MoOLIT
Encyclopedia
MoOLIT is a graphical user interface
Graphical user interface
In computing, a graphical user interface is a type of user interface that allows users to interact with electronic devices with images rather than text commands. GUIs can be used in computers, hand-held devices such as MP3 players, portable media players or gaming devices, household appliances and...

 library and application programming interface
Application programming interface
An application programming interface is a source code based specification intended to be used as an interface by software components to communicate with each other...

 (API) created by Unix System Laboratories
Unix System Laboratories
Unix System Laboratories was originally organized as part of Bell Labs in 1989. USL joined with the UNIX Software Operation, also a Bell Laboratories division, in 1990. It assumed responsibility for Unix development and licensing activities...

 in an attempt to create a bridge between the two competing look-and-feels for Unix
Unix
Unix is a multitasking, multi-user computer operating system originally developed in 1969 by a group of AT&T employees at Bell Labs, including Ken Thompson, Dennis Ritchie, Brian Kernighan, Douglas McIlroy, and Joe Ossanna...

 workstations at the time: OPEN LOOK
OPEN LOOK
OPEN LOOK is a graphical user interface specification for UNIX workstations. It was originally defined in the late 1980s by Sun Microsystems and AT&T.-History:...

 and OSF Motif
Motif (widget toolkit)
In computing, Motif refers to both a graphical user interface specification and the widget toolkit for building applications that follow that specification under the X Window System on Unix and other POSIX-compliant systems. It emerged in the 1980s as Unix workstations were on the rise, as a...

.

The library provided common GUI features such as boxes, menus, lists, and buttons, but allowed users to choose which look and feel they wanted at runtime. It was a short-lived project, as the industry was moving towards Motif as the de facto GUI standard, a trend culminating in the COSE initiative in 1993.

MJM Software (a subsidiary of Melillo Consulting, Inc.) licensed the MoOLIT source in 1992 and ported it to Sun, HP, IBM, and DEC platforms. Their MoOLIT 5.1 product included full Motif support for the traditional OLIT widgets not implemented in the USL version. This version of MoOLIT was used to add the Motif look and feel to legacy OPEN LOOK applications.

External links

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