?? colrefdata.cls
字號:
VERSION 1.0 CLASS
BEGIN
MultiUse = -1 'True
END
Attribute VB_Name = "colRefData"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = False
Attribute VB_Ext_KEY = "SavedWithClassBuilder" ,"Yes"
Option Explicit
'local variable to hold collection
Private mCol As Collection
Public Function Add(Key As String, RawSQL As String, TargetTable As String, RowCount As Long, Filename As String, writeable As Boolean, Optional sKey As String) As cRefData
'create a new object
Dim objNewMember As cRefData
Set objNewMember = New cRefData
'set the properties passed into the method
objNewMember.Key = Key
objNewMember.RawSQL = RawSQL
objNewMember.Filename = Filename
objNewMember.writeable = writeable
objNewMember.Key = Key
objNewMember.RawSQL = RawSQL
objNewMember.TargetTable = TargetTable
objNewMember.RowCount = RowCount
If Len(sKey) = 0 Then
mCol.Add objNewMember
Else
mCol.Add objNewMember, sKey
End If
'return the object created
Set Add = objNewMember
Set objNewMember = Nothing
End Function
Public Property Get Item(vntIndexKey As Variant) As cRefData
Attribute Item.VB_UserMemId = 0
'used when referencing an element in the collection
'vntIndexKey contains either the Index or Key to the collection,
'this is why it is declared as a Variant
'Syntax: Set foo = x.Item(xyz) or Set foo = x.Item(5)
Set Item = mCol(vntIndexKey)
End Property
Public Property Get Count() As Long
'used when retrieving the number of elements in the
'collection. Syntax: Debug.Print x.Count
Count = mCol.Count
End Property
Public Sub Remove(vntIndexKey As Variant)
'used when removing an element from the collection
'vntIndexKey contains either the Index or Key, which is why
'it is declared as a Variant
'Syntax: x.Remove(xyz)
mCol.Remove vntIndexKey
End Sub
Public Property Get NewEnum() As IUnknown
Attribute NewEnum.VB_UserMemId = -4
Attribute NewEnum.VB_MemberFlags = "40"
'this property allows you to enumerate
'this collection with the For...Each syntax
Set NewEnum = mCol.[_NewEnum]
End Property
Private Sub Class_Initialize()
'creates the collection when this class is created
Set mCol = New Collection
End Sub
Private Sub Class_Terminate()
'destroys collection when this class is terminated
Set mCol = Nothing
End Sub
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