Appendix F: Monitoring DOM changes - Archive of obsolete content
dom mutation events were introduced to html several years ago in order to allow web applications to monitor changes to the dom by other scripts.
... unfortunately, adding listeners for any of these events to a document has a highly deleterious effect on performance, an effect which is not mitigated in the slightest by later removing those listeners.
...this document lays out some alternatives which do not have such severe performance impacts.
...And 36 more matches

Theme changes in Firefox 2 - Archive of obsolete content
this article covers the changes that need to be made to update a firefox theme to work properly in firefox 2.
... browser changes requiring theme updates there are a number of changed and deleted files in the browser that may require you to make changes to your theme.
... the table lists both the changed xul file and the theme's corresponding css file that you might need to update.
...And 36 more matches

Choosing Standards Compliance Over Proprietary Practices - Archive of obsolete content
technical (what do we follow).
...they may also incorporate external procedural and/or technical standards.
... technical standards have traditionally been pioneered through consortiums or standards bodies.
...And 33 more matches

Index of archived content - Archive of obsolete content
querystring request selection self simple-prefs simple-storage system tabs timers ui url widget windows low-level apis /loader chrome console/plain-text console/traceback content/content content/loader content/mod content/symbiont content/worker core/heritage core/namespace core/promise dev/panel event/core event/target frame/hidde...
... io/text-streams lang/functional lang/type loader/cuddlefish loader/sandbox net/url net/xhr places/bookmarks places/favicon places/history platform/xpcom preferences/event-target preferences/service remote/child remote/parent stylesheet/style stylesheet/utils system/child_process system/environment system/events system/runtime system/unload system/xul-app tabs/utils test/assert test/harness test/httpd test/ru...
...nner test/utils ui/button/action ui/button/toggle ui/frame ui/id ui/sidebar ui/toolbar util/array util/collection util/deprecate util/list util/match-pattern util/object util/uuid window/utils release notes tools cfx cfx to jpm console jpm jpm-mobile jpmignore package.json tutorials add a context menu item add a menu i...
...And 32 more matches

Chapter 6: Firefox extensions and XUL applications - Archive of obsolete content
matsuzawa-san is a co-author of firefox 3 hacks (o'reilly japan, 2008.) this chapter discusses tools to assist in developing extensions.
... tools for extension developers fixme: are we sure we'll talking about venkman since it's not well maintained fixme: we maybe should talk about firebug and chromebug fixme: and what about console 2 and docked-js console?
... install the extension in firefox directly from the above url and relaunch firefox.
...And 30 more matches

How to Write and Land Nanojit Patches - Archive of obsolete content
this means that landing nanojit patches is a bit complicated, but experience has taught us that this is much better than having separate versions of nanojit.
... (note: this document is called nanojitmerge for historical reasons -- adobe and mozilla used to have separate copies of nanojit, but this was a maintenance headache so they were merged.
... repository: http://hg.mozilla.org/projects/nanojit-central (or clone ssh://hg.mozilla.org/projects/nanojit-central if you want to actually commit changes) tinderbox: http://tinderbox.mozilla.org/showbuilds.cgi?tree=nanojit commit log: http://hg.mozilla.org/projects/nanojit-central/shortlog/ irc channel: irc.mozilla.org #nanojit procedure the first thing to understand is that there are now three copies of nanojit in public mozilla.com repositories: one in nanojit-central, one in tracemonkey, one in tamarin-redux.
...And 30 more matches

Modularization techniques - Archive of obsolete content
the mechanism we're using is based on the principles laid down by com, so pretty much anything you know about com can be applied here, and any reference on com can provide you with more interesting and complex examples than the ones provided here.
...a pure virtual interface is simply a class where every method is defined as pure virtual, that is: virtual int foo(int bar) = 0; pure virtual interfaces provide an easy mechanism for passing function tables between modules that may reside in separate, possibly dynamically loaded, libraries.
... each interface is assigned a unique interface identifier, or iid.
...And 27 more matches

Block and Line Layout Cheat Sheet - Archive of obsolete content
the details of block and line layout are tricky; this document serves as a "cheat sheet" that describes how the vagary of different state flags control what's going on.
... objects this section presents some of the classes involved in block and line reflow, along with important members of each object that control reflow processing.
...these flags can be grouped into two categories: flags which affect all frames ("public" flags), and flags that are reserved for an individual frame's private use ("private" flags).
...And 24 more matches

Synchronous and asynchronous requests - Web APIs
xmlhttprequest supports both synchronous and asynchronous communications.
... in general, however, asynchronous requests should be preferred to synchronous requests for performance reasons.
... synchronous requests block the execution of code which causes "freezing" on the screen and an unresponsive user experience.
...And 24 more matches

Scratchpad - Archive of obsolete content
scratchpad is deprecated as of firefox 70 (bug 1565380), and will be removed as of firefox 72 (bug 1519103).
... scratchpad provides an environment for experimenting with javascript code.
... unlike the web console, which is designed for interpreting a single line of code at a time, scratchpad lets you edit larger chunks of javascript code, then execute it in various ways depending on how you want to use the output.
...And 23 more matches

Tree Widget Changes - Archive of obsolete content
this describes changes in xul trees api for gecko 1.8.
... there are no changes to xul tree tags, however the id attribute is no longer required on treecol elements just to get them to work.
...a tree will have one of these objects for each column (each treecol element) in the tree.
...And 20 more matches

The Chrome URL - Archive of obsolete content
« previousnext » the following section will describe how to refer to xul documents and other chrome files.
... the chrome url xul files can be referenced with a regular http url (or any type of url) just like html files.
... however, packages that are installed into mozilla's chrome system can be referenced with special chrome urls.
...And 19 more matches

richlistbox - Archive of obsolete content
« xul reference home [ examples | attributes | properties | methods | related ] this element is used to create a list of listitems (richlistitems), similar to a listbox, but is designed to be used when the items do not contain simple text content.
... note: in versions of firefox prior to firefox 3, rich list boxes support only single selection.
... firefox 3 introduced multiple selection to rich list boxes.
...And 18 more matches

Cache.match() - Web APIs
the match() method of the cache interface returns a promise that resolves to the response associated with the first matching request in the cache object.
... if no match is found, the promise resolves to undefined.
... syntax cache.match(request, {options}).then(function(response) { // do something with the response }); parameters request the request for which you are attempting to find responses in the cache.
...And 18 more matches

CacheStorage.match() - Web APIs
the match() method of the cachestorage interface checks if a given request or url string is a key for a stored response.
... this method returns a promise for a response, or a promise which resolves to undefined if no match is found.
... you can access cachestorage through the global caches property.
...And 18 more matches

How to enable locale switching in a XULRunner application - Archive of obsolete content
this article is for developers who have localised their xul application using dtd entity files and want to provide their users with a mechanism to switch the locale in the application itself.
... normally the application locale is inherited from the os environment of the host system, however there are situations when you might want to give users the option to override the default setting and choose a different locale.
...modify the application preferences first, you need to tell xulrunner that your application wishes to ignore the default os locale and that it will do its own choosing instead.
...And 17 more matches

util/match-pattern - Archive of obsolete content
usage specifying patterns there are three ways you can specify patterns: as an exact match string using a wildcard in a string using a regular expression exact matches a url matches only that url.
... the url must start with a scheme, end with a slash, and contain no wildcards.
... example pattern example matching urls example non-matching urls "http://example.com/" http://example.com/ http://example.com http://example.com/foo https://example.com/ http://foo.example.com/ wildcards a single asterisk matches any url with an http, https, or ftp scheme.
...And 14 more matches

XUL Changes for Firefox 1.5 - Archive of obsolete content
this lists the most notable changes to xul in firefox 1.5 (gecko 1.8).
... for other changes you should be aware of, see adapting xul applications for firefox 1.5.
... <scrollcorner> a <scrollcorner> element is added which is used to create the small box in the intersection of the horizontal and vertical scrollbars.
...And 14 more matches

Object.prototype.watch() - Archive of obsolete content
deprecation warning: do not use watch() and unwatch()!
...in addition, using watchpoints has a serious negative impact on performance, which is especially true when used on global objects, such as window.
... the watch() method watches for a property to be assigned a value and runs a function when that occurs.
...And 14 more matches

checkbox - Archive of obsolete content
this is most commonly rendered as a box when the element is off and a box with a check when the element is on.
... the user can switch the state of the check box by selecting it with the mouse.
... a label, specified with the label attribute, may be added beside the check box.
...And 13 more matches

richlistitem - Archive of obsolete content
« xul reference home [ examples | attributes | properties | methods | related ] an individual item in a richlistbox.
... attributes disabled, searchlabel, selected, tabindex, value properties accessible, control, disabled, label, selected, tabindex, value examples (example needed) attributes disabled type: boolean indicates whether the element is disabled or not.
...do not set the attribute to true, as this will suggest you can set it to false to enable the element again, which is not the case.
...And 13 more matches

Metro browser chrome tests - Archive of obsolete content
the metro browser chrome test suite is an automated testing framework designed to allow testing of the immersive version of firefox for windows 8 and above using javascript.
... it currently allows you to run javascript code in the same scope as the immersive browser and report results using the same functions as the mochitest test framework.
... running the metro browser chrome tests to run mochitest, first build mozilla with your changes; then run ./mach mochitest-metro this will launch metro browser chrome tests in the default immersive browser.
...And 12 more matches

Theme changes in Firefox 4 - Archive of obsolete content
this article covers changes in firefox 4 that affect theme developers.
... omni.jar firefox 4 achieves performance improvements by moving many of its internal parts from being standalone files or sets of jar files into just one jar file; this reduces the amount of i/o needed to load firefox.
... /chrome/browser/skin contains application-specific skin resource files.
...And 12 more matches

Accessing XML children - Archive of obsolete content
« previousnext » accessing xml children warning: e4x is deprecated.
... it will be disabled by default for content in firefox 16, disabled by default for chrome in firefox 17, and removed in firefox 18.
...and [] operators provide access to the child nodes of an e4x element.
...And 12 more matches

XForms Switch Module - Archive of obsolete content
introduction xforms switch module define a switch construct that allows the creation of user interfaces where the user interface can be varied based on user actions and events.
... the module defines for this switch, case and toggle elements.
... switch element the element (see the spec) is used in conjunction with case and toggle elements.
...And 12 more matches

Archived open Web documentation - Archive of obsolete content
the documentation listed below is archived, obsolete material about open web topics.
... talk:background-size should not the "browser compatibility" table also list google chrome and konqueror?
... chome is not mentioned at all, but is becoming increasingly popular.
...And 12 more matches

remote/child - Archive of obsolete content
enables an sdk module loaded into a child process to access web content in the child process and communicate with modules in the main process.
... usage the sdk/remote/parent module enables sdk code to load modules into child processes.
... the sdk/remote/child module is for these "child process modules".
...And 11 more matches

Chrome Authority - Archive of obsolete content
the api used to gain chrome access is currently an experimental feature of the sdk, and may change in future releases.
... using chrome authority the most powerful low-level modules are run with "chrome privileges", which gives them access to the infamous components object, which grants unfettered access to the host system.
... from this, the module can do pretty much anything the browser is capable of.
...And 11 more matches

Theme changes in Firefox 3 - Archive of obsolete content
this article covers the changes that need to be made to update a firefox theme to work properly in firefox 3.
... browser changes requiring theme updates there are a number of changed and deleted files in the browser that may require you to make changes to your theme.
... the table lists both the changed xul file and the theme's corresponding css file that you might need to update.
...And 11 more matches

Updating addons broken by private browsing changes - Archive of obsolete content
after reading this document, contact josh matthews with further questions or clarifications, or file a bug if your extension has stopped working due to a change described here and you are having trouble updating it.
... how do i know if my addon is affected by these changes?
... if your code refers to any of the following interfaces: ff 15: nsidomstoragemanager ff 16: nsitransferable ff 18: imgicache moziasyncfavicons nsifaviconservice nsiwebbrowserpersist ff 19: nsicontentprefservice nsidownloadmanager nsidownload nsihttpauthmanager nsistricttransportsecurityservice ff 20: nsiprivatebrowsingservice nsirecentbadcertservice furthermore, if your code uses any of these common chrome apis: ff 19: saveurl saveinternal openlinkin ff 20: openbrowserwindow gprivatebrowsingui finally, if your code watches for any of these observer notifications: private-browsing private-browsing-cancel-vote private-browsing-change-granted private-browsing-transition-complete then your addon will require updating to correctly support the new per-window private browser feat...
...And 10 more matches

Working with BFCache - Archive of obsolete content
q: what is the bfcache exactly?
... a: bfcache stands for back-forward cache.
... for more info about this, read how to use firefox caching.
...And 10 more matches

patch - Archive of obsolete content
method of install object syntax int patch ( string registryname, string xpisourcepath, object localdirspec, string relativelocalpath); int patch ( string registryname, installversion version, string xpisourcepath, object localdirspec, string relativelocalpath); int patch ( string registryname, string version, string xpisourcepath, object localdirspec, string relativelocalpath); parameters the patch method has the following parameters: registryname the pathname in the client version registry for the component that is to be patched.this parameter can be an absolute pathname, such as /royalairways/royalsw/executable or a relative pathname, such as executable.
... typically, absolute pathnames are only used for shared components, or components that come from another vendor, such as /microsoft/shared/msvcrt40.dll.
...this parameter can also be null, in which case the xpisourcepath parameter is used as a relative pathname.
...And 10 more matches

Building Hierarchical Trees - Archive of obsolete content
« previousnext » a template may be used to generate hierarchical trees.
...each level of the tree is created using a successive iteration of the template build process.
...with an rdf datasource, this would usually be an rdf container such as a seq and the tree would display its children.
...And 10 more matches

Archived JavaScript Reference - Archive of obsolete content
this property has been removed and no longer works.array comprehensionsthe array comprehension syntax was a javascript expression which allowed you to quickly assemble a new array based on an existing one.
...do not use it!array.observe()the array.observe() method was used for asynchronously observing changes to arrays, similar to object.observe() for objects.
... it provided a stream of changes in order of occurrence.
...And 10 more matches

Theme changes in Firefox 3.5 - Archive of obsolete content
this article covers the changes that need to be made to update a firefox theme to work properly in firefox 3.5.
... core, browser and toolkit changes requiring theme updates there are a number of changes in the browser that may require you to make changes to your theme.
... global/checkbox.css, global/radio.css since bug 394892, radio buttons and checkboxes no longer have a minimum size on mac os x.
...And 9 more matches

Cache.matchAll() - Web APIs
the matchall() method of the cache interface returns a promise that resolves to an array of all matching responses in the cache object.
... syntax cache.matchall(request, {options}).then(function(response) { // do something with the response array }); parameters request optional the request for which you are attempting to find responses in the cache.
...if this argument is omitted, you will get a copy of all responses in this cache.
...And 9 more matches

RTCDTMFToneChangeEvent.RTCDTMFToneChangeEvent() - Web APIs
the rtcdtmftonechangeevent() constructor creates a new rtcdtmftonechangeevent.
... syntax var event = new rtcdtmftonechangeevent(type, options); parameters type a domstring containing the name of the event.
... this is always "tonechange".
...And 9 more matches

registerChrome - Archive of obsolete content
registerchrome registers chrome with the chrome registry.
... method of install object syntax int registerchrome( switch, srcdir, xpipath); parameters the registerchrome method has the following parameters: switch switch is the chrome switch indicating what type of file is being registered.
...one final option for the switch parameter is delayed_chrome, which registers the switch only after a relaunch of the browser.
...And 8 more matches

nsIApplicationCacheChannel
netwerk/base/public/nsiapplicationcachechannel.idlscriptable this interface is implemented by communication channels that support application caches.
... 1.0 66 introduced gecko 1.9.1 inherits from: nsiapplicationcachecontainer last changed in gecko 2.0 (firefox 4 / thunderbird 3.3 / seamonkey 2.1) method overview void markofflinecacheentryasforeign(); attributes attribute type description chooseapplicationcache boolean when true, the channel will choose an application cache if one was not explicitly provided and none is available from the notification callbacks.
...exceptions thrown ns_error_already_opened if set after calling asyncopen() on the channel.
...And 8 more matches

Chapter 1: Introduction to Extensions - Archive of obsolete content
perhaps the first time you looked at firefox, you may have been surprised to see that it has a much simpler structure than other full-featured browsers, such as opera or safari.
... greasemonkey userchrome.js both of these provide an environment for running user scripts (javascript) in firefox itself, where the scripts can target specific websites.
... user style sheets (change appearance through css) yes; you can change the usercontent.css file, or use the stylish extension.
...And 7 more matches

XTech 2005 Presentations - Archive of obsolete content
web 1.6: a rope of sand - opening keynote, mike shaver mozilla e4x - brendan eich "ecmascript for xml" (ecma-357), a new standard for writing and processing xml directly in javascript (ecma-262, iso-16262).
...e4x also adds new javascript operators for filtering xml lists, and for enumerating xml children and descendants.
... another e4x feature: the ability to bind a w3c dom document to a new xml object, reflecting the dom in e4x terms so that updates to either the dom or the e4x object hierarchy show up in the other.
...And 7 more matches

for each...in - Archive of obsolete content
the for each...in statement is deprecated as the part of ecma-357 (e4x) standard.
... firefox now warns about the usage of for each...in and it no longer works starting with firefox 57.
... please see warning: javascript 1.6's for-each-in loops are deprecated for migration help.
...And 7 more matches

forEach - Archive of obsolete content
feel free to alter the text as english is not my mother tongue and i'm more concerned with the code quality that the english grammar ;-s dotnetcarpenter 30 june 2012 <hr> the compatibility section goes to extraordinary lengths in providing a foreach implementation.
... a much more sane approach would be to count on the implementation to throw errors if wrong arguments are provided and implement this in fewer lines of code.
... i've removed the lengthy example, while still linking to it and provided a much simpler and leaner implementation.
...And 7 more matches

TouchEvent.targetTouches - Web APIs
the targettouches read-only property is a touchlist listing all the touch objects for touch points that are still in contact with the touch surface and whose touchstart event occurred inside the same target element as the current target element.
... syntax var touches = touchevent.targettouches; return value touches a touchlist listing all the touch objects for touch points that are still in contact with the touch surface and whose touchstart event occurred inside the same target element as the current target element.
... example this example illustrates the touchevent object's touchevent.targettouches property.
...And 7 more matches

HTML in XUL for rich tooltips - Archive of obsolete content
specifically, we create a rich tooltip that uses html instead of plain text.
...our customized tooltiphtml attribute for each element can be set at any time.
...an html string to a xul attribute for later injection into the tooltip document.getelementbyid("htmltip1").setattribute("tooltiphtml", "<font color='red'>red foo</font>") document.getelementbyid("htmltip2").setattribute("tooltiphtml", "<font color='green'>green foo</font>") }, onmousetooltip: function(event) { //get the html tooltip string assigned to the element that the mouse is over (which will soon launch the tooltip) var txt = event.target.getattribute("tooltiphtml"); // get the html div element that is inside the custom xul tooltip var div = document.getelementbyid("myhtmltipdiv"); //clear the html div element of any prior shown custom html while(div.firstchild) div.removechild(div.firstchild); //safely convert html string to a simple dom object, stripping it of javascript a...
...And 6 more matches

popChallengeResponse - Archive of obsolete content
there may also be large incompatibilities between implementations and the behavior may change in the future.
... resultstring = crypto.popchallengeresponse("challengestring"); argument description "challengestring" a base-64 encoded cmmf popodeckeychallcontent message.
... the current implementation does not conform to that defined in the cmmf draft, and we intend to change this implementation to that defined in the cmc rfc..
...And 6 more matches

autocompletesearch - Archive of obsolete content
« xul reference home autocompletesearch new in thunderbird 2requires seamonkey 1.1 type: space-separated list of values a space-separated list of search component names, each of which implements the nsiautocompletesearch interface.
... the components are created using the name @mozilla.org/autocomplete/search;1?name= where name is listed in this attribute.
... search-autocomplete requires seamonkey 2.1 the user's default search engine's suggestions are searched.
...And 6 more matches

-ms-scroll-chaining - Archive of obsolete content
the -ms-scroll-chaining css property is a microsoft extension that specifies the scrolling behavior that occurs when a user hits the scroll limit during a manipulation.
... initial valuechainedapplies tonon-replaced block-level elements and non-replaced inline-block elementsinheritednocomputed valueas specifiedanimation typediscrete syntax values chained initial value.
... formal syntax chained | none examples the following example illustrates the -ms-scroll-chaining property in use.
...And 6 more matches

TouchEvent.touches - Web APIs
touches is a read-only touchlist listing all the touch objects for touch points that are currently in contact with the touch surface, regardless of whether or not they've changed or what their target element was at touchstart time.
... you can think of it as how many separate fingers are able to be identified as touching the screen.
... syntax var touches = touchevent.touches; return value touches a touchlist listing all the touch objects for touch points that are still in contact with the touch surface, regardless of whether or not they've changed or what their target element was at touchstart time.
...And 6 more matches

International characters in XUL JavaScript - Archive of obsolete content
gecko 1.8, as used in firefox 1.5 and other applications, added support for non-ascii characters in javascript files loaded from xul files.
... this means that such script files can use any character from virtually any language of the world.
... for example, they can contain a line: var text = "ein schönes beispiel eines mehrsprachigen textes: 日本語"; this mixes german and japanese characters.
...And 5 more matches

Using spell checking in XUL - Archive of obsolete content
spell checking functionality is available starting in firefox 2.
... this document describes how to use the mozispellcheckingengine component to add spell checking capabilities to your firefox extension.
... see controlling spell checking in html forms for details on adding spell check support to html forms for your website.
...And 5 more matches

Object.prototype.__noSuchMethod__ - Archive of obsolete content
the __nosuchmethod__ property used to reference a function to be executed when a non-existent method is called on an object, but this function is no longer available.
... while __nosuchmethod__ has been dropped, the ecmascript 2015 specification has the proxy object, with which you can achieve the below (and more).
... syntax obj.__nosuchmethod__ = fun parameters fun a function that takes the form function (id, args) { .
...And 5 more matches

system/child_process - Archive of obsolete content
experimental an implementation of the node.js child_process api.
... this module enables you to execute a child program in a new process.
... since it emulates the node.js child_process api, it's not documented separately here.
...And 4 more matches

Chromeless - Archive of obsolete content
[this project may not be active — check github https://github.com/mozilla/chromeless] chromeless is a mozilla labs project in its early stages.
... the aim is to enable developers to create full blown desktop applications using only web technologies.
... chromeless apps have access to a collection of javascript apis that provide them with deep desktop integration.
...And 4 more matches

::-ms-check - Archive of obsolete content
the ::-ms-check css pseudo-element is a microsoft extension that represents checkboxes and radio button groups created by <input type="checkbox"> and <input type="radio">.
... allowable properties only the following css properties can be used in a rule with ::-ms-check in its selector.
...r-top-style border-top-width box-shadow box-sizing color cursor display (values block, inline-block, none) @font-face font-size font-style font-weight height margin-bottom margin-left margin-right margin-top opacity outline-color outline-style outline-width padding-bottom padding-left padding-right padding-top transform transform-origin visibility width syntax ::-ms-check example html <form> <label for="redbutton">red</label> <input type="radio" id="redbutton"><br> <label for="greencheckbox">green</label> <input type="checkbox" id="greencheckbox"> </form> css input, label { display: inline; } input[type=radio]::-ms-check { border-color: red; /* this will make the border red when the button is checked.
...And 4 more matches

Hiding browser chrome - Archive of obsolete content
there are times in which an extension may find it useful to hide browser chrome (that is, toolbars, the location bar, and so forth), in order to reduce clutter when presenting a particular user interface.
...this can be accomplished by augmenting the behavior of the xulbrowserwindow object's hidechromeforlocation() method.
... note: don't simply replace the hidechromeforlocation() method; this will likely hurt the functionality of firefox itself as well as other extensions.
...And 3 more matches

checkState - Archive of obsolete content
« xul reference home checkstate type: integer, values 0, 1, or 2 this attribute may be used to create three state buttons, numbered 0, 1 and 2.
... when in state 0 or 1, pressing the button will switch to the opposite state.
... when in state 2, pressing the button will switch to state 0.
...And 3 more matches

spellcheck - Archive of obsolete content
« xul reference home spellcheck type: boolean if true, spell checking is enabled by default for the text box; if false, spell checking is disabled by default.
... if not specified, this defaults to false the html the spellcheck attribute uses values of true or false (you cannot simply add the spellcheck attribute to a given element): <!-- spellcheck everything!
... --> <input type="text" spellcheck="true" /><br /> <textarea spellcheck="true"></textarea> <div contenteditable="true" spellcheck="true">i am some content</div> <!-- spellcheck nothing!
...And 3 more matches

Specifying Startup Chrome Window - Archive of obsolete content
main chrome window in order to specify the main chrome window of your xulrunner application, you'll need to add a preferences file to your application directory structure and add a preference named toolkit.defaultchromeuri to that file.
...it's directory structure is as follows: xulmine ├───chrome ├───components └───defaults └───preferences in defaults/preferences, there is a file named xulmine.js.
... its contents are: pref("toolkit.defaultchromeuri", "chrome://xulmine/content/xulmine.xul"); the toolkit.defaultchromeuri preference specifies that the xul window at chrome://xulmine/content/xulmine.xul is the main application window.
...And 3 more matches

Object.prototype.unwatch() - Archive of obsolete content
deprecation warning: do not use unwatch() and watch()!
...in addition, using watchpoints has a serious negative impact on performance, which is especially true when used on global objects, such as window.
... the unwatch() method removes a watchpoint set with the watch() method.
...And 3 more matches

SpeechSynthesisUtterance.pitch - Web APIs
the pitch property of the speechsynthesisutterance interface gets and sets the pitch at which the utterance will be spoken at.
... syntax // default 1 speechsynthesisutteranceinstance.pitch = 1.5; value a float representing the pitch value.
... it can range between 0 (lowest) and 2 (highest), with 1 being the default pitch for the current platform or voice.
...And 3 more matches

modDateChanged - Archive of obsolete content
method of file object syntax boolean moddatechanged (filespecobject asourcefolder, number anolddate); parameters the moddatechanged method has the following parameters: asourcefolder a filespecobject representing the file to be queried.
... description most often, the date passed in as the second parameter in moddatechanged is the returned value from a moddate on a separate file, as in the following example, in which the dates of two files are compared.
... example filesource1 = getfolder("program", "file1.txt"); filesource2 = getfolder("program", "file2.txt"); err1 = file.moddate(filesource1); // the baseline returned err2 = file.moddatechanged(filesource1, err1); logcomment("file.moddatechanged should return 'false' = " + err2); // the reason it expects false is we're comparing // the return 'time stamp' value for // file1.txt with the actual file1.txt itself.
...And 2 more matches

popupanchor - Archive of obsolete content
« xul reference homepopupanchortype: one of the values belowpopupanchor is an optional attribute for specifying where popup content should be anchored on the element.noneno anchortopleftanchor to the top left cornertoprightanchor to the top right cornerbottomleftanchor to the bottom left cornerbottomrightanchor to the bottom right cornersyntax<element popupanchor="none | topleft | topright | bottomleft | bottomright" /> example<element id="edit-context" popup="editor-popup" popupanchor="topleft" popupalign="bottomright" /> notesthe popupanchor attribute can be used to specify that the popup content should come up anchored to one of the four corners of the content object (e.g., the button popping up the content).
... if omitted, no anchoring occurs.
...this point (either directly under the mouse or attached to one of the four corners) is called the originating point.by default the popup content appears with its top left point located directly underneath the point at which the user's mouse goes down (on tooltips the content is displaced by the height of the mouse cursor).
...And 2 more matches

searchSessions - Archive of obsolete content
« xul reference home searchsessions obsolete since gecko 26 type: space-separated list of session names set to a keyword indicating what type of data to look up for autocomplete.
...the following values are possible, although custom components may be installed which add others.
... history: the user's url history is searched.
...And 2 more matches

-ms-touch-select - Archive of obsolete content
the -ms-touch-select css property is a microsoft extension that toggles the gripper visual elements that enable touch text selection.
... none the grippers are always off and default touch selection functionality is not provided.
... the -ms-touch-select property should only be used by applications that provide their own selection experience.
...And 2 more matches

ChannelSplitterNode.ChannelSplitterNode() - Web APIs
the channelsplitternode() constructor of the web audio api creates a new channelsplitternode object instance, representing a node that splits the input into a separate output for each of the source node's audio channels.
... syntax var splitter = new channelspitternode(context, options); parameters inherits parameters from the audionodeoptions dictionary.
... options optional a channelsplitteroptions dictionary object defining the properties you want the channelsplitternode to have (it also inherits the options defined in the audionodeoptions dictionary): numberofoutputs: a number defining the number of inputs the channelsplitternode should have.
...And 2 more matches

SpeechSynthesis.onvoiceschanged - Web APIs
the onvoiceschanged property of the speechsynthesis interface represents an event handler that will run when the list of speechsynthesisvoice objects that would be returned by the speechsynthesis.getvoices() method has changed (when the voiceschanged event fires.) this may occur when speech synthesis is being done on the server-side and the voices list is being determined asynchronously, or when client-side voices are installed/uninstalled while a speech synthesis application is running.
... syntax speechsynthesisinstance.onvoiceschanged = function() { ...
... }; examples this could be used to populate a list of voices that the user can choose between when the event fires (see our speak easy synthesis demo.) note that firefox doesn't support it at present, and will just return a list of voices when speechsynthesis.getvoices() is fired.
...And 2 more matches

SpeechSynthesisUtterance.SpeechSynthesisUtterance() - Web APIs
the speechsynthesisutterance() constructor of the speechsynthesisutterance interface returns a new speechsynthesisutterance object instance.
... syntax var utterthis = new speechsynthesisutterance(text); parameters text a domstring containing the text that will be synthesized when the utterance is spoken..
... examples the following snippet is excerpted from our speech synthesizer demo.
...And 2 more matches

TouchList.identifiedTouch() - Web APIs
the identifiedtouch() method returns the first touch item in the touchlist that matches the specified identifier.
... it is recommended that you use touchlist.item() instead.
... syntax var touchitem = touchlist.identifiedtouch(id); parameters id an integer value identifying the touch object to retrieve from the list.
...And 2 more matches

chrome - Archive of obsolete content
this module should not be confused with the "chrome" global variable that webextensions can use to access apis.
... the chrome module gives an add-on sdk add-on access to the components object, which in turn gives it access to a large set of privileged low-level firefox apis.
... chrome is a built-in pseudo module of the toolkit loader.
... see the chrome authority tutorial for more details.

Using XPCOM without chrome - Archive of obsolete content
using sdk xpcom with the low-level module sdk/platform/xpcom , it's possible to exclude chrome and xpcomutils in some cases.
... examples bookmarks observer normally, a bookmark observer would require chrome components and xpcomutils as described in the following links: (observing changes to bookmarks and tags) , (creating event targets).
... below is an example, where we extend the xpcom module's unknown class with an nsinavbookmarkobserverinterface and one of its optional interface methods (onitemchanged).
... // this removes the need to import ci and the xpcomutils const { class } = require("sdk/core/heritage"); const { unknown } = require('sdk/platform/xpcom'); const { placesutils } = require("resource://gre/modules/placesutils.jsm"); let bmlistener = class({ extends: unknown, interfaces: [ "nsinavbookmarkobserver" ], //this event most often handles all events onitemchanged: function(bid, prop, an, nv, lm, type, parentid, aguid, aparentguid) { console.log("onitemchanged", "bid: "+bid, "property: "+prop, "isanno: "+an, "new value: "+nv, "lastmod: "+lm, "type: "+type, "parentid:"+parentid, "aguid:"+aguid);0 // code to handle the event here } }); //we just have a class, but need an object.

levelchange - Archive of obsolete content
the levelchange event is fired when the level attribute of the battery api has changed.
... property type description batterymanager.level double (float) the system's battery charging level scaled from 0 to 1.0.
...returns 1.0 if the battery is full, if the implementation is unable to report the battery's level, or if there is no battery attached to the system.
... example navigator.getbattery().then(function(battery) { console.log("battery level: " + battery.level * 100 + " %"); battery.addeventlistener('levelchange', function() { console.log("battery level: " + battery.level * 100 + " %"); }); }); related events chargingchange chargingtimechange dischargingtimechange ...

The Download Manager schema - Archive of obsolete content
the current database schema version is 8.
... this information is available using nsidownloadmanager methods to retrieve nsidownload objects for each download entry; however, if you feel like poking directly into the table, you can do so using the storage api.
... the schema table field name type description id integer a unique id for the download.
... entityid text the entity id from the nsiresumablechannel used to implement the download channel.

XTech 2006 Presentations - Archive of obsolete content
javascript 2 and the future of the web - brendan eich javascript 2 will be finalised in 2007.
... layout algorithm improvements for web user interfaces (slides, slides as one page) - david baron a discussion of problems with existing standards and potential improvements in two areas: layout systems for user interfaces (rather than documents) and mechanisms for reordering content to allow the author to use good markup and appropriate layout.
... svg and canvas: graphics for web apps - vladimir vukićević this presentation examines some of the strengths and weaknesses of the html 'canvas' and svg for adding rich graphical capabilities to web applications.
... converging rich-client and web application development with mozilla xulrunner (open office format) - benjamin smedberg this presentation demonstrates the convergence of rich-client and web application development and discuss application deployment using mozilla xulrunner.

-ms-content-zoom-chaining - Archive of obsolete content
the -ms-content-zoom-chaining css property is a microsoft extension specifying the zoom behavior that occurs when a user hits the zoom limit during page manipulation.
... chained the nearest zoomable parent element begins zooming when the user hits a zoom limit during page manipulation.
... formal syntax none | chained specifications not part of any specification.
... starting with windows 8.1, this property is also supported for touchpad interaction.

-ms-hyphenate-limit-chars - Archive of obsolete content
the -ms-hyphenate-limit-chars css property is a microsoft extension that specifies one to three values indicating the minimum number of characters in a hyphenated word.
... if the word does not meet the required minimum number of characters in the word, before the hyphen, or after the hyphen, then the word is not hyphenated.
... initial valueautoapplies toall elementsinheritedyescomputed valueas specifiedanimation typediscrete syntax values auto corresponds to a value of 5 2 2, indicating a 5-character word limit, 2 characters required before a hyphenation break, and 2 characters required following a hyphenation break.
... <integer>{1,3} one to three integer values, corresponding to the word limit, the minimum number of characters required before a hyphenation break, and the minimum number of characters required following a hyphenation break, respectively.

BatteryManager.onchargingchange - Web APIs
specifies an event listener to receive chargingchange events.
... these events occur when the battery charging state is updated.
... syntax battery.onchargingchange = funcref where battery is a batterymanager object, and funcref is a function to be called when the chargingchange event occurs.
... example html content <div id="level">(battery level unknown)</div> <div id="chargingtime">(charging time unknown)</div> javascript content navigator.getbattery().then(function(battery) { battery.onchargingchange = chargingchange(); function chargingchange() { document.queryselector('#level').textcontent = battery.level; document.queryselector('#chargingtime').textcontent = battery.chargingtime; } }); specifications specification status comment battery status api candidate recommendation initial definition ...

BatteryManager.onchargingtimechange - Web APIs
specifies an event listener to receive chargingtimechange events.
... these events occur when the battery chargingtime is updated.
... syntax battery.onchargingtimechange = funcref where battery is a batterymanager object, and funcref is a function to be called when the chargingtimechange event occurs.
... example html content <div id="level">(battery level unknown)</div> <div id="chargingtime">(charging time unknown)</div> javascript content navigator.getbattery().then(function(battery) { battery.onchargingtimechange = chargingtimechange(); function chargingtimechange(){ document.queryselector('#level').textcontent = battery.level; document.queryselector('#chargingtime').textcontent = battery.chargingtime; } }); specifications specification status comment battery status api candidate recommendation initial definition ...

BatteryManager.ondischargingtimechange - Web APIs
specifies an event listener to receive dischargingtimechange events.
... these events occur when the battery dischargingtime is updated.
... syntax battery.ondischargingtimechange = funcref where battery is a batterymanager object, and funcref is a function to be called when the dischargingtimechange event occurs.
... example html content <div id="level">(battery level unknown)</div> <div id="chargingtime">(charging time unknown)</div> javascript content navigator.getbattery().then(function(battery) { battery.ondischargingtimechange = dischargingtimechange; function dischargingtimechange(){ document.queryselector('#level').textcontent = battery.level; document.queryselector('#chargingtime').textcontent = battery.chargingtime; } }); specifications specification status comment battery status api candidate recommendation initial definition ...

RTCDataChannelEvent.channel - Web APIs
the read-only property rtcdatachannelevent.channel returns the rtcdatachannel associated with the event.
... syntax var channel = rtcdatachannelevent.channel; value a rtcdatachannel object representing the data channel linking the receiving rtcpeerconnection to its remote peer.
... example the first line of code in the datachannel event handler shown below takes the channel from the event object and saves it locally for use by the code handling data traffic.
... pc.ondatachannel = function(event) { inbounddatachannel = event.channel; inbounddatachannel.onmessage = handleincomingmessage; inbounddatachannel.onopen = handlechannelopen; inbounddatachannel.onclose = handlechannelclose; } specifications specification status comment webrtc 1.0: real-time communication between browsersthe definition of 'rtcdatachannelevent.channel' in that specification.

SpeechGrammar.SpeechGrammar() - Web APIs
the speechgrammar constructor of the speechgrammar interface creates a new speechgrammar object instance.
... syntax var myspeechgrammar = new speechgrammar(); parameters none.
... examples var grammar = '#jsgf v1.0; grammar colors; public <color> = aqua | azure | beige | bisque | black | blue | brown | chocolate | coral | crimson | cyan | fuchsia | ghostwhite | gold | goldenrod | gray | green | indigo | ivory | khaki | lavender | lime | linen | magenta | maroon | moccasin | navy | olive | orange | orchid | peru | pink | plum | purple | red | salmon | sienna | silver | snow | tan | teal | thistle | tomato | turquoise | violet | white | yellow ;' var recognition = new speechrecognition(); var speechrecognitionlist = new speechgrammarlist(); speechrecognitionlist.addfromstring(grammar, 1); recognition.grammars = speechrecognitionlist; var newgrammar = new speechgrammar(); newgrammar.src = '#jsgf v1.0; grammar names; public <name> = chris | kirsty | mike;' speechrecog...
...nitionlist[1] = newgrammar; // should add the new speechgrammar object to the list specifications specification status comment web speech apithe definition of 'speechgrammar()' in that specification.

SpeechGrammarList.SpeechGrammarList() - Web APIs
the speechgrammarlist() constructor creates a new speechgrammarlist object instance.
... syntax var mygrammarlist = new speechgrammarlist(); parameters none.
... examples in our simple speech color changer example, we create a new speechrecognition object instance using the speechrecognition() constructor, create a new speechgrammarlist, add our grammar string to it using the speechgrammarlist.addfromstring method, and set it to be the grammar that will be recognised by the speechrecognition instance using the speechrecognition.grammars property.
... var grammar = '#jsgf v1.0; grammar colors; public <color> = aqua | azure | beige | bisque | black | blue | brown | chocolate | coral | crimson | cyan | fuchsia | ghostwhite | gold | goldenrod | gray | green | indigo | ivory | khaki | lavender | lime | linen | magenta | maroon | moccasin | navy | olive | orange | orchid | peru | pink | plum | purple | red | salmon | sienna | silver | snow | tan | teal | thistle | tomato | turquoise | violet | white | yellow ;' var recognition = new speechrecognition(); var speechrecognitionlist = new speechgrammarlist(); speechrecognitionlist.addfromstring(grammar, 1); recognition.grammars = speechrecognitionlist; specifications specification status comment web speech apithe definition of 'speechgrammarlist' in that specification.

SpeechRecognition.onnomatch - Web APIs
the onnomatch property of the speechrecognition interface represents an event handler that will run when the speech recognition service returns a final result with no significant recognition (when the nomatch event fires.) this may involve some degree of recognition, which doesn't meet or exceed the confidence threshold.
... note: the onnomatch handler does not yet work properly in firefox — the speech recognition system always returns a positive match, and then guesses at what item in the grammar it found.
... syntax myspeechrecognition.onnomatch = function() { ...
... }; examples var recognition = new speechrecognition(); recognition.onnomatch = function() { console.log('speech not recognised'); } specifications specification status comment web speech apithe definition of 'onnomatch' in that specification.

XUL School Tutorial - Archive of obsolete content
xul school is a comprehensive add-on development tutorial, focusing on firefox extension development.
...while firefox changes rapidly, the content in this tutorial should be up to date and valid.
... the box model xpcom objects observer notifications custom xul elements with xbl mozilla documentation roadmap useful mozilla community sites appendices appendix a: add-on performance appendix b: install and uninstall scripts appendix c: avoiding using eval in add-ons appendix d: loading scripts appendix e: dom building and html insertion appendix f: monitoring dom changes the xul school project was developed by appcoast (formerly glaxstar).

cached - Archive of obsolete content
the cached event is fired when the resources listed in the application cache manifest have been downloaded, and the application is now cached.
... general info specification offline interface event bubbles no cancelable no target applicationcache default action none properties property type description target eventtarget (dom element) the event target (the topmost target in the dom tree).
... related events checking noupdate downloading progress cached updateready obsolete error ...

checking - Archive of obsolete content
the checking event is fired when the user agent is checking for an update, or attempting to download the cache manifest for the first time.
... general info specification offline interface event bubbles no cancelable no target applicationcache default action none properties property type description target eventtarget (dom element) the event target (the topmost target in the dom tree).
... related events checking noupdate downloading progress cached updateready obsolete error ...

Enabling quicklaunch for all users - Archive of obsolete content
enabling quicklaunch for all users unlike all other settings, quicklaunch is stored in the windows registry.
... to enable it, just load the following registry script into the user's windows registry: quicklaunch.reg.
... this can be performed automatically by including the following command into the windows logon script: regedit /s \\server\netlogon\reg\quicklaunch.reg ...

Plugin Architecture - Archive of obsolete content
no released product uses this specific architecture.
...the described sequences are subject to change at any time.
... classes there are some classes involved in plugins: nsobjectloadingcontent embed, object and applet nodes inherit from that class, which provides services for loading various kinds of objects.

URIScheme - Archive of obsolete content
list of mozilla supported uri schemes list of uri schemes http:// by default, port 80 https:// by default, port 443 (ssl) ftp:// by default, port 21 file:// : file:///etc/hosts on unix/linux, file:///c:/some/file.txt on windows.
...and the size number by 1 to 127 mailto:emailaddress@domain.com about: chrome:// ...
... preferences see gecko.handlerservice.schemes.* scripting interface see nsiprotocolhandler to create a new protocol/scheme.

autocheck - Archive of obsolete content
« xul reference home autocheck type: boolean if this attribute is true or left out, the checked state of the button will be switched each time the button is pressed.
... if this attribute is false, the checked state must be adjusted manually.
... when autocheck is true, the button type should be "checkbox" or "radio".

onchange - Archive of obsolete content
« xul reference home overview an onchange attribute is an event listener to the object for the event change.
... a change event is fired in different ways for different xul input elements as listed below: onchange type: script code textbox when enter key is pressed radio/check box when the state is changed select list when the selected item is changed what is accessible the script context at this point can only access the following things: global values/functions i.e.
... window, document, or any of the functions/objects/variables bound to the window object event object example <?xml version="1.0"?> <?xml-stylesheet href="chrome://global/skin/" type="text/css"?> <window id="findfile-window" title="find files" orient="horizontal" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> <script type="text/javascript"> function myfunction(e){ /* do something cool here or just say the below */ alert(e.target.nodename); } </script> <textbox id="find-text" onchange="return myfunction(event);"/> </window> ...

searchlabel - Archive of obsolete content
« xul reference home searchlabel type: string text used for 'find-as-you-type' (fayt) searching.
... in situations where the search text is ambiguous or missing, searchlabel can be used to give context to fayt.
... if searchlabel is not present, fayt falls back to use the label property.

treechildren - Archive of obsolete content
bject, builder, , , , classname, , , , , collapsed, contextmenu, controllers, database, datasources, dir, , , flex, height, hidden, id, , , left, , maxheight, maxwidth, menu, minheight, minwidth, , , , , , , observes, ordinal, orient, , pack, , persist, , , , ref, resource, , , , , statustext, style, ,, tooltip, tooltiptext, top, width methods inherited methods addeventlistener(), appendchild(), blur, click, clonenode(), comparedocumentposition, dispatchevent(), docommand, focus, getattribute(), getattributenode(), getattributenodens(), getattributens(), getboundingclientrect(), getclientrects(), getelementsbyattribute, getelementsbyattributens, getelementsbyclassname(), getelementsbytagname(), getelementsbytagnamens(), getfeature, getuserdata, hasattribute(), hasattributens(), has...
...attributes(), haschildnodes(), insertbefore(), isdefaultnamespace(), isequalnode, issamenode, issupported(), lookupnamespaceuri, lookupprefix, normalize(), queryselector(), queryselectorall(), removeattribute(), removeattributenode(), removeattributens(), removechild(), removeeventlistener(), replacechild(), setattribute(), setattributenode(), setattributenodens(), setattributens(), setuserdata example <tree flex="1"> <treecols> <treecol id="sender" label="sender" flex="1"/> <treecol id="subject" label="subject" flex="2"/> </treecols> <treechildren> <treeitem> <treerow> <treecell label="joe@somewhere.com"/> <treecell label="top secret plans"/> </treerow> </treeitem> <treeitem> <treerow> <treecell label="mel@whereever...
....com"/> <treecell label="let's do lunch"/> </treerow> </treeitem> </treechildren> </tree> related elements tree, treecols, treecol, treeitem, treerow, treecell and treeseparator.

toolkit.defaultChromeURI - Archive of obsolete content
type: string specified by: default prefs of xulrunner applications default: none example: pref("toolkit.defaultchromeuri", "chrome://myapp/content/"); the toolkit.defaultchromeuri preference allows simple xulrunner-based applications to open a new window when the application is launched.
... the preference specifies the uri of a chrome window to be opened.
... see also: xulrunner:specifying startup chrome window, toolkit.defaultchromefeatures, toolkit.singletonwindowtype.

xulauncher - Archive of obsolete content
#!/bin/bash -e # a simple bash script to create a minimal xulrunner dir structure and # needed meta files in /tmp, copy the xul-file over and start it # usage: # xulauncher xulfile.xul [options] ############################################################################## # check if theres atleast one parameter ############################################################################## if [ $# -lt 1 ] then echo "you need to give the xul file as first parameter" exit fi # check if 1st parameter is a file ############################################################################## if [ !
... -f "$1" ] then echo "\"$1\" is not a file" exit fi # define some variables ############################################################################## wd=/tmp ext=".xul" xulfile=`basename $1` xulname=${xulfile%$ext} xuldir="$wd/$xulname/chrome/$xulname/" xulprefdir="$wd/$xulname/defaults/preferences" xulappini="$wd/$xulname/application.ini" xulmanifest="$wd/$xulname/chrome/chrome.manifest" xulprefs="$wd/$xulname/defaults/preferences/prefs.js" # make minimal directory structure ############################################################################## mkdir -p $xuldir mkdir -p $xulprefdir # create application.ini file ############################################################################## echo " [app] vendor=xulauncher.sh name=$xulname version=0.0.1 buildid=`date +%y%m...
...%d` [gecko] minversion=1.8 maxversion=1.9 ">$xulappini # create chrome.manifest file ############################################################################## echo " content $xulname file:$xulname/ ">$xulmanifest # create prefs.js file ############################################################################## echo " pref(\"toolkit.defaultchromeuri\", \"chrome://$xulname/content/$xulfile\"); /* debugging prefs */ pref(\"browser.dom.window.dump.enabled\", true); pref(\"javascript.options.showinconsole\", true); pref(\"javascript.options.strict\", true); pref(\"nglayout.debug.disable_xul_cache\", true); pref(\"nglayout.debug.disable_xul_fastload\", true); ">$xulprefs # copy xul file to right location and run it #######################################################################...

Multi-process plugin architecture - Archive of obsolete content
when plugins run in the same process as the browser, any leaks or crashes in the plugin will affect the entire browser: in order to make the browser user experience better, it is possible to separate plugin execution from the process in which the browser normally executes.
... when multi-process plugins are enabled, a shim layer in the browser implements the plugin api (the npp_ functions which would normally be implemented directly by the plugin).
...in addition to crash protection, the multi-process plugin architecture allows firefox to see plugins which respond very slowly or have completely stopped responding.

:-moz-system-metric(touch-enabled) - Archive of obsolete content
the :-moz-system-metric(touch-enabled) css pseudo-class will match an element if the device on which the content is being rendered offers a supported touch-screen interface.
...to xul / chrome code).
...use the -moz-touch-enabled media query instead.

-moz-touch-enabled - Archive of obsolete content
syntax <integer> if the device supports touch events (for a touch screen), this is 1.
... media: media/visual accepts min/max prefixes: no example you might use this feature to render your buttons slightly larger if the user is on a touch-screen device, to make them more finger-friendly.
... button { padding: .5em; } @media (-moz-touch-enabled) { button { padding: 1em; } } ...

ChromeWorkers and the Chrome worker loader
to complement the open web worker functionality, mozilla has introduced the chromeworker interface, which provides this capability within application chrome.
... this documentation covers chrome workers and the chrome worker module loader.
... chrome worker modulesthe preferred way to define and load modules for chrome workers is to use the chrome worker module loader.

SpeechRecognition: nomatch event - Web APIs
the nomatch event of the web speech api is fired when the speech recognition service returns a final result with no significant recognition.
... this may involve some degree of recognition, which doesn't meet or exceed the confidence threshold.
... bubbles no cancelable no interface speechrecognitionevent event handler property onnomatch examples you can use the nomatch event in an addeventlistener method: var recognition = new webkitspeechrecognition() || new speechrecognition(); recognition.addeventlistener('nomatch', function() { console.log('speech not recognized'); }); or use the onnomatch event handler property: recognition.onnomatch = function() { console.log('speech not recognized'); } specifications specification status comment web speech apithe definition of 'speech recognition events' in that specification.

SpeechSynthesis: voiceschanged event - Web APIs
the voiceschanged event of the web speech api is fired when the list of speechsynthesisvoice objects that would be returned by the speechsynthesis.getvoices() method has changed (when the voiceschanged event fires.) bubbles no cancelable no interface event event handler property onvoiceschanged examples this could be used to repopulate a list of voices that the user can choose between when the event fires.
... you can use the voiceschanged event in an addeventlistener method: var synth = window.speechsynthesis; synth.addeventlistener('voiceschanged', function() { var voices = synth.getvoices(); for(i = 0; i < voices.length ; i++) { var option = document.createelement('option'); option.textcontent = voices[i].name + ' (' + voices[i].lang + ')'; option.setattribute('data-lang', voices[i].lang); option.setattribute('data-name', voices[i].name); voiceselect.appendchild(option); } }); or use the onvoiceschanged event handler property: synth.onvoiceschanged = function() { var voices = synth.getvoices(); for(i = 0; i < voices.length ; i++) { var option = document.createelement('option'); option.textcontent = voices[i].name + ' (' + voices[i].lang + ')'; opti...
...on.setattribute('data-lang', voices[i].lang); option.setattribute('data-name', voices[i].name); voiceselect.appendchild(option); } } specifications specification status comment web speech apithe definition of 'speech synthesis events' in that specification.

SpeechSynthesisEvent.charIndex - Web APIs
the charindex read-only property of the speechsynthesisutterance interface returns the index position of the character in the speechsynthesisutterance.text that was being spoken when the event was triggered.
... syntax event.charindex; value a number.
... examples utterthis.onpause = function(event) { var char = event.utterance.text.charat(event.charindex); console.log('speech paused at character ' + event.charindex + ' of "' + event.utterance.text + '", which is "' + char + '".'); } specifications specification status comment web speech apithe definition of 'charindex' in that specification.

URLSearchParams.forEach() - Web APIs
the foreach() method of the urlsearchparams interface allows iteration through all values contained in this object via a callback function.
... syntax searchparams.foreach(callback); parameters callback a callback function that is executed against each parameter, with the param value provided as its parameter.
... examples // create a test urlsearchparams object var searchparams = new urlsearchparams("key1=value1&key2=value2"); // log the values searchparams.foreach(function(value, key) { console.log(value, key); }); the result is: value1 key1 value2 key2 specifications specification status comment urlthe definition of 'foreach() (see "iterable")' in that specification.

Devmo 1.0 Launch Roadmap - Archive of obsolete content
comments, ideas, questions and other discussion should be added on the devmo talk:1.0 launch roadmap page.
... design document items things that need to happen prior to a devmo 1.0 launch...

InstallTrigger.installChrome - Archive of obsolete content
installtrigger.installchrome trigger scripts are typically invoked by javascript event handlers on hyperlinks.
...<a href="#" onclick="installtrigger.installchrome( installtrigger.skin, 'http://wildskins/newblue.xpi', 'newblue/1.0');"> install the new blue theme</a> ...

searchbutton - Archive of obsolete content
« xul reference home searchbutton type: boolean if true, the search field will only fire a command event when the user presses the search button or presses the enter key.
...this attribute only applies to textboxes with the type search.

checked - Archive of obsolete content
« xul reference home checked type: boolean indicates whether the element is checked or not.
... for buttons, the type attribute must be set to checkbox or radio for this attribute to have any effect.

chromemargin - Archive of obsolete content
« xul reference home chromemargin type: margin string controls the amount of chrome that should be visible on each side of the window.
...this value may be -1 to use the default margin for that side on the current platform, 0 to have no system border (that is, to extend the client area to the edge of the window), or a value greater than zero to indicate how much less than the default default width you wish the margin on that side to be.

disablechrome - Archive of obsolete content
« xul reference home disablechrome type: boolean set this attribute to true to disable chrome in the window.
... this is used to hide chrome when showing in-browser ui such as the about:addons page, and causes the toolbars to be hidden, with only the tab strip (and, if currently displayed, the add-on bar) left showing.

textbox.onchange - Archive of obsolete content
« xul reference home onchange type: script code this event is sent when the value of the textbox is changed.
... see also onchange ...

RadioStateChange - Archive of obsolete content
the radiostatechange event is executed when the state of a <radio> element has changed.
... related events checkboxstatechange valuechange ...

ValueChange - Archive of obsolete content
the valuechange event is executed when the value of an element, <progress> for example, has changed.
... related events checkboxstatechange radiostatechange ...

getSearchAt - Archive of obsolete content
« xul reference home getsearchat( index ) return type: string returns the search component with the given index.
... the components are set with the autocompletesearch attribute.

child - Archive of obsolete content
« xul reference child type: ?
... a variable reference to a node that is expected to be a child of the element that is referred to by the container element.

documentCharsetInfo - Archive of obsolete content
« xul reference documentcharsetinfo obsolete since gecko 12.0 type: nsidocumentcharsetinfo this read-only property contains the nsidocumentcharsetinfo object for the document which is used to handle which character set should be used to display the document.
... the properties of the nsidocumentcharsetinfo object were merged into the docshell in gecko 12.0 (firefox 12.0 / thunderbird 12.0 / seamonkey 2.9).

firstPermanentChild - Archive of obsolete content
« xul reference firstpermanentchild not in seamonkey 1.x type: element the first permanent child of the toolbar.
... a permanent child is one that is not customizable and remains on the toolbar.

lastPermanentChild - Archive of obsolete content
« xul reference lastpermanentchild not in seamonkey 1.x type: element the last permanent child of the toolbar.
... a permanent child is one that is not customizable and remains on the toolbar.

richlistitem.label - Archive of obsolete content
« xul reference label type: string gets the concatentation of text from any child label elements.
...use the child elements directly to set label text.

Make your xulrunner app match the system locale - Archive of obsolete content
the code described lives in the pybridge component's onstartup method which gets called automatically.
... from xpcom import components ps_cls = components.classes["@mozilla.org/preferences-service;1"] ps = ps_cls.getservice(components.interfaces.nsiprefservice) branch = ps.getbranch("general.useragent.") branch.setcharpref("locale", lang) i also set the language environment variable to match the system locale so that python's gettext functionality will work (it pulls straight from language instead of using setlocale): os.environ["language"] = lang ...

toolkit.defaultChromeFeatures - Archive of obsolete content
type: string specified by: default prefs of xulrunner applications default: "chrome,dialog=no,all" example: pref("toolkit.defaultchromefeatures", "chrome,resizable=no,dialog=no"); the toolkit.defaultchromefeatures preference allows simple xulrunner-based applications to specify what features are passed to window.open() when the main application window is opened.
... see also: xulrunner:specifying startup chrome window, dom:window.open, toolkit.defaultchromeuri, toolkit.singletonwindowtype.

Summary of Changes - Archive of obsolete content
for a complete discussion of these items, see the sections in which they are described.
...e.value ie5+ inputname.value dom level 1: document.forms["formname"].inputname.value ie5+ formctrlname dom level 1: document.forms["formname"].formctrlname ie5+ document.forms(0) dom level 1: document.forms[0] ie elemref.innertext dom level 1 (core) interface we could introduce dom 3 core textcontent attribute here which is supported by mozilla 1.5+ and is a perfect equivalent to innertext.

SpeechRecognition.onspeechend - Web APIs
the onspeechend property of the speechrecognition interface represents an event handler that will run when speech recognised by the speech recognition service has stopped being detected (when the speechend event fires.) syntax myspeechrecognition.onspeechend = function() { ...
... }; examples recognition.onspeechend = function() { console.log('speech has stopped being detected'); } specifications specification status comment web speech apithe definition of 'onspeechend' in that specification.

SpeechRecognition.onspeechstart - Web APIs
the onspeechstart property of the speechrecognition interface represents an event handler that will run when sound recognised by the speech recognition service as speech has been detected (when the speechstart event fires.) syntax myspeechrecognition.onspeechstart = function() { ...
... }; examples recognition.onspeechstart = function() { console.log('speech has been detected'); } specifications specification status comment web speech apithe definition of 'onspeechstart' in that specification.

SpeechRecognition: speechend event - Web APIs
the speechend event of the web speech api is fired when speech recognized by the speech recognition service has stopped being detected.
... bubbles no cancelable no interface event event handler property onspeechend examples you can use the speechend event in an addeventlistener method: var recognition = new webkitspeechrecognition() || new speechrecognition(); recognition.addeventlistener('speechend', function() { console.log('speech has stopped being detected'); }); or use the onspeechend event handler property: recognition.onspeechend = function() { console.log('speech has stopped being detected'); } specifications specification status comment web speech apithe definition of 'speech recognition events' in that specification.

SpeechRecognition: speechstart event - Web APIs
the speechstart event of the web speech api is fired when sound recognized by the speech recognition service as speech has been detected.
... bubbles no cancelable no interface event event handler property onspeechstart examples you can use the speechstart event in an addeventlistener method: var recognition = new webkitspeechrecognition() || new speechrecognition(); recognition.addeventlistener('speechstart', function() { console.log('speech has been detected'); }); or use the onspeechstart event handler property: recognition.onspeechstart = function() { console.log('speech has been detected'); } specifications specification status comment web speech apithe definition of 'speech recognition events' in that specification.

chrome.manifest - Archive of obsolete content
copy the following text and paste it into a text file, then save that file as "chrome.manifest": skin global my_theme jar:chrome/my_theme.jar!/global/ skin mozapps my_theme jar:chrome/my_theme.jar!/mozapps/ skin messenger my_theme jar:chrome/my_theme.jar!/messenger/ skin messenger-newsblog my_theme jar:chrome/my_theme.jar!/messenger-newsblog/ skin communicator my_theme jar:chrome/my_theme.jar!/communicator/ skin help my_theme jar:chrome/my_theme.jar!/help/ skin navigator my_theme jar:chrome/my_theme.jar!/navigator/ skin editor my_theme jar:chrome/my_theme.jar!/editor/ ...

Archived SpiderMonkey docs - Archive of obsolete content
between resolving conflicts, finding a good time to land, watching the tree, and marking bugs as fixed, it takes around half a day.spidermonkey coding conventionsthe spidermonkey project owners enforce coding conventions pretty strictly during code reviews.

highlightnonmatches - Archive of obsolete content
« xul reference home highlightnonmatches new in thunderbird 3 requires seamonkey 2.0 type: boolean if true, then the autocomplete field will be highlighted when no match has been found.

matchcaseaccesskey - Archive of obsolete content
« xul reference home matchcaseaccesskey type: string the access key for the "match case" checkbox in the findbar.

autoFillAfterMatch - Archive of obsolete content
« xul reference home autofillaftermatch obsolete since gecko 1.9.1 type: boolean if set to true, the entire text of the best match will be displayed at the end of the input.

autocompletesearchparam - Archive of obsolete content
« xul reference home autocompletesearchparam new in thunderbird 3 requires seamonkey 1.1 type: string a string which is passed to the search component.

checkbox.src - Archive of obsolete content
« xul reference home src type: uri set this to an uri pointing to an image to appear in the checkbox.

hidechrome - Archive of obsolete content
« xul reference home hidechrome type: boolean set this attribute to true to have the chrome including the titlebar hidden.

ignoreblurwhilesearching - Archive of obsolete content
« xul reference home ignoreblurwhilesearching new in thunderbird 3requires seamonkey 2.0 type: boolean if true, blur events are ignored while searching, which means that the autocomplete popup will not disappear.

nomatch - Archive of obsolete content
« xul reference home nomatch type: boolean this attribute will be set to true if the last search resulted in no matches.

onsearchbegin - Archive of obsolete content
« xul reference home onsearchbegin type: script code this event handler is called when the autocomplete search begins.

onsearchcomplete - Archive of obsolete content
« xul reference home onsearchcomplete new in thunderbird 3requires seamonkey 2.0 type: script code this event handler is called when the autocomplete search is finished and results are available.

textbox.ignoreBlurWhileSearching - Archive of obsolete content
« xul reference home ignoreblurwhilesearching obsolete since gecko 1.9.1 type: boolean if true, blur events are ignored while searching, which means that the autocomplete popup will not disappear.

checkAdjacentElement - Archive of obsolete content
« xul reference home checkadjacentelement( dir ) return type: no return value deselects the currently selected radio button in the group and selects the one adjacent to it.

onSearchComplete - Archive of obsolete content
« xul reference home onsearchcomplete() return type: no return value calls the onsearchcomplete event handler.

highlightNonMatches - Archive of obsolete content
« xul reference highlightnonmatches new in thunderbird 1 requires seamonkey 1.0 type: boolean gets and sets the value of the highlightnonmatches attribute.

searchButton - Archive of obsolete content
« xul reference searchbutton type: boolean gets and sets the value of the searchbutton attribute.

anchorNode - Archive of obsolete content
« xul reference anchornode type: nsidomelement this read-only property holds the dom node that was specified as the anchor when opening the popup.

autoCheck - Archive of obsolete content
« xul reference autocheck type: boolean gets and sets the value of the autocheck attribute.

autoFillAfterMatch - Archive of obsolete content
« xul reference autofillaftermatch obsolete since gecko 1.9.1 type: boolean gets and sets the value of the autofillaftermatch attribute.

checkState - Archive of obsolete content
« xul reference checkstate type: integer, values 0, 1, or 2 gets and sets the value of the checkstate attribute.

checked - Archive of obsolete content
« xul reference checked type: boolean gets and sets the value of the checked attribute.

children - Archive of obsolete content
« xul reference children type: array of elements returns the list of items in the richlistbox.

ignoreBlurWhileSearching - Archive of obsolete content
« xul reference ignoreblurwhilesearching type: boolean gets and sets the value of the ignoreblurwhilesearching (or ignoreblurwhilesearching) attribute.

isSearching - Archive of obsolete content
« xul reference issearching type: boolean this property is set to true while a search is occuring.

noMatch - Archive of obsolete content
« xul reference nomatch type: boolean this property will be set to true if the last search resulted in no matches.

searchCount - Archive of obsolete content
« xul reference searchcount new in thunderbird 15 requires seamonkey 2.12 type: integer returns the number of search components used.

searchLabel - Archive of obsolete content
« xul reference searchlabel type: string gets and sets the value of the searchlabel attribute.

searchParam - Archive of obsolete content
« xul reference searchparam new in thunderbird 15 requires seamonkey 2.12 type: string gets and sets the value of the autocompletesearchparam attribute.

searchSessions - Archive of obsolete content
« xul reference searchsessions obsolete since gecko 26 type: space-separated list of session names gets the value of the searchsessions attribute.

chromeclass-toolbar - Archive of obsolete content
« xul reference home chromeclass-toolbar when this class is used, the toolbar will be hidden when a window is opened by setting the toolbar option to no in the window.open method.

appendChild - Archive of obsolete content
node appendchild ( node newchild ) ...

Index - Archive of obsolete content
found 3833 pages: # page tags and summary 1 archive of obsolete content archive, landing here at mdn, we try to avoid outright deleting content that might be useful to people targeting legacy platforms, operating systems, and browsers.
... 2 .htaccess ( hypertext access ) 301 redirect, cache control, custom error pages, htaccess, permanent redirect, redirect file accessing : htaccess files can be opened using any text editor, like windows notepad, vin, sublime text editor or any other.
... 3 2015 mdn fellowship program 2015, archive, fellowship no summary!
...And 673 more matches

Index - Archive of obsolete content
this is a special type of button which is drawn differently.
... 3 a xul bestiary add-ons, extensions, needstechnicalreview, xul this xulnote presents some of the key concepts and terms in the xul development environment.
...in contrast to the mozilla jargon file, this article describes items of specific interest to the web or content developer looking to establish a context for understanding mozilla's new technologies -- and in particular mozilla's xml-based user interface language, xul.
...And 238 more matches

StringView - Archive of obsolete content
the aims of this library are: to create a c-like interface for strings (i.e., an array of character codes — an arraybufferview in javascript) based upon the javascript arraybuffer interface to create a highly extensible library that anyone can extend by adding methods to the object stringview.prototype to create a collection of methods for such string-like objects (since now: stringviews) which work strictly on arrays of numbers rather than on creating new immutable javascript strings to work with unicode encodings other than javascript's default utf-16 domstrings introduction as web applications become more and more powerful, adding features such as audio and video manipulation, access to raw data using websockets, and so forth, it has become clear that there are times wh...
...in the past, this had to be simulated by treating the raw data as a string and using the charcodeat() method to read the bytes from the data buffer.
... javascript typed arrays provide a mechanism for accessing raw binary data much more efficiently.
...And 141 more matches

Web video codec guide - Web media technologies
at a typical 30 frames per second, each second of hd video would occupy 248,832,000 bytes (~249 mb).
... most video codecs are lossy, in that the decoded video does not precisely match the source.
... some details may be lost; the amount of loss depends on the codec and how it's configured, but as a general rule, the more compression you achieve, the more loss of detail and fidelity will occur.
...And 126 more matches

Regular expression syntax cheatsheet - JavaScript
this page provides an overall cheat sheet of all the capabilities of regexp syntax by aggregating the content of the articles in the regexp guide.
... character classes if you are looking to contribute to this document, please also edit the original article characters meaning .
... has one of the following meanings: matches any single character except line terminators: \n, \r, \u2028 or \u2029.
...And 123 more matches

Migrate apps from Internet Explorer to Mozilla - Archive of obsolete content
in this article, i will describe mozilla's quirks mode, which provides strong backwards html compatibility with internet explorer and other legacy browsers.
... i'll also cover nonstandard technologies, such as xmlhttprequest and rich text editing, that mozilla does support because no w3c equivalent existed at the time.
...many browsers, such as internet explorer, also support pre-w3c apis and have never added extensive support for the w3c-compliant ones.
...And 117 more matches

mach
mach (german for to make) is a program via the "command-line interface" to help developers perform installation tasks such as installing firefox from its c++ source code.
... requirements mach requires a current version of /mozilla-central/ (or a tree derived from there).
... mach was committed on 2012-sep-26.
...And 114 more matches

Browser Detection and Cross Browser Support - Archive of obsolete content
this article reviews several approaches to browser detection, their usefulness in specific circumstances to arrive at a common sense approach to browser detection.
...note that some other browsers such as safari are reporting (like gecko) in their user agent strings and can confuse simple tests.
...however, we don't quite live in such a world yet.
...And 112 more matches

Mozilla accessibility architecture
intro this document is for people who wish to understand the architecture of mozilla's accessibility api module, which provides support for platform accessibility apis.
... accessibility apis are used by 3rd party software like screen readers, screen magnifiers, and voice dictation software, which need information about document content and ui controls, as well as important events like changes of focus.
...if you're interested in linux or unix accessibility, check out mozilla's atk project page.
...And 106 more matches

Using the application cache - HTML: Hypertext Markup Language
using this application cache feature is highly discouraged; it’s in the process of being removed from the web platform.
... as of firefox 44+, when appcache is used to provide offline support for a page, a warning message displays in the console advising developers to use service workers instead (bug 1204581).
... introduction html5 provides an application caching mechanism that lets web applications run offline.
...And 104 more matches

Web audio codec guide - Web media technologies
in this article, we look at audio codecs used on the web to compress and decompress audio, what their capabilities and use cases are, and offer guidance when choosing audio codecs to use for your content.
... common codecs the list below denotes the codecs most commonly used on the web and which containers (file types) support them.
... if all you need to know is which codecs are even possible to use, this is for you.
...And 101 more matches

Digital audio concepts - Web media technologies
representing audio in digital form involves a number of steps and processes, with multiple formats available both for the raw audio and the encoded or compressed audio which is actually used on the web.
...the granularity of an audio wave in the real world, then, is that of an individual molecule of the medium through which the sound wave is traveling.
... the sounds a person hears every day are, then, actually vibrations in the air which cause the inner workings of the ear.
...And 97 more matches

Introduction to Public-Key Cryptography - Archive of obsolete content
public-key cryptography and related standards and techniques underlie the security features of many products such as signed and encrypted email, single sign-on, and secure sockets layer (ssl) communications.
...for an overview of ssl, see "introduction to ssl." for an overview of encryption and decryption, see "encryption and decryption." information on digital signatures is available from "digital signatures." public-key cryptography is a set of well-established techniques and standards for protecting communications from eavesdropping, tampering, and impersonation attacks.
... encryption and decryption allow two communicating parties to disguise information they send to each other.
...And 90 more matches

HTTP Cache
this document describes the new http cache version 2.
... the code resides in /network/cache2.
... api here is a detailed description of the http cache v2 api, examples included.
...And 89 more matches

Image file type and format guide - Web media technologies
abbreviation file format mime type file extension(s) browser compatibility apng animated portable network graphics image/apng .apng chrome, edge, firefox, opera, safari bmp bitmap file image/bmp .bmp chrome, edge, firefox, internet explorer, opera, safari gif graphics interchange format image/gif .gif chrome, edge, firefox, internet explorer, opera, safari ico microsoft icon image/x-icon .ico, .cur chrome, edge, firefox, internet explorer, opera, safari jpeg...
... joint photographic expert group image image/jpeg .jpg, .jpeg, .jfif, .pjpeg, .pjp chrome, edge, firefox, internet explorer, opera, safari png portable network graphics image/png .png chrome, edge, firefox, internet explorer, opera, safari svg scalable vector graphics image/svg+xml .svg chrome, edge, firefox, internet explorer, opera, safari tiff tagged image file format image/tiff .tif, .tiff none built-in; add-ons required webp web picture format image/webp .webp chrome, edge, firefox, opera the abbreviation for each format links to a longer description of the format, its capabilities, and detailed browser compatibility information; including which versions introduced support and specific...
... image file type details the following sections provide a brief overview of each of the image file types supported by web browsers.
...And 89 more matches

Graceful asynchronous programming with Promises - Learn web development
previous overview: asynchronous next promises are a comparatively new feature of the javascript language that allow you to defer further actions until after a previous action has completed, or respond to its failure.
...let's consider a hypothetical video chat application.
...since getusermedia() has to ensure that the user has permission to use those devices and ask the user which microphone to use and which camera to use (or whether to be a voice-only call, among other possible options), it can block until not only all of those decisions are made, but also the camera and microphone have been engaged.
...And 88 more matches

MCD, Mission Control Desktop, AKA AutoConfig - Archive of obsolete content
for history, i've kept mozilla and netscape chapters, as certain points are complementary to the web-based autoconfig file.
... objective the objective is to provide users with a mailer agent, a web browser, and a news reader which are automatically configured (preferences) at startup to the current user connected on the computer.
... choosing mozilla products allow us to use the same apps while running either windows or linux systems (i suspect mac osx would be fine too).
...And 85 more matches

The Essentials of an Extension - Archive of obsolete content
rdf used to be the central storage mechanism for firefox, but it is now being replaced for a simpler database system.
... <em:id>helloworld@xulschool.com</em:id> this is the unique identifier for the extension.
...one is the email-like format in the hello world example, which should be something like <project-name>@<yourdomain>.
...And 83 more matches

Introducing a complete toolchain - Learn web development
previous overview: understanding client-side tools next in the final couple of articles in the series we will solidify your tooling knowledge by walking you through the process of building up a sample case study toolchain.
... objective: to solidify what we've learnt so far by working through a complete toolchain case study.
...many of today's code editors (such as vs code and atom) have integration support for a lot of tools via plugins.
...And 80 more matches

JXON - Archive of obsolete content
jxon (lossless javascript xml object notation) is a generic name by which is defined the representation of javascript objects using xml.
...there are some cases in which the whole content of an xml document must be read from the javascript interpreter (like for web-apps languages or settings xml documents, for example).
... conversion snippets now imagine you have this sample xml document: example.xml <?xml version="1.0"?> <!doctype catalog system "catalog.dtd"> <catalog> <product description="cardigan sweater"> <catalog_item gender="men's"> <item_number>qwz5671</item_number> <price>39.95</price> <size description="medium"> <color_swatch image="red_cardigan.jpg">red</color_swatch> <color_swatch image="burgundy_cardigan.jpg">burgundy</color_swatch> </size> <size description="large"> <color_swatch image="red_cardigan.jpg">red</color_swatch> <color_swatch image="burgundy_cardigan.jpg">burgundy</color_swatch> </size> </catalog_item> <catalog_item gender="women's"> <item_number>rrx9856</i...
...And 78 more matches

XUL Structure - Archive of obsolete content
how xul is handled in mozilla, xul is handled in much the same way as html or other types of content are handled.
...style sheets (css), images, and other technologies are used to control the presentation.
... xul functions in much the same way.
...And 77 more matches

Textbox (XPFE autocomplete) - Archive of obsolete content
the autocomplete functionality is handled through one of more session objects, each of which can return a set of results given the current value of the textbox.
... the sessions can be set using the searchsessions attribute or by calling the addsession method.
... attributes accesskey, alwaysopenpopup, autocompletesearch, autocompletesearchparam, autofill, autofillaftermatch, autofill, completedefaultindex, crop, disableautocomplete, disableautocomplete, disabled, disablehistory, enablehistory, focused, forcecomplete, forcecomplete, highlightnonmatches, ignoreblurwhilesearching, ignoreblurwhilesearching, inputtooltiptext, label, maxlength, maxrows, minresultsforpopup, minresultsforpopup, nomatch, onchange, onerrorcommand, oninput, onsearchcomplete, ontextcommand, ontextentered, ontextrevert, ontextreverted, open, readonly, searchsessions, showcommentcolumn, showcommentcolumn, showpopup, size, tabindex, tabscrolling, tabscrolling, timeout, type, useraction, value properties accessible, alwaysopenpopup, autofill, autofill...
...And 75 more matches

HTTP caching - HTTP
the performance of web sites and applications can be significantly improved by reusing previously fetched resources.
... web caches reduce latency and network traffic and thus lessen the time needed to display a representation of a resource.
... by making use of http caching, web sites become more responsive.
...And 70 more matches

MMgc - Archive of obsolete content
the garbage collector is "managing" it, detecting when the memory is no longer reachable from anywhere in the application and reclaiming it at that time.
...another way to think about it: unmanaged memory is c++ operators new and delete managed memory is c++ operator new, with optional delete mmgc contains a page allocator called gcheap, which allocates large blocks (megabytes) of memory from the system and doles out 4kb pages to the unmanaged memory allocator (fixedmalloc) and the managed memory allocator (gc).
... each instance manages its own set of objects; objects are not allowed to reference objects in other gc instances.
...And 68 more matches

The Implementation of the Application Object Model - Archive of obsolete content
this section makes a technical argument both for having xul in the first place and for using rdf as the underlying implementation of xul's content model.
... the second section describes the xul/rdf architecture itself and outlines enhancements to the xul language in order to allow the markup language to reference local data and to indicate how and when it would like to be annotatable with local data.
... the case for the xul/rdf approach what is xul?
...And 68 more matches

How to convert an overlay extension to restartless - Archive of obsolete content
well, xul overlays and windows, jsm files, chrome & resource mappings with localization, default preferences, but no xpcom components of your own.
...this guide targets firefox 17 esr or later (or anything else gecko 17+, such as seamonkey 2.14+).
... this is two esrs back (as of this writing), which should be plenty.
...And 66 more matches

The "codecs" parameter in common media types - Web media technologies
at a fundamental level, you can specify the type of a media file using a simple mime type, such as video/mp4 or audio/mpeg.
... general syntax a basic mime media type is expressed by stating the type of media (audio, video, etc), then a slash character (/), then the container format used to contain the media: audio/mpeg an audio file using the mpeg file type, such as an mp3.
... however, each of these mime types is vague.
...And 66 more matches

Using the Web Speech API - Web APIs
the web speech api provides two distinct areas of functionality — speech recognition, and speech synthesis (also known as text to speech, or tts) — which open up interesting new possibilities for accessibility, and control mechanisms.
... speech recognition speech recognition involves receiving speech through a device's microphone, which is then checked by a speech recognition service against a list of grammar (basically, the vocabulary you want to have recognised in a particular app.) when a word or phrase is successfully recognised, it is returned as a result (or list of results) as a text string, and further actions can be initiated as a result.
... the web speech api has a main controller interface for this — speechrecognition — plus a number of closely-related interfaces for representing grammar, results, etc.
...And 65 more matches

JavaScript Daemons Management - Archive of obsolete content
in such a condition it is difficult and unnatural to keep track of all events started and then to stop them when appropriate through the cleartimeout() function.
... a possible approach to solve this problem is to nest all the information needed by each animation to start, stop, etc.
... in different objects (daemons) and then to create a constructor for such a class of objects (daemon) in order to standardize and simplify the instantiation of them.
...And 64 more matches

<input type="search"> - HTML: Hypertext Markup Language
<input> elements of type search are text fields designed for the user to enter search queries into.
... value a domstring representing the value contained in the search field.
... events change and input supported common attributes autocomplete, list, maxlength, minlength, pattern, placeholder, required, size.
...And 63 more matches

Elements - Archive of obsolete content
<!element bindings ( binding* ) > hierarchy: root element may contain: <binding> the bindings element is the root element of any xbl document.
... bindings contains zero or more binding elements as children.
... each binding child element defines a unique binding that can be attached to elements in other documents.
...And 62 more matches

SeaMonkey - making custom toolbar (SM ver. 1.x) - Archive of obsolete content
(for seamonkey 2, firefox, thunderbird and sunbird, see the page: custom toolbar button) you do not need any special technical skills or tools, and almost all the information you need is on this page.
... introduction the technique described here does not involve any hacking.
...it adds a menu choice to chatzilla's menu bar (because chatzilla has no toolbar).
...And 62 more matches

Fetching data from the server - Learn web development
this seemingly small detail has had a huge impact on the performance and behavior of sites, so in this article, we'll explain the concept and look at technologies that make it possible, such as xmlhttprequest and the fetch api.
... prerequisites: javascript basics (see first steps, building blocks, javascript objects), the basics of client-side apis objective: to learn how to fetch data from the server and use it to update the contents of a web page.
... enter ajax this led to the creation of technologies that allow web pages to request small chunks of data (such as html, xml, json, or plain text) and display them only when needed, helping to solve the problem described above.
...And 62 more matches

page-mod - Archive of obsolete content
run scripts in the context of web pages whose url matches a given pattern.
... usage to use page-mod, you specify: one or more scripts to attach.
... a pattern that a page's url must match, in order for the script(s) to be attached to that page.
...And 60 more matches

jspage - Archive of obsolete content
a={array:array,date:date,function:function,number:number,regexp:regexp,string:string};for(var h in a){new native({name:h,initialize:a[h],protect:true}); }var d={"boolean":boolean,"native":native,object:object};for(var c in d){native.typize(d[c],c);}var f={array:["concat","indexof","join","lastindexof","pop","push","reverse","shift","slice","sort","splice","tostring","unshift","valueof"],string:["charat","charcodeat","concat","indexof","lastindexof","match","replace","search","slice","split","substr","substring","tolowercase","touppercase","valueof"]}; for(var e in f){for(var b=f[e].length;b--;){native.genericize(a[e],f[e][b],true);}}})();var hash=new native({name:"hash",initialize:function(a){if($type(a)=="hash"){a=$unlink(a.getclean()); }for(var b in a){this[b]=a[b];}return this;}});hash.i...
...mplement({foreach:function(b,c){for(var a in this){if(this.hasownproperty(a)){b.call(c,this[a],a,this); }}},getclean:function(){var b={};for(var a in this){if(this.hasownproperty(a)){b[a]=this[a];}}return b;},getlength:function(){var b=0;for(var a in this){if(this.hasownproperty(a)){b++; }}return b;}});hash.alias("foreach","each");array.implement({foreach:function(c,d){for(var b=0,a=this.length;b<a;b++){c.call(d,this[b],b,this);}}});array.alias("foreach","each"); function $a(b){if(b.item){var a=b.length,c=new array(a);while(a--){c[a]=b[a];}return c;}return array.prototype.slice.call(b);}function $arguments(a){return function(){return arguments[a]; };}function $chk(a){return !!(a||a===0);}function $clear(a){cleartimeout(a);clearinterval(a);return null;}function $defined(a){return(a!=undefined...
...);}function $each(c,b,d){var a=$type(c); ((a=="arguments"||a=="collection"||a=="array")?array:hash).each(c,b,d);}function $empty(){}function $extend(c,a){for(var b in (a||{})){c[b]=a[b];}return c; }function $h(a){return new hash(a);}function $lambda(a){return($type(a)=="function")?a:function(){return a;};}function $merge(){var a=array.slice(arguments); a.unshift({});return $mixin.apply(null,a);}function $mixin(e){for(var d=1,a=arguments.length;d<a;d++){var b=arguments[d];if($type(b)!="object"){continue; }for(var c in b){var g=b[c],f=e[c];e[c]=(f&&$type(g)=="object"&&$type(f)=="object")?$mixin(f,g):$unlink(g);}}return e;}function $pick(){for(var b=0,a=arguments.length; b<a;b++){if(arguments[b]!=undefined){return arguments[b];}}return null;}function $random(b,a){return math.floor(math.random()...
...And 60 more matches

XUL element attributes - Archive of obsolete content
« xul reference home the following attributes are common to all xul elements: align type: one of the values below the align attribute specifies how child elements of the box are aligned, when the size of the box is larger than the total size of the children.
... for boxes that have horizontal orientation, it specifies how its children will be aligned vertically.
... for boxes that have vertical orientation, it specifies how its children will be aligned horizontally.
...And 60 more matches

Notes on HTML Reflow - Archive of obsolete content
overview reflow is the process by which the geometry of the layout engine's formatting objects are computed.
... the html formatting objects are called frames : a frame corresponds to the geometric information for (roughly) a single element in the content model; the frames are arranged into a hierarchy that parallels the containment hierarchy in the content model.
...all html reflow, including the initial reflow , begins at the root frame , which corresponds to the <html> element of the html document.
...And 58 more matches

Link prefetching FAQ - HTTP
what is link prefetching?
... link prefetching is a browser mechanism, which utilizes browser idle time to download or prefetch documents that the user might visit in the near future.
... a web page provides a set of prefetching hints to the browser, and after the browser is finished loading the page, it begins silently prefetching specified documents and stores them in its cache.
...And 58 more matches

Building accessible custom components in XUL - Archive of obsolete content
introduction dhtml accessibility is a new technology which enables developers to construct accessible controls within (x)html pages.
...assistive technologies could only see the generic html markup used to build the control; they had no way of knowing that a particular collection of div and span elements should be treated as a single cohesive control (such as a tab bar or a treeview).
... by implementing dhtml accessibility techniques, web developers can declare that generic html elements are really acting as specific gui controls (such as a treeitem within a treeview).
...And 57 more matches

textbox (Toolkit autocomplete) - Archive of obsolete content
toolkit applications (such as firefox) use a different autocomplete mechanism than the mozilla suite.
... the example below will create an autocomplete textbox that will search the user's history.
... attributes accesskey, autocompletepopup, autocompletesearch, autocompletesearchparam, completedefaultindex, completeselectedindex,crop, disableautocomplete, disabled, disablekeynavigation, enablehistory, focused, forcecomplete, highlightnonmatches, ignoreblurwhilesearching, inputtooltiptext, label, maxlength, maxrows, minresultsforpopup, nomatch, onchange, oninput, onsearchcomplete, ontextentered, ontextreverted, open, readonly,showcommentcolumn, showimagecolumn, size, tabindex, tabscrolling, timeout, type, value properties accessibletype, completedefaultindex, controller, crop, disableautocomplete, disablekeynavigation, disabled, editable, focused, forcecomplete, highlightnonmatches, ignoreblurwhilesearching, inputfield, label, maxlength, maxrows, minresultsforpopup, ope...
...And 57 more matches

Introduction to SSL - Archive of obsolete content
other protocols, such as the hypertext transport protocol (http), lightweight directory access protocol (ldap), or internet messaging access protocol (imap), run "on top of" tcp/ip in the sense that they all use tcp/ip to support typical application tasks such as displaying web pages or running email servers.
... the ssl protocol runs above tcp/ip and below higher-level protocols such as http or imap.
... it uses tcp/ip on behalf of the higher-level protocols, and in the process allows an ssl-enabled server to authenticate itself to an ssl-enabled client, allows the client to authenticate itself to the server, and allows both machines to establish an encrypted connection.
...And 57 more matches

Introducing asynchronous JavaScript - Learn web development
previous overview: asynchronous next in this article we briefly recap the problems associated with synchronous javascript, and take a first look at some of the different asynchronous techniques you'll encounter, showing how they can help us solve such problems.
... objective: to gain familiarity with what asynchronous javascript is, how it differs from synchronous javascript, and what use cases it has.
... synchronous javascript to allow us to understand what asynchronous javascript is, we ought to start off by making sure we understand what synchronous javascript is.
...And 57 more matches

Application cache implementation overview
loading a top level document from offline cache this happens in nshttpchannel::opencacheentry().
... all top level document loading (navigation) channels are set chooseapplicationcache flag, which happens in nsdocshell::douriload().
... channels having that flag set are searching for nsiapplicationcache object prior inspecting normal http cache.
...And 57 more matches

Codecs used by WebRTC - Web media technologies
to communicate, the two devices need to be able to agree upon a mutually-understood codec for each track so they can successfully communicate and present the shared media.
... containerless media webrtc uses bare mediastreamtrack objects for each track being shared from one peer to another, without a container or even a mediastream associated with the tracks.
... which codecs can be within those tracks is not mandated by the webrtc specification.
...And 56 more matches

XUL accessibility guidelines - Archive of obsolete content
by following these principles and practices, you will be able to write your xul applications in such a way that all users, including those with physical, sensory, or communicative disabilities, with be able to use and enjoy them.
... accessibility is not difficult, but does require a basic understanding of the different types of disabilities, commonly used assistive technologies, and special accessibility features built into the xul languages.
... there is also a xul accessibility tool which can help test some of these guidelines, but please be aware that no tool can replace human judgement for accessibility, and understanding the guidelines is vital.
...And 54 more matches

Property cache
spidermonkey's property cache is an internal data structure used to speed up property accesses in the interpreter and to communicate between the interpreter and jit.
...the property cache still exists, but it is simpler now.
... spidermonkey mainly uses type inference to determine which properties are being accessed; in cases where type inference does not find the exact shape of the object being accessed, spidermonkey uses a pic (polymorphic inline caches) to store the result of the lookup.
...And 53 more matches

Cache - Web APIs
the cache interface provides a storage mechanism for request / response object pairs that are cached, for example as part of the serviceworker life cycle.
... note that the cache interface is exposed to windowed scopes as well as workers.
... an origin can have multiple, named cache objects.
...And 53 more matches

OpenSearch description format
the opensearch description format lets a website describe a search engine for itself, so that a browser or other client application can use that search engine.
... opensearch is supported by (at least) firefox, edge, internet explorer, safari, and chrome.
... (see reference material for links to other browsers' documentation.) firefox also supports additional features not in the opensearch standard, such as search suggestions and the <searchform> element.
...And 53 more matches

Style System Overview - Archive of obsolete content
selector matches elements in the document.
... rule applies to matched elements.
... “cascaded” value for property + element: if 0 rules matching the element have the property: some properties inherit and some properties use initial value.
...And 52 more matches

Chrome registration
what is chrome?
... chrome is the set of user interface elements of the application window that are outside the window's content area.
... toolbars, menu bars, progress bars, and window title bars are all examples of elements that are typically part of the chrome.
...And 52 more matches

Component; nsIPrefBranch
component: nsiprefbranch modules/libpref/public/nsiprefbranch.idlscriptable this interface is used to manipulate the preferences data.
... inherits from: nsisupports last changed in gecko 58 (firefox 58 / thunderbird 58 / seamonkey 2.55) this object is created with a "root" value which describes the base point in the preferences "tree" from which this "branch" stems.
... method overview void addobserver(in string adomain, in nsiobserver aobserver, in boolean aholdweak); void clearuserpref(in string aprefname); void deletebranch(in string astartingat); boolean getboolpref(in string aprefname, requires gecko 54 [optional] in boolean adefaultvalue); string getcharpref(in string aprefname,requires gecko 54 [optional] in string adefaultvalue); requires gecko 58 utf8tring getstringpref(in string aprefname, [optional] in utf8string adefaultvalue); void getchildlist(in string astartingat, [op...
...And 52 more matches

Manifest Files - Archive of obsolete content
« previousnext » in this section, we'll see how to put chrome and xul files into a package and create the manifest files for them.
...packages may be installed into mozilla and referenced with chrome urls.
...a package can be stored either as a directory or as a jar archive.
...And 51 more matches

nss tech note5
using nss to perform miscellaneous cryptographic operations nss technical note: 5 nss project info is at http://www.mozilla.org/projects/security/pki/nss/ you can browse the nss source online at http://lxr.mozilla.org/mozilla/source/security/nss/ and http://lxr.mozilla.org/security/ be sure to look for sample code first for things you need to do.
... encrypt/decrypt include headers #include "nss.h" #include "pk11pub.h" make sure nss is initialized.the simplest init function, in case you don't need a nss database is nss_nodb_init(".") choose a cipher mechanism.
... note that some mechanisms (*_pad) imply the padding is handled for you by nss.
...And 51 more matches

Using Touch Events - Web APIs
however, devices with touch screens (especially portable devices) are mainstream and web applications can either directly process touch-based input by using touch events or the application can use interpreted mouse events for the application input.
... a disadvantage to using mouse events is that they do not support concurrent user input, whereas touch events support multiple simultaneous inputs (possibly at different locations on the touch surface), thus enhancing user experiences.
... the touch events interfaces support application specific single and multi-touch interactions such as a two-finger gesture.
...And 51 more matches

Appendix: What you should know about open-source software licenses - Archive of obsolete content
this document was authored by yutaka kachi and was originally published in japanese for the firefox developers conference summer 2007.
...in this chapter, i’ll explain some of the basics: what open-source software (oss) licenses are, what types of licenses exist, and when they’re appropriate.
... what are the different kinds of oss licenses and what are their key characteristics?
...And 50 more matches

Menu - Archive of obsolete content
note: this page documents the jetpack prototype, which has since been replaced by the add-on sdk.
... features can also create new menus and attach them almost anywhere, chrome or content, as popup menus or context menus.
... two namespaces are associated with this api: jetpack.menu, which provides access to the browser's menus, and jetpack.menu, the constructor for making new menus.
...And 50 more matches

Tree View Details - Archive of obsolete content
creating a hierarchical custom view in the last section, we created a simple tree view that implemented only a minimum amount of functionality.
...here, we will examine how to create a hierarchical set of items using the view.
... this is a fairly tricky process as it involves keeping track of which items have children and also which rows are open and closed.
...And 50 more matches

tree - Archive of obsolete content
« xul reference home [ examples | attributes | properties | methods | related ] a container which can be used to hold a tabular or hierarchical set of rows of elements.
...each row of the tree may contain child rows which are displayed indented from the parent.
...there are several ways in which trees are used, as listed below.
...And 50 more matches

nsIChannel
netwerk/base/nsichannel.idlscriptable this interface allows clients to construct 'get' requests for specific protocols, and manage them in a uniform way.
... inherits from: nsirequest last changed in gecko 19.0 (firefox 19.0 / thunderbird 19.0 / seamonkey 2.16) once a channel is created (via nsiioservice.newchannel()), parameters for that request may be set by using the channel attributes, or by calling queryinterface() to retrieve a subclass of nsichannel for protocol-specific parameters.
... then, the uri can be fetched by calling open() or asyncopen().
...And 50 more matches

Anonymous Content - Archive of obsolete content
this template describes a content tree that will be generated around the bound element during binding attachment.
... an element declared in a bound document using a single tag can then be constructed out of multiple child elements, and this implementation is hidden from the bound document.
... scoping and access using the dom when a binding is attached and certain conditions are met, the children of the binding's content element are cloned.
...And 49 more matches

<input type="checkbox"> - HTML: Hypertext Markup Language
<input> elements of type checkbox are rendered by default as boxes that are checked (ticked) when activated, like you might see in an official government paper form.
... the exact appearance depends upon the operating system configuration under which the browser is running.
...a checkbox allows you to select single values for submission in a form (or not).
...And 49 more matches

Preferences - Archive of obsolete content
two used interfaces are nsiprefservice and nsiprefbranch.
...to get an nsiprefbranch, either queryinterface() the pref service (that will give you the root branch) or call nsiprefservice.getbranch() to get a sub-branch.
... here are two examples: // get the root branch var prefs = components.classes["@mozilla.org/preferences-service;1"] .getservice(components.interfaces.nsiprefbranch); // get the "extensions.myext." branch var prefs = components.classes["@mozilla.org/preferences-service;1"] .getservice(components.interfaces.nsiprefservice); prefs = prefs.getbranch("extensions.myext."); simple types there are three types of preferences: string, integer, and boolean.
...And 48 more matches

Adding preferences to an extension - Archive of obsolete content
« previousnext » this article takes the creating a dynamic status bar extension sample to the next level, adding a popup menu that lets you quickly switch between multiple stocks to watch.
... it also adds a preference dialog that lets you switch to a stock other than one of the ones included in the popup menu.
... get the code here: download the sample update the manifests the install manifest and chrome manifest need to be updated.
...And 48 more matches

A XUL Bestiary - Archive of obsolete content
in contrast to the mozilla jargon file, this article describes items of specific interest to the web or content developer looking to establish a context for understanding mozilla's new technologies -- and in particular mozilla's xml-based user interface language, xul.
... chrome some of the most powerful and frequently misunderstood features of xul and the mozilla browser have to do with chrome.
... the term chrome is used in different contexts to mean different things.
...And 48 more matches

From object to iframe — other embedding technologies - Learn web development
<iframe>s are for embedding other web pages, and the other two allow you to embed pdfs, svg, and even flash — a technology that is on the way out, but which you'll still see semi-regularly.
...these were embedded in a master document called a frameset, which allowed you to specify the area on the screen that each frame filled, rather like sizing the columns and rows of a table.
... these were considered the height of coolness in the mid to late 90s, and there was evidence that having a webpage split up into smaller chunks like this was better for download speeds — especially noticeable with network connections being so slow back then.
...And 48 more matches

Cooperative asynchronous JavaScript: Timeouts and intervals - Learn web development
previous overview: asynchronous next this tutorial looks at the traditional methods javascript has available for running code asychronously after a set time period has elapsed, or at a regular interval (e.g.
... objective: to understand asynchronous loops and intervals and what they are useful for.
... introduction for a long time, the web platform has offered javascript programmers a number of functions that allow them to asynchronously execute code after a certain time interval has elapsed, and to repeatedly execute a block of code asynchronously until you tell it to stop.
...And 48 more matches

Touch events - Web APIs
to provide quality support for touch-based user interfaces, touch events offer the ability to interpret finger (or stylus) activity on touch screens or trackpads.
... the touch events interfaces are relatively low-level apis that can be used to support application-specific multi-touch interactions such as a two-finger gesture.
... a multi-touch interaction starts when a finger (or stylus) first touches the contact surface.
...And 48 more matches

jpm - Archive of obsolete content
to test your installation, run: /usr/bin/env node -v if you get an error message saying /usr/bin/env: node: no such file or directory and you have installed nodejs through a package manager, nodejs may have been installed under a different executable name.
...on debian and ubuntu, this can be remedied by ensuring you installed the compatibility package, nodejs-legacy: sudo apt-get install nodejs-legacy on other distributions, you may have to create a local symlink to nodejs manually: sudo ln -s "$(which nodejs)" /usr/local/bin/node installing jpm after you have npm installed and node on your path, install jpm just as you would any other npm package.
...any add-on which you are in the process of developing) in the branded release or beta versions of firefox.
...And 46 more matches

Creating custom Firefox extensions with the Mozilla build system - Archive of obsolete content
in addition, binary components need to be recompiled for every major firefox release, which can be frustrating.
...on the other hand, if you are an experienced developer or team, and you know that you are going to build a large, complex extension, you would do well to consider the approach described in this article.
... one final note: i've only tried these techniques inside firefox, but they'll probably work more or less unchanged on other gecko-based platforms like thunderbird or seamonkey.
...And 46 more matches

Gecko Compatibility Handbook - Archive of obsolete content
- some inline examples were removed because of technical limitations.
... gecko is an embeddable browser, developed as part of the mozilla open source project and based on w3 standards rather than the proprietary approaches of the past.
...gecko since 1997, much of the web's content has been developed for microsoft internet explorer 4 or netscape navigator 4.
...And 46 more matches

Character classes - JavaScript
character classes distinguish kinds of characters such as, for example, distinguishing between letters and digits.
... types the following table is also duplicated on this cheatsheet.
... characters meaning .
...And 46 more matches

Enhanced Extension Installation - Archive of obsolete content
first it must locate the firefox executable, then run it with the -install-global-extension command line flag, which installs from a xpi into the firefox application directory.
... aside from the work of locating the firefox executable in the first place (which varies from platform to platform), this is very limiting because: it forces the third party application to package its firefox integration hooks as a xpi.
... it forces it to have write access to the firefox directory in order to be installed, which may not always be the case.
...And 45 more matches

URIs and URLs - Archive of obsolete content
resources are identified by uri "uniform resource identifier" (taken from rfc 2396): uniform uniformity provides several benefits: it allows different types of resource identifiers to be used in the same context, even when the mechanisms used to access those resources may differ; it allows uniform semantic interpretation of common syntactic conventions across different types of resource identifiers; it allows introduction of new types of resource identifiers without interfering with the way that existing identifiers are used; and, it allows the identifiers to be reused in many different contexts, thus permitting new applica...
...the resource is the conceptual mapping to an entity or set of entities, not necessarily the entity which corresponds to that mapping at any particular instance in time.
... thus, a resource can remain constant even when its content---the entities to which it currently corresponds---changes over time, provided that the conceptual mapping is not changed in the process.
...And 45 more matches

Complete - Archive of obsolete content
if you want to see these techniques in action, then you can download and install the complete allcustom extension: allcustom.xpi (the link is external only because this wiki does not support xpi files.) the extension does not contain any useful functions.
...it provides a user interface in two languages (english and french).
...it provides all five custom toolbar buttons on all the toolbars, and it provides corresponding menu choices in seamonkey's chatzilla window.
...And 45 more matches

Using Fetch - Web APIs
the fetch api provides a javascript interface for accessing and manipulating parts of the http pipeline, such as requests and responses.
... it also provides a global fetch() method that provides an easy, logical way to fetch resources asynchronously across the network.
... this kind of functionality was previously achieved using xmlhttprequest.
...And 45 more matches

Media container formats (file types) - Web media technologies
instead, it streams the encoded audio and video tracks directly from one peer to another using mediastreamtrack objects to represent each track.
...the mime types and extensions for each are listed.the most commonly used containers for media on the web are probably mpeg-4 (mp4), quicktime movie (mov), and the wavefile audio file format (wav).
...a good example of this is the mp3 audio file, which is in fact an mpeg-1 container with a single audio track encoded using mpeg-1 audio layer iii encoding.
...And 45 more matches

Inner-browsing extending the browser navigation paradigm - Archive of obsolete content
introduction when you click a link on a web page, your web browser makes a request to a web server which usually results in a new web page as a response.
... that new page may have links that take you to other pages, which may in turn have more links, and so on.
...and for users it usually doesn't begin to approach the seamlessness and usability of good application user interfaces.
...And 44 more matches

textbox - Archive of obsolete content
attributes cols, decimalplaces, disabled, emptytext, hidespinbuttons, increment, label, max, maxlength, min, multiline, newlines, onblur, onchange, onfocus, oninput, placeholder, preference, readonly, rows, searchbutton, size, spellcheck, tabindex, timeout, type, value, wrap, wraparound properties accessibletype, clickselectsall, decimalplaces, decimalsymbol, defaultvalue, disabled, editor, emptytext, increment, inputfield, label, max, maxlength, min, placeholder, readonly, searchbutton, selectionend, selectionstart, size, spinbutt...
...the default is 0, which doesn't show any decimal places.
...do not set the attribute to true, as this will suggest you can set it to false to enable the element again, which is not the case.
...And 44 more matches

RDF in Mozilla FAQ - Archive of obsolete content
the rdf back-end architecture document describes in more detail how mozilla's rdf implementation works, and gives a quick overview of the interfaces that are involved.
... if you have problems with the dmoz and chefmoz data, it's best to contact those projects directly.
...by loading chunks of it into a xul ui from a remote site), don't forget to let mozilla-rdf and the rdf interest group lists know.
...And 44 more matches

A guide to searching crash reports
this guide to searching through crash reports may help you locate the crash reports that will help you find and fix the firefox bug you're working on.
... specifically, crash-stats offers two basic functions: searching you can search the crash reports database by over 100 criteria: crash signature, date, platform, product, version, etc.
... grouping you can cluster the results of each search into groups using the same criteria.
...And 44 more matches

ui/button/toggle - Archive of obsolete content
with this module you can create buttons that function like a check box, representing an on/off choice.
...toggle buttons have two extra features: they emit a change event when clicked, as well as a click event.
... they have an extra attribute checked that is automatically toggled when the button is clicked.
...And 43 more matches

Install Manifests - Archive of obsolete content
it contains metadata identifying the add-on, providing information about who created it, where more information can be found about it, which versions of what applications it is compatible with, how it should be updated, and so on.
... id the id of the extension, which must be one of the following: guid (firefox 1.0) a string formatted like so: extensionname@example.org the latter format is significantly easier to generate and manipulate.
... firefox 1.5 has checking to ensure that your id falls into one format or the other and will refuse to install add-ons that have malformed ids.
...And 43 more matches

Making asynchronous programming easier with async and await - Learn web development
previous overview: asynchronous next more recent additions to the javascript language are async functions and the await keyword, part of the so-called ecmascript 2017 javascript edition (see ecmascript next support in mozilla).
... these features basically act as syntactic sugar on top of promises, making asynchronous code easier to write and to read afterwards.
... they make async code look more like old-school synchronous code, so they're well worth learning.
...And 43 more matches

BluetoothCharacteristicProperties - Web APIs
the bluetoothcharacteristicproperties interface of the the web bluetooth api provides the operations that are valid on the given bluetoothremotegattcharacteristic.
... this interface is returned by calling bluetoothremotegattcharacteristic.properties.
... properties authenticatedsignedwritesread only returns a boolean that is true if signed writing to the characteristic value is permitted.
...And 43 more matches

Advanced Rules - Archive of obsolete content
the simple rule syntax is really just a shortcut for the full rule syntax which is described below.
...full rules contain three child tags, a conditions tag, a bindings tag and an action tag, although the bindings tag is not always needed.
... the conditions element is used to specify the criteria for matching a given resource.
...And 42 more matches

Templates - Archive of obsolete content
populating elements xul provides a method in which we create elements from data supplied by rdf, either from an rdf file or from an internal datasource.
... numerous datasources are provided with mozilla such as bookmarks, history and mail messages.
... usually, elements such as treeitems and menuitems will be populated with data.
...And 42 more matches

Trees - Archive of obsolete content
« previousnext » xul provides a way to create tabular or hierarchical lists using a tree.
...it can be used with rows either in a flat list or arranged into a hierarchy.
...(using advanced features, progress meters or checkboxes also can be added to the tree) a tree consists of two parts, the set of columns, and the tree body.
...And 42 more matches

TouchEvent - Web APIs
the touchevent interface represents an uievent which is sent when the state of contacts with a touch-sensitive surface changes.
... this surface can be a touch screen or trackpad, for example.
... touches are represented by the touch object; each touch is described by a position, size and shape, amount of pressure, and target element.
...And 42 more matches

Creating XPI Installer Modules - Archive of obsolete content
addons for various toolkit applications, such as firefox or thunderbird, should be packaged in a different way.
... mozilla has introduced major changes to the way that themes and all the other parts of the ui are packaged.
... this new packaging scheme is called xpi (pronounced "zippy"), and interacts with xpinstall.
...And 41 more matches

Introduction to XUL - Archive of obsolete content
preamble mozilla has configurable, downloadable chrome, meaning that the arrangement and even presence or absence of controls in the main window is not hardwired into the application, but loaded from a separate ui description.
... in fact, most of mozilla's windows (and dialogs) will be described using this mechanism.
... xul (pronounced "zool," as if that spelling helped any, and short for "xml user interface language") is our name for the language in which these ui descriptions are built.
...And 41 more matches

MenuItems - Archive of obsolete content
unlike the access key, which only functions while the menu is open, a shortcut key works at any time.
...the "accel" modifier key varies on each platform, but is the key typically used for shortcut keys.
...you might do this if the key associated with the item changes, for instance a list of open windows displayed on a window menu.
...And 41 more matches

Custom toolbar button - Archive of obsolete content
(for seamonkey 1.x, see the page custom toolbar button:seamonkey.) you do not need any special technical skills or tools, and almost all the information you need is on this page.
... introduction the technique described here does not involve any hacking.
...your operating system normally provides them: a way to create and work with files and directories a text editor for plain text files character encoding some text editors have a setting for character encoding.
...And 41 more matches

nsIBrowserSearchService
netwerk/base/public/nsibrowsersearchservice.idlscriptable please add a summary to this article.
... 1.0 66 introduced gecko 1.8 inherits from: nsisupports last changed in gecko 2.0 (firefox 4 / thunderbird 3.3 / seamonkey 2.1) implemented by: @mozilla.org/browser/search-service;1.
... to access this service, use: var browsersearchservice = components.classes["@mozilla.org/browser/search-service;1"] .getservice(components.interfaces.nsibrowsersearchservice); attempting to use any method or attribute of this interface before init() has completed will force the service to fall back to a slower, synchronous, initialization.
...And 41 more matches

JavaScript Object Management - Archive of obsolete content
« previousnext » chrome javascript in this section we'll look into how to handle javascript data effectively, beginning with chrome code, in ways which will prevent pollution of shared namespaces and conflicts with other add-ons resulting from such global namespace pollution.
...this needs to be replaced with an identifier name which is unique to your add-on.
...however, most extensions are small projects by individuals, so these examples follow a more practical approach of having just one namespace with the project name.
...And 40 more matches

JavaScript Client API - Archive of obsolete content
this api is available in mozilla-based products that use sync, such as firefox desktop.
... further, you agree (a) to maintain and link to (including on websites from which your third party client may be downloaded) a separate, conspicuous, and reasonably detailed privacy policy detailing how data collected or transmitted by your third party client is managed and protected; (b) that your third party client will only store data in encrypted form on the firefox sync servers operated by mozilla; (c) that you and your third party client will use the firefox sync apis so...
...ded purpose; (d) that your third party client will not hide or mask its identity as it uses the services and/or firefox sync apis, including by failing to follow required identification conventions; and (e) that you and your third party client will not use the firefox sync apis for any application or service that replicates or attempts to replicate the services or firefox sync experience unless such use is non-confusing (by non-confusing, we mean that people should always know with whom they are dealing and where the information or software they are downloading came from).
...And 40 more matches

Mozilla Application Framework in Detail - Archive of obsolete content
where speed is the foremost consideration, we provide c++ libraries with multi-language interfaces for comprehensive, performant access to networking, filesystem, content, rendering, and much more.
... what this means to you as the developer is this: you can take advantage of skills you already have with xml or web technologies to design and implement anything from a simple text editor to a comprehensive ide - complete with all of the interface widgets that you would find in virtually any major application framework.
... another benefit of this standards-based approach to ui development is that your application is cross-platform "out of the box".
...And 40 more matches

Using XPInstall to Install Plugins - Archive of obsolete content
extension, theme, and plug-in developers must switch away from install.js based packages to the new packaging scheme with an install.rdf manifest.
...xpinstall is a javascript-based installer technology that works across all the platforms that mozilla and netscape browsers based on mozilla (such as netscape 7) are deployed.
... it can be a way to ensure a smooth user-experience when obtaining plugins, without obliging the user to exit the browsing environment to launch a binary installer (the classic setup.exe experience on windows) or obliging the user to restart their browser.
...And 40 more matches

Working with windows in chrome code
this article describes working with multiple windows in mozilla chrome code (xul applications and extensions).
... opening windows from a <script> in a window or an overlay to open a new window, we usually use a window.open or window.opendialog dom call, like this: var win = window.open("chrome://myextension/content/about.xul", "aboutmyextension", "chrome,centerscreen"); the first parameter to window.open is the uri of the xul file that describes the window and its contents.
...this is different from the user-visible window title, which is specified using xul.
...And 40 more matches

A simple RTCDataChannel sample - Web APIs
the rtcdatachannel interface is a feature of the webrtc api which lets you open a channel between two peers over which you may send and receive arbitrary data.
... the api is intentionally similar to the websocket api, so that the same programming model can be used for each.
... in this example, we will open an rtcdatachannel connection linking two elements on the same page.
...And 40 more matches

Inheritance and the prototype chain - JavaScript
each object has a private property which holds a link to another object called its prototype.
... that prototype object has a prototype of its own, and so on until an object is reached with null as its prototype.
... by definition, null has no prototype, and acts as the final link in this prototype chain.
...And 40 more matches

context-menu - Archive of obsolete content
items are bound to contexts in much the same way that event listeners are bound to events.
...rather, create your item only once and supply a context that matches the target url.
...menu items for each add-on will be grouped together automatically.
...And 39 more matches

An Interview With Douglas Bowman of Wired News - Archive of obsolete content
on october 11, 2002, wired launched a brand-new site design that uses validating xhtml for its structure and a small collection of css files for its layout.
... wired news redesign in a nutshell driven by xhtml 1.0 transitional and css; allows centralized control over layout and appearance for thousands of pages; simple markup allows for rapid changes to templates; average page weight dropped by almost half; page layout accomplished with simple css positioning; vastly increased accessibility without special coding or user agent detection.
...this includes rules and guidelines applying to everything from headers, footers, page hierarchy, titles, typography, iconography, navigation, and others.
...And 39 more matches

CSS3 - Archive of obsolete content
experimental parts are vendor-prefixed and should either be avoided in production environments, or used with extreme caution as both their syntax and semantics can change in the future.
... modules and the standardization process css level 2 needed 9 years, from august 2002 to june 2011 to reach the recommendation status.
...each of these modules is now an independent part of the language and moves towards standardization at its own pace.
...And 39 more matches

Mozilla Crypto FAQ - Archive of obsolete content
in this document i try to answer some frequently asked questions about the mozilla web browser and mail/news client and its support for ssl, s/mime, and related features based on cryptographic technology.
...regulation of encryption technology.
... on september 6, 2000, rsa security released the rsa patent into the public domain, two weeks before the patent was scheduled to expire (on september 20, 2000).
...And 39 more matches

toolbarbutton - Archive of obsolete content
attributes accesskey, autocheck, checkstate, checked, command, crop, dir, disabled, dlgtype, group, image, label, oncommand, open, orient, tabindex, title, type, validate properties accesskey, accessibletype, autocheck, checkstate, checked, command, crop, dir, disabled, dlgtype, group, image, label, open, orient, tabindex, type examples <toolbar id="test-toolbar"> <toolbarbutton accesskey="p" label="plain"/> ...
... <toolbarbutton accesskey="c" label="checkbox" type="checkbox"/> <toolbarbutton accesskey="b" label="menu-button" type="menu-button"> <menupopup> <menuitem label="menu item 1"/> <menuitem label="menu item 2"/> </menupopup> </toolbarbutton> <toolbarbutton accesskey="m" label="menu" type="menu"> <menupopup> <menuitem label="menu item 1"/> <menuitem label="menu item 2"/> </menupopup> </toolbarbutton> </toolbar> <toolbar id="radio-toolbar"> <toolbarbutton accesskey="1" label="radio 1" type="radio" group="radiogroup"/> <toolbarbutton accesskey="2" label="radio 2" type="radio" group="radiogroup"/> <toolbarbutton accesskey="3" label="radio 3" type="radio" group="radiogroup"/> </toolbar> attributes accesskey type: character this should...
... be set to a character that is used as a shortcut key.
...And 39 more matches

Back to the Server: Server-Side JavaScript On The Rise - Archive of obsolete content
by davey waterson, javascript architect, aptana there's no debate that javascript is the most widely used language client-side on the web.
...now more than 10 years later, with netscape's technology group having been transformed into the mozilla foundation, server-side javascript is seeing a strong resurgence because of the simplicity it provides to web developers reinvigorated by the fact that today's cpus can process javascript more than 10x faster than the cpus of the mid-90's ever could.
...in fact, the next javascript engine from mozilla, tracemonkey, is poised to boost javascript performance by factors of 20 to 40 times according to brendan eich, mozilla cto and the creator of javascript.
...And 39 more matches

Multiple Rules - Archive of obsolete content
in addition, conditions may be applied to each rule.
... only those results that match the conditions have content generated for them.
... for each result, the conditions associated with each rule are examined to see if they match.
...And 38 more matches

RDF Modifications - Archive of obsolete content
« previousnext » one of the most useful aspects of using templates with rdf datasources is that when the rdf datasource changes, for instance a new triple is added, or a triple is removed, the template updates accordingly, adding or removing result output as needed.
...when the datasource is modified, the datasource will notify any observers of the change.
...you don't need to implement this observer yourself, although you may add an observer to the datasource if you want to be notified when the data changes.
...And 38 more matches

Mozilla release FAQ - Archive of obsolete content
originally, the plan was just to re-stabilize the code and release 5.0, but it was decided within the community that the more ambitious changes that were planned for later integration were close to being ready.
... the old layout engine, networking engine, and several of the older modules were gutted, and much later, the sources reached the point where netscape was comfortable making a release, and so netscape 6.0 was released.
...the source to mozilla was first released on 31 march 1998.
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LiveConnect Overview - Archive of obsolete content
this chapter describes using liveconnect technology to let java and javascript code communicate with each other.
... the chapter assumes you are familiar with java programming.
...all javascript access to java takes place with these objects, which are summarized in the following table.
...And 38 more matches

nsIEditorSpellCheck
editor/idl/nsieditorspellcheck.idlnot scriptable provides spell checking commands for nsieditor instances.
... inherits from: nsisupports last changed in gecko 9.0 (firefox 9.0 / thunderbird 9.0 / seamonkey 2.6) implemented by: @mozilla.org/editor/editorspellchecker;1.
... to create an instance, use: var editorspellcheck = components.classes["@mozilla.org/editor/editorspellchecker;1"] .createinstance(components.interfaces.nsieditorspellcheck); method overview void addwordtodictionary(in wstring word); boolean canspellcheck(); void checkcurrentdictionary(); boolean checkcurrentword(in wstring suggestedword); boolean checkcurrentwordnosuggest(in wstring suggestedword); astring getcurrentdictionary(); void getdictionarylist([array, size_is(count)] out wstring dictionarylist, out pruint32 count); wstring getnextmisspelledword(); void getpersonaldictionary(); wstring getpersonaldictionaryword(); wstring getsuggestedword(); void ign...
...And 38 more matches

nsIHttpChannel
netwerk/protocol/http/nsihttpchannel.idlscriptable this interface allows for the modification of http request parameters and the inspection of the resulting http response status and headers when they become available.
... inherits from: nsichannel last changed in gecko 1.3 to create an http channel, use nsiioservice with a http uri, for example: var ios = components.classes["@mozilla.org/network/io-service;1"] .getservice(components.interfaces.nsiioservice); var ch = ios.newchannel("https://www.example.com/", null, null); method overview void getoriginalresponseheader(in acstring aheader, in nsihttpheadervisitor avisitor); acstring getrequestheader(in acstring aheader); acstring getresponseheader(in acstring header); boolean isnocacheresponse(); boolean isnostoreresponse(); void redirectto(in nsiuri anewuri); void setemptyrequestheader(in acstring aheader); void setreferrerwithpolicy(in nsiuri referrer, i...
...f the referring uri referrer_policy_origin_when_xorigin same as the default; only send the origin of the referring uri for cross-origin requests referrer_policy_unsafe_url always send the referrer, even when downgrading from https to http attributes attribute type description allowpipelining boolean this attribute is a hint to the channel to indicate whether or not the underlying http transaction should be allowed to be pipelined with other transactions.
...And 38 more matches

XPCOM Objects - Archive of obsolete content
on top of it lies the chrome, mostly written in xml, javascript and css.
...well, those are applications that, simply put, take the underlying platform with perhaps a few changes and additions, and then write their own chrome layer.
... xpcom is the way in which the two layers (xulrunner and chrome) communicate.
...And 37 more matches

Menus - Archive of obsolete content
it is normally attached to a menubar or to a button.
...these tags can be used to create menus which sit on a menubar or are attached to buttons.
... there are four elements that a menupopup can be attached to.
...And 37 more matches

Positioning - Archive of obsolete content
positioning popups there are several ways in which the location of a popup on screen may be controlled.
... a submenu, however, is placed by default to the right of the parent menu item, such that the top edge of the menu is aligned with the top edge of the parent menu item.
... for popups attached using the popup or context attributes, the default position to appear is with the upper left corner (or upper right corner in right to left locales) at the position where the mouse was clicked.
...And 37 more matches

Skinning XUL Files by Hand - Archive of obsolete content
to skin a xul file means to change the overall look of that file by changing its style information.
... by the way, in contrast to the term skin, "chrome" refers to the skin and the content and whatever localization and platform-specific files are necessary for a particular part of the application or window.
... the skin is just the style or appearance of an interface, where the chrome is the style, content, and structure.
...And 37 more matches

tabbrowser - Archive of obsolete content
it is similar to the browser element, except that multiple documents can be displayed, each in a separate tab.
... attributes autocompleteenabled, autocompletepopup, autoscroll, contentcontextmenu, contenttooltip, handlectrlpageupdown, onbookmarkgroup, onnewtab, tabmodalpromptshowing properties browsers, cangoback, cangoforward, contentdocument, contenttitle, contentvieweredit, contentviewerfile, contentwindow, currenturi, docshell, documentcharsetinfo, homepage, markupdocumentviewer, securityui, selectedbrowser, selectedtab, sessionhistory, tabcontainer, tabs, visibletabs, webbrowserfind, webnavigation, webprogress methods addprogresslistener, addtab, addtabsprogresslistener,appendgroup, getbrowseratindex, getbrowserindexfordocument, getbrowserfordocument, getbrowserfortab, geticon, getnotificationbox, gettabforbrowser, gettabmodalp...
... onbookmarkgroup not in firefox type: script code this code executes when the user chooses the "bookmark this group of tabs" command.
...And 37 more matches

The Business Benefits of Web Standards - Archive of obsolete content
caught between a rock and a hard place, web designers face a formidable challenge.
... this article discusses how adhering to web standards, and leaving behind proprietary markup and technologies, can contribute to a company's business goals.
...storing css in a separate document (aka style sheet) and applying it to a set of html documents permits a complete change of presentation for all these documents in a snap.
...And 37 more matches

Using the Right Markup to Invoke Plugins - Archive of obsolete content
the object element: w3c standards and cross-browser issues the object element is part of the html 4.01 specification, and is the recommended mechanism to invoke plugins.
... traditionally, the object element has been used differently by microsoft internet explorer and by mozilla-based browsers such as netscape 7.
... in ie, the object element is used to invoke a plugin that is built on the activex architecture.
...And 37 more matches

nsICacheEntryDescriptor
netwerk/cache/nsicacheentrydescriptor.idlscriptable this interface provides a cache entry descriptor.
... inherits from: nsicacheentryinfo last changed in gecko 2.0 (firefox 4 / thunderbird 3.3 / seamonkey 2.1) method overview void close(); void doom(); void doomandfailpendingrequests(in nsresult status); string getmetadataelement(in string key); void markvalid(); nsiinputstream openinputstream(in unsigned long offset); nsioutputstream openoutputstream(in unsigned long offset); void setdatasize(in unsigned long size); void setexpirationtime(in pruint32 expirationtime); void setmetadataelement(in string key, in string value); void visitmetadata(in nsicachemetadatavisitor visitor); attributes attribute type description accessgranted nscacheaccessmode get the access granted to this descriptor.
... see nsicache for the definitions of the access modes and a thorough description of their corresponding meanings.
...And 37 more matches

ui/frame - Archive of obsolete content
usage this module exports the frame constructor, which can be used to create frame components.
... constructing frames the frame constructor takes one mandatory option, which is a url pointing to an html document supplied under your add-ons "data" directory.
... communicating with frames you can exchange messages between the main add-on code and scripts loaded into the frame using an api modeled on window.postmessage().
...And 36 more matches

Layout System Overview - Archive of obsolete content
galley and page presentations: the presentation generally is constrained by the width of the window in which the presentation is to be displayed, and a height that extends as far as necessary.
...additionally, layout must support a paginated presentation, where the width of the presentation is constrained by the dimensions of the printed output (paper) and the height of each page is fixed.
... this paged presentation presents several challenges not present in the galley presentation, namely how to break up elements that are larger than a single page, and how to handle changes to page dimensions.
...And 36 more matches

Creating a Help Content Pack - Archive of obsolete content
this is still very much a work in progress, tho, and i need to complete the rest of it soon (where "complete" means "use what's there that's good, build on the stuff that's not as good, and add other useful information as necessary".
...you can create a content packs which inherit from existing mozilla help content packs.
... the contents of a content pack content packs consist of a general pack description file, table of contents, index, search, glossary, and help documents.
...And 36 more matches

Template Logging - Archive of obsolete content
logging template results there are two main ways in which template errors may be detected.
... the first debugging method involves logging all new results that apply to the template due to the data changing as well as logging results that are changed or removed.
... in addition, each result generated when the template is first created and initialized is logged.
...And 36 more matches

Building a Theme - Archive of obsolete content
introduction this tutorial will take you through the steps required to build a very basic theme - one which updates the background color of the toolbars in firefox.
... note: firefox for mac os x has changed some directories so the guide may be obsolete.
... an example of the content within a typical xpi file for a theme: example.xpi: /install.rdf /chrome.manifest /preview.png /icon.png /chrome/ browser/ communicator/ global/ mozapps/ we'll want to create a file structure similar to the one above for our tutorial, so let's begin by creating a folder for your theme somewhere on your hard disk (e.g.
...And 36 more matches

Accessible Toolkit Checklist
the work when implementing a new toolkit it's important to: implement standard keyboard behavior, which can vary from platform to platform.
... expose your ui - a way for assistive technologies such as screen readers, screen magnifiers and voice dictation software to understand your software.
...implement true usability for everyone, and make your toolkit follow the guidelines for each platform.
...And 36 more matches

nsICache
the nsicache is a namespace for various cache constants.
... netwerk/cache/public/nsicache.idlscriptable please add a summary to this article.
... last changed in gecko 1.9 (firefox 3) inherits from: nsisupports constants constant value description access_none 0 access granted - no descriptor is provided.
...And 36 more matches

Advanced techniques: Creating and sequencing audio - Web APIs
in this tutorial, we're going to cover sound creation and modification, as well as timing and scheduling.
...however, we want to demonstrate how to build such a demo from first principles, as a learning exercise.
... the interface consists of master controls, which allow us to play/stop the sequencer, and adjust the bpm (beats per minute) to speed up or slow down the "music".
...And 36 more matches

Architecture - Accessibility
mozilla exposes a document containment hierarchy with text and embedded objects.
...however in accessibility hierarchies such as atk and iaccessible2, text is not exposed in leaf nodes as it is in a w3c dom.
...it is concatenated together with all its sibling text nodes, and embedded objects between the text nodes are exposed as the unicoded embedded object character '\xfffc'.
...And 36 more matches

Cache-Control - HTTP
the cache-control http header holds directives (instructions) for caching in both requests and responses.
... header type general header forbidden header name no cors-safelisted response header yes syntax caching directives have the following rules to be valid: case-insensitive, but lowercase is recommended.
... some directives have an optional argument, which can be either a token or a quoted-string.
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Appendix D: Loading Scripts - Archive of obsolete content
because there are such a diverse array of add-ons, and because the needs of developers have grown organically over time, the gecko runtime provides a number of means to dynamically load and execute javascript files.
... each of these means has its own advantages and disadvantages, as well as its own quirks which may trap the unwary.
... the examples below which make use of the services global assume that you're previously imported the services.jsm module.
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Setting Up a Development Environment - Archive of obsolete content
most xul tools and plugins you'll find online are merely templates that generate the folder structure for the project, and that's not much help.
...we chose make because this is the same system used by mozilla to build firefox, and it is available for all operating systems.
...in cygwin installations you'll have to explicitly check the make and zip utilities from the long list of packages to download and install.
...And 35 more matches

XUL Events - Archive of obsolete content
the events listeners can be attached using addeventlistener and removed using removeeventlistener.
... some of the events can be attached using attributes as well.
... when attaching event listeners using attributes, be aware that only one listener can be attached at a time.
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Reading from Files - Archive of obsolete content
file and stream guide: [ nsiscriptableio | accessing files | getting file information | reading from files | writing to files | moving, copying and deleting files | uploading and downloading files | working with directories ] important note: the pages from the file and stream guide use the io object (nsiscriptableio), which was not available in any released version of the platform (pending some fixes).
... there are alternative xpcom apis you can use, your help in updating this pages to use the supported api is very much welcome!
...using the former will cause characters in the stream to be interpreted with a particular character encoding.
...And 35 more matches

button - Archive of obsolete content
attributes accesskey, autocheck, checkstate, checked, command, crop, dir, disabled, dlgtype, group, icon, image, label, open, orient, tabindex, type properties accesskey, accessibletype, autocheck, checkstate, checked, command, crop, dir, disabled, dlgtype, group, image, label, open, orient, tabindex, type examples <button label="press me" oncommand="alert('you pressed me!');"/> attributes access...
...key type: character this should be set to a character that is used as a shortcut key.
... this should be one of the characters that appears in the label attribute for the element.
...And 35 more matches

nsIApplicationCache
netwerk/base/public/nsiapplicationcache.idlscriptable this interface represents an application cache, which stores resources for offline use.
... 1.0 66 introduced gecko 1.9.1 inherits from: nsisupports last changed in gecko 2.0 (firefox 4 / thunderbird 3.3 / seamonkey 2.1) each application cache has a unique client id for use with nsicacheservice.opensession() method, to access the cache's entries.
... each entry in the cache can be marked with a set of types, specified in the constants section.
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WebGLRenderingContext.getFramebufferAttachmentParameter() - Web APIs
the webglrenderingcontext.getframebufferattachmentparameter() method of the webgl api returns information about a framebuffer's attachment.
... syntax any gl.getframebufferattachmentparameter(target, attachment, pname); parameters target a glenum specifying the binding point (target).
... attachment a glenum specifying the attachment point for the texture.
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Tabbed browser - Archive of obsolete content
each snippet normally includes some code to run at initialization, these are best run using a load listener.
...if you need to work with tabs from a non-browser window, you need to obtain a reference to one first, see working with windows in chrome code for details.
...within the firefox browser are tabs and inside each tab is a browser, both in the common sense of a web page browser and the xul sense of a browser element.
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Tamarin build documentation - Archive of obsolete content
supported platforms tamarin currently supports the following operating systems and/or architectures.
... the tamarin codebase has the ability to build additional code which supports debugging hooks.
...the work for that fix also included some changes to the configure.py default behavior to decouple the --target switch from sdk choice: there is a new switch, --mac-sdk, that selects the 10.4u, 10.5 or 10.6 sdk.
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Venkman Introduction - Archive of obsolete content
features such as breakpoint management, call stack inspection, and variable/object inspection are available from the user interface and from console commands, letting you work in the way you are most accustomed to.
... starting the debugger the javascript debugger is automatically pre-installed in mozilla 1.x but must be installed separately in firefox and other gecko-based products, such as thunderbird and netscape 7.x.
... fortunately, the xpinstall technology makes it possible to install new application modules in firefox by just clicking a hyperlink.
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Modifying a XUL Interface - Archive of obsolete content
you can then set attributes of the element using the setattribute() function and append it to the xul document using the appendchild() function.
... for example, the following will add a button to a xul window: example 1 : source view <script> function addbutton(){ var abox = document.getelementbyid("abox"); var button = document.createelement("button"); button.setattribute("label","a new button"); abox.appendchild(button); } </script> <box id="abox" width="200"> <button label="add" oncommand="addbutton();"/> </box> this example has two parts a box container element in xul.
... the button element has two attributes "label" and "oncommand" a javascript function named "addbutton()" this script first gets a reference to the box with getelementbyid(), which is the container to add a new button to.
...And 34 more matches

browser - Archive of obsolete content
« xul reference home [ examples | attributes | properties | methods | related ] a xul <browser> element represents a frame which is expected to contain a view of a web document.
... get firefox most of the properties and methods of the browser will rarely be used and can only be called from chrome urls.
... other urls will need to use the document and history objects to change the displayed document.
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Extentsions FAQ - Archive of obsolete content
just drag them there from the toolbar customisation window, like you would when adding buttons to the toolbars." option #4 install toolbar control <http://webdesigns.ms11.net/chromeditp.html> asking for help with getting an extension to process windows messages.
..."); var replaceme = document.getelementbyid("replaceme"); replaceme.parentnode.replacechild(newnode, replaceme); is it possible to place an image in the window that can be moved to anywhere in the window, and always remain on top of everything else?(similiar to using position:absolute and-index:100000 in html) you can almost do this with a stack: <window ...> <stack flex="1"> <image top="40" left="80"/> <vbox> other content here </vbox> </stack> </window> the only restriction is that your image can't overlap the right or bottom of the window.
...<https://bugzilla.mozilla.org/show_bug.cgi?id=312818> "thunderbird requires domain in addresses and doesn't always add default" there is an extension that allows what you want attached to one of the comments in this bug.
...And 34 more matches

Limitations of chrome scripts
this page describes patterns that used to work in the chrome process that will no longer work in multiprocess firefox.
...for example: whenever extensions try to access web content from the chrome process, the browser will return a cross process object wrapper that gives the chrome code synchronous access to the content.
... however, these shims are not a substitute for migrating extensions: they are only a temporary measure, and will be removed eventually they can have a bad effect on responsiveness there are likely to be edge cases in which they don't work properly you can see all the places where your add-on uses compatibility shims by setting the dom.ipc.shims.enabledwarnings preference and watching the browser console as you use the add-on.
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AudioNode.channelInterpretation - Web APIs
the channelinterpretation property of the audionode interface represents an enumerated value describing the meaning of the channels.
... when the number of channels doesn't match between an input and an output, up- or down-mixing happens according the following rules.
... this can be somewhat controlled by setting the audionode.channelinterpretation property to speakers or discrete: interpretation input channels output channels mixing rules speakers 1 (mono) 2 (stereo) up-mix from mono to stereo.
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remote/parent - Archive of obsolete content
enables you to load modules, and privileged parts of your add-on in general, into child processes.
... usage in multiprocess firefox: the browser ui runs in one process, sometimes called the chrome process or the parent process web content runs in one or more other processes, sometimes called content processes or remote processes or child processes.
... by default, add-ons run in the chrome process and can't directly access web content.
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Adding sidebars - Archive of obsolete content
« previousnext » the sidebar in firefox is a relatively large and flexible space to add rich interfaces without requiring new windows or complicated overlays.
... sidebars take as much space as the user wants them to, and provide a frame where you can add elaborate data and controls.
... <menupopup id="viewsidebarmenu"> <menuitem id="xulschoolhello-sidebar" label="&xulschoolhello.sidebar.title;" accesskey="&xulschoolhello.sidebar.accesskey;" type="checkbox" autocheck="false" group="sidebar" sidebarurl="chrome://xulschoolhello/content/sidebar.xul" sidebartitle="&xulschoolhello.sidebar.title;" oncommand="togglesidebar('xulschoolhello-sidebar');" /> </menupopup> the example in the mdc page includes a shortcut...
...And 33 more matches

Handling Preferences - Archive of obsolete content
preferences are used to store settings and information to change their default behavior.
...if you need to refer to the term "preference" in any of your locale files, you must change the string depending on the operating system.
... tip: you can use window.navigator.platform in your chrome code to figure out the operating system firefox is running on.
...And 33 more matches

Focus and Selection - Archive of obsolete content
focused elements the focused element refers to the element which currently receives input events.
...the user can change the focus by clicking an element with the mouse or by pressing the tab key.
...rearranging the tab order you can change the order in which elements are focused when the user presses the tab key by adding a tabindex attribute to an element.
...And 33 more matches

How to implement a custom autocomplete search component
the xul textbox element supports an autocomplete mechanism that is used to create a textbox with a popup containing a list of possible completions for what the user has started to type.
... there are actually two autocomplete mechanisms: an older mechanism that is part of the "xpfe" codebase and is used in older applications such as thunderbird and seamonkey.
... a newer and slightly simplified mechanism that is used in "toolkit" applications such as firefox and xulrunner.
...And 33 more matches

XPCOM changes in Gecko 2.0
several changes that affect xpcom component compatibility are taking place in gecko 2.
... this article details those changes, and provides suggestions for how to update your code.
... no more frozen interfaces there are no longer any frozen interfaces; from now on, all interfaces are subject to change.
...And 33 more matches

Getting Started - Archive of obsolete content
for this reason we suggest that you install a second copy into a second directory (make sure that you use a different profile as stated in the release notes) extract the chrome the chrome is stored in \mozilla\chrome and the individual modules are stored in jar files.
...extract classic.jar into \classic (\mozilla\chrome\classic), but make sure to keep the directory structure.
...now all of the css and images are extracted, but if you make some changes and run mozilla as it is, you will not see them because it's still set to look at the files in the jar files.
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Document Object Model - Archive of obsolete content
when an xul file is loaded, the tags are parsed and converted into a hierarchical document structure of nodes, one for each tag and block of text.
...specific xul elements also provide additional functions which may be used.
... each xul file that is loaded will have its own document displayed in a window or frame.
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panel - Archive of obsolete content
typically, it will be attached to a button using the button's type attribute so that when the button is pressed, the panel will be displayed.
...for those versions of firefox, it is best to avoid child frames in a panel, if possible.
..., consumeoutsideclicks, fade, flip, ignorekeys, label, left, level, noautofocus, noautohide, norestorefocus, onpopuphidden, onpopuphiding, onpopupshowing, onpopupshown, position, titlebar, top, type properties accessibletype, label, popupboxobject, popup, state methods hidepopup, moveto, openpopup, openpopupatscreen, sizeto examples the following example shows how a panel may be attached to a label.
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Necko Architecture
mimetype - mime <-> file extension mapping nkabout - about: protocol nkdata - data: protocol nkfile - file: protocol nkftp - ftp: protocol nkkeyword - keyword: protocol nkresrc - resource: protocol cnvts - stream converters stremcnv - stream converter service these libraries will change with time and illustrate the modularity of necko.
... architecture after a few iterations of our original design, the current necko architecture looks something like this: urls necko's primary responsibility is moving data from one location, to another location.
...the uri interface does resource-generic things like getting/setting the scheme, or getting/setting the spec (everything beyond the first colon ':').
...And 32 more matches

Request.cache - Web APIs
the cache read-only property of the request interface contains the cache mode of the request.
... it controls how the request will interact with the browser's http cache.
... syntax var currentcachemode = request.cache; value a requestcache value.
...And 32 more matches

widget - Archive of obsolete content
you can attach panels to them that open when they're clicked, or you can define a custom click handler to perform some other action, like opening a web page in a tab.
...by exposing your interface as a widget, your add-on would automatically inherit such functionality.
... for example, this widget contains an image, so it looks like a simple icon: require("sdk/widget").widget({ id: "mozilla-icon", label: "my mozilla widget", contenturl: "http://www.mozilla.org/favicon.ico" }); you can make contenturl point to an html or icon file which you have packaged inside your add-on.
...And 31 more matches

Localization technical reviews
this guide provides details on what a localization technical review is, what criteria are used for the technical reviews, and the process for requesting one and following its progress.
... the technical review process we use for new localizations can be confusing for any trying to start a new localization.
...each qa review helps us in these ways: ensures that your l10n work is visible and functional within the mozilla application.
...And 31 more matches

Content Scripts - Archive of obsolete content
a message-passing api allows the main code and content scripts to communicate with each other this complete add-on illustrates all of these principles.
... its "main.js" attaches a content script to the current tab using the tabs module.
...the content script simply replaces the content of the page: // main.js var tabs = require("sdk/tabs"); var contentscriptstring = 'document.body.innerhtml = "<h1>this page has been eaten</h1>";' tabs.activetab.attach({ contentscript: contentscriptstring }); the following high-level sdk modules can use content scripts to modify web pages: page-mod: enables you to attach content scripts to web pages that match a specific url pattern.
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places/bookmarks - Archive of obsolete content
usage this module exports: three constructors: bookmark, group, and separator, corresponding to the types of objects, referred to as bookmark items, in the bookmarks database in firefox two additional functions, save() to create, update, and remove bookmark items, and search() to retrieve the bookmark items that match a particular set of criteria.
... save() and search() are both asynchronous functions: they synchronously return a placesemitter object, which then asynchronously emits events as the operation progresses and completes.
... each retrieved bookmark item represents only a snapshot of state at a specific time.
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Setting up an extension development environment - Archive of obsolete content
development profile the use of a separate user profile for development can be advantageous, averting performance degradation from development related settings, and further isolating personal data (such as bookmarks, extensions, and settings) from your testing environment.
... to quickly achieve our task of creating just a developer profile, we will start the application with the parameters: /path/to/firefox -no-remote -p profilename without these parameters, the default behavior of your mozilla applications is to only open the everyday user profile: named default.
...however, you won't enjoy the benefits of isolated resources, which we discussed earlier.
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Signing an XPI - Archive of obsolete content
this article is a mirror of the original, with minor reformatting, some new info and all links updated in march 2010.
...extract the contents of the archive file to a local folder.
...extract the contents of the archive file to a local folder.
...And 30 more matches

Document Loading - From Load Start to Finding a Handler - Archive of obsolete content
we start with the request to load a particular link in a particular window, and proceed up to the point at which the data stream is dispatched to the proper handler.
...dramatis personae this document focuses on the interaction of three classes with each other, but other mozilla components are also involved.
... main roles nsdocshell this class corresponds, basically, to a "window" object in javascript -- each frame, iframe, content area, tab, etc has its own docshell.
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Microsummary XML grammar reference - Archive of obsolete content
a microsummary generator is an xml document that describes how to pull specific information from a web page to be presented in summary form as a bookmark whose title changes based on the content of the page it targets.
... warning: microsummary support was removed in gecko 6.0 (firefox 6.0 / thunderbird 6.0 / seamonkey 2.3) this article provides detailed information about the xml grammar used to build microsummary generators, describing each element and their attributes.
...example the microsummary generator created in the creating a microsummary tutorial: <?xml version="1.0" encoding="utf-8"?> <generator xmlns="http://www.mozilla.org/microsummaries/0.1" name="firefox download count"> <template> <transform xmlns="http://www.w3.org/1999/xsl/transform" version="1.0"> <output method="text"/> <template match="/"> <value-of select="id('download-count')"/> <text> fx downloads</text> </template> </transform> </template> <pages> <include>http://(www\.)?spreadfirefox\.com/(index\.php)?</include> </pages> </generator> namespace the namespace uri for microsummary generator xml documents is: http://www.mozilla.org/microsummaries/0.1 all elements in a microsummary generat...
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OpenClose - Archive of obsolete content
the menu element has an open property which may be set to true to open the menu, or false to close the menu.
...here is a complete example which uses a button to open a menu: <button label="open menu" oncommand="document.getelementbyid('editmenu').open = true;"/> <menu id="editmenu" label="edit"> <menupopup> <menuitem label="cut"/> <menuitem label="copy"/> <menuitem label="paste"/> </menupopup> </menu> this technique may be used for both menupopups that use the menu tag, the button tag and the toolbarbutton tag.
... for menupopups attached to other elements using the popup or context attributes, see opening a popup below.
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The Joy of XUL - Archive of obsolete content
xul (pronounced "zool") is mozilla's xml-based user interface language that lets you build feature rich cross-platform applications that can run connected to or disconnected from the internet.
... also described are some reasons application developers might choose to leverage xul and mozilla technology for building cross-platform applications.
...the key features and benefits of xul will be explored followed by an examination of supporting mozilla technologies.
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Broadcasters and Observers - Archive of obsolete content
« previousnext » there may be times when you want several elements to respond to events or changes of state easily.
... command attribute forwarding we've already seen that elements such as buttons can be hooked up to commands.
...the technique also works for other attributes as well.
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Commands - Archive of obsolete content
« previousnext » a command is an operation which may be invoked.
... command elements the command element is used to create commands which can be used to carry out operations.
...if you did not use commands, you would need to figure out which field has the focus, then check to ensure that the operation is suitable for that element.
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Creating a Skin - Archive of obsolete content
modifying userchrome.css is not guaranteed to work between versions of firefox and may lead to hard-to-diagnose bugs.
...for example, change references of 'classic/1.0' to 'blueswayedshoes/1.0'.
... add a line to the file 'chrome/installed-chrome.txt of the following form: skin,install,url,file:///stuff/blueswayedshoes/ where the last part points to the directory you created.
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Localization - Archive of obsolete content
xul and xml provide entities which are a convenient way of allowing localization.
... entities many applications are built such that translating the interface into a different language is as simple as possible.
... usually, a table of strings is created for each language.
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XBL Example - Archive of obsolete content
this will be a widget that stores a deck of objects, each displayed one at a time.
...the children tag will need to be used.
... example 1 : source <binding id="slideshow"> <content> <xul:vbox flex="1"> <xul:deck xbl:inherits="selectedindex" selectedindex="0" flex="1"> <children/> </xul:deck> <xul:hbox> <xul:button xbl:inherits="label=previoustext"/> <xul:label flex="1"/> <xul:button xbl:inherits="label=nexttext"/> </xul:hbox> </xul:vbox> </content> </binding> this binding creates the slideshow structure that we want.
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XUL Questions and Answers - Archive of obsolete content
return to mozilla-dev-tech-xul summaries the frequently asked questions should be moved to xul faq (make sure they have a clear answer.) where can i get more information about creating mozsearch plugins?
... creating mozsearch plugins contains more help information about creating mozsearch plugin on firefox 2.
... more documentation on search plugins is available in the search plugins category.
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Sunbird Theme Tutorial - Archive of obsolete content
you might be able to apply the same method to other mozilla applications by changing some of the details.
... introduction a theme is a package that users can install in an application to change the appearance of the application, without changing how the application works.
... for example, a theme can change the size and colour of the toolbar buttons, and provide different icons on the buttons.
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Table Reflow Internals - Archive of obsolete content
the initial chunk of an xml doc is loaded.
... the initial chunk of an html doc (or a subsequent chunk of an xml doc) is loaded.
...style changes through the dom - javascript, browser change font (ctrl+/-), a preference changes, etc.
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Using WebRTC data channels - Web APIs
in this guide, we'll examine how to add a data channel to a peer connection, which can then be used to securely exchange arbitrary data; that is, any kind of data we wish, in any format we choose.
... since all webrtc components are required to use encryption, any data transmitted on an rtcdatachannel is automatically secured using datagram transport layer security (dtls).
... creating a data channel the underlying data transport used by the rtcdatachannel can be created in one of two ways: let webrtc create the transport and announce it to the remote peer for you (by causing it to receive a datachannel event).
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Modules - Archive of obsolete content
a module is a self-contained unit of code, which is usually stored in a file, and has a well defined interface.
...unfortunately, javascript does not yet have native support for modules: it has to rely on the host application to provide it with functionality such as loading subscripts, and exporting/ importing names.
... we will show how to do each of these things using the built-in components object provided by xulrunner application such as firefox and thunderbird.
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Adding Event Handlers - Archive of obsolete content
we haven't cleaned it up much but we have created a simple user interface easily.
... using scripts to make the find files dialog functional, we need to add some scripts which will execute when the user interacts with the dialog.
... we would want to add a script to handle the find button, the cancel button and to handle each menu command.
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Adding Style Sheets - Archive of obsolete content
style sheets a style sheet is a file which contains style information for elements.
...the style sheet contains information such as the fonts, colors, borders, and size of elements.
... mozilla applies a default style sheet to each xul window.
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menuitem - Archive of obsolete content
« xul reference home [ examples | attributes | properties | methods | related ] a single choice in a menupopup element.
... it acts much like a button but it is rendered on a menu.
... attributes acceltext, accesskey, allowevents, autocheck, checked, closemenu, command, crop, description, disabled, image, key, label, name, selected, tabindex, type, validate, value properties accessibletype, accesskey, command, control, crop, disabled, image, label, labelelement, parentcontainer, selected, tabindex, value style classes menuitem-iconic, menuitem-non-iconic examples <menulist> <menupopup> <menuitem label="option 1" value="1"/> <menuitem label="option 2" value="2"/> <menuitem label="option 3" value="3"/> <menuitem label="option 4" value="4"/> </menupopup> </menulist> attributes acceltext type: string text that appears beside the menu label to indicate the shor...
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Creating XULRunner Apps with the Mozilla Build System - Archive of obsolete content
this is by far the simplest approach.
...if you are just creating a xulrunner app with some c++ components, you can avoid the challenge of building xulrunner itself by downloading a prebuilt sdk.
... do this if at all possible and send me some of the money you save on psychiatry sessions.
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nsIWebBrowserChrome
embedding/browser/webbrowser/nsiwebbrowserchrome.idlscriptable corresponds to the top-level, outermost window containing an embedded gecko web browser.
... inherits from: nsisupports last changed in gecko 0.9.6 method overview void destroybrowserwindow(); void exitmodaleventloop(in nsresult astatus); boolean iswindowmodal(); void setstatus(in unsigned long statustype, in wstring status); void showasmodal(); void sizebrowserto(in long acx, in long acy); attributes attribute type description chromeflags unsigned long the chrome flags for this browser chrome.
... the implementation should reflect the value of this attribute by hiding or showing its chrome appropriately.
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CacheStorage - Web APIs
the cachestorage interface represents the storage for cache objects.
... the interface: provides a master directory of all the named caches that can be accessed by a serviceworker or other type of worker or window scope (you’re not limited to only using it with service workers, even though the service workers spec defines it).
... note: chrome and safari only expose `cachestorage` to the windowed context over https.
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SpeechRecognition - Web APIs
the speechrecognition interface of the web speech api is the controller interface for the recognition service; this also handles the speechrecognitionevent sent from the recognition service.
... note: on some browsers, like chrome, using speech recognition on a web page involves a server-based recognition engine.
... constructor speechrecognition.speechrecognition() creates a new speechrecognition object.
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ARIA: switch role - Accessibility
the aria switch role is functionally identical to the checkbox role, except that instead of representing "checked" and "unchecked" states, which are fairly generic in meaning, the switch role represents the states "on" and "off." this example creates a widget and assigns the aria switch role to it.
... <button type="button" role="switch" aria-checked="true" id="speakerpower" class="switch"> <span>off</span> <span>on</span> </button> <label for="speakerpower" class="switch">speaker power</label> description the aria switch role is identical to the checkbox role, except instead of being "checked" or "unchecked", it is either "on" and "off." like the checkbox role, the aria-checked attribute is required.
...unlike a <checkbox> or role="checkbox", there is no indeterminate or mixed state.
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A hybrid approach - Developer guides
silver bullets are hard to find in web development — you’re more likely to come across strategies that make the best use of a variety of techniques given the circumstances.
... this brings us to our third approach, which aims to avoid some of the shortcomings the separate sites and responsive design approaches by combining them.
... this hybrid approach centers around breaking down mobile development into its three goals, and then applying the best techniques available to tackle each goal individually.
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Autoplay guide for media and Web Audio APIs - Web media technologies
for details, see the auto-play policies for google chrome and webkit.
... note: put another way, playback of any media that includes audio is generally blocked if the playback is programmatically initiated in a tab which has not yet had any user interaction.
... browsers may additionally choose to block under other circumstances.
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ui/sidebar - Archive of obsolete content
a sidebar is a vertical strip of user interface real estate for your add-on that's attached to the left-hand side of the browser window.
... alternatively, the view->sidebar submenu in firefox will contain a new item which the user can use to show or hide the sidebar: the sidebar generates a show event when it is shown and a hide event when it is hidden.
... to show what a sidebar looks like, here's a sidebar that displays the results of running the w3c validator on the current page: specifying sidebar content the content of a sidebar is specified using html, which is loaded from the url supplied in the url option to the sidebar's constructor.
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Intercepting Page Loads - Archive of obsolete content
some of the techniques presented here apply only to content loaded in the main browser area, while others detect content being loaded in other xul windows, or even detect xul content being loaded.
... also, the different techniques tap into different steps of the load process.
... which one you should use solely depends on your needs.
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In-Depth - Archive of obsolete content
system colours css2 defines colours which are the same as your operating systems theme.
...mozilla css properties mozilla.org created their own css properties to allow them to use the technology for the ui of mozilla.
... all of the properties follow the w3c's standards for vendor extensions, which is why they all begin with -moz.
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More Tree Features - Archive of obsolete content
hierarchical trees the tree element is also used to create hierarchical lists, like that found in a file manager or a browser's bookmarks list.
... the tree view has a number of functions which specify the hierarchy of the items in a tree.
... each item in the tree has a level starting at 0.
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Getting started with XULRunner - Archive of obsolete content
there is an article with a more complicated approach to building xulrunner applications at creating xulrunner apps with the mozilla build system.
... if you need to change xulrunner itself or integrate it with external binaries you may need to read that article.
...as a developer, i like the idea that xulrunner only needs to be unzipped onto my machine.
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Windows Media in Netscape - Archive of obsolete content
controls such as windows media player also interact closely with the scripts in a web page.
... netscape 7.1 is the first netscape gecko™ browser to support the windows media player as an activex control -- previous netscape browsers did not support any activex controls, and thus detecting which versions of netscape support the windows media activex control is an important first step towards building multimedia experiences using html, javascript, and the windows media activex control.
...while that approach works with browsers older than netscape 7.1, this section introduces the use of the objects that enable deployment of the windows media player directly as an activex control within netscape 7.1.
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HTMLAnchorElement - Web APIs
the htmlanchorelement interface represents hyperlink elements and provides special properties and methods (beyond those of the regular htmlelement object interface that they inherit from) for manipulating the layout and presentation of such elements.
... this interface corresponds to <a> element; not to be confused with <link>, which is represented by htmllinkelement) <div id="interfacediagram" style="display: inline-block; position: relative; width: 100%; padding-bottom: 20%; vertical-align: middle; overflow: hidden;"><svg style="display: inline-block; position: absolute; top: 0; left: 0;" viewbox="-50 0 600 120" preserveaspectratio="xminymin meet"><a xlink:href="/docs/web/api/eventtarget" target="_top"><rect x="1" y="1" width="110" height="50" fill="#fff" stroke="#d4dde4" stroke-width="2px" /><text x="56" y="30" font-size="12px" font-family="consolas,monaco,andale mono,monospace" fill="#4d4e53" text-anchor="middle" alignment-baseline="middle">eventtarget</text></a><polyline points="111,25 121,20 121,30 111,25" stroke="#d4dde4" fi...
...ll="none"/><line x1="121" y1="25" x2="151" y2="25" stroke="#d4dde4"/><a xlink:href="/docs/web/api/node" target="_top"><rect x="151" y="1" width="75" height="50" fill="#fff" stroke="#d4dde4" stroke-width="2px" /><text x="188.5" y="30" font-size="12px" font-family="consolas,monaco,andale mono,monospace" fill="#4d4e53" text-anchor="middle" alignment-baseline="middle">node</text></a><polyline points="226,25 236,20 236,30 226,25" stroke="#d4dde4" fill="none"/><line x1="236" y1="25" x2="266" y2="25" stroke="#d4dde4"/><a xlink:href="/docs/web/api/element" target="_top"><rect x="266" y="1" width="75" height="50" fill="#fff" stroke="#d4dde4" stroke-width="2px" /><text x="303.5" y="30" font-size="12px" font-family="consolas,monaco,andale mono,monospace" fill="#4d4e53" text-anchor="middle" alignme...
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XUL Migration Guide - Archive of obsolete content
if your add-on only needs a little help from those techniques, and can accomplish most of what it needs using the supported apis, then it might still be worth migrating: we'll add more supported apis in future releases to meet important use cases.
... user interface components xul-based add-ons typically implement a user interface using a combination of two techniques: xul overlays and xul windows.
... xul overlays xul overlays are used to modify existing windows such as the main browser window.
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Repackaging Firefox - Archive of obsolete content
getting started now, on to the technical details.
... the pristine firefox 2 installer files (windows .exe, mac .dmg, or linux .tar.gz) for each of the locales you need.
... a "distro" extension that makes the changes you desire.
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New Skin Notes - Archive of obsolete content
if you go to your user preferences, you can change the skin to "devmo".
...--dria stuff that's been fixed note that while i've made these fixes, they haven't necessarily been checked in yet.
...-- dria when a page is redirected, need to say-so and what it was redirected from, (see document for an example of such.) this is only an issue in mw1.5 so far.
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Adding Methods to XBL-defined Elements - Archive of obsolete content
methods are the functions of objects, such as window interface's open() method loads the specified resource into the browsing context (window, <iframe> or tab) with the specified name.
...the method element contains two type of child elements, parameter elements which describe the parameters to the method and body which contains the script for the method.
...similarly, the name attributes on the parameter elements become the names of each parameter.
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Keyboard Shortcuts - Archive of obsolete content
creating a keyboard shortcut xul provides methods in which you can define keyboard shortcuts.
... we've already seen in the section on menus that we can define an attribute called accesskey which specifies the key which a user can press to activate the menu or menu item.
...although shortcuts such as this might not always be valid, they will usually work any time the window is open.
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Styling a Tree - Archive of obsolete content
the outer treechildren is the only real element in the tree body.
... set the property on a row or cell, as in the following example: <treerow properties="makeitblue"> css selectors for the tree the style sheet can take this property and use it to change the appearance of the row for unread messages or labels.
... you can think of the properties as functioning much like style classes, although they require a somewhat more complex syntax to use in a style sheet.
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XPCOM Interfaces - Archive of obsolete content
« previousnext » in this section, we'll take a brief look at xpcom (cross-platform component object model), which is the object system that mozilla uses.
...we can attach scripts which modify the interface and perform tasks.
...for example, if we wanted to create a mail application, we would need to write scripts which would connect to mail servers to retrieve and send mail.
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TCP/IP Security - Archive of obsolete content
when a user wants to transfer data across networks, the data is passed from the highest layer through intermediate layers to the lowest layer, with each layer adding information.
... at each layer, the logical units are typically composed of a header and a payload.
... the payload consists of the information passed down from the previous layer, while the header contains layer-specific information such as addresses.
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How much does it cost to do something on the Web? - Learn web development
getting involved on the web isn't as cheap as it looks.
... in this article we discuss how much you may have to spend, and why.
... objective: review the complete process for creating a website and find out how much each step can cost.
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What is the difference between webpage, website, web server, and search engine? - Learn web development
in this article, we describe various web-related concepts: web pages, websites, web servers, and search engines.
...let's learn what they each mean!
... objective: be able to describe the differences between a web page, a website, a web server, and a search engine.
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core/promise - Archive of obsolete content
implementation of promises to make asynchronous programming easier.
... rationale most of the js apis are asynchronous complementing its non-blocking nature.
...instead of structuring our programs into logical black boxes: function blackbox(a, b) { var c = assemble(a); return combine(b, c); } we're forced into continuation passing style, involving lots of machinery: function sphagetti(a, b, callback) { assemble(a, function continuewith(error, c) { if (error) callback(error); else combine(b, c, callback); }); } this style also makes doing things in sequence hard: widget.on('click', function onclick() { promptuserfortwitterhandle(function continuewith(error, handle) { if (error) return ui.displayerror(error); twitter.gettweetsfor(handle, funtion continuewith(error, tweets) { if (error) return ui.displayerror(error); ui.showtweets(tweets...
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The Box Model - Archive of obsolete content
the xul box model is a significant improvement over the html layout model, which is mostly vertical.
...complex elements are created from simpler ones through xbl, which will be covered later on.
...an hbox is oriented horizontally by default, meaning that its child nodes are displayed next to each other from left to right.
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Creating regular expressions for a microsummary generator - Archive of obsolete content
a sequence of characters) that matches patterns of characters in other strings.
... microsummary generators use them to identify the pages that the generators know how to summarize by matching patterns in those pages' urls.
... in this tutorial, we'll explain how to make regular expressions that match the urls for ebay auction item pages.
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Box Objects - Archive of obsolete content
« previousnext » this section describes the box object, which holds display and layout related information about a xul box as well as some details about xul layout.
...the layout tree holds a different tree of nodes for each individual component that can be displayed.
...some content nodes may have several layout objects, for example, each line of a paragraph has a separate layout object.
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Deploying XULRunner - Archive of obsolete content
this means that while the release is immature in some areas such as embedding, application deployment, and os integration, it can be used by developers that are releasing standalone xul applications.
...if your installer is capable of determining whether or not xulrunner has been registered on the system you could perform the check and register the appropriate version if necessary.
...(bonus points for checking the operating system and downloading the right xulrunner on the fly, or bundling them into your installer).
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Archive of obsolete content
so, we've established this area into which we can archive older documentation.
... material in this archived content zone should not be used for building new web sites or apps for modern browsers.
... see the complete index of archived content note to writers: we need to try to keep the subpages here organized instead of all dumped into one large folder.
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Getting Started with Chat
note that on 2nd march 2020, mozilla moved away from irc to matrix for its public channels, the irc server was shut down.
...for example, "ashughes: good morning!" every channel has its own topic.
... mozilla's channels are most active between 9am and 7pm pst monday to friday, excluding us holidays.
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nsIDBChangeListener
the nsidbchangelistener interface is used by components wanting to receive notification when the current database changes somehow.
... example here is an example implementation of the listener (that does nothing): var mylistener = { onhdrflagschanged: function(ahdrchanged, aoldflags, anewflags, ainstigator) {}, onhdrdeleted: function(ahdrchanged, aparentkey, aflags, ainstigator) {}, onhdradded: function(ahdrchanged, aparentkey, aflags, ainstigator) {}, onparentchanged: function(akeychanged, oldparent, newparent, ainstigator) {}, onannouncergoingaway: function(ainstigator) {}, onreadchanged: function(ainstigator) {}, onjunkscorechanged: function(ainstigator) {}, onhdrpropertychanged: function(ahdrtochange, aprechange, astatus, ainstigator) {}, onevent: function(adb, aevent) {}, queryinterface: function(aiid) { if (!aiid.equals(components.interfaces.nsidbchangelistener) && !aiid.equals(com...
...ponents.interfaces.nsisupports)) throw components.results.ns_error_no_interface; return this; } }; and to attach it in thunderbird, we must call addlistener on a nsidbchangeannouncer, typically through a nsimsgdatabase.
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Rich-Text Editing in Mozilla - Developer guides
the rich-text editing support in mozilla 1.3 supports the designmode feature which turns html documents into rich-text editors.
... starting in firefox 3, mozilla also supports internet explorer's contenteditable attribute which allows any element to become editable or non-editable (the latter for when preventing change to fixed elements in an editable environment).
... setting up rich-text editing rich-text editing is initialized by setting the designmode property of a document to "on", such as the document inside an iframe.
...And 26 more matches

Extension Versioning, Update and Compatibility - Archive of obsolete content
an entry must exist with an id matching the id of the application.
... firefox 3 note in applications based on gecko 1.9 you can also use a targetapplication entry with an id toolkit@mozilla.org and minversion and maxversion that match the toolkit version of the running application.
... overriding compatibility checking for testing purposes you can tell the application to somewhat ignore compatibility checks when installing add-ons.
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Adding Events and Commands - Archive of obsolete content
« previousnext » event handlers just like with html, most javascript code execution is triggered by event handlers attached to dom elements.
... the most commonly used event is the onload event, which is used in overlays and other windows to detect when the window has loaded and then run initialization code: // rest of overlay code goes here.
... window.addeventlistener( "load", function() { xulschoolchrome.browseroverlay.init(); }, false); you can do something similar with the onunload event, to do any cleanup you may need.
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Adding Toolbars and Toolbar Buttons - Archive of obsolete content
<overlay id="xulschoolhello-browser-overlay" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> <toolbarpalette id="browsertoolbarpalette"> <toolbarbutton id="xulschoolhello-hello-world-button" class="toolbarbutton-1 chromeclass-toolbar-additional" label="&xulschoolhello.helloworld.label;" tooltiptext="&xulschoolhello.helloworld.tooltip;" oncommand="xulschoolchrome...
... setting the image for a toolbar button is done with css: #xulschoolhello-hello-world-button { list-style-image: url("chrome://xulschoolhello/skin/hello-world.png"); } it's not really that simple to set the image for a toolbar button, because we need to consider the appearance of the button on different systems, and also consider the different button states, but we'll get into that further ahead.
... the css file with your toolbar styles needs to be included in the overlay file, as you would expect, but also in the chrome.manifest file.
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Special Condition Tests - Archive of obsolete content
templates have a means of allowing a rule to match only if the generated content would be inserted inside an element with a particular tag name.
... for instance, if the container was a <vbox>, a rule could be created that would only match a <vbox> element.
...for the bookmarks toolbar, the outer content is inserted into an <hbox>, but at lower levels, the content will be inserted into a <menu> in case you aren't clear, the tag that must match for the outer iteration is the root element, the one with the datasources attribute on it.
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Anonymous Content - Archive of obsolete content
mechanisms are provided for adding attributes to the inner elements that were specified on the outer element.
...if you look at a scroll bar in a mozilla window, you will see that it is made up of an arrow button, a slider, a thumb inside it and a second arrow button at the end, which are the elements that appear in the xbl above.
...filename input field example another example, this time for a field for entering a filename: <binding id="fileentry"> <content> <textbox/> <button label="browse..."/> </content> </binding> attaching this binding to an element will cause it to contain a field for entering text, followed by a browse button.
...And 25 more matches

Creating an Installer - Archive of obsolete content
extension, theme, and plug-in developers must switch away from install.js based packages to the new packaging scheme with an install.rdf manifest.
... xpinstall packages mozilla provides a mechanism which can be used to package xul windows, scripts, skins and other files into single file installers.
...this mechanism is called xpinstall (cross platform install).
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Element Positioning - Archive of obsolete content
some elements, such as textboxes have a default size, which will be used.
...the quick way is to simply add the width and height attributes on an element, much like you might do on an html img tag.
...a better way is to use style properties, which work similarly to style sheets in html.
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Install Scripts - Archive of obsolete content
for example, you may wish to check versions of files and only install updated files, or perhaps you wish to apply patches to existing files.
...the installer script must be called install.js and must be placed at the top level of the installer archive.
... the script will contain javascript code which calls a number of install functions.
...And 25 more matches

List Controls - Archive of obsolete content
they work similar to the html select element, which performs both functions, but the xul elements have additional features.
... the simplest list box uses the listbox element for the box itself, and the listitem element for each item.
... for example, this list box will have four rows, one for each item.
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Trees and Templates - Archive of obsolete content
adding datasources to trees when using a tree, you will often use a template to build its content, to handle a large amount of hierarchial data.
... using a template with a tree uses very much the same syntax as with other elements.
... you need to add a datasources and a ref attribute to the tree element, which specify the datasource and root node to display.
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Using the Editor from XUL - Archive of obsolete content
note that the <editor> element is really just an <iframe> which takes over some of the task of creating the editor from javascript.
...that which you get from window._content.
...it does some getting of window.arguments (which is a way callers can pass parameters to new windows -- we use this to get the url to be loaded), then it calls editorstartup(), where the real work happens.
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menupopup - Archive of obsolete content
there are several ways in which a menupopup may be used: it may be placed inside a menu, menulist, toolbarbutton, or a button with the type attribute set to "menu" to create a popup that will open when the menu or button is pressed.
... it may be attached to any element using the popup attribute.
... it may be attached to any element using the context attribute.
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Common Firefox theme issues and solutions - Archive of obsolete content
it is a companion document to the amo editors guide common theme problems, which provides editors with "boilerplate" copy and paste review notes for common theme issues.
...in order to work around this issue, you need to either rename any of the following files that are in your chrome://browser/skin/ folder and fix any references to those files, or copy them to the folder chrome://browser/skin/lion/: keyhole-circle.png toolbar.png toolbarbutton-dropmarker.png tabbrowser/alltabs-box-bkgnd-icon.png tabview/tabview.png places/toolbar.png linux linux select box fields are showing both drop arrow and spinner arrows on linux: the styling of drop down select box field...
... the problem is commonly caused by a -moz-appearance:menulist style rule in chrome://global/skin/menulist.css.
...And 25 more matches