ExpressionConverter.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Base / System / Windows / ExpressionConverter.cs / 1305600 / ExpressionConverter.cs

                            //---------------------------------------------------------------------------- 
//
// File: ExpressionConverter.cs
//
// Description: 
//   TypeConverter for a generic property value expression
// 
// Copyright (C) 2003 by Microsoft Corporation.  All rights reserved. 
//
//--------------------------------------------------------------------------- 

using System;
using System.ComponentModel;
using System.Globalization; 
using System.ComponentModel.Design.Serialization;
 
namespace System.Windows 
{
    ///  
    ///     TypeConverter for a generic property value expression
    /// 
    /// 
    ///     The cole purpose of this TypeConveret is to block the 
    ///     default TypeConverter/ ToString() behavior
    ///  
    public class ExpressionConverter : TypeConverter 
    {
        ///  
        ///     TypeConverter method override.
        /// 
        /// 
        ///     ITypeDescriptorContext 
        /// 
        ///  
        ///     Type to convert from 
        /// 
        ///  
        ///     true if conversion is possible
        /// 
        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
        { 
            return false;
        } 
 
        /// 
        ///     TypeConverter method override. 
        /// 
        /// 
        ///     ITypeDescriptorContext
        ///  
        /// 
        ///     Type to convert to 
        ///  
        /// 
        ///     true if conversion is possible 
        /// 
        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
        {
            return false; 
        }
 
        ///  
        ///     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) 
        {
            throw GetConvertFromException(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) 
        {
            throw GetConvertToException(value, destinationType);
        }
    } 
}
 

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

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