HierarchicalTreeMachine 1.0.7

There is a newer version of this package available.
See the version list below for details.
dotnet add package HierarchicalTreeMachine --version 1.0.7                
NuGet\Install-Package HierarchicalTreeMachine -Version 1.0.7                
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="HierarchicalTreeMachine" Version="1.0.7" />                
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add HierarchicalTreeMachine --version 1.0.7                
#r "nuget: HierarchicalTreeMachine, 1.0.7"                
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install HierarchicalTreeMachine as a Cake Addin
#addin nuget:?package=HierarchicalTreeMachine&version=1.0.7

// Install HierarchicalTreeMachine as a Cake Tool
#tool nuget:?package=HierarchicalTreeMachine&version=1.0.7                

Overview

The library for implementation of advanced hierarchical tree structure. Let's look in more detail. The tree has a root node. Any node has any number of child nodes. So as a result we get a tree-like structure.

Reference

public interface ITree {
}
public interface ITree<T> : ITree where T : NodeBase<T> {

    protected T? Root { get; set; }

    protected void SetRoot(T? root, object? argument = null);

}
public abstract class NodeBase {
    public enum State_ {
        Inactive,
        Activating,
        Active,
        Deactivating,
    }
}
public abstract class NodeBase<T> : NodeBase where T : NodeBase<T> {

    public State_ State { get; }
    public ITree<T>? Tree { get; }
    public T? Parent { get; }
    public bool IsRoot { get; }
    public T Root { get; }
    public IEnumerable<T> Ancestors { get; }
    public IEnumerable<T> AncestorsAndSelf { get; }
    public IReadOnlyList<T> Children { get; }
    public IEnumerable<T> Descendants { get; }
    public IEnumerable<T> DescendantsAndSelf { get; }
    public Action<object?>? OnBeforeActivateEvent;
    public Action<object?>? OnAfterActivateEvent;
    public Action<object?>? OnBeforeDeactivateEvent;
    public Action<object?>? OnAfterDeactivateEvent;
    public Action<T, object?>? OnBeforeDescendantActivateEvent;
    public Action<T, object?>? OnAfterDescendantActivateEvent;
    public Action<T, object?>? OnBeforeDescendantDeactivateEvent;
    public Action<T, object?>? OnAfterDescendantDeactivateEvent;

    public NodeBase() {
    }

    protected virtual void OnBeforeActivate(object? argument);
    protected abstract void OnActivate(object? argument);
    protected virtual void OnAfterActivate(object? argument);

    protected virtual void OnBeforeDeactivate(object? argument);
    protected abstract void OnDeactivate(object? argument);
    protected virtual void OnAfterDeactivate(object? argument);

    protected abstract void OnBeforeDescendantActivate(T descendant, object? argument);
    protected abstract void OnAfterDescendantActivate(T descendant, object? argument);

    protected abstract void OnBeforeDescendantDeactivate(T descendant, object? argument);
    protected abstract void OnAfterDescendantDeactivate(T descendant, object? argument);

    protected virtual void AddChild(T child, object? argument = null);
    protected virtual void RemoveChild(T child, object? argument = null);
    protected bool RemoveChild(Func<T, bool> predicate, object? argument = null);
    protected void RemoveChildren(IEnumerable<T> children, object? argument = null);
    protected int RemoveChildren(Func<T, bool> predicate, object? argument = null);
    protected void RemoveSelf(object? argument = null);

    protected virtual void Sort(List<T> children);

}

Example

internal class Tree : TreeBase<NodeBase2>, IDisposable {

    public Tree() {
        SetRoot( new RootNode() );
    }
    public void Dispose() {
        SetRoot( null );
    }

}
internal abstract class NodeBase2 : NodeBase<NodeBase2> {

    protected override void OnActivate(object? argument) {
        TestContext.WriteLine( "OnActivate: " + GetType().Name );
    }
    protected override void OnDeactivate(object? argument) {
        TestContext.WriteLine( "OnDeactivate: " + GetType().Name );
    }

    protected override void OnBeforeDescendantActivate(NodeBase2 descendant, object? argument) {
    }
    protected override void OnAfterDescendantActivate(NodeBase2 descendant, object? argument) {
    }
    protected override void OnBeforeDescendantDeactivate(NodeBase2 descendant, object? argument) {
    }
    protected override void OnAfterDescendantDeactivate(NodeBase2 descendant, object? argument) {
    }

}
internal class RootNode : NodeBase2 {

    public RootNode() {
        AddChild( new A_Node() );
        AddChild( new B_Node() );
    }

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
    }
    protected override void OnDeactivate(object? argument) {
        base.OnDeactivate( argument );
    }

}
internal class A_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
        AddChild( new A1_Node() );
        AddChild( new A2_Node() );
    }
    protected override void OnDeactivate(object? argument) {
        RemoveChildren( i => true );
        base.OnDeactivate( argument );
    }

}
internal class B_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
        AddChild( new B1_Node() );
        AddChild( new B2_Node() );
    }
    protected override void OnDeactivate(object? argument) {
        //RemoveChildren( i => true );
        base.OnDeactivate( argument );
    }

}
internal class A1_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
    }
    protected override void OnDeactivate(object? argument) {
        base.OnDeactivate( argument );
    }

}
internal class A2_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
    }
    protected override void OnDeactivate(object? argument) {
        base.OnDeactivate( argument );
    }

}
internal class B1_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
    }
    protected override void OnDeactivate(object? argument) {
        base.OnDeactivate( argument );
    }

}
internal class B2_Node : NodeBase2 {

    protected override void OnActivate(object? argument) {
        base.OnActivate( argument );
    }
    protected override void OnDeactivate(object? argument) {
        base.OnDeactivate( argument );
    }

}
Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.1 is compatible. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages

This package is not used by any NuGet packages.

GitHub repositories

This package is not used by any popular GitHub repositories.

Version Downloads Last updated
1.0.9 64 10/24/2024
1.0.8 71 10/23/2024
1.0.7 104 9/11/2024
1.0.6 105 9/11/2024
1.0.5 102 9/11/2024
1.0.4 90 9/10/2024
1.0.3 95 9/10/2024
1.0.2 92 9/8/2024
1.0.1 101 9/4/2024
1.0.0 93 8/29/2024