En el siguiente ejemplo se utiliza una instancia de la clase Process para iniciar un proceso.
[Visual Basic]
Imports System
Imports System.Diagnostics
Imports System.ComponentModel
Namespace MyProcessSample
_
'/ <summary>
'/ Shell for the sample.
'/ </summary>
Public Class MyProcess
' These are the Win32 error code for file not found or access denied.
Private ERROR_FILE_NOT_FOUND As Integer = 2
Private ERROR_ACCESS_DENIED As Integer = 5
'/ <summary>
'/ Prints a file with a .doc extension.
'/ </summary>
Public Sub PrintDoc()
Dim myProcess As New Process()
Try
' Get the path that stores user documents.
Dim myDocumentsPath As String = Environment.GetFolderPath(Environment.SpecialFolder.Personal)
myProcess.StartInfo.FileName = myDocumentsPath + "\MyFile.doc"
myProcess.StartInfo.Verb = "Print"
myProcess.StartInfo.CreateNoWindow = True
myProcess.Start()
Catch e As Win32Exception
If e.NativeErrorCode = ERROR_FILE_NOT_FOUND Then
Console.WriteLine((e.Message + ". Check the path."))
Else
If e.NativeErrorCode = ERROR_ACCESS_DENIED Then
' Note that if your word processor might generate exceptions
' such as this, which are handled first.
Console.WriteLine((e.Message + ". You do not have permission to print this file."))
End If
End If
End Try
End Sub 'PrintDoc
Public Shared Sub Main()
Dim myProcess As New MyProcess()
myProcess.PrintDoc()
End Sub 'Main
End Class 'MyProcess
End Namespace 'MyProcessSample