frmaddsnippet.frm

一个完整的HTML编辑器

VERSION 5.00
Begin VB.Form frmAddCd 
   Caption         =   "Add CD"
   ClientHeight    =   6000
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   7785
   LinkTopic       =   "Form1"
   ScaleHeight     =   6000
   ScaleWidth      =   7785
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton cmdDone 
      Caption         =   "Cancel"
      Height          =   375
      Left            =   6240
      TabIndex        =   5
      Top             =   120
      Width           =   1455
   End
   Begin VB.CommandButton cmdAdd 
      Caption         =   "Add Snippet"
      Height          =   375
      Left            =   4560
      TabIndex        =   4
      Top             =   120
      Width           =   1455
   End
   Begin VB.TextBox txtArtist 
      Height          =   4845
      Left            =   120
      MultiLine       =   -1  'True
      TabIndex        =   3
      Top             =   720
      Width           =   7575
   End
   Begin VB.TextBox txtTitle 
      Height          =   285
      Left            =   600
      TabIndex        =   2
      Top             =   165
      Width           =   2415
   End
   Begin VB.TextBox txtCDID 
      Height          =   285
      Left            =   3120
      TabIndex        =   1
      Top             =   165
      Visible         =   0   'False
      Width           =   855
   End
   Begin VB.Label Label1 
      Caption         =   "Title:"
      Height          =   255
      Index           =   1
      Left            =   120
      TabIndex        =   0
      Top             =   180
      Width           =   375
   End
End
Attribute VB_Name = "frmAddCd"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
'##########################
Dim NumRecords As Integer
Dim intFileNum As Integer
Dim lngRecLength As Long
'##########################



Private Type AddCD
    intID As Integer
    strTitle As String * 30
    strArtist As String * 9000
End Type

Private Sub cmdDone_Click()
Unload frmAddCd
End Sub

Private Sub Form_Load()
Dim udtCD As AddCD
Dim intCDFile As Integer, lngRecLength As Long, lngNextCDID As Long
Dim NumRecords As Integer
Dim intFileNum As Integer
intFileNum = FreeFile
'Open File
intCDFile = FreeFile
lngRecLength = LenB(udtCD)
Open "C:\CdIndex.dat" For Random As #intCDFile Len = lngRecLength
'Next rec (NUMRECORDS)
If LOF(intFileNum) Mod lngRecLength = 0 Then
NumRecords = (LOF(intFileNum) \ lngRecLength)
Else
NumRecords = (LOF(intFileNum) \ lngRecLength) + 1
End If
lngNextCDID = NumRecords + 1
txtCDID.Text = lngNextCDID
txtCDID.Enabled = False
Close #intCDFile
End Sub


Private Sub cmdAdd_Click()
Dim udtNewCD As AddCD
Dim intCDFile As Integer, lngRecLength As Long, lngCDID As Long
'Check if not ""
If txtTitle.Text = "" Then
MsgBox ("Please Enter Data")
Exit Sub
Else

'Open File
intCDFile = FreeFile
lngRecLength = LenB(udtNewCD)
Open "C:\CdIndex.dat" For Random As #intCDFile Len = lngRecLength

'Adds New CD
lngCDID = txtCDID.Text
udtNewCD.strArtist = txtArtist.Text
udtNewCD.strTitle = txtTitle.Text


Put #intCDFile, lngCDID, udtNewCD

'Make txt ""
txtCDID.Text = lngCDID + 1
txtTitle.Text = ""
txtArtist.Text = ""
Close #intCDFile
End If
End Sub