📄 frmabout.frm
字号:
VERSION 5.00
Begin VB.Form frmAbout
BackColor = &H00C0FFC0&
BorderStyle = 3 'Fixed Dialog
Caption = "关于 学籍绩管理系统"
ClientHeight = 4155
ClientLeft = 45
ClientTop = 330
ClientWidth = 6045
ClipControls = 0 'False
LinkTopic = "Form1"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 4155
ScaleWidth = 6045
ShowInTaskbar = 0 'False
StartUpPosition = 1 '所有者中心
Tag = "关于 Project1"
Begin VB.CommandButton cmdOK
BackColor = &H0080FF80&
Cancel = -1 'True
Caption = "确定"
Default = -1 'True
Height = 345
Left = 1320
TabIndex = 0
Tag = "确定"
Top = 3480
Width = 1020
End
Begin VB.CommandButton cmdSysInfo
Caption = "系统信息(&S)..."
Height = 345
Left = 3240
TabIndex = 1
Tag = "系统信息(&S)..."
Top = 3480
Width = 1485
End
Begin VB.Label Label2
BackStyle = 0 'Transparent
Caption = " "
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF0000&
Height = 375
Left = 3600
TabIndex = 6
Top = 1320
Width = 1575
End
Begin VB.Label lblTitle
AutoSize = -1 'True
BackStyle = 0 'Transparent
Caption = "学籍管理系统"
BeginProperty Font
Name = "宋体"
Size = 21.75
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00000000&
Height = 450
Index = 1
Left = 2400
TabIndex = 5
Top = 120
Width = 2610
End
Begin VB.Label Label1
BackColor = &H0080FF80&
Caption = "联系我："
BeginProperty Font
Name = "宋体"
Size = 15
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 2040
TabIndex = 4
Top = 960
Width = 1215
End
Begin VB.Label Label5
AutoSize = -1 'True
BackStyle = 0 'Transparent
BeginProperty Font
Name = "Arial"
Size = 12
Charset = 0
Weight = 400
Underline = 0 'False
Italic = -1 'True
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF0000&
Height = 285
Left = 3600
TabIndex = 3
Top = 1920
Width = 60
End
Begin VB.Label Label12
BackStyle = 0 'Transparent
Caption = "适用Windows98,2000,xp"
ForeColor = &H00FF0000&
Height = 375
Index = 0
Left = 3480
TabIndex = 2
Top = 600
Width = 2055
End
Begin VB.Image Image1
Height = 2220
Left = 0
Picture = "frmAbout.frx":0000
Top = 120
Width = 1785
End
Begin VB.Line Line1
BorderColor = &H00808080&
BorderStyle = 6 'Inside Solid
Index = 1
X1 = 0
X2 = 6000
Y1 = 3240
Y2 = 3240
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 0
X1 = 0
X2 = 6000
Y1 = 3240
Y2 = 3240
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 = "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
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$(1024, 0) ' 分配变量空间
KeyValSize = 1024 ' 标记变量大小
'------------------------------------------------------------
' 检索注册表键值...
'------------------------------------------------------------
rc = RegQueryValueEx(hKey, SubKeyRef, 0, KeyValType, tmpVal, KeyValSize) ' 获得/创建键值
If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' 错误处理
'vbe:34126
tmpVal = Left(tmpVal, InStr(tmpVal, Chr(0)) - 1)
'------------------------------------------------------------
' 决定转换的键值类型...
'------------------------------------------------------------
Select Case KeyValType ' 搜索数据类型...
Case REG_SZ ' 字符串注册表键数据类型
KeyVal = tmpVal ' 复制字符串值
Case REG_DWORD ' 双精度注册表键数据类型
For i = Len(tmpVal) To 1 Step -1 ' 转换每一页
KeyVal = KeyVal + Hex(Asc(Mid(tmpVal, i, 1))) ' 一个字符一个字符地生成值
Next
KeyVal = Format$("&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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