CounterCreationDataConverter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / Services / Monitoring / system / Diagnosticts / Design / CounterCreationDataConverter.cs / 1 / CounterCreationDataConverter.cs
                        

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

namespace System.Diagnostics.Design { 
    using System.Runtime.Serialization.Formatters; 

    using System.Diagnostics; 
    using System;
    using System.ComponentModel;
    using System.ComponentModel.Design.Serialization;
    using System.Globalization; 
    using System.Reflection;
 
    internal class CounterCreationDataConverter : ExpandableObjectConverter { 

        ///  
        /// 
        ///    Gets a value indicating whether this converter can
        ///       convert an object to the given destination type using the context.
        ///  
        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) {
            if (destinationType == typeof(InstanceDescriptor)) { 
                return true; 
            }
            return base.CanConvertTo(context, destinationType); 
        }

        /// 
        ///  
        ///      Converts the given object to another type.  The most common types to convert
        ///      are to and from a string object.  The default implementation will make a call 
        ///      to ToString on the object if the object is valid and if the destination 
        ///      type is string.  If this cannot convert to the desitnation type, this will
        ///      throw a NotSupportedException. 
        /// 
        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) {
            if (destinationType == null) {
                throw new ArgumentNullException("destinationType"); 
            }
 
            if (destinationType == typeof(InstanceDescriptor) && value is CounterCreationData) { 
                CounterCreationData data = (CounterCreationData)value;
                ConstructorInfo ctor = typeof(CounterCreationData).GetConstructor(new Type[] { 
                    typeof(string), typeof(string), typeof(PerformanceCounterType)});
                if (ctor != null) {
                    return new InstanceDescriptor(ctor, new object[] {
                        data.CounterName, data.CounterHelp, data.CounterType}); 
                }
            } 
 
            return base.ConvertTo(context, culture, value, destinationType);
        } 
    }
}

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

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