BamlLocalizationDictionary.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Markup / Localizer / BamlLocalizationDictionary.cs / 1305600 / BamlLocalizationDictionary.cs
                        
                        
                            //------------------------------------------------------------------------ 
//
//  Microsoft Windows Client Platform
//  Copyright (C) Microsoft Corporation, 2001
// 
//  File:      BamlLocalizationDictionary.cs
// 
//  Contents:  BamlLocalizationDictionary and BamlLocalizationDictionaryEnumerator 
//
//  History:   8/3/2004 Move to System.Windows namespace 
//           11/30/2004 Garyyang Move to System.Windows.Markup.Localization namespace
//                               Renamed class to BamlLocalizationDictionary
//           03/24/2005 Garyyang Move to System.Windows.Markup.Localizer namespace
//----------------------------------------------------------------------- 

using System; 
using System.IO; 
using System.Globalization;
using System.Runtime.InteropServices; 
using System.Collections;
using System.Collections.Generic;
using System.Windows.Markup;
using System.Diagnostics; 
using System.Text;
using System.Windows; 
namespace System.Windows.Markup.Localizer 
{
 
    /// 
    /// BamlLocalizationDictionaryEnumerator
    /// 
    public sealed class BamlLocalizationDictionaryEnumerator : IDictionaryEnumerator 
    {
        internal BamlLocalizationDictionaryEnumerator(IEnumerator enumerator) 
        { 
            _enumerator = enumerator;
        } 

        /// 
        /// move to the next entry
        ///  
        public bool MoveNext()
        { 
            return _enumerator.MoveNext(); 
        }
 
        /// 
        /// reset
        /// 
        public void Reset() 
        {
            _enumerator.Reset(); 
        } 

        ///  
        /// gets the DictionaryEntry
        /// 
        public DictionaryEntry Entry
        { 
            get{
 
                return (DictionaryEntry) _enumerator.Current; 
            }
        } 

        /// 
        /// gets the key
        ///  
        public BamlLocalizableResourceKey Key
        { 
            get{ 
                return (BamlLocalizableResourceKey) Entry.Key;
            } 
        }

        /// 
        /// gets the value 
        /// 
        public BamlLocalizableResource Value 
        { 
            get{
                return (BamlLocalizableResource) Entry.Value; 
            }
        }

        ///  
        /// return the current entry
        ///  
        public DictionaryEntry Current 
        {
            get 
            {
                return this.Entry;
            }
        } 

        //------------------------------------ 
        // Interfaces 
        //------------------------------------
 
        /// 
        /// Return the current object
        /// 
        /// object  
        object IEnumerator.Current
        { 
            get { return this.Current; } 
        }
 
        /// 
        /// return the key
        /// 
        /// key 
        object IDictionaryEnumerator.Key
        { 
            get { return this.Key; } 
        }
 
        /// 
        /// Value
        /// 
        /// value 
        object IDictionaryEnumerator.Value
        { 
            get { return this.Value; } 
        }
 
        //---------------------------------------
        // Private
        //---------------------------------------
        private IEnumerator _enumerator; 
    }
 
 
    /// 
    /// Enumerator that enumerates all the localizable resources in 
    /// a baml stream
    /// 
    public sealed class BamlLocalizationDictionary : IDictionary
    { 
        /// 
        /// Constructor that creates an empty baml resource dictionary 
        ///  
        public BamlLocalizationDictionary()
        { 
            _dictionary = new Dictionary();
        }

        ///  
        /// gets value indicating whether the dictionary has fixed size
        ///  
        /// true for fixed size, false otherwise. 
        public bool IsFixedSize
        { 
            get { return false; }
        }

        ///  
        /// get value indicating whether it is readonly
        ///  
        /// true for readonly, false otherwise. 
        public bool IsReadOnly
        { 
            get { return false;}
        }

        ///  
        /// Return the key to the root element if the root element is localizable, return null otherwise
        ///  
        ///  
        /// Modifications can be added to the proeprties of the root element which will have a global effect
        /// on the UI. For example, changing CulutreInfo or FlowDirection on the root element (if applicable) 
        /// will have impact to the whole UI.
        /// 
        public BamlLocalizableResourceKey RootElementKey
        { 
            get { return _rootElementKey; }
        } 
 

        ///  
        /// gets the collection of keys
        /// 
        /// a collection of keys
        public ICollection Keys 
        {
            get { 
                  return ((IDictionary)_dictionary).Keys; 
            }
        } 

        /// 
        /// gets the collection of values
        ///  
        /// a collection of values
        public ICollection Values 
        { 
            get {
                return ((IDictionary)_dictionary).Values; 
            }
        }

        ///  
        /// Gets or sets a localizable resource by the key
        ///  
        /// BamlLocalizableResourceKey key 
        /// BamlLocalizableResource object identified by the key
        public BamlLocalizableResource this[BamlLocalizableResourceKey key] 
        {
            get
            {
                CheckNonNullParam(key, "key"); 
                return _dictionary[key];
            } 
            set 
            {
                CheckNonNullParam(key, "key"); 
                _dictionary[key] = value;
            }
        }
 
        /// 
        /// Adds a localizable resource with the provided key 
        ///  
        /// the BamlLocalizableResourceKey key
        /// the BamlLocalizableResource 
        public void Add(BamlLocalizableResourceKey key, BamlLocalizableResource value)
        {
            CheckNonNullParam(key, "key");
            _dictionary.Add(key, value); 
        }
 
        ///  
        /// removes all the resources in the dictionary.
        ///  
        public void Clear()
        {
            _dictionary.Clear();
        } 

        ///  
        /// removes the localizable resource with the specified key 
        /// 
        /// the key 
        public void Remove(BamlLocalizableResourceKey key)
        {
            _dictionary.Remove(key);
        } 

        ///  
        /// determines whether the dictionary contains the localizable resource 
        /// with the specified key
        ///  
        /// 
        /// 
        public bool Contains(BamlLocalizableResourceKey key)
        { 
            CheckNonNullParam(key, "key");
            return _dictionary.ContainsKey(key); 
        } 

        ///  
        /// returns an IDictionaryEnumerator for the dictionary.
        /// 
        /// the enumerator for the dictionary
        public BamlLocalizationDictionaryEnumerator GetEnumerator() 
        {
            return new BamlLocalizationDictionaryEnumerator( 
                ((IDictionary)_dictionary).GetEnumerator() 
                );
        } 

        /// 
        /// gets the number of localizable resources in the dictionary
        ///  
        /// number of localizable resources
        public int Count 
        { 
            get
            { 
                return _dictionary.Count;
            }
        }
 
        /// 
        ///     Copies the dictionary's elements to a one-dimensional 
        ///     Array instance at the specified index. 
        /// 
        public void CopyTo(DictionaryEntry[] array, int arrayIndex) 
        {
            CheckNonNullParam(array, "array");

            if (arrayIndex < 0) 
            {
                throw new ArgumentOutOfRangeException( 
                    "arrayIndex", 
                    SR.Get(SRID.ParameterCannotBeNegative)
                ); 
            }

            if (arrayIndex >= array.Length)
            { 
                throw new ArgumentException(
                    SR.Get( 
                        SRID.Collection_CopyTo_IndexGreaterThanOrEqualToArrayLength, 
                        "arrayIndex",
                        "array" 
                    ),
                    "arrayIndex"
                );
            } 

            if (Count > (array.Length - arrayIndex)) 
            { 
                throw new ArgumentException(
                    SR.Get( 
                        SRID.Collection_CopyTo_NumberOfElementsExceedsArrayLength,
                        "arrayIndex",
                        "array"
                    ) 
                );
             } 
 
            foreach(KeyValuePair pair in _dictionary)
            { 
                DictionaryEntry entry = new DictionaryEntry(pair.Key, pair.Value);
                array[arrayIndex++]   = entry;
            }
        } 

        #region interface ICollection, IEnumerable, IDictionary 
        //------------------------------ 
        // interface functions
        //------------------------------ 

        bool IDictionary.Contains(object key)
        {
            CheckNonNullParam(key, "key"); 
            return ((IDictionary)_dictionary).Contains(key);
        } 
 
        void IDictionary.Add(object key, object value)
        { 
            CheckNonNullParam(key, "key");
            ((IDictionary) _dictionary).Add(key, value);
        }
 
        void IDictionary.Remove(object key)
        { 
            CheckNonNullParam(key, "key"); 
            ((IDictionary) _dictionary).Remove(key);
        } 

        object IDictionary.this[object key]
        {
            get 
            {
                CheckNonNullParam(key, "key"); 
                return ((IDictionary)_dictionary)[key]; 
            }
            set 
            {
                CheckNonNullParam(key, "key");
                ((IDictionary)_dictionary)[key] = value;
            } 
        }
 
        IDictionaryEnumerator IDictionary.GetEnumerator() 
        {
            return this.GetEnumerator(); 
        }

        void ICollection.CopyTo(Array array, int index)
        { 
            if (array != null && array.Rank != 1)
            { 
                throw new ArgumentException( 
                    SR.Get(
                      SRID.Collection_CopyTo_ArrayCannotBeMultidimensional 
                    ),
                    "array"
                );
            } 

            CopyTo(array as DictionaryEntry[], index); 
        } 

        int ICollection.Count 
        {
            get
            {
                return Count; 
            }
        } 
 
        object ICollection.SyncRoot
        { 
            get
            {
                return ((IDictionary)_dictionary).SyncRoot;
            } 
        }
 
        bool ICollection.IsSynchronized 
        {
            get 
            {
                return ((IDictionary)_dictionary).IsSynchronized;
            }
        } 

        IEnumerator IEnumerable.GetEnumerator() 
        { 
            return this.GetEnumerator();
        } 
        #endregion
        //------------------------------
        // internal functions
        //------------------------------ 
        internal BamlLocalizationDictionary Copy()
        { 
            BamlLocalizationDictionary newDictionary = new BamlLocalizationDictionary(); 
            foreach (KeyValuePair pair in _dictionary)
            { 
                BamlLocalizableResource resourceCopy =
                    pair.Value == null ?
                    null :
                    new BamlLocalizableResource(pair.Value); 

                newDictionary.Add(pair.Key, resourceCopy); 
            } 

            newDictionary._rootElementKey = _rootElementKey; 

            // return the new dictionary
            return newDictionary;
        } 

        internal void SetRootElementKey(BamlLocalizableResourceKey key) 
        { 
            _rootElementKey = key;
        } 

        //------------------------------
        // private methods
        //------------------------------ 
        private void CheckNonNullParam(object param, string paramName)
        { 
            if (param == null) 
                throw new ArgumentNullException(paramName);
        } 

        //------------------------------
        // private member
        //------------------------------ 
        private IDictionary _dictionary;
        private BamlLocalizableResourceKey  _rootElementKey; 
    } 
}
 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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