LINK + READ_CONTROL ' Reg Key ROOT Types... Const HKEY_LOCAL_MACHINE = &H80000002 Const ERROR_SUCCESS = 0 Const REG_SZ = 1 ' Unicode nul terminated string Const REG_DWORD = 4 ' 32-bit number Const gREGKEYSYSINFOLOC = "SOFTWARE\Microsoft\Shared Tools Location" Const gREGVALSYSINFOLOC = "MSINFO" Const gREGKEYSYSINFO = "SOFTWARE\Microsoft\Shared Tools\MSINFO" Const gREGVALSYSINFO = "PATH" Private Declare Function RegOpenKeyEx Lib "advapi32" Alias "RegOpenKeyExA" (ByVal hKey As Long, ByVal lpSubKey As String, ByVal ulOptions As Long, ByVal samDesired As Long, ByRef phkResult As Long) As Long Private Declare Function RegQueryValueEx Lib "advapi32" Alias "RegQueryValueExA" (ByVal hKey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, ByRef lpType As Long, ByVal lpData As String, ByRef lpcbData As Long) As Long Private Declare Function RegCloseKey Lib "advapi32" (ByVal hKey As Long) As Long Private Sub cmdActiveChannel_Click() mfrmMain.ShellEx "http://www.dogma.demon.co.uk/vbaccel.cdf" End Sub Private Sub cmdSysInfo_Click() StartSysInfo End Sub Private Sub cmdOK_Click() Unload Me End Sub Private Sub cmdVBAccel_Click() mfrmMain.ShellEx "http://www.dogma.demon.co.uk" End Sub Private Sub Form_Load() Me.Caption = "About " & App.Title Me.Icon = mfrmMain.Icon lblVersion.Caption = "Version " & App.Major & "." & App.Minor & "." & App.Revision lblTitle.Caption = App.Title End Sub Public Sub StartSysInfo() On Error GoTo SysInfoErr Dim rc As Long Dim SysInfoPath As String ' Try To Get System Info Program Path\Name From Registry... If GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFO, gREGVALSYSINFO, SysInfoPath) Then ' Try To Get System Info Program Path Only From Registry... ElseIf GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFOLOC, gREGVALSYSINFOLOC, SysInfoPath) Then ' Validate Existance Of Known 32 Bit File Version If (Dir(SysInfoPath & "\MSINFO32.EXE") <> "") Then SysInfoPath = SysInfoPath & "\MSINFO32.EXE" ' Error - File Can Not Be Found... Else GoTo SysInfoErr End If ' Error - Registry Entry Can Not Be Found... Else GoTo SysInfoErr End If Call Shell(SysInfoPath, vbNormalFocus) Exit Sub SysInfoErr: MsgBox "System Information Is Unavailable At This Time", vbOKOnly End Sub Public Function GetKeyValue(KeyRoot As Long, KeyName As String, SubKeyRef As String, ByRef KeyVal As String) As Boolean Dim i As Long ' Loop Counter Dim rc As Long ' Return Code Dim hKey As Long ' Handle To An Open Registry Key Dim hDepth As Long ' Dim KeyValType As Long ' Data Type Of A Registry Key Dim tmpVal As String ' Tempory Storage For A Registry Key Value Dim KeyValSize As Long ' Size Of Registry Key Variable '------------------------------------------------------------ ' Open RegKey Under KeyRoot {HKEY_LOCAL_MACHINE...} '------------------------------------------------------------ rc = RegOpenKeyEx(KeyRoot, KeyName, 0, KEY_ALL_ACCESS, hKey) ' Open Registry Key If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' Handle Error... tmpVal = String$(1024, 0) ' Allocate Variable Space KeyValSize = 1024 ' Mark Variable Size '------------------------------------------------------------ ' Retrieve Registry Key Value... '------------------------------------------------------------ rc = RegQueryValueEx(hKey, SubKeyRef, 0, _ KeyValType, tmpVal, KeyValSize) ' Get/Create Key Value If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' Handle Errors If (Asc(Mid(tmpVal, KeyValSize, 1)) = 0) Then ' Win95 Adds Null Terminated String... tmpVal = Left(tmpVal, KeyValSize - 1) ' Null Found, Extract From String Else ' WinNT Does NOT Null Terminate String... tmpVal = Left(tmpVal, KeyValSize) ' Null Not Found, Extract String Only End If '------------------------------------------------------------ ' Determine Key Value Type For Conversion... '------------------------------------------------------------ Select Case KeyValType ' Search Data Types... Case REG_SZ ' String Registry Key Data Type KeyVal = tmpVal ' Copy String Value Case REG_DWORD ' Double Word Registry Key Data Type For i = Len(tmpVal) To 1 Step -1 ' Convert Each Bit KeyVal = KeyVal + Hex(Asc(Mid(tmpVal, i, 1))) ' Build Value Char. By Char. Next KeyVal = Format$("&h" + KeyVal) ' Convert Double Word To String End Select GetKeyValue = True ' Return Success rc = RegCloseKey(hKey) ' Close Registry Key Exit Function ' Exit GetKeyError: ' Cleanup After An Error Has Occured... KeyVal = "" ' Set Return Val To Empty String GetKeyValue = False ' Return Failure rc = RegCloseKey(hKey) ' Close Registry Key End Function 
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