The code from the image, apparently based on https://wiki.openoffice.org/wiki/AODL_example_17, uses OpenOfficeLib.Connection
. I could not find a good place to obtain this library, and it sounds like you may not have it either.
Instead, I recommend sticking to the standard unoidl
library that comes with the LibreOffice SDK. Here is an example of printing a document using VB.NET. It was adapted from the WriterDemo
example included with the SDK.
Imports System
Imports Microsoft.VisualBasic
Imports unoidl.com.sun.star.lang
Imports unoidl.com.sun.star.uno
Imports unoidl.com.sun.star.bridge
Imports unoidl.com.sun.star.view
Imports uno.util
Imports System.Environment
Module WriterDemo
Sub Main()
Dim unoPath As String = "C:\Program Files (x86)\LibreOffice 5\program"
SetEnvironmentVariable("UNO_PATH", unoPath, EnvironmentVariableTarget.Process)
SetEnvironmentVariable("PATH", GetEnvironmentVariable("PATH") + ";" + unoPath, EnvironmentVariableTarget.Process)
Dim xContext As XComponentContext = Bootstrap.bootstrap()
Dim xFactory As XMultiServiceFactory = DirectCast(xContext.getServiceManager(), XMultiServiceFactory)
Dim xDesktop As unoidl.com.sun.star.frame.XDesktop
xDesktop = DirectCast(xFactory.createInstance("com.sun.star.frame.Desktop"), unoidl.com.sun.star.frame.XDesktop)
Dim xComponentLoader As unoidl.com.sun.star.frame.XComponentLoader
xComponentLoader = DirectCast(xDesktop, unoidl.com.sun.star.frame.XComponentLoader)
Dim arProps() As unoidl.com.sun.star.beans.PropertyValue = New unoidl.com.sun.star.beans.PropertyValue() {}
Dim xComponent As unoidl.com.sun.star.lang.XComponent
xComponent = xComponentLoader.loadComponentFromURL("private:factory/swriter", "_blank", 0, arProps)
Dim xTextDocument As unoidl.com.sun.star.text.XTextDocument
xTextDocument = DirectCast(xComponent, unoidl.com.sun.star.text.XTextDocument)
Dim xText As unoidl.com.sun.star.text.XText = xTextDocument.getText()
Dim xSimpleText As unoidl.com.sun.star.text.XSimpleText
xSimpleText = DirectCast(xText, unoidl.com.sun.star.text.XSimpleText)
Dim xCursor As unoidl.com.sun.star.text.XTextCursor = xSimpleText.createTextCursor()
xText.insertString(xCursor, "The first line in the newly created text document." & vbLf, False)
Dim xPrintable As unoidl.com.sun.star.view.XPrintable
xPrintable = DirectCast(xComponent, unoidl.com.sun.star.view.XPrintable)
Dim printOpts() As unoidl.com.sun.star.beans.PropertyValue = New unoidl.com.sun.star.beans.PropertyValue() {}
xPrintable.print(printOpts)
End Sub
End Module
Instructions for running the code: VB.Net example for LibreOffice SDK.