menupopup - Archive of obsolete content
attributes ignorekeys, left, onpopuphidden, onpopuphiding, onpopupshowing, onpopupshown, position, top properties accessibletype, anchornode, popupboxobject, position, state, triggernode methods hidepopup, moveto, openpopup, openpopupatscreen, setconsumerollupevent, showpopup, sizeto examples the following example shows how a menupopup may be attached to a menulist.
... onpopupshowing type: script code this event is sent to a popup just before it is opened.
... onpopupshown type: script code this event is sent to a popup after it has been opened, much like the onload event is sent to a window when it is opened.
...And 3 more matches

ContextMenus - Archive of obsolete content
<window id="main-window"> <popupset> <menupopup id="ins-del-menu"> <menuitem label="insert"/> <menuitem label="delete"/> </menupopup> </popupset> </window> <grid context="ins-del-menu"> <columns> <column/> <column flex="1"/> </columns> <rows id="rows"> <row align="center"> <label value="name:"/> <textbox/> </row> </rows> </grid> the same context menu can be attached to ...
... hiding and showing menu items based on context when the context menu is opened, a popupshowing event will fire before the popup is displayed.
... <script> function showhidedeleteitem() { var deleteitem = document.getelementbyid("delete"); var rows = document.getelementbyid("rows"); deleteitem.hidden = (rows.childnodes.length == 0); } </script> <menupopup id="inssel-menu" onpopupshowing="showhidedeleteitem()"> <menuitem label="insert"/> <menuitem id="delete" label="delete"/> </menupopup> in this example, the showhidedeleteitem function is called when the popupshowing event is fired.
...And 2 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.
... default positioning of popups a top level menu popup is, by default, placed with the upper edge of the popup flush with the lower edge of the menu or button it is associated with.
... 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 2 more matches

Extensions - Archive of obsolete content
showing and hiding context menu items to have a menuitem you have added be shown or hidden based on the context, you can use an event handler that listens for the popupshowing event.
... function init() { var contextmenu = document.getelementbyid("contentareacontextmenu"); if (contextmenu) contextmenu.addeventlistener("popupshowing", thumbnailsshowhideitems, false); } function thumbnailsshowhideitems(event) { var show = document.getelementbyid("thumbnail-show"); show.hidden = (document.popupnode.localname != "img"); } the init function should be called within the handler for the load event so that the popupshowing event handler is hooked up before it would be opened by the user.
... determining what element was context clicked for general information about how to determine which element was the target of the context menu, that is, the element that was context clicked, see determining what was context clicked firefox uses its own popupshowing event listener to adjust the items on the context menu.

Tooltips - Archive of obsolete content
this can be accomplished by using a popupshowing event listener and adjusting the tooltip as needed.
... the popupshowing event will be fired on the tooltip element just before the tooltip appears.
... for example: <tooltip id="iconic" onpopupshowing="this.lastchild.value = document.tooltipnode.label;"/> the document.tooltipnode property of the document holds the element that the mouse is hovering over.

XUL Reference - Archive of obsolete content
columns commandset command conditions content datepicker deck description dialog dialogheader dropmarker editor grid grippy groupbox hbox iframe image key keyset label listbox listcell listcol listcols listhead listheader listitem member menu menubar menuitem menulist menupopup menuseparator notification notificationbox observes overlay page panel param popupset preference preferences prefpane prefwindow progressmeter query queryset radio radiogroup resizer richlistbox richlistitem row rows rule scale script scrollbar scrollbox scrollcorner separator spacer spinbuttons splitter stack statusbar statusbarpanel stringbundle stringbundleset tab tabbrowser (firefox-only starting with firefox 3/gecko 1.9) tabbox tabpanel tab...
...argrippy toolbaritem toolbarpalette toolbarseparator toolbarset toolbarspacer toolbarspring toolbox tooltip tree treecell treechildren treecol treecols treeitem treerow treeseparator triple vbox where window wizard wizardpage categorical list of all xul elements « xul reference « windows window wizard wizardpage titlebar window structure --- menus and popups --- toolbars toolbar toolbarbutton toolbargrippy toolbaritem toolbarpallete toolbarseperator toolbarspring tabs and grouping tab tabbox tabpanel tabpanels tabs controls --- text and images label caption image lists --- trees --- layout --- templates --- scripting --- helper elements other xul lists dialog ov...
...erlay page window wizard wizardpage preference preferences prefpane prefwindow browser tabbrowser editor iframe titlebar resizer statusbar statusbarpanel dialogheader notification notificationbox menubar menu menuitem menuseparator menupopup panel tooltip popupset toolbar toolbarbutton toolbargrippy toolbaritem toolbarpalette toolbarseparator toolbarset toolbarspacer toolbarspring toolbox tabbox tabs tab tabpanels tabpanel groupbox caption separator spacer button checkbox colorpicker datepicker menulist progressmeter radio radiogroup scale splitter textbox textbox (firefox autocomplete) textbox (mozilla autocomplete) timepicker description label image listbox listitem listcell listcol listcols listhead listheader richlistbox ...

Popup Window Controls - Archive of obsolete content
learn how to detect popup controls, how to ask your readers to enable popups for your site and how to get the benefits of popup windows without using popup windows.
... detecting suppressed popups windows if a user has popup controls enabled for your site, any attempt to call window.open in global script, in an onload handler or in settimeout() or setinterval() will return null rather than a reference to the opened window.
...you can also provide a hyperlink which can be used to open a popup window even in the event that the user has suppressed unsolicited popups on your site.

Browser Toolbox - Firefox Developer Tools
this enables you to inspect documents in individual chrome windows and popups, as well as in content tabs.
... for example, here's what the frame selection popup lists when there are two browser windows open, one with one content tab, and one with two: debugging popups it's hard to debug popups, because the browser hides them as soon as you click outside them.
...you can use the inspector's node picker to select that panel, and examine and modify its content: you can use the same technique to debug popups created by add-ons.

Document.popupNode - Web APIs
typically, this property will be checked during a popupshowing event handler for a context menu to initialize the menu based on the context.
... this property is only set for popups attached via the popup or context attributes.
... for other types of popups, the value is not changed.

Event reference
svg events svgabort svgerror svgload svgresize svgscroll svgunload svgzoom database events abort blocked complete error success upgradeneeded versionchange script events afterscriptexecute beforescriptexecute menu events dommenuitemactive dommenuiteminactive window events close popup events popuphidden popuphiding popupshowing popupshown tab events visibilitychange battery events chargingchange chargingtimechange dischargingtimechange levelchange call events alerting busy callschanged cfstatechange connecting dialing disconnected disconnecting error held, holding incoming resuming statechange voicechange sensor events compassneedscalibration devicemotion deviceorientation orientationchange smartcard e...
... popupshowing popupevent xul a menupopup, panel, or tooltip is about to become visible.
... popupshown popupevent xul a menupopup, panel, or tooltip has become visible.

CSP: sandbox - HTTP
it applies restrictions to a page's actions including preventing popups, preventing the execution of plugins and scripts, and enforcing a same-origin policy.
... allow-popups allows popups (like from window.open, target="_blank", showmodaldialog).
... allow-popups-to-escape-sandbox allows a sandboxed document to open new windows without forcing the sandboxing flags upon them.

Cross-Origin-Opener-Policy - HTTP
header type response header forbidden header name no syntax cross-origin-opener-policy: unsafe-none | same-origin-allow-popups | same-origin directives unsafe-none this is the default value.
... allows the document to be added to its opener's browsing context group unless the opener itself has a coop of same-origin or same-origin-allow-popups.
... same-origin-allow-popups retains references to newly opened windows or tabs which either don't set coop or which opt out of isolation by setting a coop of unsafe-none.

HTML in XUL for rich tooltips - Archive of obsolete content
.w3.org/1999/xhtml"> <script type="application/x-javascript" src="overlay.js"/> <popup id="contentareacontextmenu"> <menuitem id="htmltip1" label="foo1" onmouseover="htmltip.onmousetooltip(event)" tooltip="myhtmltip" /> <menuitem id="htmltip2" label="foo2" onmouseover="htmltip.onmousetooltip(event)" tooltip="myhtmltip" /> </popup> <popupset id="mainpopupset"> <tooltip id="myhtmltip"> <html:div id="myhtmltipdiv" type="content"/> </tooltip> </popupset> </overlay> insert your version of the following into the javascript overlay.
... <?xml version="1.0" encoding="utf-8"?> <overlay id="htmltip-overlay" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" xmlns:html="http://www.w3.org/1999/xhtml"> <script type="application/x-javascript" src="overlay.js"/> <popup id="contentareacontextmenu"> <menuitem id="htmltip3" label="foo3" tooltip="mytip3html" /> </popup> <popupset id="mainpopupset"> <tooltip id="mytip3html"> <html:div type="content"> <html:b>bold foo</html:b> </html:div> </tooltip> </popupset> </overlay> ...

Adding preferences to an extension - Archive of obsolete content
all we need to do is add a popupset describing the menu to the statusbar, as follows: <popupset> <menupopup id="stockmenu"> <menuitem label="refresh now" default="true" oncommand="stockwatcher.refreshinformation()"/> <menuseparator/> <menuitem label="apple (aapl)" oncommand="stockwatcher.watchstock('aapl')"/> <menuitem label="google (goog)" oncommand="stockwatcher.watchstock('goog')"/> ...
...(yhoo)" oncommand="stockwatcher.watchstock('yhoo')"/> </menupopup> </popupset> each item in the menu has a label property, which specifies the text displayed in the menu, as well as an oncommand property, which indicates the javascript code to execute when the user selects that item.

openPopup - Archive of obsolete content
unanchored popups may be created by supplying null as the anchor node.
... iscontextmenu the iscontextmenu argument should be true for context menus and false for all other types of popups.

MenuItems - Archive of obsolete content
you may wish to change the disabled state in a popupshowing event handler.
... for more information about the popupshowing event, see the popupshowing event.

MenuModification - Archive of obsolete content
<script> function addsubmenu() { var popup = document.getelementbyid("file-popup"); var newmenu = document.createelement("menu"); popup.appendchild(newmenu); newmenu.label = "new"; newmenu.appenditem("document", "doc"); newmenu.appenditem("image", "image"); } </script> <menu label="file" onpopupshowing="addsubmenu()"> <menupopup id="file-popup"/> </menu>.
...also, need replace newmenu.label= "new" by newmenu.setattribute("label", "new"); (all when creating from bootstrap.js in a bootstrapped addon) the addsubmenu function is called during the popupshowing event, which will be fired when an attempt to open the menu is made.

More Event Handlers - Archive of obsolete content
for example, the 'popupshowing' event is sent to a popup just before it is displayed.
...example 3 : source view <button label="types" type="menu"> <menupopup onpopupshowing="event.preventdefault();"> <menuitem label="glass"/> <menuitem label="plastic"/> </menupopup> </button> alternatively, for attribute event listeners, you can just return false from the code.

Scrolling Menus - Archive of obsolete content
it will apply to menus on menubars, in popups or menulists.
...the arrowscrollbox is mainly useful in menus and popups however.

Gecko info for Windows accessibility vendors
event_menupopupstart and event_menupopupend are fired when xul menus are opened or closed.
... role_alert xul: <browsermessage> dhtml: role="wairole:alert" fires event_alert role_window supported automatically by ms windows role_client xul: <browser> html: <frame> or <iframe> role_menupopup dhtml: role="wairole:menu" fires event_menupopupstart, event_menupopupend role_menuitem xul: menuitem dhtml: role="wairole:menuitem" sets state_checked for radio or checkbox menuitem types accelerator key comes in accname after a \t (tab) character.

Browser Side Plug-in API - Plugins
npn_poppopupsenabledstate pops the popups-enabled state.
... npn_pushpopupsenabledstate pushes the popups-enabled state.

Gecko Plugin API Reference - Plugins
npn_poppopupsenabledstate pops the popups-enabled state.
... npn_pushpopupsenabledstate pushes the popups-enabled state.

about:debugging (before Firefox 68) - Firefox Developer Tools
before firefox 48 if you change files that are loaded on demand, like content scripts or popups, then changes you make are picked up automatically, and you'll see them the next time the content script is loaded or the popup is shown.
... firefox 48 onwards from firefox 48 onwards: as before: if you change files that are loaded on demand, like content scripts or popups, then changes you make are picked up automatically, and you'll see them the next time the content script is loaded or the popup is shown.

Clients.openWindow() - Web APIs
if the calling script doesn't have permission to show popups, openwindow() will throw an invalidaccesserror.
... in firefox, the method is allowed to show popups only when called as the result of a notification click event.

Index - Web APIs
if the calling script doesn't have permission to show popups, openwindow() will throw an invalidaccesserror.
...typically, this property will be checked during a popupshowing event handler for a context menu to initialize the menu based on the context.

<iframe>: The Inline Frame element - HTML: Hypertext Markup Language
allow-popups: allows popups (such as window.open(), target="_blank", or showmodaldialog()).
... allow-popups-to-escape-sandbox: lets the sandboxed document open new windows without those windows inheriting the sandboxing.

Chapter 5: Let's build a Firefox extension - Archive of obsolete content
listing 16: revisions to overlay.xul <menupopup onpopupshowing="gsessionstore.createmenu(event);" oncommand="gsessionstore.restore(event);"> <menuitem label="save session" oncommand="gsessionstore.save(event);" /> <menuseparator /> <!-- dynamically generated menu items go here --> <menuseparator /> <menuitem label="clear sessions" oncommand="gsessionstore.clear(event);" /> </menupopup> implementing methods now we’re going to actual...

Adding Events and Commands - Archive of obsolete content
it is recommended that you have them at the top of the xul code, along with script declarations and other invisible elements with as popupset and commandset.

Adding menus and submenus - Archive of obsolete content
instead of setting the menupopup directly in the xul, you can use the onpopupshowing event to fill the children when the popup is about to be displayed.

Appendix E: DOM Building and Insertion (HTML & XUL) - Archive of obsolete content
p.appendchild(newitem); }; var jsontemplatebtn = ["xul:toolbarbutton", { id: "mytestbutton", class: "toolbarbutton-1", type: "menu", label: "test button label", tooltiptext: "test button tooltip", removable: true, key: "mytestbutton123" }, [ "menupopup", { onpopupshowing: function(event) { addentrytopopup(this, document, window); } }, null ] ]; var capturednodes = {}; var toolbox = doc.getelementbyid("navigator-toolbox"); var palette = toolbox.palette; var domfragment = jsontodom(jsontemplatebtn, document, capturednodes); palette.appendchild(domfragment); alert("capturednodes contains any created nodes that have optiona...

Extensions support in SeaMonkey 2 - Archive of obsolete content
ordinary popups are fine of course.

Creating a Firefox sidebar extension - Archive of obsolete content
me://browser/skin/browser.css" type="text/css" ?> <!doctype page system "chrome://emptysidebar/locale/emptysidebar.dtd"> <page id="sbemptysidebar" title="&emptysidebar.title;" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" > <vbox flex="1"> <label id="atest" value="&emptysidebar.title;" /> </vbox> </page> new extensions can be registered in the menus or popups, firefox uses overlays for extending menus.

button.type - Archive of obsolete content
panel elements are popups that support any type of content.

panel.flip - Archive of obsolete content
for arrow popups, however, being able to flip horizontally makes sense.

panel.level - Archive of obsolete content
if a panel has one or more text fields, this attribute should not be set, otherwise ime or on-screen keyboard popups will appear incorrectly.

Attribute (XUL) - Archive of obsolete content
omatch norestorefocus object observes onbeforeaccept onbookmarkgroup onchange onclick onclosetab oncommand oncommandupdate ondialogaccept ondialogcancel ondialogclosure ondialogextra1 ondialogextra2 ondialoghelp onerror onerrorcommand onextra1 onextra2 oninput onload onnewtab onpageadvanced onpagehide onpagerewound onpageshow onpaneload onpopuphidden onpopuphiding onpopupshowing onpopupshown onsearchcomplete onselect ontextcommand ontextentered ontextrevert ontextreverted onunload onwizardback onwizardcancel onwizardfinish onwizardnext open ordinal orient pack pageid pageincrement pagestep parent parsetype persist persistence phase pickertooltiptext placeholder popup position predicate preference preference-editable primary priorit...

Menus - Archive of obsolete content
for more information about how to use an overlay to modify a menu, see using menus and popups in extensions the following tables list the ids of menus in firefox that are commonly overlaid upon.

Floating Panels - Archive of obsolete content
floating panels a floating panel is used for secondary popups such as tool palettes and property inspector panels.

MoveResize - Archive of obsolete content
moving and resizing a popup menus and popups have methods which may be used to move and resize them.

PopupKeys - Archive of obsolete content
focus in popups a menu does not take the keyboard focus.

state - Archive of obsolete content
this state will occur during the popupshowing event.

Localization - Archive of obsolete content
in/" type="text/css"?> <?xml-stylesheet href="findfile.css" type="text/css"?> <!doctype window system "chrome://findfile/locale/findfile.dtd"> <window id="findfile-window" title="&findwindow.title;" persist="screenx screeny width height" orient="horizontal" onload="initsearchlist()" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> <script src="findfile.js"/> <popupset> <menupopup id="editpopup"> <menuitem label="&cutcmd.label;" accesskey="&cutcmd.accesskey;"/> <menuitem label="&copycmd.label;" accesskey="&copycmd.accesskey;"/> <menuitem label="&pastecmd.label;" accesskey="&pastecmd.accesskey;" disabled="true"/> </menupopup> </popupset> <keyset> <key id="cut_cmd" modifiers="accel" key="&cutcmd.commandkey;"/> <key id="copy_cmd" modi...

More Menu Features - Archive of obsolete content
we've looked at placing menuitems and menuseparators in menupopups.

Simple Menu Bars - Archive of obsolete content
the popups are created using the menupopup element.

XPCOM Examples - Archive of obsolete content
.getservice(components.interfaces.nsicookiemanager); var iter = cookiemanager.enumerator; while (iter.hasmoreelements()){ var cookie = iter.getnext(); if (cookie instanceof components.interfaces.nsicookie){ if (cookie.host == "www.mozillazine.org") menu.appenditem(cookie.name,cookie.value); } } } </script> <hbox> <menulist id="cookiemenu" onpopupshowing="getcookies();"/> </hbox> the getcookies() function will be called whenever the menu is opened, as indicated by the onpopupshowing attribute on the menulist.

Accessibility/XUL Accessibility Reference - Archive of obsolete content
</menu> </menubar> menulist <label value="<!--label text-->" control="comboid" /> <menulist id="comboid"> <menupopup> <menuitem label="<!--option1-->" /> <menuitem label="<!--option2-->" selected="true" /> <menuitem label="<!--option3-->" /> </menupopup> </menulist> menupopup see menulist and menubar popup see popupset popupset be careful regarding keyboard access of popups.

button - Archive of obsolete content
panel elements are popups that support any type of content.

elements - Archive of obsolete content
commandset command conditions content d deck description dialog dialogheader e editor grid grippy groupbox h hbox i iframe image k key keyset l label listbox listcell listcol listcols listhead listheader listitem m member menu menubar menuitem menulist menupopup menuseparator o observes overlay p page popup popupset preference preferences prefpane prefwindow progressmeter r radio radiogroup resizer richlistbox richlistitem resizer row rows rule s script scrollbar scrollbox scrollcorner separator spacer splitter stack statusbar statusbarpanel stringbundle stringbundleset t tab tabbrowser tabbox tabpanel tabpanels tabs template textnod...

prefwindow - Archive of obsolete content
for example the permissions manager ui in firefox uses the same window for three dialogs: images, software installation and popups.

XUL - Archive of obsolete content
menus and popups guide a guide on using menus and popup panels.

Gecko Compatibility Handbook - Archive of obsolete content
later versions did support netscape 6; however, in netscape 6.1 and higher, support for internet explorer's proprietary offsetxxx properties results in hiermenu placing popups in the wrong position.

2006-12-01 - Archive of obsolete content
this implementation was removed in 2002 to fight against popups.

Browser-side plug-in API - Archive of obsolete content
npn_destroystream npn_forceredraw npn_getauthenticationinfo npn_geturl npn_geturlnotify npn_getvalue npn_getvalueforurl npn_invalidaterect npn_invalidateregion npn_memalloc npn_memflush npn_memfree npn_newstream npn_pluginthreadasynccall npn_poppopupsenabledstate npn_posturl npn_posturlnotify npn_pushpopupsenabledstate npn_reloadplugins npn_requestread npn_setvalue npn_setvalueforurl npn_status npn_useragent npn_version npn_write ...

Scratchpad - Archive of obsolete content
code completion scratchpad integrates the tern code analysis engine, and uses that to provide autocomplete suggestions and popups containing information on the current symbol.

Use JavaScript within a webpage - Learn web development
don't use carousels or display popups without warning.

Mozilla accessibility architecture
domnodeinserted w3c dom mutation event event_create (atk) event_reorder (msaa) domsubtreemodified w3c dom mutation event event_reorder domnoderemoved w3c dom mutation event event_destroy (atk) event_reorder (msaa) checkboxstatechange, radiostatechange mozilla dom event_state_change popupshowing mozilla dom event_menustart popuphiding mozilla dom event_menuend nsdocaccessible::scrollpositiondidchange(), then nsdocaccessible::scrolltimercallback() nsiscrollpositonlistener and nsitimer callbacks event_scrollingend (quick timer is used to determine when scrolling pauses or stops, to avoid extra events being fired) ...

Embedding API for Accessibility
setboolpref("browser.accept.applets", acceptapplets); no scripts setboolpref("browser.accept.scripts", acceptscripts); no popup windows // turn window.open off for particular sites: user_pref("capability.policy.popupsites.sites", "http://www.annoyingsite1.com http://www.popupsite2.com"); user_pref("capability.policy.popupsites.windowinternal.open","noaccess"); // or turn it off everywhere: user_pref("capability.policy.default.windowinternal.open","noaccess"); // override...

Mozilla’s UAAG evaluation report
here are all the "hidden prefs" lines that can be added to the user's prefs.js file, for controlling popup behavior: turn window.open off for particular sites: user_pref("capability.policy.popupsites.sites", "http://www.annoyingsite1.com http://www.popupsite2.com"); user_pref("capability.policy.popupsites.windowinternal.open", "noaccess"); or turn it off everywhere: user_pref("capability.policy.default.windowinternal.open", "noaccess"); override popping up new windows on target=anything: user_pref("browser.target_new_blocked", true); override popup windows...

Displaying Places information using views
in firefox 4 and later requires gecko 2.0(firefox 4 / thunderbird 3.3 / seamonkey 2.1) you can add places information to a popup like this: <menu id="bookmarksmenu"> <menupopup placespopup="true"> onpopupshowing="if (!document.getelementbyid('bookmarksmenu')._placesview) new placesmenu(event, 'place:folder=bookmarks_menu');" </menupopup> </menu> the menu view is implemented in browser/components/places/content/menu.xml.

nsIAccessibleEvent
event_create 0x8000 event_destroy 0x8001 event_descriptionchange 0x800d event_parentchange 0x800f event_helpchange 0x8010 event_defactionchange 0x8011 event_acceleratorchange 0x8012 event_menustart 0x0004 event_menuend 0x0005 event_menupopupstart 0x0006 event_menupopupend 0x0007 event_capturestart 0x0008 event_captureend 0x0009 event_movesizestart 0x000a event_movesizeend 0x000b event_contexthelpstart 0x000c event_contexthelpend 0x000d event_dragdropstart 0x000e event_dragdropend 0x000f event_dialogstart 0x0010 event_dialogend 0x0011 event_scrollingstart 0x0012 ...

nsIMacDockSupport
em'); macmenuitem.setattribute('label', 'show most recent window'); macmenuitem.setattribute('id', 'mymacmenuitem'); macmenuitem.addeventlistener('command', function(){ var docksupport = cc['@mozilla.org/widget/macdocksupport;1'].getservice(ci.nsimacdocksupport); docksupport.activateapplication(true); services.wm.getmostrecentwindow(null).focus() }) macmenu.appendchild(macmenuitem); var mainpopupset = win.document.getelementbyid('mainpopupset'); mainpopupset.appendchild(macmenu); let dockmenuelement = macmenu; //document.getelementbyid("menu_mac_dockmenu");66 let nativemenu = cc["@mozilla.org/widget/standalonenativemenu;1"].createinstance(ci.nsistandalonenativemenu); console.log('dockmenuelement:', dockmenuelement); nativemenu.init(dockmenuelement); docksupport.dockmenu = nativemenu; th...

nsIWebNavigation
load_flags_allow_popups 32768 this flag specifies that the load should not be subject to popup blocking checks.

Add to iPhoto
if (document.getelementbyid("contentareacontextmenu")) { document.getelementbyid("contentareacontextmenu").addeventlistener("popupshowing", iphoto.onpopup, false); } responding when the context menu is clicked when the user right-clicks an image, our handler gets called: onpopup: function() { var node = iphoto.getcurrentnode(); var item = document.getelementbyid("add-to-iphoto_menuitem"); if (item) { item.hidden = (node == null); // hide it if we're not on an image } } this code finds the image node the us...

Constants - Plugins
npvers_has_popups_enabled_state 16 the npn_pushpopupsenabledstate() and npn_poppopupsenabledstate() functions are supported.

DOM Inspector internals - Firefox Developer Tools
the dynamic menus include the inspect menus' ("inspect content document" and "inspect chrome document") popups from the file menu, and the "document viewer" and "object viewer" menus from the view menu.

about:debugging - Firefox Developer Tools
if you change files that are loaded on demand, like content scripts or popups, then changes you make are picked up automatically, and you'll see them the next time the content script is loaded or the popup is shown.

Window.closed - Web APIs
before attempting to change the url, it checks that the current window has an opener using the window.opener property and that the opener isn't closed: // check that an opener exists and is not closed if (window.opener && !window.opener.closed) { window.opener.location.href = 'http://www.mozilla.org'; } note that popups can only access the window that opened them.

Window.open() - Web APIs
references "if your link spawns a new window, or causes another windows to 'pop up' on your display, or move the focus of the system to a new frame or window, then the nice thing to do is to tell the user that something like that will happen." world wide web consortium accessibility initiative regarding popups "use link titles to provide users with a preview of where each link will take them, before they have clicked on it." ten good deeds in web design, jakob nielsen, october 1999 using link titles to help users predict where they are going, jakob nielsen, january 1998 example "new window" icons & cursors ...

Using the link role - Accessibility
opening a page using the open() method counts as being a popup, and certain browsers may issue a warning when you try to activate it, or make you explicitly agree to allowing popups form the domain it exists on.

Implementing a Microsoft Active Accessibility (MSAA) Server - Accessibility
there's a very good chance they won't ask for more than the events marked [important]: event_system_sound event_system_alert [can be important, to have auto-speaking for newly created role_alerts] event_system_foreground event_system_menustart [important] event_system_menuend [important] event_system_menupopupstart [important] event_system_menupopupend [important] event_system_capturestart event_system_captureend event_system_movesizestart event_system_movesizeend event_system_contexthelpstart event_system_contexthelpend event_system_dragdropstart event_system_dragdropend event_system_dialogstart event_system_dialogend event_system_scrollingstart event...

::after (:after) - CSS: Cascading Style Sheets
html <p>here we have some <span tabindex="0" data-descr="collection of words and punctuation">text</span> with a few <span tabindex="0" data-descr="small popups that appear when hovering">tooltips</span>.

<option>: The HTML Option element - HTML: Hypertext Markup Language
as such, <option> can represent menu items in popups and other lists of items in an html document.

HTML elements reference - HTML: Hypertext Markup Language
as such, <option> can represent menu items in popups and other lists of items in an html document.

HTML documentation index - HTML: Hypertext Markup Language
as such, <option> can represent menu items in popups and other lists of items in an html document.

Index - HTTP
it applies restrictions to a page's actions including preventing popups, preventing the execution of plugins and scripts, and enforcing a same-origin policy.

HTTP Index - HTTP
it applies restrictions to a page's actions including preventing popups, preventing the execution of plugins and scripts, and enforcing a same-origin policy.

Planned changes to shared memory - JavaScript
note that the cross-origin-opener-policy header limits your ability to retain a reference to popups.