Articles tagged: Accessibility

Found 279 documents

Accessibility_AT-SPI_Support This FAQ explains how makers of Linux- or UNIX- based screen readers, voice dictation packages, ...
Accessibility_LiveRegionDevGuide This page is currently under construction. This developer's guide lays out general guidelines ...
AJAX/WAI_ARIA_Live_Regions_API_Support Firefox 3 contains important improvements to the way the Mozilla engine exposes live changes in ...
Archive/Mozilla/XULRunner/Building_XULRunner_with_Python This page describes how to build and use XULRunner with the Python extension on Windows and ...
Glossary/Accessibility Web Accessibility (A11Y) refers to best practices for keeping a website usable despite physical ...
Glossary/ARIA ARIA (Accessible Rich Internet Applications) is a W3C specification for adding semantics and ...
Glossary/ATAG ATAG (Authoring Tool Accessibility Guidelines) is a W3C recommendation for building ...
Glossary/BiDi BiDi (BiDirectional) refers to a document containing both right-to-left and left-to-right text. ...
Glossary/Progressive_Enhancement Progressive enhancement is a design philosophy that delivers a first-class experience in ...
Glossary/Responsive_web_design Responsive Web Design (RWD) is a Web development concept focusing on making sites look and ...
Glossary/UI User Interface (UI) is anything that facilitates the interaction between a user and a machine. ...
Glossary/UX UX is an acronym that stands for User eXperience. It is the study of the interaction between ...
Glossary/WAI WAI or Web Accessibility Initiative is an effort by the World Wide Web Consortium (W3C) to ...
Glossary/WCAG Web Content Accessibility Guidelines (WCAG) are a recommandation published by the Web ...
Learn/Common_questions/Design_for_all_types_of_users When you're building a website, one top issue to consider is Universal Design : accommodating ...
Learn/Common_questions/HTML_features_for_accessibility The following content describes specific features of HTML that can be used to make a web page ...
Learn/Common_questions/What_is_accessibility Because of physical or technical limitations, maybe your visitors can't experience your website ...
Learn/Tools_and_testing Once you've started to become comfortable programming with core web technologies (like HTML, ...
Learn/Tools_and_testing/Cross_browser_testing This module looks specifically at the area of testing web projects across different browsers. ...
Learn/Tools_and_testing/Cross_browser_testing/Accessibility Hopefully this article has given you a good grounding in the main accessibility problems you ...
Mozilla/Accessibility Accessibility is the idea that software (among other things) should be designed to be usable ...
Mozilla/Accessibility/Software_accessibility_today The accessibility of computer software has seen drastic improvements over the past two decades. ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibilityService Inherits from: nsIAccessibleRetrieval
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessible The nsIAccessible interface is a cross-platform interface that supports platform-specific ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleCoordinateType Prior to Gecko 1.9, these constants were implemented in nsIAccessibleText.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleDocument You can QueryInterface to nsIAccessibleDocument from the nsIAccessible or nsIAccessNode for the ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleEditableText Copies the text range into the clipboard.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleEvent To listen to in-process accessibility invents, make your object an nsIObserver, and listen for ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleHyperLink Returns a reference to the object at the given index.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleHyperText Retrieves the nsIAccessibleHyperLink object at the given link index.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleProvider
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleRetrieval Return an nsIAccessible for a DOM node in pres shell 0. Create a new accessible of the ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleRole
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleScrollType
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleSelectable Adds the specified accessible child of the object to the object's selection. If the specified ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleStates Prior to Gecko 1.9, these constants were implemented in nsIAccessible.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleTable Return the accessible object at the specified row and column in the table. If both row and ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleText Get the accessible and start/end offsets around the given offset. This accessible get return the ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleTreeCache A private interface to operate with tree accessible.
Mozilla/Tech/XPCOM/Reference/Interface/nsIAccessibleValue Return a success condition of the value getting set. That is if the value is within the range of ...
Mozilla/Tech/XPCOM/Reference/Interface/NsIAccessNode The nsIAccessNode implementations are instantiated lazily. The nsIAccessNode tree for a given ...
Mozilla/Tech/XUL/Building_accessible_custom_components_in_XUL DHTML Accessibility is a new technology which enables developers to construct accessible ...
Mozilla/Tech/XUL/XUL_accessibility_guidelines Welcome to the XUL Accessibility Guidelines. By following these principles and practices, you ...
Mozilla/Tech/XUL/XUL_accessibility_reference This page has been flagged by editors or users as needing technical review. Until it is fully ...
Mozilla/Tech/XUL/XUL_accessibility_tool The XUL Accessibility Tool is a Firefox extension designed by Aaron Andersen of WebAIM as part ...
Styling_Abbreviations_and_Acronyms Summary: The HTML elements abbr and acronym are useful accessibility aids, but their styling can ...
Web/Accessibility Accessibility in Web development means enabling as many people as possible to use Web sites, ...
Web/Accessibility/Accessible_dynamic_content This content has been moved to An overview of accessible web applications and widgets.
Web/Accessibility/An_overview_of_accessible_web_applications_and_widgets The web is changing. Static, page-based sites are increasingly being replaced by dynamic, ...
Web/Accessibility/Architecture The implementation of text and embedded objects in Mozilla is clever but confusing. Here is a ...
Web/Accessibility/ARIA Accessible Rich Internet Applications (ARIA) defines ways to make Web content and Web ...
Web/Accessibility/ARIA/ARIA_Live_Regions In the past, a web page change could only be spoken in entirety which often annoyed a user, or ...
Web/Accessibility/ARIA/ARIA_Screen_Reader_Implementors_Guide This is just a guide. Live region markup is a complex area which is somewhat open to ...
Web/Accessibility/ARIA/ARIA_Techniques The techniques below describes each composite role as well as their required and optional child ...
Web/Accessibility/ARIA/ARIA_Techniques/ARIA_Technique_Template
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_alertdialog_role The alertdialog role is used to notify the user of urgent information that demands the user's ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_alert_role The alert role is used to communicate an important and usually time-sensitive message to the ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-describedby_attribute The aria-describedby attribute is used to indicate the IDs of the elements that describe the ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-invalid_attribute The aria-invalid attribute is used to indicate that the value entered into an input field does ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-labelledby_attribute The aria-labelledby attribute contains the element IDs of labels in objects such as input ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-label_attribute The aria-label attribute is used to define a string that labels the current element. Use it in ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-orientation_attribute The aria-orientation attribute is used to indicate whether an element is oriented horizonally or ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-relevant_attribute The aria-relevant attribute is an optional value used to describe what types of changes have ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-required_attribute The aria-required attribute is used to indicate that user input is required on an element before ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-valuemax_attribute The aria-valuemax attribute is
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-valuemin_attribute The aria-valuemin attribute is used to define the minimum value allowed for a range widget such ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-valuenow_attribute The aria-valuenow attribute is used to define the current value for a range widget such as a ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_aria-valuetext_attribute The aria-valuetext attribute is used to define the human readable text alternative of ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_button_role The button role should be used for clickable elements that trigger a response when activated by ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_checkbox_role The checkbox role is used for checkable interactive controls. If an element uses role="checkbox" ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_dialog_role The dialog role is used to mark up a DHTML based application dialog or window that separates ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_group_role This technique demonstrates how to use the group role and describes the effect it has on ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_link_role This technique demonstrates how to use the link role and describes the effect it has on browsers ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_listbox_role This technique demonstrates how to use the listbox role and describes the effect it has on ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_log_role This technique demonstrates how to use the log role and describes the effect it has on browsers ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_progressbar_role This technique demonstrates how to use the progressbar role.
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_slider_role This technique demonstrates how to use the slider role.
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_status_role This technique demonstrates how to use the status role and describes the effect it has on ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_switch_role The ARIA switch role is very similar to the checkbox role, however it has different semantics — ...
Web/Accessibility/ARIA/ARIA_Techniques/Using_the_textbox_role The textbox role is used to identify an element that allows the input of free-form text.
Web/Accessibility/ARIA/ARIA_Test_Cases For each example we test the "Expected" results with assistive technologies, for each browser ...
Web/Accessibility/ARIA/forms The following pages provide various techniques for improving the accessibility of web forms:
Web/Accessibility/ARIA/forms/alerts You have a form — a contact form, for example — that you want to put some accessible error ...
Web/Accessibility/ARIA/forms/Basic_form_hints When implementing forms using traditional HTML form-related elements, it is important to provide ...
Web/Accessibility/ARIA/forms/Multipart_labels The solution is in an ARIA attribute called aria-labelledby. Its parameter is a string that ...
Web/Accessibility/ARIA/Web_applications_and_ARIA_FAQ WAI-ARIA is the Accessible Rich Internet Applications specification from the Web Accessibility ...
Web/Accessibility/ARIA/widgets This page was auto-generated because a user created a sub-page to this page.
Web/Accessibility/ARIA/widgets/overview Here's a look at working examples and best practices in building accessible JavaScript widgets.
Web/Accessibility/AT-APIs This documentation explains how makers of screen readers, voice dictation packages, onscreen ...
Web/Accessibility/AT-APIs/AT-SPI This page was auto-generated because a user created a sub-page to this page.
Web/Accessibility/AT-APIs/AT-SPI/Attrs AT-SPI exposes object attributes by Accessible::getAttributes method.
Web/Accessibility/AT-APIs/AT-SPI/DocAttrs You can obtain document attributes by Document::getAttributes method.
Web/Accessibility/AT-APIs/AT-SPI/Events Proposed mapping AT-SPI Events to Gecko Events.
Web/Accessibility/AT-APIs/AT-SPI/FindWindow In XUL-based clients, screen readers may need to find the content window so that they know where ...
Web/Accessibility/AT-APIs/AT-SPI/Interfaces
Web/Accessibility/AT-APIs/AT-SPI/Relations Mapping for ATK/AT-SPI relations to Gecko Relations.
Web/Accessibility/AT-APIs/AT-SPI/Roles Below you will find the table of AT-SPI roles and how they are mapped to Gecko roles.
Web/Accessibility/AT-APIs/AT-SPI/States The table below shows how AT-SPI states are mapped to Gecko states.
Web/Accessibility/AT-APIs/AT-SPI/TextAttrs AT-SPI has Text::getAttributes() method to get text attributes.
Web/Accessibility/AT-APIs/AT-SPI_HTML_Examples