Imports System.IO
Public Class SYS_UPDATE
    ReadOnly ds2 As New DataSet
    Private Sub SYS_UPDATE_Load(sender As Object, e As EventArgs) Handles MyBase.Load
        '-----------------------寫入連線字串-----------------------------------------------------------------------------------------------------------------------------------------------
        資料數 = 5
        Target = "https://gcm-smart.com/ERP/GCM-ERP/"
    End Sub
    Private Sub SYS_UPDATE_Shown(sender As Object, e As EventArgs) Handles MyBase.Shown
        MyModule1.進度條() : Delay(30000)
        MyModule1.進度條() : Dim Str As String = Application.StartupPath
        MyModule1.進度條() : If File.Exists(Str + "\GCM-ERP-SYS.exe") Then : File.Delete(Str + "\GCM-ERP-SYS.exe") : End If
        MyModule1.進度條() : My.Computer.Network.DownloadFile(Target & "GCM-ERP-SYS.exe", Str + "\GCM-ERP-SYS.exe")
        MyModule1.進度條() : Shell(Str + "\GCM-ERP-SYS.exe", vbNormalFocus)
        Me.Close()
    End Sub
    Public Sub Delay(ByRef Interval As Double)  'Interval单位为毫秒
        Dim time As DateTime = DateTime.Now
        Dim Span As Double = Interval * 1234
        While ((DateTime.Now.Ticks - time.Ticks) < Span)
            Application.DoEvents()
        End While
    End Sub
End Class