User Interface Programming is Book 2 of the ACUCOBOL-GT documentation set.
Chapter 1: "Introduction" provides a general introduction to floating windows and graphical controls, as well as detailed discussions on interface programming issues and approaches, and basic windowing concepts.
Chapter 2: "Floating Windows" provides an introduction to the properties of moveable, floating windows.
Chapter 3: "Graphical Controls" provides an introduction to the properties of graphical controls, as well as specific discussions regarding the use of bitmap buttons and paged list boxes.
Chapter 4: "Supporting Concepts and Related Issues" discusses a variety of issues related to the use of floating windows and graphical controls.
Chapter 5: "Control Types Reference" describes the components of a control, in general, and the special properties of each control type.
Chapter 6: "Events Reference" describes every event that the ACUCOBOL-GT runtime can return to the program.
Chapter 7: "Using the Mouse" describes how to use the automatic and programmable mouse functions available in ACUCOBOL-GT.
Chapter 8: "Menu Bars and Pop-Up Menus" describes the process of creating, integrating, and managing program menu bars and pop-up menus.
Chapter 9: "Color Mapping" describes how to configure the program and environment to take advantage of color display devices.
Chapter 10: "Help Automation" describes how to use the syntax extensions and runtime functions that support context-sensitive help.
Chapter 11: "Tips and Hints" answers commonly asked questions having to do with interface programming and the use of floating windows and controls.
Chapter 12: "UI Terminology" provides a glossary of common user interface terminology.