frmabout.frm

智能邮件管理信息系统

   End
   Begin VB.Shape shpRect 
      BorderColor     =   &H000080FF&
      BorderWidth     =   8
      Height          =   675
      Index           =   0
      Left            =   4500
      Top             =   300
      Width           =   615
   End
   Begin VB.Line Line1 
      BorderColor     =   &H00C0C0C0&
      BorderStyle     =   6  'Inside Solid
      Index           =   1
      X1              =   957.833
      X2              =   5253.994
      Y1              =   2650.437
      Y2              =   2650.437
   End
   Begin VB.Label lblVersion 
      BackStyle       =   0  'Transparent
      Caption         =   "Version: 1.00"
      BeginProperty Font 
         Name            =   "Tahoma"
         Size            =   8.25
         Charset         =   0
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   225
      Left            =   1080
      TabIndex        =   3
      Top             =   3900
      Width           =   1410
   End
   Begin VB.Label Label1 
      BackStyle       =   0  'Transparent
      Caption         =   "Smartmail's"
      BeginProperty Font 
         Name            =   "Tahoma"
         Size            =   18
         Charset         =   0
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00404000&
      Height          =   480
      Left            =   1140
      TabIndex        =   2
      Top             =   60
      Width           =   2865
   End
   Begin VB.Label lblDescription 
      BackColor       =   &H00C0E0FF&
      ForeColor       =   &H00000000&
      Height          =   1350
      Index           =   3
      Left            =   1080
      TabIndex        =   13
      Top             =   660
      Width           =   3885
   End
   Begin VB.Label lblInfo 
      BackColor       =   &H0080C0FF&
      Height          =   225
      Index           =   4
      Left            =   1080
      TabIndex        =   12
      Top             =   480
      Width           =   3885
   End
   Begin VB.Shape shpRect 
      BorderStyle     =   0  'Transparent
      FillColor       =   &H00C0E0FF&
      FillStyle       =   0  'Solid
      Height          =   615
      Index           =   2
      Left            =   4860
      Top             =   120
      Width           =   555
   End
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 cmdSysInfo_Click()
  Call StartSysInfo
End Sub

Private Sub cmdOK_Click()
  Unload Me
End Sub


Public Sub ShowMe(strPageAddress As String)
   lblCopyright.Tag = strPageAddress
   lblProduct.Tag = strPageAddress
   lblURL.Tag = strPageAddress
End Sub


Private Sub Form_Load()
    
'    Me.Icon = frmDocHelp.Icon
    lblVersion.Caption = "Version: " & App.Major & "." & Format$(App.Minor, "00") & "." & Format$(App.Revision, "0000")
End Sub

Private 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:
    ShowMessageBoxEx "System Information Is Unavailable At This Time", vbOKOnly
End Sub

Private 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

Private Sub imgVBAccelerator_Click()
   pShell "http://cnkernel.com/"
End Sub

Private Sub pShell(ByVal sWhat As String)
   On Error Resume Next
   ShellEx sWhat, , , , , Me.hwnd
   If (Err.Number <> 0) Then
       ShowMessageBoxEx "Sorry, I failed to open '" & sWhat & "' due to an error." & vbCrLf & vbCrLf & "[" & Err.Description & "]", vbExclamation
   End If
End Sub

Private Sub lblCopyright_Click()
   pShell lblCopyright.Tag
End Sub

Private Sub lblProduct_Click()
   pShell lblProduct.Tag
End Sub

Private Sub lblURL_Click()
   pShell lblURL.Tag
End Sub