StateMachine.Pro 1.1.5

.NET Standard 2.1 This package targets .NET Standard 2.1. The package is compatible with this framework or higher. 
dotnet add package StateMachine.Pro --version 1.1.5                

                    
                

            
NuGet\Install-Package StateMachine.Pro -Version 1.1.5
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="StateMachine.Pro" Version="1.1.5" />
For projects that support PackageReference, copy this XML node into the project file to reference the package. 
paket add StateMachine.Pro --version 1.1.5                

                    
                

            
#r "nuget: StateMachine.Pro, 1.1.5"
#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 StateMachine.Pro as a Cake Addin
#addin nuget:?package=StateMachine.Pro&version=1.1.5

// Install StateMachine.Pro as a Cake Tool
#tool nuget:?package=StateMachine.Pro&version=1.1.5

Overview

The library that helps you implement a stateful object, i.e. state pattern.

Reference

namespace System.StateMachine;
public interface IStateful<T> where T : StateBase<T> {

    protected T? State { get; set; }

    protected void SetState(T? state, object? argument, Action<T>? callback);
    protected void AddState(T state, object? argument);
    protected void RemoveState(T state, object? argument, Action<T>? callback);

}
public abstract class StateBase<TThis> where TThis : StateBase<TThis> {

    private protected IStateful<TThis>? Owner { get; private set; }
    public IStateful<TThis>? Stateful { get; }

    public event Action<object?>? OnBeforeAttachEvent;
    public event Action<object?>? OnAfterAttachEvent;
    public event Action<object?>? OnBeforeDetachEvent;
    public event Action<object?>? OnAfterDetachEvent;

    public StateBase();

    internal virtual void Attach(IStateful<TThis> owner, object? argument);
    internal virtual void Detach(IStateful<TThis> owner, object? argument);

    protected abstract void OnAttach(object? argument);
    protected virtual void OnBeforeAttach(object? argument);
    protected virtual void OnAfterAttach(object? argument);

    protected abstract void OnDetach(object? argument);
    protected virtual void OnBeforeDetach(object? argument);
    protected virtual void OnAfterDetach(object? argument);

}
public abstract class StateBase2<TThis> : StateBase<TThis> where TThis : StateBase2<TThis> {
    public enum Activity_ {
        Inactive,
        Activating,
        Active,
        Deactivating,
    }

    public Activity_ Activity { get; private set; }

    public event Action<object?>? OnBeforeActivateEvent;
    public event Action<object?>? OnAfterActivateEvent;
    public event Action<object?>? OnBeforeDeactivateEvent;
    public event Action<object?>? OnAfterDeactivateEvent;

    public StateBase2();

    internal sealed override void Attach(IStateful<TThis> owner, object? argument);
    internal sealed override void Detach(IStateful<TThis> owner, object? argument);

    private void Activate(object? argument);
    private void Deactivate(object? argument);

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

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

}

namespace System.StateMachine.Hierarchical;
public interface IStateful<T> where T : StateBase<T> {

    protected T? State { get; set; }

    protected void SetState(T? state, object? argument, Action<T>? callback);
    protected void AddState(T state, object? argument);
    protected internal void RemoveState(T state, object? argument, Action<T>? callback);

}
public abstract class StateBase<TThis> where TThis : StateBase<TThis> {

    private protected object? Owner { get; private set; }
    public IStateful<TThis>? Stateful { get; }

    public event Action<object?>? OnBeforeAttachEvent;
    public event Action<object?>? OnAfterAttachEvent;
    public event Action<object?>? OnBeforeDetachEvent;
    public event Action<object?>? OnAfterDetachEvent;

    public StateBase();

    internal virtual void Attach(IStateful<TThis> owner, object? argument);
    internal virtual void Detach(IStateful<TThis> owner, object? argument);

    internal virtual void Attach(TThis owner, object? argument);
    internal virtual void Detach(TThis owner, object? argument);

    protected abstract void OnAttach(object? argument);
    protected virtual void OnBeforeAttach(object? argument);
    protected virtual void OnAfterAttach(object? argument);

    protected abstract void OnDetach(object? argument);
    protected virtual void OnBeforeDetach(object? argument);
    protected virtual void OnAfterDetach(object? argument);

}
public abstract class StateBase2<TThis> : StateBase<TThis> where TThis : StateBase2<TThis> {
    public enum Activity_ {
        Inactive,
        Activating,
        Active,
        Deactivating,
    }

    public Activity_ Activity { get; private set; }

    public event Action<object?>? OnBeforeActivateEvent;
    public event Action<object?>? OnAfterActivateEvent;
    public event Action<object?>? OnBeforeDeactivateEvent;
    public event Action<object?>? OnAfterDeactivateEvent;

    public StateBase2();

    internal sealed override void Attach(IStateful<TThis> owner, object? argument);
    internal sealed override void Detach(IStateful<TThis> owner, object? argument);

    internal sealed override void Attach(TThis owner, object? argument);
    internal sealed override void Detach(TThis owner, object? argument);

    private void Activate(object? argument);
    private void Deactivate(object? argument);

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

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

}
public abstract class StateBase3<TThis> : StateBase2<TThis> where TThis : StateBase3<TThis> {

    [MemberNotNullWhen( false, nameof( Parent ) )] public bool IsRoot { get; }
    public TThis Root { get; }

    public TThis? Parent { get; }
    public IEnumerable<TThis> Ancestors { get; }
    public IEnumerable<TThis> AncestorsAndSelf { get; }

    public TThis? Child { get; private set; }
    public IEnumerable<TThis> Descendants { get; }
    public IEnumerable<TThis> DescendantsAndSelf { get; }

    public StateBase3();

    protected void SetChild(TThis child, object? argument, Action<TThis>? callback);
    protected virtual void AddChild(TThis child, object? argument);
    protected virtual void RemoveChild(TThis child, object? argument, Action<TThis>? callback);
    protected void RemoveSelf(object? argument, Action<TThis>? callback);

}
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
1.1.5 47 1/2/2025
1.1.4 81 12/23/2024
1.1.3 82 11/28/2024
1.1.2 88 11/26/2024
1.1.0 88 11/20/2024
1.0.5 84 11/20/2024
1.0.4 88 11/14/2024
1.0.3 89 11/4/2024
1.0.2 92 10/24/2024
1.0.1 86 10/23/2024
1.0.0 101 9/11/2024