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Found 247 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 ...
Adding_preferences_to_an_extension This article takes the Creating a dynamic status bar extension sample to the next level, adding ...
AJAX
application_http-index-format_specification The application/http-index-format file format is an attempt to provide a generic, extensible ...
Archive Here at MDN, we try to avoid outright deleting content that might be useful to people targeting ...
Block_and_Line_Layout_Cheat_Sheet The details of block and line layout are tricky; this document serves as a "cheat sheet" that ...
BluetoothRemoteGATTService The BluetoothRemoteGATTService interface of the Web Bluetooth API represents a service provided ...
Build This page was auto-generated because a user created a sub-page to this page.
Building_a_Theme This tutorial will take you through the steps required to build a very basic theme - one which ...
Bypassing_Security_Restrictions_and_Signing_Code Early versions of Firefox allowed web sites to segregate principals using signed scripts, and ...
Cert_override.txt cert_override.txt is a text file generated in the user profile to store certificate exceptions ...
Choosing_Standards_Compliance_Over_Proprietary_Practices As organizations expand product development across multiple devices and product families, ...
Chrome_Registration Chrome is the set of user interface elements of the application window that are outside the ...
Chrome_tests A chrome test is basically a Mochitest running with chrome privileges.
clicktoscroll
Code_Review_FAQ Code review is our basic mechanism for validating the design and implementation of patches. It ...
Common_Pitfalls There are some common pitfalls that should be avoided when writing either extensions or core ...
Communication_between_HTML_and_your_extension See also Interaction between privileged and non-privileged pages.
Compiled-code_automated_tests Compiled-code tests written in C++ are capable of testing anything in Mozilla, making them ...
Compiling_The_npruntime_Sample_Plugin_in_Visual_Studio
Console_service The Console Service interface supports logging runtime messages from any source. Messages can ...
Content_states_and_the_style_system Content states are what Gecko uses to implement the various state-dependent in CSS (examples ...
Contribute_to_docs_that_are_currently_needed If you're interested in contributing to MDN, and you're looking for topics to write new content ...
Cookies_in_Mozilla Suggestions as to needed documentation can be directed to Mike Connor.
Cookies_Preferences_in_Mozilla These preferences apply to most Mozilla products (including Firefox and Seamonkey), however they ...
Correctly_Using_Titles_With_External_Stylesheets External stylesheets are often associated with HTML documents using the link rel="stylesheet" ...
Crash_Reporting_Guide_for_Firefox_OS_Partners Mozilla has a world-class system for collecting, analyzing, and fixing crashes and other ...
Creating_a_Web_based_tone_generator This example creates a simple tone generator, and plays the resulting tone. The function ...
Creating_Custom_Events_That_Can_Pass_Data This page describes how to implement custom DOM events that can be used to pass data. Using this ...
Custom_about:_URLs This page describes how to register a new about: URL for your extension.
DB_Views_(message_lists) The thread pane (aka message list) is driven by classes that implement nsIMsgDBView and inherit ...
Default_Preferences A key part of any extension is the default settings that come with it. Mozilla provides a simple ...
Defining_Cross-Browser_Tooltips Summary: Authors are used to having alt text appear as a "tooltip" above images, but ...
Deploying_a_Plugin_as_an_Extension One of the new features available in Firefox 1.5 is the ability to place browser plugins in a ...
Describing_microformats_in_JavaScript Microformats are described in JavaScript by using a standardized structure format that has ...
Detailed_XPCOM_hashtable_guide A hashtable is a data construct that stores a set of items. Each item has a key that identifies ...
Developing_add-ons Mozilla based software is typically extensible through add-ons. There are three primary types ...
Differential_inheritance_in_JavaScript Differential Inheritance is a common prototype-oriented model that uses the concept that most ...
Disabling_interruptible_reflow Add the following variables to your environment to disable Gecko interruptible reflow:
Displaying_the_Mozilla_logo_with_the_Audio_Samples The following example shows how to take samples from an audio stream and display them behind an ...
Displaying_web_content_in_an_extension_without_security_issues One of the most common security issues with extensions is execution of remote code in privileged ...
Documentation_for_BiDi_Mozilla This is preliminary documentation of the changes introduced to Mozilla as part of the BiDi ...
Document_Loading_-_From_Load_Start_to_Finding_a_Handler This document describes the beginning of the document loading process. We start with the request ...
Downloading_JSON_and_JavaScript_in_extensions A common practice found in many extensions is using XMLHttpRequest (or some other mechanism) to ...
Downloading_Nightly_or_Trunk_Builds There are some terms that are used by the Mozilla community. One sees them on IRC or in bugs. It ...
draft_Search_Extension_Tutorial Many add-ons, for monetization or other reasons, change several search-related settings at ...
Editor_Embedding_Guide Given an nsIWebBrowser instance, get an nsIDOMWindow from the GetContentDOMWindow call. Then ...
Encodings_for_localization_files When creating a localization for Mozilla products, it’s important to be aware of the encoding of ...
Enhanced_Extension_Installation There are several flaws with Extension 1 Installation in Firefox 2 1.0, including:
Environment_variables_affecting_crash_reporting The Breakpad crash reporting used in Mozilla projects supports some environment variables, ...
Extension_Library
Extension_Samples
Extension_Theming_Guidelines This is a set of guidelines on how to control the look and feel of your extension while leaving ...
Extension_Versioning,_Update_and_Compatibility Add-ons should specify their versions using the Toolkit version format. As a rough overview this ...
External_CVS_snapshots_in_mozilla-central mozilla-central contains copies of external software modules that it depends on.
Fast_Graphics_Performance_With_HTML
FileGuide See IO
Fixing_common_validation_problems If you are not careful, you risk building your web pages on assumptions of browser behavior, ...
Fixing_Incorrectly_Sized_List_Item_Markers Summary: An obscure bug in Gecko causes list-item markers to be differently sizeed than the text ...
Fixing_Table_Inheritance_in_Quirks_Mode Summary: When in quirks mode, Gecko-based browsers will appear to ignore inheritance of font ...
Gaia_Contribution_Pathway
Gaia_Test_Runner Click here to be redirected to the new home for this documentation.
Games Gaming is one of the most popular computer activities. New technologies are constantly arriving ...
Gecko's_Almost_Standards_Mode "Almost standards" rendering mode is exactly the same as "standards" mode in all details save ...
gettext gettext lets you define and use singular and plural forms of a string. To take advantage of this ...
Glossary Web technologies contain long lists of jargon and abbreviations that are used in documentation ...
Hacking_Firefox To get started with Firefox development, see the Introduction.
Hacking_Mozilla_DOM This page is meant to be an entry point for developers interested in contributing to Mozilla's ...
Hiding_browser_chrome There are times in which an extension may find it useful to hide browser chrome (that is, ...
Images,_Tables,_and_Mysterious_Gaps Almost no matter when you started creating Web pages, odds are pretty high you have one or more ...
Inbox Hi! If you're here, you're probably thinking about contributing a new article to MDN, but you're ...
Infallible_memory_allocation There's ongoing work to implement infallible memory allocators. These are memory allocation ...
Inner_and_outer_windows This article will try to explain the concepts of inner and outer windows.
Installing_Extensions_and_Themes_From_Web_Pages There are a variety of ways you can install extensions and themes from web pages, including ...
Installing_plugins_to_Gecko_embedding_browsers_on_Windows This document presents the Windows Registry keys plugin installers can parse to determine where ...
Introduction_to_Layout_in_Mozilla
Introduction_to_using_XPath_in_JavaScript This document describes the interface for using XPath in JavaScript internally, in extensions, ...
IO_Guide
IO_Guide_Directory_Keys "Directory Keys" are the keys for nsIDirectoryService, see description. The actual keys are:
Isp_Data This page will explain how to create a.rdf or.xml file that you can place in the ...
Issues_Arising_From_Arbitrary-Element_hover Summary: Thanks to long-standing limitations, we're used to thinking of hover styles as applying ...
JavaScript-DOM_Prototypes_in_Mozilla When a DOM node is accessed from JavaScript in Mozilla, the native C++ DOM node is wrapped using ...
JavaScript_OS The JavaScript OS module contains tools that allow chrome content (i.e. platform and add-ons) to ...
JavaScript_OS.Constants JavaScript module OS.Constants contains Operating System-specific constants. This module is ...
JavaScript_OS.Shared Module OS.Shared contains tools to interact with the operating system (and, more generally, in ...
JavaScript_Presentations
JavaScript_templates An alternative approach to XUL's own templating system is to use JavaScript templates.
JavaScript_Tips
Jetpack_Processes Jetpack processes are created by components that implement the nsIJetpackService interface, and ...
JSS_build_instructions_for_Mac_OS_X_10.6 The following build instructions were provided by PAVRW. The generic instructions didn't work to ...
L10n_Checks L10n Checks is a Python script and library similar to compare-locales. It allows Mozilla ...
L10n_Style_Guide Cultural references, idioms, and slang require a full understanding of these references between ...
Layout_FAQ
Layout_System_Overview Layout is primarily concerned with providing a presentation to an HTML or XML document. This ...
Learn The aim of this area of MDN is not to take you from "beginner" to "expert" but to take you from ...
Listening_to_events_in_Firefox_extensions Gecko uses events to pass information about interesting things that have occurred along to the ...
Listening_to_events_on_all_tabs Firefox 3.5 adds support for listening to progress events on all tabs.
Mac_OS_X_Build_Prerequisites_fink Fink is a package management system for Mac OS X, alternative to MacPorts. It doesn't seem to be ...
Making_Sure_Your_Theme_Works_with_RTL_Locales Some languages are written from right to left. Of the languages Firefox and Thunderbird are ...