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ChildNodes.cls
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VERSION 1.0 CLASS
BEGIN
MultiUse = -1 'True
Persistable = 0 'NotPersistable
DataBindingBehavior = 0 'vbNone
DataSourceBehavior = 0 'vbNone
MTSTransactionMode = 0 'NotAnMTSObject
END
Attribute VB_Name = "ChildNodes"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = False
Attribute VB_Ext_KEY = "SavedWithClassBuilder6" ,"Yes"
Attribute VB_Ext_KEY = "Top_Level" ,"No"
Attribute VB_Ext_KEY = "Collection" ,"clsNode"
Attribute VB_Ext_KEY = "Member0" ,"clsNode"
Option Explicit
'local variable to hold collection
Private mCol As Collection
Public Function Add() As clsNode
'create a new object
Dim objNewMember As clsNode
Set objNewMember = New clsNode
'set the properties passed into the method
Set Add = objNewMember
'Set objNewMember = Nothing
End Function
Public Property Get Item(vntIndexKey As Variant) As clsNode
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