📄 frmabout.frm
字号:
VERSION 5.00
Begin VB.Form frmAbout
BorderStyle = 3 'Fixed Dialog
Caption = "超级媒体播放器"
ClientHeight = 3555
ClientLeft = 2340
ClientTop = 1935
ClientWidth = 5730
ClipControls = 0 'False
Icon = "frmAbout.frx":0000
LinkTopic = "Form2"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 2453.724
ScaleMode = 0 'User
ScaleWidth = 5380.766
ShowInTaskbar = 0 'False
StartUpPosition = 2 '屏幕中心
Begin VB.Timer Timer1
Interval = 300
Left = 120
Top = 3000
End
Begin VB.CommandButton cmdOK
Cancel = -1 'True
Caption = "确定"
Default = -1 'True
Height = 345
Left = 4245
TabIndex = 0
Top = 2625
Width = 1380
End
Begin VB.CommandButton cmdSysInfo
Caption = "系统信息(&S)"
Height = 345
Left = 4260
TabIndex = 1
Top = 3075
Width = 1365
End
Begin VB.Image Image2
Height = 480
Left = 4920
Picture = "frmAbout.frx":0CCA
Top = 120
Width = 480
End
Begin VB.Image Image1
Height = 480
Left = 240
Picture = "frmAbout.frx":1994
Top = 120
Width = 480
End
Begin VB.Line Line1
BorderColor = &H00808080&
Index = 3
X1 = 112.686
X2 = 5323.484
Y1 = 1739.349
Y2 = 1739.349
End
Begin VB.Line Line1
BorderColor = &H00808080&
BorderStyle = 6 'Inside Solid
Index = 2
X1 = 112.686
X2 = 5337.57
Y1 = 579.783
Y2 = 579.783
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 1
X1 = 112.686
X2 = 5337.57
Y1 = 1739.349
Y2 = 1739.349
End
Begin VB.Label lbls
BackStyle = 0 'Transparent
ForeColor = &H00FF0000&
Height = 1770
Left = 1080
TabIndex = 2
Top = 870
Width = 3735
End
Begin VB.Label lblTitle
AutoSize = -1 'True
BackStyle = 0 'Transparent
Caption = "超级媒体播放器"
BeginProperty Font
Name = "宋体"
Size = 18
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00000000&
Height = 360
Left = 1440
TabIndex = 4
Top = 120
Width = 2640
End
Begin VB.Line Line1
BorderColor = &H00FFFFFF&
BorderWidth = 2
Index = 0
X1 = 112.686
X2 = 5323.484
Y1 = 579.783
Y2 = 579.783
End
Begin VB.Label lblDisclaimer
BackStyle = 0 'Transparent
Caption = " "
ForeColor = &H00404040&
Height = 945
Left = 120
TabIndex = 3
Top = 2640
Width = 3870
End
End
Attribute VB_Name = "frmAbout"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Const NumI = 5
Dim bb(NumI - 1) As String
Dim I As Integer
Dim F As Integer
Dim FI As Integer
'输入文字行数
Const NumFI = 9 '空间容纳的行数
' 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()
If StartM Then Showfrm.Media1.Play
Unload Me
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_Load()
Dim RunI As Integer
I = 0
F = 0
FI = 0
lbls.Caption = ""
For RunI = 1 To NumFI
lbls.Caption = lbls.Caption + Chr(13)
Next
bb(0) = " 作者： " + Chr(13)
bb(1) = " 指导老师:" + Chr(13)
bb(2) = " 版权所有 （C） 2000.12" + Chr(13)
bb(3) = " 请大家多提宝贵意见" + Chr(13)
bb(4) = " 谢谢" + Chr(13)
lblDisclaimer.Caption = "欢迎使用... ..." + Chr(13) + "Email:" + Chr(13) + " lordmaster@citiz.net"
End Sub
Private Sub lbls_Click() '初始化
Dim RunI As Integer
I = 0
F = 0
FI = 0
lbls.Caption = ""
For RunI = 1 To NumFI
lbls.Caption = lbls.Caption + Chr(13)
Next
End Sub
Private Sub Timer1_Timer()
If I < NumI Then
lbls.Caption = Right(lbls.Caption, Len(lbls.Caption) - 1) + bb(I) '去除一列空行,加入一列话
I = I + 1
F = F + 1
Else 'F从4行开始
If F < NumFI Then
lbls.Caption = Right(lbls.Caption, Len(lbls.Caption) - 1) '去除空行
F = F + 1
Else
If FI < NumI Then
lbls.Caption = Right(lbls.Caption, Len(lbls.Caption) - Len(bb(FI)))
FI = FI + 1
Else
lbls_Click
End If
End If
End If
End Sub
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