📄 frm_about.frm
字号:
VERSION 5.00
Begin VB.Form frm_about
BorderStyle = 0 'None
Caption = "关于我的应用程序"
ClientHeight = 4050
ClientLeft = 2295
ClientTop = 1605
ClientWidth = 6105
ClipControls = 0 'False
LinkTopic = "Form2"
LockControls = -1 'True
MaxButton = 0 'False
MDIChild = -1 'True
MinButton = 0 'False
ScaleHeight = 270
ScaleMode = 3 'Pixel
ScaleWidth = 407
ShowInTaskbar = 0 'False
Begin VB.PictureBox picIcon
AutoSize = -1 'True
ClipControls = 0 'False
Height = 540
Left = 405
Picture = "frm_about.frx":0000
ScaleHeight = 337.12
ScaleMode = 0 'User
ScaleWidth = 337.12
TabIndex = 1
Top = 480
Width = 540
End
Begin VB.CommandButton cmdOK
Cancel = -1 'True
Caption = "确定"
Default = -1 'True
Height = 345
Left = 4290
TabIndex = 0
Top = 2865
Width = 1500
End
Begin VB.CommandButton cmdSysInfo
Caption = "系统信息(&S)..."
Height = 345
Left = 4305
TabIndex = 2
Top = 3315
Width = 1485
End
Begin VB.Label lblDisclaimer
BackStyle = 0 'Transparent
Caption = "警告: ... 版权所有、违者必究！"
ForeColor = &H00000000&
Height = 585
Left = 420
TabIndex = 4
Top = 2880
Width = 3630
End
Begin VB.Image imglefttitle
Height = 450
Left = 0
Picture = "frm_about.frx":030A
Top = 0
Width = 450
End
Begin VB.Image imgleftbottom
Height = 450
Left = 15
Picture = "frm_about.frx":0E14
Top = 3600
Width = 450
End
Begin VB.Image imgrightbottom
Height = 450
Left = 5655
Picture = "frm_about.frx":191E
Top = 3600
Width = 450
End
Begin VB.Image imgbottom
Height = 450
Left = 405
Picture = "frm_about.frx":2428
Stretch = -1 'True
Top = 3600
Width = 5250
End
Begin VB.Image imgrightwindow
Height = 3375
Left = 5655
Picture = "frm_about.frx":8D6A
Stretch = -1 'True
Top = 435
Width = 450
End
Begin VB.Image imgleftwindow
Height = 3315
Left = 15
Picture = "frm_about.frx":D084
Stretch = -1 'True
Top = 450
Width = 465
End
Begin VB.Image imgclose
Height = 240
Left = 5670
Picture = "frm_about.frx":10636
Top = 90
Width = 240
End
Begin VB.Label Label2
BackStyle = 0 'Transparent
Caption = "关于学生信息管理系统"
BeginProperty Font
Name = "宋体"
Size = 10.5
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H8000000E&
Height = 345
Left = 525
TabIndex = 7
Top = 105
Width = 2265
End
Begin VB.Line Line1
BorderColor = &H00808080&
BorderStyle = 6 'Inside Solid
Index = 1
X1 = 17
X2 = 387.933
Y1 = 179
Y2 = 179
End
Begin VB.Label lblDescription
BackStyle = 0 'Transparent
Caption = "本系统由： 刘晓华、王桂崇 研究开发。"
ForeColor = &H00000000&
Height = 750
Left = 1230
TabIndex = 3
Top = 1815
Width = 3885
End
Begin VB.Label lblTitle
BackStyle = 0 'Transparent
Caption = "应用程序标题"
ForeColor = &H00000000&
Height = 480
Left = 1215
TabIndex = 5
Top = 480
Width = 3885
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 0
X1 = 18
X2 = 387.933
Y1 = 180
Y2 = 180
End
Begin VB.Label lblVersion
BackStyle = 0 'Transparent
Caption = "版本"
Height = 225
Left = 1215
TabIndex = 6
Top = 1020
Width = 3885
End
Begin VB.Image imgrighttitle
Height = 525
Left = 5715
Picture = "frm_about.frx":10978
Top = 0
Width = 375
End
Begin VB.Image imgtop
Height = 450
Left = 270
Picture = "frm_about.frx":1141E
Stretch = -1 'True
Top = 0
Width = 5445
End
End
Attribute VB_Name = "frm_about"
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()
Unload Me
End Sub
Private Sub Form_Load()
SetWindow Me
AlwaysOnTop Me, False
Me.Caption = "关于 " & App.Title
lblVersion.Caption = "版本 " & App.Major & "." & App.Minor & "." & App.Revision
lblTitle.Caption = App.Title
Move (frm_main.Width - Me.Width) / 2, (frm_main.Height - Me.Height) / 2 - 800
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 imgclose_Click()
Unload Me
End Sub
Private Sub imglefttitle_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
DrawForms Me
End Sub
Private Sub imgtop_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
DrawForms Me
End Sub
Private Sub imgrighttitle_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
DrawForms Me
End Sub
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