VB.NET CheckForUpdateCompletedEventArgs.MinimumRequiredVersion屬性代碼示例

本文整理匯總了VB.NET中System.Deployment.Application.CheckForUpdateCompletedEventArgs.MinimumRequiredVersion屬性的典型用法代碼示例。如果您正苦於以下問題：VB.NET CheckForUpdateCompletedEventArgs.MinimumRequiredVersion屬性的具體用法？VB.NET CheckForUpdateCompletedEventArgs.MinimumRequiredVersion怎麽用？VB.NET CheckForUpdateCompletedEventArgs.MinimumRequiredVersion使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類System.Deployment.Application.CheckForUpdateCompletedEventArgs的用法示例。

在下文中一共展示了CheckForUpdateCompletedEventArgs.MinimumRequiredVersion屬性的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。

示例1: CheckForUpdateAsyncMin

Dim WithEvents ADCheckForUpdateAsyncMin As ApplicationDeployment

Private Sub CheckForUpdateAsyncMin()
    If (ApplicationDeployment.IsNetworkDeployed) Then
        ADCheckForUpdateAsyncMin = ApplicationDeployment.CurrentDeployment

        ADCheckForUpdateAsyncMin.CheckForUpdate()
    End If
End Sub


Private Sub ADCheckForUpdateAsyncMin_CheckForUpdateCompleted(ByVal sender As Object, ByVal e As CheckForUpdateCompletedEventArgs) Handles ADCheckForUpdateAsyncMin.CheckForUpdateCompleted
    If Not (e.Error Is Nothing) Then
        MessageBox.Show("Could not install application update. Please try again later,  or contact a system administrator.", "Application Update Error")
        Return
    Else
        If (e.Cancelled) Then
            MessageBox.Show("The application update has been cancelled.", "Application Update Cancelled")
            Return
        End If
    End If

    ADCheckForUpdateAsyncMin = ApplicationDeployment.CurrentDeployment
    If (e.MinimumRequiredVersion > ADCheckForUpdateAsyncMin.CurrentVersion) Then
        ' Launch an install of the minimum required version. 
        ADCheckForUpdateAsyncMin.UpdateAsync()
    End If
End Sub


Private Sub ADCheckForUpdateAsyncMin_UpdateCompleted(ByVal sender As Object, ByVal e As AsyncCompletedEventArgs) Handles ADCheckForUpdateAsyncMin.UpdateCompleted
    ' Alert user that update is complete.
    If Not (e.Error Is Nothing) Then
        MessageBox.Show("Could not install application update. We will try and upgrade the application later.", "Application Update Error")
        Return
    Else
        If (e.Cancelled) Then
            MessageBox.Show("The application update has been cancelled.", "Application Update Cancelled")
            Return
        End If
    End If

    MessageBox.Show("The update was successful. Your application will now be restarted.", "Restart Application")
    Application.Restart()
End Sub

開發者ID:VB.NET開發者，項目名稱:System.Deployment.Application，代碼行數:45，代碼來源:CheckForUpdateCompletedEventArgs.MinimumRequiredVersion

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