CodeNamespaceImportCollection.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / CompMod / System / CodeDOM / CodeNamespaceImportCollection.cs / 1 / CodeNamespaceImportCollection.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.CodeDom { 
 
    using System.Diagnostics;
    using System; 
    using System.Collections;
    using System.Runtime.InteropServices;
    using System.Globalization;
 
    /// 
    ///     
    ///       Manages a collection of  objects. 
    ///    
    ///  
    [
        ClassInterface(ClassInterfaceType.AutoDispatch),
        ComVisible(true),
        Serializable, 
    ]
    public class CodeNamespaceImportCollection : IList { 
        private ArrayList data = new ArrayList(); 
        private Hashtable keys = new Hashtable(StringComparer.OrdinalIgnoreCase);
 
        /// 
        ///    
        ///       Indexer method that provides collection access.
        ///     
        /// 
        public CodeNamespaceImport this[int index] { 
            get { 
                return ((CodeNamespaceImport)data[index]);
            } 
            set {
                data[index] = value;
                SyncKeys();
            } 
        }
 
        ///  
        ///    
        ///       Gets or sets the number of namespaces in the collection. 
        ///    
        /// 
        public int Count {
            get { 
                return data.Count;
            } 
        } 

 		///  
		bool IList.IsReadOnly
		{
			get
 			{ 
				return false;
 			} 
 		} 

		///  
 		bool IList.IsFixedSize
		{
			get
			{ 
 				return false;
			} 
 		} 

 
        /// 
        ///    
        ///       Adds a namespace import to the collection.
        ///     
        /// 
        public void Add(CodeNamespaceImport value) { 
            if (!keys.ContainsKey(value.Namespace)) { 
                keys[value.Namespace] = value;
                data.Add(value); 
            }
        }

        ///  
        ///    
        ///       Adds a set of  objects to the collection. 
        ///     
        /// 
        public void AddRange(CodeNamespaceImport[] value) { 
            if (value == null) {
                throw new ArgumentNullException("value");
            }
            foreach (CodeNamespaceImport c in value) { 
                Add(c);
            } 
        } 

        ///  
        ///    
        ///       Clears the collection of members.
        ///    
        ///  
        public void Clear() {
            data.Clear(); 
            keys.Clear(); 
        }
 
        /// 
        ///    
        ///    Makes the collection of keys synchronised with the data.
        ///     
        /// 
        private void SyncKeys() { 
            keys = new Hashtable(StringComparer.OrdinalIgnoreCase); 
            foreach(CodeNamespaceImport c in this) {
                keys[c.Namespace] = c; 
            }
        }

        ///  
        ///    
        ///       Gets an enumerator that enumerates the collection members. 
        ///     
        /// 
        public IEnumerator GetEnumerator() { 
            return data.GetEnumerator();
        }

        ///  
        object IList.this[int index] {
            get { 
                return this[index]; 
            }
            set { 
                this[index] = (CodeNamespaceImport)value;
                SyncKeys();
            }
        } 

        ///  
        int ICollection.Count { 
            get {
                return Count; 
            }
        }

        ///  
        bool ICollection.IsSynchronized {
            get { 
                return false; 
            }
        } 

        /// 
        object ICollection.SyncRoot {
            get { 
                return null;
            } 
        } 

        ///  
        void ICollection.CopyTo(Array array, int index) {
            data.CopyTo(array, index);
        }
 
        /// 
        IEnumerator IEnumerable.GetEnumerator() { 
            return GetEnumerator(); 
        }
 
        /// 
        int IList.Add(object value) {
            return data.Add((CodeNamespaceImport)value);
        } 

        ///  
        void IList.Clear() { 
            Clear();
        } 

        /// 
        bool IList.Contains(object value) {
            return data.Contains(value); 
        }
 
        ///  
        int IList.IndexOf(object value) {
            return data.IndexOf((CodeNamespaceImport)value); 
        }

        /// 
        void IList.Insert(int index, object value) { 
            data.Insert(index, (CodeNamespaceImport)value);
            SyncKeys(); 
        } 

        ///  
        void IList.Remove(object value) {
            data.Remove((CodeNamespaceImport)value);
            SyncKeys();
        } 

        ///  
        void IList.RemoveAt(int index) { 
            data.RemoveAt(index);
            SyncKeys(); 
        }
    }
}

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