using System;
using System.Runtime.InteropServices;
using Cpp2IlInjected;

namespace System.Collections
{
	/// <summary>Represents a nongeneric collection of key/value pairs.</summary>
	// Token: 0x020005B7 RID: 1463
	[Token(Token = "0x20005B7")]
	[ComVisible(true)]
	public interface IDictionary : ICollection, IEnumerable
	{
		/// <summary>Gets or sets the element with the specified key.</summary>
		/// <param name="key">The key of the element to get or set.</param>
		/// <returns>The element with the specified key, or <see langword="null" /> if the key does not exist.</returns>
		/// <exception cref="T:System.ArgumentNullException">
		///   <paramref name="key" /> is <see langword="null" />.</exception>
		/// <exception cref="T:System.NotSupportedException">The property is set and the <see cref="T:System.Collections.IDictionary" /> object is read-only.  
		///  -or-  
		///  The property is set, <paramref name="key" /> does not exist in the collection, and the <see cref="T:System.Collections.IDictionary" /> has a fixed size.</exception>
		// Token: 0x170006AB RID: 1707
		[Token(Token = "0x170006AB")]
		object this[object key]
		{
			[Token(Token = "0x6002C68")]
			[Address(Slot = "0")]
			get;
			[Token(Token = "0x6002C69")]
			[Address(Slot = "1")]
			set;
		}

		/// <summary>Gets an <see cref="T:System.Collections.ICollection" /> object containing the keys of the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <returns>An <see cref="T:System.Collections.ICollection" /> object containing the keys of the <see cref="T:System.Collections.IDictionary" /> object.</returns>
		// Token: 0x170006AC RID: 1708
		// (get) Token: 0x06002C6A RID: 11370
		[Token(Token = "0x170006AC")]
		ICollection Keys
		{
			[Token(Token = "0x6002C6A")]
			[Address(Slot = "2")]
			get;
		}

		/// <summary>Gets an <see cref="T:System.Collections.ICollection" /> object containing the values in the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <returns>An <see cref="T:System.Collections.ICollection" /> object containing the values in the <see cref="T:System.Collections.IDictionary" /> object.</returns>
		// Token: 0x170006AD RID: 1709
		// (get) Token: 0x06002C6B RID: 11371
		[Token(Token = "0x170006AD")]
		ICollection Values
		{
			[Token(Token = "0x6002C6B")]
			[Address(Slot = "3")]
			get;
		}

		/// <summary>Determines whether the <see cref="T:System.Collections.IDictionary" /> object contains an element with the specified key.</summary>
		/// <param name="key">The key to locate in the <see cref="T:System.Collections.IDictionary" /> object.</param>
		/// <returns>
		///   <see langword="true" /> if the <see cref="T:System.Collections.IDictionary" /> contains an element with the key; otherwise, <see langword="false" />.</returns>
		/// <exception cref="T:System.ArgumentNullException">
		///   <paramref name="key" /> is <see langword="null" />.</exception>
		// Token: 0x06002C6C RID: 11372
		[Token(Token = "0x6002C6C")]
		[Address(Slot = "4")]
		bool Contains(object key);

		/// <summary>Adds an element with the provided key and value to the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <param name="key">The <see cref="T:System.Object" /> to use as the key of the element to add.</param>
		/// <param name="value">The <see cref="T:System.Object" /> to use as the value of the element to add.</param>
		/// <exception cref="T:System.ArgumentNullException">
		///   <paramref name="key" /> is <see langword="null" />.</exception>
		/// <exception cref="T:System.ArgumentException">An element with the same key already exists in the <see cref="T:System.Collections.IDictionary" /> object.</exception>
		/// <exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.IDictionary" /> is read-only.  
		///  -or-  
		///  The <see cref="T:System.Collections.IDictionary" /> has a fixed size.</exception>
		// Token: 0x06002C6D RID: 11373
		[Token(Token = "0x6002C6D")]
		[Address(Slot = "5")]
		void Add(object key, object value);

		/// <summary>Removes all elements from the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.IDictionary" /> object is read-only.</exception>
		// Token: 0x06002C6E RID: 11374
		[Token(Token = "0x6002C6E")]
		[Address(Slot = "6")]
		void Clear();

		/// <summary>Gets a value indicating whether the <see cref="T:System.Collections.IDictionary" /> object is read-only.</summary>
		/// <returns>
		///   <see langword="true" /> if the <see cref="T:System.Collections.IDictionary" /> object is read-only; otherwise, <see langword="false" />.</returns>
		// Token: 0x170006AE RID: 1710
		// (get) Token: 0x06002C6F RID: 11375
		[Token(Token = "0x170006AE")]
		bool IsReadOnly
		{
			[Token(Token = "0x6002C6F")]
			[Address(Slot = "7")]
			get;
		}

		/// <summary>Gets a value indicating whether the <see cref="T:System.Collections.IDictionary" /> object has a fixed size.</summary>
		/// <returns>
		///   <see langword="true" /> if the <see cref="T:System.Collections.IDictionary" /> object has a fixed size; otherwise, <see langword="false" />.</returns>
		// Token: 0x170006AF RID: 1711
		// (get) Token: 0x06002C70 RID: 11376
		[Token(Token = "0x170006AF")]
		bool IsFixedSize
		{
			[Token(Token = "0x6002C70")]
			[Address(Slot = "8")]
			get;
		}

		/// <summary>Returns an <see cref="T:System.Collections.IDictionaryEnumerator" /> object for the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <returns>An <see cref="T:System.Collections.IDictionaryEnumerator" /> object for the <see cref="T:System.Collections.IDictionary" /> object.</returns>
		// Token: 0x06002C71 RID: 11377
		[Token(Token = "0x6002C71")]
		[Address(Slot = "9")]
		IDictionaryEnumerator GetEnumerator();

		/// <summary>Removes the element with the specified key from the <see cref="T:System.Collections.IDictionary" /> object.</summary>
		/// <param name="key">The key of the element to remove.</param>
		/// <exception cref="T:System.ArgumentNullException">
		///   <paramref name="key" /> is <see langword="null" />.</exception>
		/// <exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.IDictionary" /> object is read-only.  
		///  -or-  
		///  The <see cref="T:System.Collections.IDictionary" /> has a fixed size.</exception>
		// Token: 0x06002C72 RID: 11378
		[Token(Token = "0x6002C72")]
		[Address(Slot = "10")]
		void Remove(object key);
	}
}