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Posted 5 Jul 2008

C++/CLI HowTo : Deriving from a C# disposable class

, 5 Jul 2008 CPOL
This article walks through the implementation of a C++/CLI class from a disposable C# base.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Diagnostics.CodeAnalysis;

namespace DisposeDemo
{
    [SuppressMessage("Microsoft.Naming", 
        "CA1709:IdentifiersShouldBeCasedCorrectly", 
        MessageId = "Cs", 
        Justification = "Personal preference")]
    public class CsDisposableBase : IDisposable
    {
        #region IDisposable Members

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }

        ~CsDisposableBase()
        {
            Dispose(false);
        }

        /// <summary>
        /// Derived classes need to override this appropriately
        /// </summary>
        /// <param name="disposing">Indicates whether this is a dispose call
        /// or a call invoked from the finalzier</param>
        protected virtual void Dispose(bool disposing)
        {
            if (disposing)
            {
                DisposeManagedResources();
            }

            FreeNativeResources();
        }

        #endregion

        private void DisposeManagedResources()
        {
            this.WriteLine("Disposing managed resources in base class");
        }

        private void FreeNativeResources()
        {
            this.WriteLine("Freeing native resources in base class");
        }

        public CsDisposableBase(String name)
        {
            this.Name = name;
        }

        public String Name { get; private set; }

        protected void WriteLine(String text)
        {
            Console.WriteLine("{0} : {1}", this.Name, text);
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Nish Nishant
United States United States
Nish Nishant is the Principal Software Architect/Consultant for Ganymede Software Solutions LLC, and is based out of Columbus, Ohio. He has over 17 years of software industry experience in various roles including Lead Software Architect, Principal Software Engineer, and Product Manager. Nish was a Microsoft Visual C++ MVP between 2002 and 2015.

Nish is an industry acknowledged expert in the Microsoft technology stack. He authored C++/CLI in Action for Manning Publications in 2005, and had previously co-authored Extending MFC Applications with the .NET Framework for Addison Wesley in 2003. In addition, he has over 140 published technology articles on CodeProject.com and another 250+ blog articles on his WordPress blog. Nish is vastly experienced in team management, mentoring teams, and directing all stages of software development.

Contact Nish : If you are interested in hiring Nish as a consultant, you can reach him via his google email id voidnish.

Company Website : www.ganymedesoftwaresolutions.com

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