VBA

If you are planning on upgrading to AutoCAD 2008 32-bit, and you have existing LISP, VBA, or ARX programs, will they work? Generally speaking, yes. You may have to make a minor adjustment to your code, but for the most part there shouldn't be any problems.

If you are planning on upgrading to AutoCAD 2008 64-bit, then you may have some decisions to make and/or work to do...

Here's a quick tip for making a VBA progress bar without adding a reference to the MSComCtl.ocx control, or any other custom control.

Add a Textbox to your form
Position and size it to it's maximum size.
Make note of the width of the textbox when you are done.

Add the following code to your form Initialize event.

TextBox1.Width = 0

If you are working in the VBA editor and are frustrated because the scroll button on your mouse does not scroll, then pick up this freebie called FreeWheel and drop it in your Windows Start Menu in the startup group.

If you need the ability to launch a PDF file from a menu macro, lisp file, or VBA routine, check out the code shown below. This will launch the PDF using the default registered application, just as if you had entered the file name in the Windows Start-Run dialog

This avoids any browser related issues which can arise if you use the AutoCAD "BROWSER" command.

It makes no assumptions regarding the application (or it's version) used to open a PDF document, or the presence of a properly configured PGP file.