VB.NET UpdateCheckInfo类代码示例

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本文整理汇总了VB.NET中System.Deployment.Application.UpdateCheckInfo类的典型用法代码示例。如果您正苦于以下问题：VB.NET UpdateCheckInfo类的具体用法？VB.NET UpdateCheckInfo怎么用？VB.NET UpdateCheckInfo使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了UpdateCheckInfo类的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: InstallUpdateSyncWithInfo

Private Sub InstallUpdateSyncWithInfo()
    Dim info As UpdateCheckInfo = Nothing

    If (ApplicationDeployment.IsNetworkDeployed) Then
        Dim AD As ApplicationDeployment = ApplicationDeployment.CurrentDeployment

        Try
            info = AD.CheckForDetailedUpdate()
        Catch dde As DeploymentDownloadException
            MessageBox.Show("The new version of the application cannot be downloaded at this time. " + ControlChars.Lf & ControlChars.Lf & "Please check your network connection, or try again later. Error: " + dde.Message)
            Return
        Catch ioe As InvalidOperationException
            MessageBox.Show("This application cannot be updated. It is likely not a ClickOnce application. Error: " & ioe.Message)
            Return
        End Try

        If (info.UpdateAvailable) Then
            Dim doUpdate As Boolean = True

            If (Not info.IsUpdateRequired) Then
                Dim dr As DialogResult = MessageBox.Show("An update is available. Would you like to update the application now?", "Update Available", MessageBoxButtons.OKCancel)
                If (Not System.Windows.Forms.DialogResult.OK = dr) Then
                    doUpdate = False
                End If
            Else
                ' Display a message that the app MUST reboot. Display the minimum required version.
                MessageBox.Show("This application has detected a mandatory update from your current " & _
                    "version to version " & info.MinimumRequiredVersion.ToString() & _
                    ". The application will now install the update and restart.", _
                    "Update Available", MessageBoxButtons.OK, _
                    MessageBoxIcon.Information)
            End If

            If (doUpdate) 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.")
                    Return
                End Try
            End If
        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:46，代码来源:UpdateCheckInfo

注：本文中的System.Deployment.Application.UpdateCheckInfo类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。