📄 fabout.frm
字号:
VERSION 5.00
Begin VB.Form frmAbout
BorderStyle = 3 'Fixed Dialog
Caption = "vbAccelerator Type Library Utility"
ClientHeight = 4275
ClientLeft = 5460
ClientTop = 2580
ClientWidth = 5055
ClipControls = 0 'False
LinkTopic = "Form2"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 2950.681
ScaleMode = 0 'User
ScaleWidth = 4746.906
ShowInTaskbar = 0 'False
StartUpPosition = 1 'CenterOwner
Begin VB.Timer tmrAnim
Enabled = 0 'False
Interval = 50
Left = 300
Top = 2460
End
Begin VB.Frame fraSep
Height = 75
Left = 0
TabIndex = 7
Top = 3180
Width = 5835
End
Begin VB.PictureBox picIcon
AutoSize = -1 'True
BackColor = &H00000000&
ClipControls = 0 'False
Height = 720
Left = 60
ScaleHeight = 660
ScaleWidth = 4815
TabIndex = 1
Top = 60
Width = 4875
Begin VB.Image imgVB
Height = 660
Left = 2550
Picture = "fAbout.frx":0000
Top = 0
Visible = 0 'False
Width = 660
End
Begin VB.Image imgVBAccelerator
Height = 660
Left = 0
Picture = "fAbout.frx":0488
Top = 0
Visible = 0 'False
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 = 3300
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 = 3780
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 simple image processing demonstration."
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":0D11
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 = 3345
Width = 3270
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...
Private Const READ_CONTROL = &H20000
Private Const KEY_QUERY_VALUE = &H1
Private Const KEY_SET_VALUE = &H2
Private Const KEY_CREATE_SUB_KEY = &H4
Private Const KEY_ENUMERATE_SUB_KEYS = &H8
Private Const KEY_NOTIFY = &H10
Private Const KEY_CREATE_LINK = &H20
Private 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...
Private Const HKEY_LOCAL_MACHINE = &H80000002
Private Const ERROR_SUCCESS = 0
Private Const REG_SZ = 1 ' Unicode nul terminated string
Private Const REG_DWORD = 4 ' 32-bit number
Private Const gREGKEYSYSINFOLOC = "SOFTWARE\Microsoft\Shared Tools Location"
Private Const gREGVALSYSINFOLOC = "MSINFO"
Private Const gREGKEYSYSINFO = "SOFTWARE\Microsoft\Shared Tools\MSINFO"
Private 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 m_cDib As cDIBSection
Private m_cDibDisp As cDIBSection
Private m_cDib2 As cDIBSection
Private m_cDibDisp2 As cDIBSection
Private m_cImagePro As cImageProcessDIB
Private m_lAmount As Long
Private m_lDir As Long
Private Sub PaintAnim()
Static iCt As Long
' Fade out vbAccelerator:
m_lAmount = m_lAmount + m_lDir
If (m_lAmount < 0) Or (m_lAmount > 255) Then
m_lDir = -1 * m_lDir
If (m_lAmount < 0) Then
m_lAmount = 0
Else
m_lAmount = 255
End If
End If
m_cDib.PaintPicture m_cDibDisp.hdc
m_cImagePro.Fade m_cDibDisp, m_lAmount
m_cDibDisp.PaintPicture picIcon.hdc, imgVBAccelerator.Left \ Screen.TwipsPerPixelX, imgVBAccelerator.Top \ Screen.TwipsPerPixelY
iCt = iCt + 1
If (iCt = 3) Then
' Blur imgVB
m_cImagePro.FilterType = eSoften
m_cImagePro.ProcessImage m_cDib2, m_cDibDisp2
iCt = 0
End If
m_cDib2.PaintPicture picIcon.hdc, imgVB.Left \ Screen.TwipsPerPixelX, imgVB.Top \ Screen.TwipsPerPixelY
End Sub
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
Me.Icon = mfrmMain.Icon
lblVersion.Caption = "Version " & App.Major & "." & App.Minor & "." & App.Revision
lblTitle.Caption = App.Title
' vbAccelerator animation:
Set m_cDib = New cDIBSection
m_cDib.CreateFromPicture imgVBAccelerator.Picture
Set m_cDibDisp = New cDIBSection
m_cDibDisp.Create m_cDib.Width, m_cDib.Height
m_cDibDisp.LoadPictureBlt m_cDib.hdc
' vbIcon animation:
Set m_cDib2 = New cDIBSection
m_cDib2.CreateFromPicture imgVB.Picture
Set m_cDibDisp2 = New cDIBSection
m_cDibDisp2.Create m_cDib2.Width, m_cDib2.Height
m_cDibDisp2.LoadPictureBlt m_cDib2.hdc
' Image Processor:
Set m_cImagePro = New cImageProcessDIB
m_lAmount = 255
m_lDir = -4
On Error Resume Next
tmrAnim.Enabled = True
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
Private Sub Form_Paint()
PaintAnim
End Sub
Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
tmrAnim.Enabled = False
End Sub
Private Sub tmrAnim_Timer()
PaintAnim
End Sub
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