Metalanguage, letter H

hangargument, hpos, hpos1, hpos2, hscale, hsize


hangargument

Introduced in the 1977 ANSI M[UMPS] language standard.

This metalanguage symbol represents an occurrence of an argument of the HANG command. Examples of valid arguments for the HANG command appear in an earlier section. The argument of the HANG command is either an expression, or an indirection operator (@) followed by an expression that evaluates to a list (separated by commas) of such arguments.


hpos

Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.

This metalanguage symbol represents a numeric value that indicates the horizontal location in a window. The unit of measure for this value depends on other, related, specifications.


hpos1

Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.

This metalanguage symbol represents a numeric value that indicates the initial horizontal location in a window in the context of a drawing command (BOX, LINE or OVAL). The unit of measure for this value is determined by the value of the UNITS element attribute for the gadget in question.


hpos2

Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.

This metalanguage symbol represents a numeric value that indicates the final horizontal location in a window in the context of a drawing command (BOX, LINE or OVAL). The unit of measure for this value is determined by the value of the UNITS element attribute for the gadget in question.


hscale

Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.

This metalanguage symbol represents a numeric value that is used to apply horizontal relative scaling.


hsize

Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.

This metalanguage symbol represents a numeric value that specifies the horizontal dimension of an entity. The unit of measure for this value depends on other, related, specifications.


This document is © Ed de Moel, 1995-2005.
It is part of a book by Ed de Moel that is published under the title "M[UMPS] by Example" (ISBN 0-918118-42-5).
Printed copies of the book are no longer available.

This document describes the various metalanguage terms starting with the letter "H" that are used throughout the M[UMPS] standards, as well as some other terms that may not be obvious to all readers of the M[UMPS] language standards.

The information in this document is NOT authoritative and subject to be modified at any moment.
Please consult the appropriate (draft) language standard for an authoritative definition.

In this document, information is included that will appear in future standards.
The MDC cannot guarantee that these 'next' standards will indeed appear.