1 |
#Region "Microsoft.VisualBasic::5557f46e84be9886582f93fd87df5fe6, Microsoft.VisualBasic.Core\ComponentModel\DataStructures\Tree\TreeNodeBase.vb"
|
2 |
|
3 |
|
4 |
|
5 |
|
6 |
|
7 |
|
8 |
|
9 |
|
10 |
|
11 |
|
12 |
|
13 |
|
14 |
|
15 |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 |
|
23 |
|
24 |
|
25 |
|
26 |
|
27 |
|
28 |
|
29 |
|
30 |
|
31 |
|
32 |
|
33 |
|
34 |
|
35 |
|
36 |
|
37 |
|
38 |
|
39 |
|
40 |
|
41 |
|
42 |
|
43 |
|
44 |
|
45 |
|
46 |
|
47 |
|
48 |
|
49 |
#End Region
|
50 |
|
51 |
Imports System.Runtime.CompilerServices
|
52 |
|
53 |
Namespace ComponentModel.DataStructures.Tree
|
54 |
|
55 |
|
56 |
|
57 |
|
58 |
|
59 |
|
60 |
Public MustInherit Class TreeNodeBase(Of T As {
|
61 |
Class, ITreeNode(Of T)
|
62 |
})
|
63 |
Implements ITreeNode(Of T), IEnumerable(Of T)
|
64 |
|
65 |
|
66 |
|
67 |
|
68 |
<param name="name"></param>
|
69 |
Protected Sub New(name As String)
|
70 |
Me.Name = name
|
71 |
ChildNodes = New List(Of T)()
|
72 |
End Sub
|
73 |
|
74 |
|
75 |
Name
|
76 |
|
77 |
Public Property Name() As String
|
78 |
|
79 |
|
80 |
Parent
|
81 |
|
82 |
Public Property Parent() As T Implements ITreeNode(Of T).Parent
|
83 |
|
84 |
|
85 |
Children
|
86 |
|
87 |
Public Property ChildNodes() As List(Of T) Implements ITreeNode(Of T).ChildNodes
|
88 |
|
89 |
|
90 |
Me/this
|
91 |
|
92 |
Public MustOverride ReadOnly Property MySelf() As T
|
93 |
|
94 |
|
95 |
True if a Leaf Node
|
96 |
|
97 |
Public ReadOnly Property IsLeaf() As Boolean Implements ITreeNode(Of T).IsLeaf
|
98 |
<MethodImpl(MethodImplOptions.AggressiveInlining)>
|
99 |
Get
|
100 |
Return ChildNodes.Count = 0
|
101 |
End Get
|
102 |
End Property
|
103 |
|
104 |
|
105 |
True if the Root of the Tree
|
106 |
|
107 |
Public ReadOnly Property IsRoot() As Boolean Implements ITreeNode(Of T).IsRoot
|
108 |
<MethodImpl(MethodImplOptions.AggressiveInlining)>
|
109 |
Get
|
110 |
Return Parent Is Nothing
|
111 |
End Get
|
112 |
End Property
|
113 |
|
114 |
<MethodImpl(MethodImplOptions.AggressiveInlining)>
|
115 |
Public Function MaxTravelDepth() As Integer
|
116 |
Return __travelInternal(Me.MySelf)
|
117 |
End Function
|
118 |
|
119 |
Private Shared Function __travelInternal(child As T) As Integer
|
120 |
Dim l As New List(Of Integer) From {0}
|
121 |
|
122 |
For Each c As T In child.ChildNodes
|
123 |
l.Add(__travelInternal(child:=c))
|
124 |
Next
|
125 |
|
126 |
|
127 |
Return l.Max + 1
|
128 |
End Function
|
129 |
|
130 |
|
131 |
List of Leaf Nodes
|
132 |
|
133 |
|
134 |
<MethodImpl(MethodImplOptions.AggressiveInlining)>
|
135 |
Public Function GetLeafNodes() As List(Of T)
|
136 |
Return ChildNodes.Where(Function(x) x.IsLeaf).AsList()
|
137 |
End Function
|
138 |
|
139 |
|
140 |
List of Non Leaf Nodes
|
141 |
|
142 |
|
143 |
<MethodImpl(MethodImplOptions.AggressiveInlining)>
|
144 |
Public Function GetNonLeafNodes() As List(Of T)
|
145 |
Return ChildNodes.Where(Function(x) Not x.IsLeaf).AsList()
|
146 |
End Function
|
147 |
|
148 |
|
149 |
Get the Root Node of the Tree
|
150 |
|
151 |
Public Function GetRootNode() As T Implements ITreeNode(Of T).GetRootNode
|
152 |
If Parent Is Nothing Then
|
153 |
Return MySelf
|
154 |
End If
|
155 |
|
156 |
Return Parent.GetRootNode()
|
157 |
End Function
|
158 |
|
159 |
|
160 |
Dot separated name from the Root to this Tree Node
|
161 |
|
162 |
Public ReadOnly Property FullyQualifiedName() As String Implements ITreeNode(Of T).FullyQualifiedName
|
163 |
Get
|
164 |
If Parent Is Nothing Then
|
165 |
Return Name
|
166 |
End If
|
167 |
|
168 |
Return String.Format("{0}.{1}", Parent.FullyQualifiedName(), Name)
|
169 |
End Get
|
170 |
End Property
|
171 |
|
172 |
|
173 |
Add a Child Tree Node
|
174 |
|
175 |
<param name="child"></param>
|
176 |
Public Sub AddChild(child As T)
|
177 |
child.Parent = MySelf
|
178 |
ChildNodes.Add(child)
|
179 |
End Sub
|
180 |
|
181 |
|
182 |
Add a collection of child Tree Nodes
|
183 |
|
184 |
<param name="children"></param>
|
185 |
Public Sub AddChildren(children As IEnumerable(Of T))
|
186 |
For Each child As T In children
|
187 |
AddChild(child)
|
188 |
Next
|
189 |
End Sub
|
190 |
|
191 |
Public Sub ChildCountsTravel(distribute As Dictionary(Of String, Double), Optional getID As Func(Of T, String) = Nothing) Implements ITreeNode(Of T).ChildCountsTravel
|
192 |
Dim count As Double = ChildNodes.Count
|
193 |
Dim childCounts As New Dictionary(Of String, Double)
|
194 |
|
195 |
If getID Is Nothing Then
|
196 |
getID = Function(x) x.FullyQualifiedName
|
197 |
End If
|
198 |
|
199 |
For Each child As T In ChildNodes
|
200 |
|
201 |
Call childCounts.Clear()
|
202 |
Call child.ChildCountsTravel(childCounts, getID)
|
203 |
For Each counts In childCounts
|
204 |
Call distribute.Add(counts.Key, counts.Value)
|
205 |
count += counts.Value
|
206 |
Next
|
207 |
Next
|
208 |
|
209 |
Dim key$ = getID(MySelf)
|
210 |
Call distribute.Add(key, count)
|
211 |
End Sub
|
212 |
|
213 |
|
214 |
Iterates all of my childs
|
215 |
|
216 |
<returns></returns>
|
217 |
Public Iterator Function GetEnumerator() As IEnumerator(Of T) Implements IEnumerable(Of T).GetEnumerator
|
218 |
For Each myChild As T In ChildNodes
|
219 |
Yield myChild
|
220 |
|
221 |
For Each child As T In myChild.IteratesAllChilds
|
222 |
Yield child
|
223 |
Next
|
224 |
Next
|
225 |
End Function
|
226 |
|
227 |
Private Iterator Function IEnumerable_GetEnumerator() As IEnumerator Implements IEnumerable.GetEnumerator
|
228 |
Yield GetEnumerator()
|
229 |
End Function
|
230 |
|
231 |
Public Function IteratesAllChilds() As IEnumerable(Of T) Implements ITreeNode(Of T).IteratesAllChilds
|
232 |
Return Me
|
233 |
End Function
|
234 |
End Class
|
235 |
End Namespace
|