ComponentResourceKeyConverter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Framework / System / Windows / ComponentResourceKeyConverter.cs / 1 / ComponentResourceKeyConverter.cs
                        

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

using System; 
using System.ComponentModel; 
using System.Globalization;
using System.ComponentModel.Design.Serialization; 
using System.Diagnostics;

namespace System.Windows.Markup
{ 
    /// 
    ///     TypeConverter for a resource value expression 
    ///  
    public class ComponentResourceKeyConverter : ExpressionConverter
    { 
        /// 
        ///     TypeConverter method override.
        /// 
        ///  
        ///     ITypeDescriptorContext
        ///  
        ///  
        ///     Type to convert from
        ///  
        /// 
        ///     true if conversion is possible
        /// 
        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) 
        {
            if (sourceType == null) 
            { 
                throw new ArgumentNullException("sourceType");
            } 

            return base.CanConvertFrom(context, sourceType);
        }
 
        /// 
        ///     TypeConverter method override. 
        ///  
        /// 
        ///     ITypeDescriptorContext 
        /// 
        /// 
        ///     Type to convert to
        ///  
        /// 
        ///     true if conversion is possible 
        ///  
        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
        { 
            // Validate Input Arguments
            if (destinationType == null)
            {
                throw new ArgumentNullException("destinationType"); 
            }
 
            return base.CanConvertTo(context, destinationType); 
        }
 
        /// 
        ///     TypeConverter method implementation.
        /// 
        ///  
        ///     ITypeDescriptorContext
        ///  
        ///  
        ///     current culture (see CLR specs)
        ///  
        /// 
        ///     value to convert from
        /// 
        ///  
        ///     value that is result of conversion
        ///  
        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) 
        {
            return base.ConvertFrom(context, culture, value); 
        }

        /// 
        ///     TypeConverter method implementation. 
        /// 
        ///  
        ///     ITypeDescriptorContext 
        /// 
        ///  
        ///     current culture (see CLR specs)
        /// 
        /// 
        ///     value to convert from 
        /// 
        ///  
        ///     Type to convert to 
        /// 
        ///  
        ///     converted value
        /// 
        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        { 
            // Validate Input Arguments
            ComponentResourceKey key = value as ComponentResourceKey; 
            if (key == null) 
            {
                throw new ArgumentException(SR.Get(SRID.MustBeOfType, "value", "ComponentResourceKey")); 
            }
            if (destinationType == null)
            {
                throw new ArgumentNullException("destinationType"); 
            }
            return base.CanConvertTo(context, destinationType); 
        } 
    }
} 


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

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