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Visual Basic class definition | 2001-10-08 | 4.2 KB | 177 lines |
- VERSION 1.0 CLASS
- BEGIN
- MultiUse = -1 'True
- END
- Attribute VB_Name = "Data"
- Attribute VB_GlobalNameSpace = False
- Attribute VB_Creatable = True
- Attribute VB_PredeclaredId = False
- Attribute VB_Exposed = False
-
- '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- '
- ' Copyright (C) 1999-2001 Microsoft Corporation. All Rights Reserved.
- '
- ' File: data.cls
- ' Content: DATA MIDDLEWARE
- ' replace with your favorite
- ' database code
- '
- '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
-
-
- Private Type rec
- AssemblyId As Long
- ModelPart As String
- PartID As String
- Description As String
- Price As Currency
- CompatibleParts As String
- Stock As String
- PartMake As String
- End Type
-
- Dim rs() As rec
- Dim index As Integer
- Dim lastindex As Integer
- Dim maxsize As Integer
-
- Public Function MoveTop()
- index = 0
- MoveTop = True
- End Function
-
- Public Function IsEOF()
- If index = -1 Then IsEOF = True
- End Function
- Public Function MoveNext()
- If index = lastindex Then
- index = -1
- Exit Function
- End If
-
- index = index + 1
- MoveNext = True
- End Function
-
- Public Property Get ModelPart() As String
- ModelPart = rs(index).ModelPart
- End Property
-
- Public Property Get PartID() As String
- PartID = rs(index).PartID
- End Property
-
- Public Property Get Description() As String
- Description = rs(index).Description
- End Property
-
- Public Property Get Price() As Currency
- Price = rs(index).Price
- End Property
-
- Public Property Get CompatibleParts() As String
- CompatibleParts = rs(index).CompatibleParts
- End Property
-
- Public Property Get Stock() As String
- Stock = rs(index).Stock
- End Property
-
- Public Property Get PartMake() As String
- PartMake = rs(index).PartMake
- End Property
-
- Public Function MoveToModelPartRecord(sname As String) As Boolean
-
- For index = 0 To lastindex
- If (UCase(rs(index).ModelPart) = UCase(sname)) Then
- MoveToModelPartRecord = True
- Exit Function
- End If
- Next
- MoveToModelPartRecord = False
- End Function
-
- Function InitData(sFile As String) As Boolean
- Dim strData As String
- On Local Error GoTo errOut
-
- ReDim rs(100)
- maxsize = 100
-
- Dim fl As Long
- fl = FreeFile
- index = 0
- Open sFile For Input As #fl
- Line Input #fl, strData
- Do While Not EOF(fl)
- Line Input #fl, strData
-
-
- Dim j As Long, q As Long
- Dim r As rec
-
- 'Assembly ID - what assembly does this belong to
- j = 1
- q = InStr(j, strData, Chr(9))
- r.AssemblyId = Mid$(strData, 1, q - 1)
-
- 'Unique ID for all parts
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.PartID = Mid$(strData, j, q - j)
-
- 'Model Part .. whats the name of the part in the xfile
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.ModelPart = Mid$(strData, j + 1, q - 2 - j)
-
- 'Part Price
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.Price =val(Mid$(strData, j + 1, q - 1 - j))
-
- 'Description
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.Description = Mid$(strData, j + 1, q - 2 - j)
-
- 'Stock
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.Stock = Mid$(strData, j, q - j)
-
- 'PartMake
- j = q + 1
- q = InStr(j, strData, Chr(9))
- r.PartMake = Mid$(strData, j + 1, q - j - 2)
-
- 'CompatibleParts
- j = q + 1
- r.CompatibleParts = Mid$(strData, j + 1)
- q = Len(r.CompatibleParts) - 1
- r.CompatibleParts = Mid$(r.CompatibleParts, 1, q)
-
- If index > maxsize Then
- maxsize = maxsize + 100
- ReDim Preserve rs(maxsize)
- End If
-
- rs(index) = r
- lastindex = index
- index = index + 1
-
- Loop
- InitData = True
- Exit Function
- errOut:
- InitData = False
- End Function
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