frmAbout.frm
上传用户:nicktai
上传日期:2010-01-26
资源大小:40k
文件大小:10k
- VERSION 5.00
- Begin VB.Form frmAbout
- BackColor = &H00FFFFFF&
- BorderStyle = 3 'Fixed Dialog
- Caption = "About vbip FTP Client"
- ClientHeight = 3135
- ClientLeft = 2340
- ClientTop = 1935
- ClientWidth = 6165
- ClipControls = 0 'False
- LinkTopic = "Form2"
- MaxButton = 0 'False
- MinButton = 0 'False
- ScaleHeight = 2163.833
- ScaleMode = 0 'User
- ScaleWidth = 5789.254
- ShowInTaskbar = 0 'False
- StartUpPosition = 2 'CenterScreen
- Begin VB.PictureBox picIcon
- AutoSize = -1 'True
- BorderStyle = 0 'None
- ClipControls = 0 'False
- Height = 705
- Left = 240
- Picture = "frmAbout.frx":0000
- ScaleHeight = 495.145
- ScaleMode = 0 'User
- ScaleWidth = 1896.3
- TabIndex = 1
- Top = 120
- Width = 2700
- End
- Begin VB.CommandButton cmdOK
- Cancel = -1 'True
- Caption = "OK"
- Default = -1 'True
- Height = 345
- Left = 4800
- TabIndex = 0
- Top = 120
- Width = 1260
- End
- Begin VB.CommandButton cmdSysInfo
- Caption = "&System Info..."
- Height = 345
- Left = 4800
- TabIndex = 2
- Top = 600
- Width = 1245
- End
- Begin VB.Image Image1
- Height = 150
- Left = 240
- Picture = "frmAbout.frx":0F40
- Top = 2760
- Width = 2595
- End
- Begin VB.Label lblURL
- Alignment = 2 'Center
- AutoSize = -1 'True
- BackStyle = 0 'Transparent
- Caption = "Visual Basic Internet Programming (http://www.vbip.com)"
- BeginProperty Font
- Name = "MS Sans Serif"
- Size = 8.25
- Charset = 204
- Weight = 400
- Underline = -1 'True
- Italic = 0 'False
- Strikethrough = 0 'False
- EndProperty
- ForeColor = &H00C00000&
- Height = 195
- Left = 240
- MouseIcon = "frmAbout.frx":129D
- MousePointer = 99 'Custom
- TabIndex = 5
- ToolTipText = "Click here to launch your default web browser"
- Top = 2400
- Width = 4050
- End
- Begin VB.Label Label2
- BackStyle = 0 'Transparent
- Caption = "Label2"
- Height = 615
- Left = 240
- TabIndex = 4
- Top = 1680
- Width = 4215
- End
- Begin VB.Label Label1
- BackStyle = 0 'Transparent
- Caption = "Label1"
- Height = 735
- Left = 240
- TabIndex = 3
- Top = 960
- Width = 3855
- End
- End
- Attribute VB_Name = "frmAbout"
- Attribute VB_GlobalNameSpace = False
- Attribute VB_Creatable = False
- Attribute VB_PredeclaredId = True
- Attribute VB_Exposed = False
- Option Explicit
- ' Reg Key Security Options...
- 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
-
- ' Reg Key ROOT Types...
- Const HKEY_LOCAL_MACHINE = &H80000002
- Const ERROR_SUCCESS = 0
- Const REG_SZ = 1 ' Unicode nul terminated string
- Const REG_DWORD = 4 ' 32-bit number
- 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 Declare Function GetActiveWindow Lib "user32" () As Long
- Private Declare Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hwnd As Long, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd 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
-
- ' Try To Get System Info Program PathName From Registry...
- If GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFO, gREGVALSYSINFO, SysInfoPath) Then
- ' Try To Get System Info Program Path Only From Registry...
- ElseIf GetKeyValue(HKEY_LOCAL_MACHINE, gREGKEYSYSINFOLOC, gREGVALSYSINFOLOC, SysInfoPath) Then
- ' Validate Existance Of Known 32 Bit File Version
- If (Dir(SysInfoPath & "MSINFO32.EXE") <> "") Then
- SysInfoPath = SysInfoPath & "MSINFO32.EXE"
-
- ' Error - File Can Not Be Found...
- Else
- GoTo SysInfoErr
- End If
- ' Error - Registry Entry Can Not Be Found...
- Else
- GoTo SysInfoErr
- End If
-
- Call Shell(SysInfoPath, vbNormalFocus)
-
- Exit Sub
- SysInfoErr:
- MsgBox "System Information Is Unavailable At This Time", 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 ' Loop Counter
- Dim rc As Long ' Return Code
- Dim hKey As Long ' Handle To An Open Registry Key
- Dim hDepth As Long '
- Dim KeyValType As Long ' Data Type Of A Registry Key
- Dim tmpVal As String ' Tempory Storage For A Registry Key Value
- Dim KeyValSize As Long ' Size Of Registry Key Variable
- '------------------------------------------------------------
- ' Open RegKey Under KeyRoot {HKEY_LOCAL_MACHINE...}
- '------------------------------------------------------------
- rc = RegOpenKeyEx(KeyRoot, KeyName, 0, KEY_ALL_ACCESS, hKey) ' Open Registry Key
-
- If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' Handle Error...
-
- tmpVal = String$(1024, 0) ' Allocate Variable Space
- KeyValSize = 1024 ' Mark Variable Size
-
- '------------------------------------------------------------
- ' Retrieve Registry Key Value...
- '------------------------------------------------------------
- rc = RegQueryValueEx(hKey, SubKeyRef, 0, _
- KeyValType, tmpVal, KeyValSize) ' Get/Create Key Value
-
- If (rc <> ERROR_SUCCESS) Then GoTo GetKeyError ' Handle Errors
-
- If (Asc(Mid(tmpVal, KeyValSize, 1)) = 0) Then ' Win95 Adds Null Terminated String...
- tmpVal = Left(tmpVal, KeyValSize - 1) ' Null Found, Extract From String
- Else ' WinNT Does NOT Null Terminate String...
- tmpVal = Left(tmpVal, KeyValSize) ' Null Not Found, Extract String Only
- End If
- '------------------------------------------------------------
- ' Determine Key Value Type For Conversion...
- '------------------------------------------------------------
- Select Case KeyValType ' Search Data Types...
- Case REG_SZ ' String Registry Key Data Type
- KeyVal = tmpVal ' Copy String Value
- Case REG_DWORD ' Double Word Registry Key Data Type
- For i = Len(tmpVal) To 1 Step -1 ' Convert Each Bit
- KeyVal = KeyVal + Hex(Asc(Mid(tmpVal, i, 1))) ' Build Value Char. By Char.
- Next
- KeyVal = Format$("&h" + KeyVal) ' Convert Double Word To String
- End Select
-
- GetKeyValue = True ' Return Success
- rc = RegCloseKey(hKey) ' Close Registry Key
- Exit Function ' Exit
-
- GetKeyError: ' Cleanup After An Error Has Occured...
- KeyVal = "" ' Set Return Val To Empty String
- GetKeyValue = False ' Return Failure
- rc = RegCloseKey(hKey) ' Close Registry Key
- End Function
- Private Sub Form_Load()
- Label1 = "This sample application demonstrates how to develop " & _
- "Internet applications with Microsoft Visual Basic " & _
- "and Winsock Control."
- Label2 = "If you want the tutorials and articles about Internet " & _
- "programming with Visual Basic as well as download " & _
- "other samples, please welcome to:"
- End Sub
- Private Sub lblURL_Click()
- ShellExecute GetActiveWindow(), "Open", "http://www.vbip.com/", "", 0&, 1
- End Sub