frmAbout.frm
上传用户：szlwled
上传日期：2022-06-30
资源大小：95k
文件大小：9k
- VERSION 5.00
- Begin VB.Form frmAbout
- BorderStyle = 3 'Fixed Dialog
- Caption = "关于 摄像头监视系统"
- ClientHeight = 3525
- ClientLeft = 45
- ClientTop = 435
- ClientWidth = 5865
- ClipControls = 0 'False
- LinkTopic = "Form1"
- MaxButton = 0 'False
- MinButton = 0 'False
- ScaleHeight = 3525
- ScaleWidth = 5865
- ShowInTaskbar = 0 'False
- StartUpPosition = 1 '所有者中心
- Tag = "关于 摄像头监视系统"
- Begin VB.PictureBox picIcon
- AutoSize = -1 'True
- BackColor = &H00C0C0C0&
- ClipControls = 0 'False
- Height = 540
- Left = 240
- Picture = "frmAbout.frx":0000
- ScaleHeight = 480
- ScaleMode = 0 'User
- ScaleWidth = 480
- TabIndex = 2
- TabStop = 0 'False
- Top = 240
- Width = 540
- End
- Begin VB.CommandButton cmdOK
- Cancel = -1 'True
- Caption = "确定"
- Default = -1 'True
- Height = 345
- Left = 4245
- TabIndex = 0
- Tag = "确定"
- Top = 2625
- Width = 1467
- End
- Begin VB.CommandButton cmdSysInfo
- Caption = "系统信息(&S)..."
- Height = 345
- Left = 4260
- TabIndex = 1
- Tag = "系统信息(&S)..."
- Top = 3075
- Width = 1452
- End
- Begin VB.Label lblDescription
- Caption = "应用程序描述"
- ForeColor = &H00000000&
- Height = 1170
- Left = 1050
- TabIndex = 6
- Tag = "应用程序描述"
- Top = 1125
- Width = 4092
- End
- Begin VB.Label lblTitle
- Caption = "应用程序标题"
- ForeColor = &H00000000&
- Height = 480
- Left = 1050
- TabIndex = 5
- Tag = "应用程序标题"
- Top = 240
- Width = 4092
- End
- Begin VB.Line Line1
- BorderColor = &H00808080&
- BorderStyle = 6 'Inside Solid
- Index = 1
- X1 = 225
- X2 = 5657
- Y1 = 2430
- Y2 = 2430
- End
- Begin VB.Line Line1
- BorderColor = &H00FFFFFF&
- BorderWidth = 2
- Index = 0
- X1 = 240
- X2 = 5657
- Y1 = 2445
- Y2 = 2445
- End
- Begin VB.Label lblVersion
- Caption = "版本"
- Height = 225
- Left = 1050
- TabIndex = 4
- Tag = "版本"
- Top = 780
- Width = 4092
- End
- Begin VB.Label lblDisclaimer
- Caption = "警告: ..."
- ForeColor = &H00000000&
- Height = 825
- Left = 255
- TabIndex = 3
- Tag = "警告: ..."
- Top = 2625
- Width = 3870
- End
- End
- Attribute VB_Name = "frmAbout"
- Attribute VB_GlobalNameSpace = False
- Attribute VB_Creatable = False
- Attribute VB_PredeclaredId = True
- Attribute VB_Exposed = False
- ' 注册键安全选项...
- Const KEY_ALL_ACCESS = &H2003F
-
- ' 注册键根类型...
- Const HKEY_LOCAL_MACHINE = &H80000002
- Const ERROR_SUCCESS = 0
- Const REG_SZ = 1 ' Unicode 空结尾字符串
- Const REG_DWORD = 4 ' 32位数
- Const gREGKEYSYSINFOLOC = "SOFTWAREMicrosoftShared Tools Location"
- Const gREGVALSYSINFOLOC = "MSINFO"
- Const gREGKEYSYSINFO = "SOFTWAREMicrosoftShared ToolsMSINFO"
- 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 Form_Load()
- lblVersion.Caption = "版本 " & App.Major & "." & App.Minor & "." & App.Revision
- lblTitle.Caption = App.Title
- End Sub
- Private Sub cmdSysInfo_Click()
- Call StartSysInfo
- End Sub
- Private Sub cmdOK_Click()
- Unload Me
- End Sub
- Public Sub StartSysInfo()
- On Error GoTo SysInfoErr
- Dim rc As Long
- Dim SysInfoPath As String
-
- ' 从注册表获得系统信息程序路径名称...
- If GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFO, gREGVALSYSINFO, SysInfoPath) Then
- ' 仅从注册表获得系统信息程序路径...
- ElseIf GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFOLOC, gREGVALSYSINFOLOC, SysInfoPath) Then
- ' 验证已知的 32 位文件版本的存在
- If (Dir(SysInfoPath & "MSINFO32.EXE") <> "") Then
- SysInfoPath = SysInfoPath & "MSINFO32.EXE"
-
- ' 错误 - 文件找不到...
- Else
- GoTo SysInfoErr
- End If
- ' 错误 - 注册表项找不到...
- 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 ' 循环记数器
- Dim rc As Long ' 返回代码
- Dim hKey As Long ' 打开的注册表键句柄
- Dim hDepth As Long '
- Dim KeyValType As Long ' 注册表键数据类型
- Dim tmpVal As String ' 临时存储一个注册表键值
- Dim KeyValSize As Long ' 注册表键变量大小
- '------------------------------------------------------------
- ' 在键根{HKEY_LOCAL_MACHINE...}之下打开注册键
- '------------------------------------------------------------
- rc = RegOpenKeyEx(KeyRoot, KeyName, 0, KEY_ALL_ACCESS, hKey) ' 打开注册表键
-
- If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' 错误处理...
-
- tmpVal = String$(1024, 0) ' 分配变量空间
- KeyValSize = 1024 ' 标记变量大小
-
- '------------------------------------------------------------
- ' 检索注册表键值...
- '------------------------------------------------------------
- rc = RegQueryValueEx(hKey, SubKeyRef, 0, KeyValType, tmpVal, KeyValSize) ' 获得/创建键值
-
- If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' 错误处理
-
- tmpVal = VBA.Left(tmpVal, InStr(tmpVal, VBA.Chr(0)) - 1)
- '------------------------------------------------------------
- ' 决定转换的键值类型...
- '------------------------------------------------------------
- Select Case KeyValType ' 搜索数据类型...
- Case REG_SZ ' 字符串注册表键数据类型
- KeyVal = tmpVal ' 复制字符串值
- Case REG_DWORD ' 双精度注册表键数据类型
- For i = Len(tmpVal) To 1 Step -1 ' 转换每一页
- KeyVal = KeyVal + Hex(Asc(Mid(tmpVal, i, 1))) ' 一个字符一个字符地生成值
- Next
- KeyVal = Format$("&h" + KeyVal) ' 转换双精度为字符串
- End Select
-
- GetKeyValue = True ' 返回成功
- rc = RegCloseKey(hKey) ' 关闭注册表键
- Exit Function ' 退出
-
- GetKeyError: ' Cleanup After An Error Has Occured...
- KeyVal = "" ' 设返回值为空字符串
- GetKeyValue = False ' 返回失败
- rc = RegCloseKey(hKey) ' 关闭注册表键
- End Function
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