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Encyclopedia > Microsoft Active Accessibility

Microsoft Active Accessibility is a COM-based technology designed to improve the way accessibility aids work with applications running on Microsoft Windows. Accessibility aids may include screen readers for the visually impaired, visual indicators or captions for people with hearing loss, software to compensate for motion disabilities, etc. Active Accessibility provides dynamic-link libraries that are incorporated into the operating system as well as a COM interface and application programming elements that provide reliable methods for exposing information about user interface elements. Component Object Model (COM) is a platform for software componentry introduced by Microsoft in 1993. ... By the mid 20th century humans had achieved a mastery of technology sufficient to leave the surface of the Earth for the first time and explore space. ... It has been suggested that Easy Access be merged into this article or section. ... This article does not cite any references or sources. ... “Windows” redirects here. ... A screen reader is a software application that attempts to identify and interpret what is being displayed on the screen. ... A commonly-used symbol indicating that a program or movie is closed-captioned. ... Hearing (or audition) is one of the traditional five senses, and refers to the ability to detect sound. ... Look up disability in Wiktionary, the free dictionary. ... Illustration of an application which may use libvorbisfile. ... An operating system (OS) is the software that manages the sharing of the resources of a computer and provides programmers with an interface used to access those resources. ... An interface defines the communication boundary between two entities, such as a piece of software, a hardware device, or a user. ... The ASCII codes for the word Wikipedia represented in binary, the numeral system most commonly used for encoding computer information. ...

Microsoft Active Accessibility was originally made available in April 1997 in the form of a Re-Distributable Kit (RDK) that included updated operating system components for Microsoft Windows 95. Since Windows 98 and Windows NT 4.0 Service Pack 4, Active Accessibility has been built-into all versions of the Windows platform, and has received periodic upgrades over time to increase its robustness and versatility. Windows 95 is a consumer-oriented graphical user interface-based operating system. ... Windows 98 (codenamed Memphis) is a graphical operating system released on June 25, 1998 by Microsoft and the successor to Windows 95. ... Windows NT 4. ...

A new managed code accessibility API known as Microsoft UI Automation (UIA) in addition to Active Assessibility is being introduced with .NET Framework 3.0 to drive user interfaces. Microsoft UI Automation (UIA) is a new royalty-free, cross-platform managed code API exposing user interface controls for test automation and assistive technology such as screen readers. ... The Microsoft . ...

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  Results from FactBites:
Magnifier & Narrator Review (3014 words)
As a result of Microsoft's active role in accessibility, current Windows operating systems contain basic accessibility aids such as a magnifier (found inlater versions of 95 as well as in 98, 98SE, ME, 2000 and XP) and a screen reader (Windows 2000 and XP only).
Microsoft Magnifier is a basic magnification tool which shows the magnified area in a resizable window.
On the other hand, Microsoft has tuned the voice controls to be more suitable to normal use, which is a minus, because you cannot any more listen to the speech as fast as was possible in the 2k version.
  More results at FactBites »



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