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stgsharp/StgSharp.Common/Collections/PartialDictionaryValues.cs
T

106 lines
3.5 KiB
C#

//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// file="PartialDictionaryValues.cs"
// Project: StgSharp
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the “Software”), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software,
// and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and
// this permission notice shall be included in all copies
// or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”,
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
namespace StgSharp.Collections
{
public partial class PartialDictionary<TKey, TValue>
{
internal sealed class PartialDictionaryValues : ICollection<TValue>
{
private readonly PartialDictionary<TKey, TValue> _values;
public PartialDictionaryValues( PartialDictionary<TKey, TValue> value )
{
_values = value;
}
public bool IsReadOnly => true;
public int Count => _values.Count;
public bool Contains( TValue item )
{
foreach( KeyValuePair<TKey, TValue> kvp in _values )
{
if( kvp.Value != null && kvp.Value.Equals( item ) ) {
return true;
}
}
return false;
}
public void CopyTo( TValue[] array, int arrayIndex )
{
foreach( KeyValuePair<TKey, TValue> kvp in _values )
{
array[ arrayIndex ] = kvp.Value;
arrayIndex++;
}
}
public IEnumerator<TValue> GetEnumerator()
{
foreach( TKey key in _values._keys ) {
yield return _values._source[ key ];
}
}
void ICollection<TValue>.Add( TValue item )
{
return;
}
void ICollection<TValue>.Clear()
{
return;
}
bool ICollection<TValue>.Remove( TValue item )
{
throw new NotSupportedException();
}
IEnumerator IEnumerable.GetEnumerator()
{
return GetEnumerator();
}
}
}
}