常用代码片段

实现IDisposable的代码片段

       ~DemoType()
        {
            this.Dispose();
        }

        #region IDisposable Members

        /// <summary>
        /// Internal variable which checks if Dispose has already been called
        /// </summary>
        protected Boolean disposed;

        /// <summary>
        /// Releases unmanaged and - optionally - managed resources
        /// </summary>
        /// <param name="disposing"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
        protected void Dispose(Boolean disposing)
        {
            if (disposed)
            {
                return;
            }

            if (disposing)
            {
                //TODO: Managed cleanup code here, while managed refs still valid
            }
            //TODO: Unmanaged cleanup code here

            disposed = true;
        }

        /// <summary>
        /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
        /// </summary>
        public void Dispose()
        {
            // Call the private Dispose(bool) helper and indicate
            // that we are explicitly disposing
            this.Dispose(true);

            // Tell the garbage collector that the object doesn't require any
            // cleanup when collected since Dispose was called explicitly.
            GC.SuppressFinalize(this);
        }

        #endregion

CodeSnippet

<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
    <CodeSnippet Format="1.0.0">
        <Header>
      <Title>Implement IDisposable</Title>
      <Author>Surviveplus.net</Author>
      <Description>Define logic of IDisposable implementation.</Description>
      <Shortcut>dispoase</Shortcut>
      <SnippetTypes>
                <SnippetType>Expansion</SnippetType>
            </SnippetTypes>
        </Header>
        <Snippet>
            <Declarations>
                <Literal Editable="false">
                    <ID>classname</ID>
                    <ToolTip>Class Name</ToolTip>
                    <Function>ClassName()</Function>
                    <Default>ClassNamePlaceholder</Default>
                </Literal>
            </Declarations>
            <Code Language="csharp">
        <![CDATA[
        #region IDisposable Members

        /// <summary>
        /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
        /// </summary>
        public void Dispose() {
            this.Dispose( true );
            GC.SuppressFinalize( this );
        } // end sub

        /// <summary>
        /// Destruct instance of the class.
        /// </summary>
        ~$classname$() {
            this.Dispose( false );
        }

        /// <summary>
        /// Backing field to track whether Dispose has been called.
        /// </summary>
        private bool disposedValue = false;

        /// <summary>
        /// Dispose managed and unmanaged resources of this instance.
        /// </summary>
        /// <param name="disposing">If disposing equals true, managed and unmanaged resources can be disposed. If disposing equals false, only unmanaged resources can be disposed. </param>
        protected virtual void Dispose( bool disposing ) {

            if ( this.disposedValue == false ) {
                if ( disposing ) {
                    // TODO: Dispose managed resources.
                } // end if

                // TODO: Dispose unmanaged resources.
            } // end if

            this.disposedValue = true;
        } // end sub

        #endregion]]>
            </Code>
        </Snippet>
    </CodeSnippet>
</CodeSnippets>

把这段XML文档存储为dispoase.snippet，保存到你的VS下面的某个目录下（我的是（C:Program Files (x86)Microsoft Visual Studio 12.0VC#Snippets2052Visual C#））

重启VS，可见效果如图所示。（这是从Surviveplus Code Snippets发现的一个snippet，非常好用）