Files
OpenRA/OpenRA.Game/Primitives/ObservableDictionary.cs
2021-03-07 13:00:52 +00:00

134 lines
3.2 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System;
using System.Collections;
using System.Collections.Generic;
namespace OpenRA.Primitives
{
public class ObservableSortedDictionary<TKey, TValue> : ObservableDictionary<TKey, TValue>
{
public ObservableSortedDictionary(IComparer<TKey> comparer)
{
innerDict = new SortedDictionary<TKey, TValue>(comparer);
}
public override void Add(TKey key, TValue value)
{
innerDict.Add(key, value);
FireOnRefresh();
}
}
public class ObservableDictionary<TKey, TValue> : IDictionary<TKey, TValue>, IObservableCollection
{
protected IDictionary<TKey, TValue> innerDict;
public event Action<IObservableCollection, object> OnAdd = (x, k) => { };
public event Action<IObservableCollection, object> OnRemove = (x, k) => { };
// TODO Workaround for https://github.com/OpenRA/OpenRA/issues/6101
#pragma warning disable 67
public event Action<IObservableCollection, int> OnRemoveAt = (x, i) => { };
public event Action<IObservableCollection, object, object> OnSet = (x, o, n) => { };
#pragma warning restore
public event Action<IObservableCollection> OnRefresh = x => { };
protected void FireOnRefresh()
{
OnRefresh(this);
}
protected ObservableDictionary() { }
public ObservableDictionary(IEqualityComparer<TKey> comparer)
{
innerDict = new Dictionary<TKey, TValue>(comparer);
}
public virtual void Add(TKey key, TValue value)
{
innerDict.Add(key, value);
OnAdd(this, key);
}
public bool Remove(TKey key)
{
var found = innerDict.Remove(key);
if (found)
OnRemove(this, key);
return found;
}
public bool ContainsKey(TKey key)
{
return innerDict.ContainsKey(key);
}
public ICollection<TKey> Keys => innerDict.Keys;
public ICollection<TValue> Values => innerDict.Values;
public bool TryGetValue(TKey key, out TValue value)
{
return innerDict.TryGetValue(key, out value);
}
public TValue this[TKey key]
{
get => innerDict[key];
set => innerDict[key] = value;
}
public void Clear()
{
innerDict.Clear();
OnRefresh(this);
}
public int Count => innerDict.Count;
public void Add(KeyValuePair<TKey, TValue> item)
{
Add(item.Key, item.Value);
}
public bool Contains(KeyValuePair<TKey, TValue> item)
{
return innerDict.Contains(item);
}
public void CopyTo(KeyValuePair<TKey, TValue>[] array, int arrayIndex)
{
innerDict.CopyTo(array, arrayIndex);
}
public bool IsReadOnly => innerDict.IsReadOnly;
public bool Remove(KeyValuePair<TKey, TValue> item)
{
return Remove(item.Key);
}
public IEnumerator<KeyValuePair<TKey, TValue>> GetEnumerator()
{
return innerDict.GetEnumerator();
}
IEnumerator IEnumerable.GetEnumerator()
{
return innerDict.GetEnumerator();
}
public IEnumerable ObservedItems => innerDict.Keys;
}
}