Overview: 5 The GEOS User Interface

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The GEOS User Interface (UI) maintains the interaction between each application and the user. It provides several necessary and many extra services for applications, relieving programmers from building much of the basic UI functionality into their applications. The structure, components, and services of the GEOS UI are outlined below.

The Generic User Interface

The Scalable User Interface

Windows and Window Management

Input

Menus and Dialog Boxes

Scrolling Views

Visible Object Classes

Geometry Manager

Lists

Other Gadgets

Managing Documents and Files

Multiple Document Interface

Clipboard and Quick-Transfer

General Change Notification

Help Object

GEOS SDK TechDocs |

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6 System Services