📄 menu45.frm
字号:
VERSION 5.00
Begin VB.Form winmenu45
BorderStyle = 1 'Fixed Single
ClientHeight = 3705
ClientLeft = 2340
ClientTop = 1935
ClientWidth = 6360
ClipControls = 0 'False
Icon = "menu45.frx":0000
LinkTopic = "Form2"
MaxButton = 0 'False
MDIChild = -1 'True
MinButton = 0 'False
ScaleHeight = 2557.257
ScaleMode = 0 'User
ScaleWidth = 5972.368
Begin VB.CommandButton cmdOK
Cancel = -1 'True
Caption = "确定"
Default = -1 'True
Height = 345
Left = 4560
TabIndex = 0
Top = 2745
Width = 1500
End
Begin VB.CommandButton cmdSysInfo
Caption = "系统信息(&S)..."
Height = 345
Left = 4560
TabIndex = 1
Top = 3195
Width = 1485
End
Begin VB.Label Label2
Caption = "授权使用： "
Height = 375
Left = 1200
TabIndex = 7
Top = 2040
Width = 4575
End
Begin VB.Label Label1
Caption = "版权所有：王颖茜"
Height = 255
Left = 1200
TabIndex = 6
Top = 1560
Width = 2775
End
Begin VB.Line Line1
BorderColor = &H00808080&
BorderStyle = 6 'Inside Solid
Index = 1
X1 = -140.858
X2 = 7324.603
Y1 = 1770.409
Y2 = 1770.409
End
Begin VB.Label say
Caption = " 本软件适用于一般图书馆管理"
ForeColor = &H00000000&
Height = 690
Left = 1320
TabIndex = 2
Top = 840
Width = 2205
End
Begin VB.Label myname
Caption = "图书管理系统"
BeginProperty Font
Name = "宋体"
Size = 15.75
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00000000&
Height = 480
Left = 1440
TabIndex = 4
Top = 120
Width = 2805
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 0
X1 = -126.772
X2 = 5084.025
Y1 = 1780.762
Y2 = 1780.762
End
Begin VB.Label Version
Caption = "版本51.0"
Height = 225
Left = 1320
TabIndex = 5
Top = 600
Width = 3885
End
Begin VB.Label lblDisclaimer
Caption = $"menu45.frx":030A
ForeColor = &H00000000&
Height = 945
Left = 360
TabIndex = 3
Top = 2760
Width = 3855
End
End
Attribute VB_Name = "winmenu45"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
' 注册表关键字安全选项...
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
' 注册表关键字 ROOT 类型...
Const HKEY_LOCAL_MACHINE = &H80000002
Const ERROR_SUCCESS = 0
Const REG_SZ = 1 ' 独立的空的终结字符串
Const REG_DWORD = 4 ' 32位数字
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()
mainboot.menunum = "nothing"
mainboot.Picture1.Visible = True
Unload Me
End Sub
Private Sub Form_Load()
Dim myname As Recordset
Set myname = data1.OpenRecordset("table1")
Me.Caption = myname("mainame") + "图书管理系统"
Me.Top = 1000
Me.Left = 1000
'Version.Caption = "版本2.0"
'say.Caption = "本软件适用于所有使用电子汽车衡设备的工厂 "
End Sub
Public Sub StartSysInfo()
On Error GoTo SysInfoErr
Dim rc As Long
Dim SysInfoPath As String
' 试图从注册表中获得系统信息程序的路径及名称...
If GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFO, gREGVALSYSINFO, SysInfoPath) Then
' 试图仅从注册表中获得系统信息程序的路径...
ElseIf GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFOLOC, gREGVALSYSINFOLOC, SysInfoPath) Then
' 已知32位文件版本的有效位置
If (Dir(SysInfoPath & "\MSINFO32.EXE") <> "") Then
SysInfoPath = SysInfoPath & "\MSINFO32.EXE"
' 错误 - 文件不能被找到...
Else
GoTo SysInfoErr
End If
' 错误 - 注册表相应条目不能被找到...
Else
GoTo SysInfoErr
End If
Call Shell(SysInfoPath, vbNormalFocus)
Exit Sub
SysInfoErr:
MsgBox "此时系统信息不可用", 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 ' 循环计数器
Dim rc As Long ' 返回代码
Dim hKey As Long ' 打开的注册表关键字句柄
Dim hDepth As Long '
Dim KeyValType As Long ' 注册表关键字数据类型
Dim tmpVal As String ' 注册表关键字值的临时存储器
Dim KeyValSize As Long ' 注册表关键自变量的尺寸
'------------------------------------------------------------
' 打开 {HKEY_LOCAL_MACHINE...} 下的 RegKey
'------------------------------------------------------------
rc = RegOpenKeyEx(KeyRoot, KeyName, 0, KEY_ALL_ACCESS, hKey) ' 打开注册表关键字
If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' 处理错误...
tmpVal = String$(1024, 0) ' 分配变量空间
KeyValSize = 1024 ' 标记变量尺寸
'------------------------------------------------------------
' 检索注册表关键字的值...
'------------------------------------------------------------
rc = RegQueryValueEx(hKey, SubKeyRef, 0, _
KeyValType, tmpVal, KeyValSize) ' 获得/创建关键字值
If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' 处理错误
If (Asc(Mid(tmpVal, KeyValSize, 1)) = 0) Then ' Win95 外接程序空终结字符串...
tmpVal = Left(tmpVal, KeyValSize - 1) ' Null 被找到,从字符串中分离出来
Else ' WinNT 没有空终结字符串...
tmpVal = Left(tmpVal, KeyValSize) ' Null 没有被找到, 分离字符串
End If
'------------------------------------------------------------
' 决定转换的关键字的值类型...
'------------------------------------------------------------
Select Case KeyValType ' 搜索数据类型...
Case REG_SZ ' 字符串注册关键字数据类型
KeyVal = tmpVal ' 复制字符串的值
Case REG_DWORD ' 四字节的注册表关键字数据类型
For i = Len(tmpVal) To 1 Step -1 ' 将每位进行转换
KeyVal = KeyVal + Hex(Asc(Mid(tmpVal, i, 1))) ' 生成值字符。 By Char。
Next
KeyVal = Format$("&h" + KeyVal) ' 转换四字节的字符为字符串
End Select
GetKeyValue = True ' 返回成功
rc = RegCloseKey(hKey) ' 关闭注册表关键字
Exit Function ' 退出
GetKeyError: ' 错误发生后将其清除...
KeyVal = "" ' 设置返回值到空字符串
GetKeyValue = False ' 返回失败
rc = RegCloseKey(hKey) ' 关闭注册表关键字
End Function
Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
mainboot.menunum = "nothing"
mainboot.Picture1.Visible = True
Unload Me
End Sub
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