<HTML ><HEAD ><TITLE >Physically Disabled</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="Linux Accessibility HOWTO" HREF="index.html"><LINK REL="PREVIOUS" TITLE="Hearing Impaired" HREF="hearing.html"><LINK REL="NEXT" TITLE="Cognitive, Language, and Other Impairments" HREF="other.html"></HEAD ><BODY CLASS="sect1" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Linux Accessibility HOWTO</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="hearing.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="other.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="sect1" ><H1 CLASS="sect1" ><A NAME="physical">5. Physically Disabled</H1 ><P >There are a wide range of physical disabilities that can impair a user's mobility, and many of these impairments need to be addressed on an individual basis. This section addresses impairments that apply to users who have difficulty using a mouse, pointing device, or keyboard.</P ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN337">5.1. Keyboard Navigation</H2 ><P >There are features that are built into the Linux operating system that allow for additional keyboard configuration. In some of the X Windows desktops these settings can be changed from the control center. An application has also been developed for X Windows called AccessX and it provides a graphical user interface for configuring all the AccessX keyboard settings. These settings are:</P ><P ></P ><UL ><LI ><P ><STRONG >StickyKeys </STRONG >enable the user to lock modifier keys (for example, control and shift) allowing single finger operations in place of multiple key combinations.</P ></LI ><LI ><P ><STRONG >MouseKeys </STRONG >provide alternative keyboard sequences for cursor movement and mouse button operations.</P ></LI ><LI ><P ><STRONG >SlowKeys </STRONG >requires the user to hold the key down for a specified period of time before the keystroke is accepted. This prevents keystrokes that are pressed by accident from being sent.</P ></LI ><LI ><P ><STRONG >ToggleKeys</STRONG > sound an audio alert that warns the user that a keystroke created a locking state for keys, such as Caps Lock, and Num Lock. </P ></LI ><LI ><P ><STRONG >RepeatKeys </STRONG >allow a user with limited coordination additional time to release keys before multiple key sequences are sent to the application.</P ></LI ><LI ><P ><STRONG >BounceKeys </STRONG >or <STRONG >Delay Keys </STRONG >have a delay between keystrokes. This function can help prevent the system from accepting unintentional keystrokes.</P ></LI ></UL ></DIV ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN360">5.2. Assistive Technologies for the Physically Disabled</H2 ><P >The following is a list of assistive technologies for the physically disabled:</P ><DIV CLASS="sect3" ><H3 CLASS="sect3" ><A NAME="AEN363">5.2.1. On-Screen Keyboard</H3 ><P >On-screen keyboards enable a user to select keys using a pointing device, such as a mouse, trackball, or touch pad. This application can be used in place of a standard keyboard.</P ><P ></P ><UL ><LI ><P ><STRONG >GTkeyboard </STRONG >is a on-screen, graphical keyboard and can be downloaded at: <A HREF="http://opop.nols.com/gtkeyboard.html" TARGET="_top" >http://opop.nols.com/gtkeyboard.html</A >. </P ></LI ><LI ><P ><STRONG >GNOME Onscreen Keyboard (GOK)</STRONG >is a on-screen, graphical keyboard that enables users to control their computer without having to rely on a standard keyboard or mouse. MOre information is available at <A HREF="http://www.gok.ca" TARGET="_top" >http://www.gok.ca</A >. </P ></LI ></UL ></DIV ><DIV CLASS="sect3" ><H3 CLASS="sect3" ><A NAME="AEN375">5.2.2. Speech Recognition</H3 ><P >Speech recognition utilities are used by people with mobility impairments, so they can operate the computer using voice control.</P ><P ></P ><UL ><LI ><P ><STRONG >Open Mind Speech </STRONG >is a development project for speech recognition tools and applications. Information for the project and a mailing list are available at: <A HREF="http://freespeech.sourceforge.net/" TARGET="_top" >http://freespeech.sourceforge.net/</A >. </P ></LI ><LI ><P ><STRONG >ViaVoice Dictation for Linux </STRONG >allows you to write documents using your voice rather than a keyboard. Information and downloads are available at: <A HREF="http://www-4.ibm.com/software/speech/dev/" TARGET="_top" >http://www-4.ibm.com/software/speech/dev/</A >. </P ></LI ><LI ><P >This site has information and links related to several different speech recognition utilities. <A HREF="http://www.trace.wisc.edu/world/computer_access/unix/unixshar.html" TARGET="_top" >http://www.trace.wisc.edu/world/computer_access/unix/unixshar.html</A >. </P ></LI ></UL ></DIV ></DIV ><DIV CLASS="sect2" ><H2 CLASS="sect2" ><A NAME="AEN390">5.3. Additional Resources</H2 ><P >The following is a list of additional Web sites that may be of interest to users with mobility impairments: </P ><P ></P ><UL ><LI ><P >This site provides a kernel patch that can be downloaded to enable a one-handed keyboard. The download is available at: <A HREF="http://www.fourtytwo.de" TARGET="_top" >http://www.fourtytwo.de</A >. </P ></LI ><LI ><P >Configuration and information on Adapting the Linux Keyboard for a one handed user is available at: <A HREF="http://www.eklhad.net/linux/app/onehand.html" TARGET="_top" >http://www.eklhad.net/linux/app/onehand.html</A >. </P ></LI ><LI ><P ><STRONG >Morseall </STRONG >allows the user to control a Linux shell by tapping Morse code on the left mouse button: <A HREF="http://sourceforge.net/projects/morseall" TARGET="_top" >http://sourceforge.net/projects/morseall</A >. </P ></LI ><LI ><P >The keyboard and console HOWTO provides additional keyboard configuration information. <A HREF="http://www.ibiblio.org/pub/Linux/docs/HOWTO/Keyboard-and-Console-HOWTO" TARGET="_top" >http://www.ibiblio.org/pub/Linux/docs/HOWTO/Keyboard-and-Console-HOWTO</A >. </P ></LI ><LI ><P >There is a <STRONG >Speech Recognition HOWTO</STRONG >, written by Stephen Cook that provides complete details for anyone interested in learning more about speech recognition applications. <A HREF="http://www.linuxdoc.org/HOWTO/" TARGET="_top" >http://www.linuxdoc.org/HOWTO/</A >. </P ></LI ></UL ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="hearing.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="other.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Hearing Impaired</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Cognitive, Language, and Other Impairments</TD ></TR ></TABLE ></DIV ></BODY ></HTML >