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

, 5 Jul 2008 CPOL 36.1K 277 29
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 a Software Architect/Consultant based out of Columbus, Ohio. He has over 15 years of software industry experience in various roles including Lead Software Architect, Principal Software Engineer, and Product Manager. Nish is a recipient of the annual Microsoft Visual C++ MVP Award since 2002 (13 consecutive awards as of 2014).

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 : You can reach Nish on his google email id voidnish.

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