Technical Capabilities
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FORMS$ - DECFORMS Integration

Overview

VX/FORMS$ provides a call-compatible implementation of OpenVMS DECforms APIs for x86 and ARM Linux. It ensures that OpenVMS applications using DECforms maintain structured user interfaces and interaction logic while running in a Linux environment.

Key Features

• Fully compatible with OpenVMS FORMS$ APIs.

• Supports structured form-based user interactions, enabling seamless UI management.

• Allows seamless migration of OpenVMS applications utilizing DECforms.

• Integrates with VX/RT to provide full OpenVMS forms handling capabilities on x86 and ARM Linux.

• Preserves OpenVMS form processing logic without requiring major application modifications.

VX/FORMS$ Callable Routines

FORM$ API Function
FORMS$DISABLEDisable forms interface
FORMS$ENABLEEnable forms interface
FORMS$RECEIVEReceives a form message
FORMS$SENDSend form data
FORMS$TRANSCEIVETransmits and receives a form message

Why Use VX/FORMS$?

• Preserves OpenVMS UI structures and user interaction logic, enabling direct porting of applications.

• Provides full compatibility with OpenVMS DECforms runtime and event handling.

• Supports key OpenVMS form-based interactions, including message transmission and reception.

• Seamlessly integrates into the VX/RT ecosystem for OpenVMS compatibility on x86 and ARM Linux.

VX/FORMS$ ensures that OpenVMS applications requiring FORMS$ services can be migrated without major modifications, preserving productivity and minimizing development costs.

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