133 lines
4.4 KiB
VB.net
133 lines
4.4 KiB
VB.net
Imports System.ComponentModel
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Imports System.ServiceModel
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Imports System.Threading
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Imports DigitalData.Modules.Logging
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Imports DigitalData.Modules.EDMIFileOps.EDMIServiceReference
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Public NotInheritable Class frmSplash
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Private _Worker As New BackgroundWorker()
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Private _ChannelFactory As ChannelFactory(Of IEDMServiceChannel)
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Private _Channel As IEDMServiceChannel
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Private _Logger As Logger
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Private _CurrentRetry As Integer = 0
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Private Const SLEEP_TIME = 600
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Private Const INIT_STEPS = 4
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Private Const MAX_RETRIES = 10
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Private Const OPEN_TIMEOUT = 10
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Private Sub frmSplash_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
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lblProductName.Text = My.Application.Info.ProductName
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lblCopyright.Text = My.Application.Info.Copyright
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lblVersion.Text = String.Format("Version {0}", My.Application.Info.Version.ToString)
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BringToFront()
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Dim oService As New ClassService(My.LogConfig)
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Dim oConnectionURLExists As Boolean = My.Config.ServiceConnection <> String.Empty
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'Dim oInit As New ClassInit()
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'Dim oConnectionURLExists = oInit.TestConnectionURLExists()
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If Not oConnectionURLExists Then
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Dim oResult = frmConfigService.ShowDialog()
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If oResult = DialogResult.Cancel Then
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MsgBox("Es wurde keine Dienst-Verbindungsurl hinterlegt. Die Anwendung wird beendet.")
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Application.Exit()
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Else
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StartWorker()
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End If
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Else
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StartWorker()
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End If
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End Sub
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Private Function SetProgress(_step As Integer)
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Return _step * (100 / INIT_STEPS)
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End Function
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#Region "Worker"
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Private Enum WorkerResult
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AllGood
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ServiceOffline
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End Enum
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Private Sub StartWorker()
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AddHandler _Worker.DoWork, AddressOf bw_DoWork
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AddHandler _Worker.ProgressChanged, AddressOf bw_ProgressChanged
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AddHandler _Worker.RunWorkerCompleted, AddressOf bw_RunWorkerCompleted
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_Worker.WorkerReportsProgress = True
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_Worker.RunWorkerAsync()
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End Sub
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Private Async Sub bw_DoWork(sender As Object, e As System.ComponentModel.DoWorkEventArgs)
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Dim oService As New ClassService(My.LogConfig)
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_Worker.ReportProgress(SetProgress(1), "Connecting to service..")
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Dim oConnectionSuccessful = False
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e.Result = WorkerResult.AllGood
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_ChannelFactory = oService.GetChannelFactory()
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_Channel = _ChannelFactory.CreateChannel()
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'Dim oServiceOnline = Await oService.TestConnectionAsync()
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Dim oServiceState = oService.TestConnection()
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If oServiceState <> ClassService.ConnectionTestResult.Successful Then
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e.Result = WorkerResult.ServiceOffline
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Return
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End If
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Thread.Sleep(SLEEP_TIME)
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' TODO: Initialize Usersettings and populate My.Application.User
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_Worker.ReportProgress(SetProgress(2), "Initializing User Settings..")
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Thread.Sleep(SLEEP_TIME)
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_Worker.ReportProgress(SetProgress(3), "Connecting to mainframe..")
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Thread.Sleep(SLEEP_TIME)
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_Worker.ReportProgress(SetProgress(4), "Setting up neural network..")
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Thread.Sleep(SLEEP_TIME)
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End Sub
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Private Sub bw_ProgressChanged(sender As Object, e As System.ComponentModel.ProgressChangedEventArgs)
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pbStatus.Value = e.ProgressPercentage
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lblStatus.Text = e.UserState.ToString()
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End Sub
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Private Sub bw_RunWorkerCompleted(sender As Object, e As System.ComponentModel.RunWorkerCompletedEventArgs)
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' Bei Fehler MsgBox anzeigen und Programm beenden
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If e.Error IsNot Nothing Then
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MsgBox(e.Error.Message, MsgBoxStyle.Critical, "Unhandled Error")
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Application.Exit()
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ElseIf e.Result <> WorkerResult.AllGood Then
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Dim oErrorMessage
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Select Case e.Result
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Case WorkerResult.ServiceOffline
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oErrorMessage = "Service is offline!"
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Case Else
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oErrorMessage = "Unknown Error"
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End Select
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MsgBox($"Application could not be started{vbNewLine}Reason: {oErrorMessage}", MsgBoxStyle.Critical, "Critical Error")
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Application.Exit()
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End If
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My.ChannelFactory = _ChannelFactory
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My.Channel = _Channel
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' Wenn kein Fehler, Splashscreen schließen
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Me.Close()
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End Sub
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#End Region
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End Class
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