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

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5 Jul 2008CPOL3 min read 69.3K   413   30  
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)


Written By
United States United States
Nish Nishant is a technology enthusiast from Columbus, Ohio. He has over 20 years of software industry experience in various roles including Chief Technology Officer, Senior Solution Architect, Lead Software Architect, Principal Software Engineer, and Engineering/Architecture Team Leader. Nish is a 14-time recipient of the Microsoft Visual C++ MVP Award.

Nish authored C++/CLI in Action for Manning Publications in 2005, and 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 experienced in technology leadership, solution architecture, software architecture, cloud development (AWS and Azure), REST services, software engineering best practices, CI/CD, mentoring, and directing all stages of software development.

Nish's Technology Blog : voidnish.wordpress.com

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