65 lines
1.4 KiB
C#
65 lines
1.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace Maki
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{
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internal abstract class BaseManager<T> : IDisposable
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{
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protected readonly HashSet<T> Collection = new HashSet<T>();
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public IEnumerable<T> Items => Collection;
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public int Count => Collection.Count;
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public event Action<T> OnAdd;
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public event Action<T> OnRemove;
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protected virtual bool DisposeOnRemove => true;
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protected bool IsDisposed = false;
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~BaseManager()
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=> Dispose(false);
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected void Dispose(bool disposing)
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{
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if (IsDisposed)
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return;
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IsDisposed = true;
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Collection.ToList().ForEach(x => Remove(x));
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Collection.Clear();
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}
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public virtual void Add(T item)
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{
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if (item == null)
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return;
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lock (Collection)
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Collection.Add(item);
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OnAdd?.Invoke(item);
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}
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public virtual void Remove(T item)
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{
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if (item == null)
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return;
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lock (Collection)
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Collection.Remove(item);
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OnRemove?.Invoke(item);
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if (DisposeOnRemove && item is IDisposable)
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(item as IDisposable).Dispose();
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}
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}
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}
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