Top Reasons to Upgrade to Visual Prolog 6.2

Increasing developing productivity
A new object-oriented GUI package gives you the possibility to enhance the module structure in your projects.
Improved support for creating custom control
Object-oriented GUI provides userControlSupport class as a parent class for new custom controls.
The VDE Dialog Editor supports Container Controls
Dialog controls development is now faster, and a dialog has better logical structure.
Improved Debugger
Local Variables shows the facts of the objects, which are used as variables in the current clause.
Improved COM import
Wrap classes are generated, so it is convenient to use external COM components similar to other Visual Prolog instances.
ActiveX controls can be imported and used as other GUI controls.
PFC GUI oriented wrap classes are generated, so an imported ActiveX control can be immediately used in the VDE Dialog Editor.