41 lines
1.2 KiB
C#
41 lines
1.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Deedy.Activity
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{
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public class DeedyElementCollection : ObservableCollection<IElement>
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{
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public DeedyElementCollection() : this(false) { }
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public DeedyElementCollection(bool needDistinct = false)
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{
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this._needDistinct = needDistinct;
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}
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private bool _needDistinct = false;
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public void AddRange(params IElement[] elements)
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{
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foreach (var element in elements) this.Add(element);
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}
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public void AddRange([AllowNull] IEnumerable<IElement> elements)
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{
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if (elements != null) foreach (var element in elements) this.Add(element);
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}
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public new void Add([AllowNull] IElement element)
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{
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if (element == null) return;
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if (this._needDistinct)
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{
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foreach (var item in this.Items)
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{
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if (element.DEClass == item.DEClass && element.DETitle == item.DETitle) return;
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}
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}
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base.Add(element);
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}
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}
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}
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