using System;
using System.Collections;
using System.Collections.Generic;
using Cpp2IlInjected;

namespace UnityEngine.UI.Collections
{
	// Token: 0x02000088 RID: 136
	[Token(Token = "0x2000047")]
	internal class IndexedSet<T> : IList<T>, ICollection<T>, IEnumerable<T>, IEnumerable
	{
		// Token: 0x06000523 RID: 1315 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004A4")]
		[Address(RVA = "0x28FDAB0", Offset = "0x28FC8B0", VA = "0x1828FDAB0", Slot = "11")]
		public void Add(T item)
		{
		}

		// Token: 0x06000524 RID: 1316 RVA: 0x00003ED0 File Offset: 0x000020D0
		[Token(Token = "0x60004A5")]
		[Address(RVA = "0x28FD9E0", Offset = "0x28FC7E0", VA = "0x1828FD9E0")]
		public bool AddUnique(T item)
		{
			return default(bool);
		}

		// Token: 0x06000525 RID: 1317 RVA: 0x00003EE8 File Offset: 0x000020E8
		[Token(Token = "0x60004A6")]
		[Address(RVA = "0x28FDF70", Offset = "0x28FCD70", VA = "0x1828FDF70", Slot = "15")]
		public bool Remove(T item)
		{
			return default(bool);
		}

		// Token: 0x06000526 RID: 1318 RVA: 0x00002050 File Offset: 0x00000250
		[Token(Token = "0x60004A7")]
		[Address(RVA = "0x28FDBE0", Offset = "0x28FC9E0", VA = "0x1828FDBE0", Slot = "16")]
		public IEnumerator<T> GetEnumerator()
		{
			return null;
		}

		// Token: 0x06000527 RID: 1319 RVA: 0x00002050 File Offset: 0x00000250
		[Token(Token = "0x60004A8")]
		[Address(RVA = "0x18D04B0", Offset = "0x18CF2B0", VA = "0x1818D04B0", Slot = "17")]
		IEnumerator IEnumerable.GetEnumerator()
		{
			return null;
		}

		// Token: 0x06000528 RID: 1320 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004A9")]
		[Address(RVA = "0x28FDB50", Offset = "0x28FC950", VA = "0x1828FDB50", Slot = "12")]
		public void Clear()
		{
		}

		// Token: 0x06000529 RID: 1321 RVA: 0x00003F00 File Offset: 0x00002100
		[Token(Token = "0x60004AA")]
		[Address(RVA = "0x1191E30", Offset = "0x1190C30", VA = "0x181191E30", Slot = "13")]
		public bool Contains(T item)
		{
			return default(bool);
		}

		// Token: 0x0600052A RID: 1322 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004AB")]
		[Address(RVA = "0x28FDBB0", Offset = "0x28FC9B0", VA = "0x1828FDBB0", Slot = "14")]
		public void CopyTo(T[] array, int arrayIndex)
		{
		}

		// Token: 0x17000157 RID: 343
		// (get) Token: 0x0600052B RID: 1323 RVA: 0x00003F18 File Offset: 0x00002118
		[Token(Token = "0x17000144")]
		public int Count
		{
			[Token(Token = "0x60004AC")]
			[Address(RVA = "0x210C950", Offset = "0x210B750", VA = "0x18210C950", Slot = "9")]
			get
			{
				return 0;
			}
		}

		// Token: 0x17000158 RID: 344
		// (get) Token: 0x0600052C RID: 1324 RVA: 0x00003F30 File Offset: 0x00002130
		[Token(Token = "0x17000145")]
		public bool IsReadOnly
		{
			[Token(Token = "0x60004AD")]
			[Address(RVA = "0x403930", Offset = "0x402730", VA = "0x180403930", Slot = "10")]
			get
			{
				return default(bool);
			}
		}

		// Token: 0x0600052D RID: 1325 RVA: 0x00003F48 File Offset: 0x00002148
		[Token(Token = "0x60004AE")]
		[Address(RVA = "0x28FDC30", Offset = "0x28FCA30", VA = "0x1828FDC30", Slot = "6")]
		public int IndexOf(T item)
		{
			return 0;
		}

		// Token: 0x0600052E RID: 1326 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004AF")]
		[Address(RVA = "0x28FDC80", Offset = "0x28FCA80", VA = "0x1828FDC80", Slot = "7")]
		public void Insert(int index, T item)
		{
		}

		// Token: 0x0600052F RID: 1327 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004B0")]
		[Address(RVA = "0x28FDDE0", Offset = "0x28FCBE0", VA = "0x1828FDDE0", Slot = "8")]
		public void RemoveAt(int index)
		{
		}

		// Token: 0x17000159 RID: 345
		[Token(Token = "0x17000146")]
		public T this[int index]
		{
			[Token(Token = "0x60004B1")]
			[Address(RVA = "0x1C9CCB0", Offset = "0x1C9BAB0", VA = "0x181C9CCB0", Slot = "4")]
			get
			{
				return null;
			}
			[Token(Token = "0x60004B2")]
			[Address(RVA = "0x28FE1A0", Offset = "0x28FCFA0", VA = "0x1828FE1A0", Slot = "5")]
			set
			{
			}
		}

		// Token: 0x06000532 RID: 1330 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004B3")]
		[Address(RVA = "0x28FDCE0", Offset = "0x28FCAE0", VA = "0x1828FDCE0")]
		public void RemoveAll(Predicate<T> match)
		{
		}

		// Token: 0x06000533 RID: 1331 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004B4")]
		[Address(RVA = "0x28FDFF0", Offset = "0x28FCDF0", VA = "0x1828FDFF0")]
		public void Sort(Comparison<T> sortLayoutFunction)
		{
		}

		// Token: 0x06000534 RID: 1332 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x60004B5")]
		[Address(RVA = "0x28FE0D0", Offset = "0x28FCED0", VA = "0x1828FE0D0")]
		public IndexedSet()
		{
		}

		// Token: 0x04000266 RID: 614
		[FieldOffset(Offset = "0x0")]
		[Token(Token = "0x400018D")]
		private readonly List<T> m_List;

		// Token: 0x04000267 RID: 615
		[FieldOffset(Offset = "0x0")]
		[Token(Token = "0x400018E")]
		private Dictionary<T, int> m_Dictionary;
	}
}