⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 frmabout.frm

📁 Some mathematical functions
💻 FRM
字号:
VERSION 5.00
Begin VB.Form frmAbout 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "About MyApp"
   ClientHeight    =   3855
   ClientLeft      =   2340
   ClientTop       =   1935
   ClientWidth     =   5730
   ClipControls    =   0   'False
   Icon            =   "frmAbout.frx":0000
   LinkTopic       =   "Form2"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2660.79
   ScaleMode       =   0  'User
   ScaleWidth      =   5380.766
   ShowInTaskbar   =   0   'False
   StartUpPosition =   1  'CenterOwner
   Begin VB.PictureBox picIcon 
      AutoSize        =   -1  'True
      ClipControls    =   0   'False
      Height          =   2340
      Left            =   120
      Picture         =   "frmAbout.frx":0442
      ScaleHeight     =   1601.32
      ScaleMode       =   0  'User
      ScaleWidth      =   516.215
      TabIndex        =   1
      Top             =   240
      Width           =   795
   End
   Begin VB.CommandButton cmdOK 
      Cancel          =   -1  'True
      Caption         =   "OK"
      Default         =   -1  'True
      Height          =   345
      Left            =   4245
      TabIndex        =   0
      Top             =   2865
      Width           =   1260
   End
   Begin VB.CommandButton cmdSysInfo 
      Caption         =   "&System Info..."
      Height          =   345
      Left            =   4260
      TabIndex        =   2
      Top             =   3315
      Width           =   1245
   End
   Begin VB.Label lblDDSWeb 
      AutoSize        =   -1  'True
      Caption         =   "Http://www.Analog.com/DDS"
      ForeColor       =   &H00FF0000&
      Height          =   195
      Left            =   1080
      MouseIcon       =   "frmAbout.frx":1564
      MousePointer    =   99  'Custom
      TabIndex        =   10
      ToolTipText     =   "Website"
      Top             =   1870
      Width           =   2160
   End
   Begin VB.Label lblCountrySet 
      BorderStyle     =   1  'Fixed Single
      Height          =   255
      Left            =   2040
      TabIndex        =   9
      Top             =   2280
      Width           =   3015
   End
   Begin VB.Label lblCountry 
      Caption         =   "Region Info:"
      Height          =   255
      Left            =   1080
      TabIndex        =   8
      Top             =   2280
      Width           =   975
   End
   Begin VB.Label lblCopyright 
      Caption         =   "Copyright"
      Height          =   255
      Left            =   1080
      TabIndex        =   7
      Top             =   770
      Width           =   3855
   End
   Begin VB.Line Line1 
      BorderColor     =   &H00808080&
      BorderStyle     =   6  'Inside Solid
      Index           =   1
      X1              =   84.515
      X2              =   5309.398
      Y1              =   1905.001
      Y2              =   1905.001
   End
   Begin VB.Label lblAddress 
      Caption         =   "Analog Devices Inc.          7910 Triad Center Dr.  Greensboro, NC  27409-9605  Pone #: (336) 668-9511"
      ForeColor       =   &H00000000&
      Height          =   810
      Left            =   1080
      TabIndex        =   3
      Top             =   1080
      Width           =   2205
   End
   Begin VB.Label lblTitle 
      Caption         =   "Application Title"
      ForeColor       =   &H00000000&
      Height          =   240
      Left            =   1050
      TabIndex        =   5
      Top             =   240
      Width           =   3885
   End
   Begin VB.Line Line1 
      BorderColor     =   &H00FFFFFF&
      BorderWidth     =   2
      Index           =   0
      X1              =   98.6
      X2              =   5309.398
      Y1              =   1915.355
      Y2              =   1914.664
   End
   Begin VB.Label lblDescription 
      Caption         =   "For Windows 95/98/ME/NT/2000/XP"
      Height          =   225
      Left            =   1050
      TabIndex        =   6
      Top             =   480
      Width           =   3885
   End
   Begin VB.Label lblDisclaimer 
      Caption         =   $"frmAbout.frx":16B6
      BeginProperty Font 
         Name            =   "Small Fonts"
         Size            =   6.75
         Charset         =   0
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00000000&
      Height          =   930
      Left            =   135
      TabIndex        =   4
      Top             =   2865
      Width           =   3990
   End
End
Attribute VB_Name = "frmAbout"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private MyLocInfo As adiLocaleInfo

' 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 Declare Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hwnd As Long, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd As Long) As Long
Private Const SW_HIDE = 0
Private Const SW_SHOWMAXIMIZED = 3
Private Const SW_SHOWMINIMIZED = 2
Private Const SW_SHOWNORMAL = 1
Private Const SW_SHOWNA = 8
Private Const SW_SHOWMINNOACTIVE = 7

'This function uses the API function ShellExecute to run a program or document
Private Function ShellOpenEx(ByVal FilePath As String, ByVal DirPath As String, ByVal Parms As String, ByVal ShowType As Long) As Boolean
    Dim RetValue As Long
    Dim ShowValues(0 To 6) As Long
    ShowValues(0) = SW_HIDE
    ShowValues(1) = SW_SHOWNORMAL
    ShowValues(2) = SW_SHOWMINIMIZED
    ShowValues(3) = SW_SHOWMAXIMIZED
    ShowValues(4) = SW_SHOWNA
    ShowValues(5) = SW_SHOWNA
    ShowValues(6) = SW_SHOWMINNOACTIVE
    
    If ShowType < 0 Or ShowType > 6 Then
        MsgBox "ShellOpen: Bad Argument", vbCritical + vbApplicationModal
        Exit Function
    End If
    
    If ShowType = 5 Then
        MsgBox "ShellOpenEx(): Bad Argument", vbCritical + vbApplicationModal
        Exit Function
    End If
    
    'Shell the application
    RetValue = ShellExecute(Me.hwnd, "Open", FilePath, Parms, DirPath, ShowValues(ShowType))
    
    If RetValue > 32 Then
        ShellOpenEx = True
    Else
        ShellOpenEx = False
    End If
End Function


Private Sub cmdSysInfo_Click()
  Call StartSysInfo
End Sub

Private Sub cmdOK_Click()
  Unload Me
End Sub

Private Sub Form_Load()

    'Create an instance of the adilocaleinfo class
    Set MyLocInfo = New adiLocaleInfo
    
    Me.Caption = "About " & App.Title
    'lblVersion.Caption = "Ver " & App.Major & "." & App.Minor & "." & App.Revision
    If App.Revision = 0 Then
        lblTitle.Caption = App.Title & " " & "Version " & App.Major & "." & App.Minor
    Else
        If InStr(1, App.Revision, "0") Then
            lblTitle.Caption = App.Title & " " & "Version " & App.Major & "." & App.Minor & "." & Left(App.Revision, InStr(1, App.Revision, "0") - 1)
        Else
            lblTitle.Caption = App.Title & " " & "Version " & App.Major & "." & App.Minor & App.Revision
        End If
    End If
    lblCopyright.Caption = App.LegalCopyright
    lblCountrySet.Caption = " " & MyLocInfo.GetLocaleInfo(adiCountry)

    'Destruct the instance of the adilocaleinfo class
    Set MyLocInfo = Nothing
End Sub

'Modified version of "StartSysInfo" subroutine that simply
'checks to see if sysinfo is available.
Public Function IsSysInfoAvail() As Boolean
    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
    
    'Return true
    IsSysInfoAvail = True
    
    Exit Function
SysInfoErr:
    'Return false
    IsSysInfoAvail = False
End Function

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 lblDDSWeb_Click()
    'Open a browser window to the Analog Devices home page
    If ShellOpenEx(lblDDSWeb.Caption, "", "", 1) = False Then
        MsgBox "No web browser found.", vbApplicationModal + vbCritical + vbOKOnly, "Couldn't connect to the Web!!!"
    End If
End Sub

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -