VERSION 5.00 Begin VB.Form frmAbout BackColor = &H00FF80FF& BorderStyle = 3 'Fixed Dialog Caption = "Об интттеграле" ClientHeight = 5070 ClientLeft = 2340 ClientTop = 1935 ClientWidth = 7050 ClipControls = 0 'False LinkTopic = "Form2" MaxButton = 0 'False MinButton = 0 'False ScaleHeight = 3499.404 ScaleMode = 0 'User ScaleWidth = 6620.314 ShowInTaskbar = 0 'False Begin VB.PictureBox picIcon AutoSize = -1 'True BackColor = &H00C0FFFF& ClipControls = 0 'False Height = 540 Left = 240 Picture = "frmAbout.frx":0000 ScaleHeight = 337.12 ScaleMode = 0 'User ScaleWidth = 337.12 TabIndex = 1 Top = 240 Width = 540 End Begin VB.CommandButton cmdOK BackColor = &H0080FF80& Cancel = -1 'True Caption = "OK" Default = -1 'True BeginProperty Font Name = "MS Sans Serif" Size = 9.75 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 345 Left = 5640 TabIndex = 0 Top = 3840 Width = 1260 End Begin VB.CommandButton cmdSysInfo BackColor = &H00C0FFFF& Caption = "&System Info..." Height = 345 Left = 5640 TabIndex = 2 Top = 4440 Width = 1245 End Begin VB.Label Label1 BackColor = &H00FFFF80& Caption = "Исследование методов вычисления определенных интегралов" BeginProperty Font Name = "MS Sans Serif" Size = 13.5 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 855 Left = 1080 TabIndex = 7 Top = 840 Width = 5535 End Begin VB.Line Line1 BorderColor = &H00808080& BorderStyle = 6 'Inside Solid Index = 1 X1 = 112.686 X2 = 5337.569 Y1 = 2567.61 Y2 = 2567.61 End Begin VB.Label lblTitle BackColor = &H00FFFFC0& Caption = "ИнТТТеграл" BeginProperty Font Name = "MS Sans Serif" Size = 13.5 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 600 Left = 2280 TabIndex = 5 Top = 240 Width = 2445 End Begin VB.Line Line1 BorderColor = &H00FFFFFF& BorderWidth = 2 Index = 0 X1 = 98.6 X2 = 5296.251 Y1 = 2401.958 Y2 = 2401.958 End Begin VB.Label lblVersion BackColor = &H00FFFFFF& Caption = "Version 1.0.0" BeginProperty Font Name = "MS Sans Serif" Size = 12 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty Height = 345 Left = 1440 TabIndex = 6 Top = 1800 Width = 2445 End Begin VB.Label lblDisclaimer BackColor = &H00FFFF00& Caption = "Данная программа иллюстрирует работу многооконного приложения, окна которого открываются через главное меню формы." BeginProperty Font Name = "MS Sans Serif" Size = 9.75 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 945 Left = 240 TabIndex = 4 Top = 3960 Width = 4935 End Begin VB.Label lblDescription BackColor = &H00FFFF80& Caption = "Исследуемая функция:(ln(x)/x)^3" BeginProperty Font Name = "MS Sans Serif" Size = 13.5 Charset = 204 Weight = 700 Underline = 0 'False Italic = 0 'False Strikethrough = 0 'False EndProperty ForeColor = &H00000000& Height = 975 Left = 1200 TabIndex = 3 Top = 2280 Width = 3495 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 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