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ClickOnce Sample

This sample demonstrates several tasks that use the ClickOnce feature.

To get samples and instructions for installing them

  • Do one or more of the following:

    • On the Help menu, click Samples.

      The Readme displays information about samples.

    • Visit the Visual Studio 2008 Samples Web site. The most recent versions of samples are available there.

    • Locate samples on the computer on which Visual Studio is installed. By default, samples and a Readme file are installed in drive:\Program Files\Microsoft Visual Studio 9.0\Samples\lcid. For Express editions of Visual Studio, all samples are located online.

For more information, see Visual Studio Samples.

Security noteSecurity Note:

This sample code is intended to illustrate a concept, and it shows only the code that is relevant to that concept. It may not meet the security requirements for a specific environment, and it should not be used exactly as shown. We recommend that you add security and error-handling code to make your projects more secure and robust. Microsoft provides this sample code "AS IS" with no warranties.

To build and publish this solution

  1. Build the solution: Right-click the project name in Solution Explorer and then click Build.

  2. Publish the solution: Right-click the project name in Solution Explorer and then click Publish. For more information about the Publish Wizard, see How to: Publish a ClickOnce Application.

Demonstrates

The ClickOnce feature can be used to programmatically handle several installation and maintenance tasks. This includes the following:

  • Checking for updates   Uses the CheckForUpdate method to check for new updates.

  • Updating an application   Uses the UpdateAsync method to download the updated application.

  • Downloading optional files   Uses the DownloadFileGroupAsync method to download files.

  • Deployment information   The My.Application.Deployment property is used to retrieve and report the name, version, location, and last update check.

See Also

Reference

My.Application.Deployment Property

My.Application.IsNetworkDeployed Property

CheckForUpdateCompleted

DownloadFileGroupCompleted

UpdateProgressChanged

UpdateCompleted

Other Resources

ClickOnce Deployment