📄 frmabout.frm
字号:
VERSION 5.00
Begin VB.Form frmAbout
BackColor = &H00FFFFFF&
BorderStyle = 3 'Fixed Dialog
Caption = "Author"
ClientHeight = 2580
ClientLeft = 4980
ClientTop = 3690
ClientWidth = 5670
ClipControls = 0 'False
LinkTopic = "Form2"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 1780.761
ScaleMode = 0 'User
ScaleWidth = 5324.422
ShowInTaskbar = 0 'False
Begin VB.Timer timeInc
Interval = 30
Left = 0
Top = 0
End
Begin VB.Timer timeDec
Enabled = 0 'False
Interval = 30
Left = 0
Top = 720
End
Begin VB.CommandButton OKButton
Caption = "&OK"
BeginProperty Font
Name = "Arial"
Size = 12
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 375
Left = 4080
Style = 1 'Graphical
TabIndex = 0
Top = 1560
Width = 1335
End
Begin VB.PictureBox Picture1
Height = 1095
Left = 240
Picture = "frmAbout.frx":0000
ScaleHeight = 1035
ScaleWidth = 1155
TabIndex = 2
Top = 120
Width = 1215
End
Begin VB.CommandButton cmdSysInfo
Caption = "&System Information"
BeginProperty Font
Name = "Arial"
Size = 9.75
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 345
Left = 3120
TabIndex = 1
Top = 2040
Width = 2325
End
Begin VB.Label Label6
BackStyle = 0 'Transparent
Caption = "This Program is for simply connecting with database."
BeginProperty Font
Name = "Arial"
Size = 9
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 735
Left = 1800
TabIndex = 8
Top = 840
Width = 2295
End
Begin VB.Label Label5
BackStyle = 0 'Transparent
Caption = "RaviChandran R"
BeginProperty Font
Name = "Arial"
Size = 12
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 255
Left = 1920
TabIndex = 7
Top = 240
Width = 2055
End
Begin VB.Label Label1
BackStyle = 0 'Transparent
Caption = "Ravi Chandran R"
BeginProperty Font
Name = "Arial"
Size = 9.75
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00000000&
Height = 255
Left = 1800
TabIndex = 6
Top = 3480
Width = 1935
End
Begin VB.Label Label2
BackStyle = 0 'Transparent
Caption = "BE Student"
BeginProperty Font
Name = "Arial"
Size = 9.75
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 375
Left = 1800
TabIndex = 5
Top = 3840
Width = 1815
End
Begin VB.Label Label3
BackStyle = 0 'Transparent
Caption = "Computer Science Department"
BeginProperty Font
Name = "Arial"
Size = 12
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 375
Left = 1800
TabIndex = 4
Top = 4200
Width = 3375
End
Begin VB.Label Label4
BackStyle = 0 'Transparent
Caption = "Email : cs.ravins@gmail.com"
BeginProperty Font
Name = "Cordia New"
Size = 14.25
Charset = 0
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF0000&
Height = 375
Left = 240
TabIndex = 3
Top = 1920
Width = 2535
End
End
Attribute VB_Name = "frmAbout"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim a As Byte
Private Declare Function SetWindowPos Lib "user32" (ByVal hWnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal Y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hWnd As Long, ByVal crKey As Long, ByVal balpha As Byte, ByVal dwFlags As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Const LWA_COLORKEY = &H3
Const LWA_ALPHA = &H3
Const GWL_EXSTYLE = (-20)
Const WS_EX_LAYERED = &H80000
Dim lngVal As Long
' 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 = "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
' Try To Get System Info Program Path\Name 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_Close()
timeInc.Enabled = False
timeDec.Enabled = True
End Sub
Private Sub Form_Load()
Ravins_Increase Me.hWnd, 1
End Sub
Private Sub OKButton_Click()
Call Form_Close
End Sub
Private Sub Ravins_Increase(hWnd As Long, balpha As Byte)
lngVal = GetWindowLong(hWnd, GWL_EXSTYLE)
lngVal = lngVal Or WS_EX_LAYERED
SetWindowLong hWnd, GWL_EXSTYLE, lngVal
SetLayeredWindowAttributes hWnd, 5, balpha, LWA_ALPHA Or LWA_COLORKEY
End Sub
Private Sub Ravins_Decrease(hWnd As Long, balpha As Byte)
lngVal = GetWindowLong(hWnd, GWL_EXSTYLE)
lngVal = lngVal Or WS_EX_LAYERED
SetWindowLong hWnd, GWL_EXSTYLE, lngVal
SetLayeredWindowAttributes hWnd, 5, balpha, LWA_ALPHA Or LWA_COLORKEY
End Sub
Private Sub timeDec_Timer()
If a <= 10 Then
Unload Me
Else
Ravins_Decrease Me.hWnd, a
a = a - 10
End If
End Sub
Private Sub timeInc_Timer()
If a >= 250 Then
timeInc.Enabled = False
Else
a = a + 5
End If
Ravins_Increase Me.hWnd, a
End Sub
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