?? frmabout.frm
字號:
VERSION 5.00
Begin VB.Form frmAbout
BorderStyle = 3 'Fixed Dialog
Caption = "About MyApp"
ClientHeight = 3555
ClientLeft = 2340
ClientTop = 1935
ClientWidth = 5730
ClipControls = 0 'False
Icon = "frmAbout.frx":0000
LinkTopic = "Form2"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 237
ScaleMode = 3 'Pixel
ScaleWidth = 382
ShowInTaskbar = 0 'False
Begin VB.PictureBox picIcon
AutoSize = -1 'True
ClipControls = 0 'False
Height = 540
Left = 240
Picture = "frmAbout.frx":000C
ScaleHeight = 337.12
ScaleMode = 0 'User
ScaleWidth = 337.12
TabIndex = 1
Top = 240
Width = 540
End
Begin VB.CommandButton cmdOK
Cancel = -1 'True
Caption = "OK"
Default = -1 'True
Height = 345
Left = 4245
TabIndex = 0
Top = 2625
Width = 1260
End
Begin VB.CommandButton cmdSysInfo
Caption = "&System Info..."
Height = 345
Left = 4260
TabIndex = 2
Top = 3075
Width = 1245
End
Begin VB.Label lblTitle2
BackStyle = 0 'Transparent
Caption = "Application Title"
BeginProperty Font
Name = "Verdana"
Size = 14.25
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF0000&
Height = 480
Left = 1080
TabIndex = 7
Top = 255
Width = 4605
End
Begin VB.Line Line1
BorderColor = &H00808080&
BorderStyle = 6 'Inside Solid
Index = 1
X1 = 6
X2 = 376.933
Y1 = 163
Y2 = 163
End
Begin VB.Label lblDescription
Caption = "View ZIP files online before downloading, perform selective downloads, or download the entire archive in one fell swoop."
ForeColor = &H00000000&
Height = 1170
Left = 1050
TabIndex = 3
Top = 1125
Width = 3885
End
Begin VB.Label lblTitle
Caption = "Application Title"
BeginProperty Font
Name = "Verdana"
Size = 14.25
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00000000&
Height = 480
Left = 1050
TabIndex = 5
Top = 240
Width = 4605
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 0
X1 = 7
X2 = 376.933
Y1 = 164
Y2 = 164
End
Begin VB.Label lblVersion
Caption = "Version"
Height = 225
Left = 1050
TabIndex = 6
Top = 780
Width = 3885
End
Begin VB.Label lblDisclaimer
Caption = $"frmAbout.frx":044E
ForeColor = &H00000000&
Height = 825
Left = 255
TabIndex = 4
Top = 2640
Width = 3870
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
Private Sub Form_Load()
Me.Caption = "About " & App.Title
lblVersion.Caption = "Version " & App.Major & "." & App.Minor & "." & App.Revision
lblTitle2.Caption = App.Title
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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