本文整理汇总了VB.NET中System.Deployment.Application.ApplicationDeployment.CheckForUpdate方法的典型用法代码示例。如果您正苦于以下问题:VB.NET ApplicationDeployment.CheckForUpdate方法的具体用法?VB.NET ApplicationDeployment.CheckForUpdate怎么用?VB.NET ApplicationDeployment.CheckForUpdate使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Deployment.Application.ApplicationDeployment 的用法示例。
在下文中一共展示了ApplicationDeployment.CheckForUpdate方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。
示例1: InstallUpdateSync
Private Sub InstallUpdateSync()
If (ApplicationDeployment.IsNetworkDeployed) Then
Dim updateAvailable As Boolean = False
Dim AD As ApplicationDeployment = ApplicationDeployment.CurrentDeployment
Try
updateAvailable = AD.CheckForUpdate()
Catch dde As DeploymentDownloadException
' This exception occurs if a network error or disk error occurs
' when downloading the deployment.
MessageBox.Show("The application cannot check for the existence of a new version at this time. " & ControlChars.Lf & ControlChars.Lf & "Please check your network connection, or try again later. Message: " & dde.Message)
Exit Sub
Catch ide As InvalidDeploymentException
MessageBox.Show("The application cannot check for an update. The ClickOnce deployment is corrupt. Please redeploy the application and try again. Message: " & ide.Message)
Exit Sub
Catch ioe As InvalidOperationException
MessageBox.Show("The application cannot check for an update. This most likely happened because the application is already updating. Message: " & ioe.Message)
Exit Sub
End Try
If (updateAvailable) Then
Try
AD.Update()
MessageBox.Show("The application has been upgraded, and will now restart.")
Application.Restart()
Catch dde As DeploymentDownloadException
MessageBox.Show("Cannot install the latest version of the application. " + ControlChars.Lf + ControlChars.Lf + "Please check your network connection, or try again later.")
End Try
End If
End If
End Sub
开发者ID:VB.NET开发者,项目名称:System.Deployment.Application,代码行数:31,代码来源:ApplicationDeployment.CheckForUpdate
注:本文中的System.Deployment.Application.ApplicationDeployment.CheckForUpdate方法示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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