| Current File : //proc/self/root/usr/share/javascript/jquery-ui/ui/widgets/tabs.js |
/*!
* jQuery UI Tabs 1.13.2
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*/
//>>label: Tabs
//>>group: Widgets
//>>description: Transforms a set of container elements into a tab structure.
//>>docs: http://api.jqueryui.com/tabs/
//>>demos: http://jqueryui.com/tabs/
//>>css.structure: ../../themes/base/core.css
//>>css.structure: ../../themes/base/tabs.css
//>>css.theme: ../../themes/base/theme.css
( function( factory ) {
"use strict";
if ( typeof define === "function" && define.amd ) {
// AMD. Register as an anonymous module.
define( [
"jquery",
"../keycode",
"../safe-active-element",
"../unique-id",
"../version",
"../widget"
], factory );
} else {
// Browser globals
factory( jQuery );
}
} )( function( $ ) {
"use strict";
$.widget( "ui.tabs", {
version: "1.13.2",
delay: 300,
options: {
active: null,
classes: {
"ui-tabs": "ui-corner-all",
"ui-tabs-nav": "ui-corner-all",
"ui-tabs-panel": "ui-corner-bottom",
"ui-tabs-tab": "ui-corner-top"
},
collapsible: false,
event: "click",
heightStyle: "content",
hide: null,
show: null,
// Callbacks
activate: null,
beforeActivate: null,
beforeLoad: null,
load: null
},
_isLocal: ( function() {
var rhash = /#.*$/;
return function( anchor ) {
var anchorUrl, locationUrl;
anchorUrl = anchor.href.replace( rhash, "" );
locationUrl = location.href.replace( rhash, "" );
// Decoding may throw an error if the URL isn't UTF-8 (#9518)
try {
anchorUrl = decodeURIComponent( anchorUrl );
} catch ( error ) {}
try {
locationUrl = decodeURIComponent( locationUrl );
} catch ( error ) {}
return anchor.hash.length > 1 && anchorUrl === locationUrl;
};
} )(),
_create: function() {
var that = this,
options = this.options;
this.running = false;
this._addClass( "ui-tabs", "ui-widget ui-widget-content" );
this._toggleClass( "ui-tabs-collapsible", null, options.collapsible );
this._processTabs();
options.active = this._initialActive();
// Take disabling tabs via class attribute from HTML
// into account and update option properly.
if ( Array.isArray( options.disabled ) ) {
options.disabled = $.uniqueSort( options.disabled.concat(
$.map( this.tabs.filter( ".ui-state-disabled" ), function( li ) {
return that.tabs.index( li );
} )
) ).sort();
}
// Check for length avoids error when initializing empty list
if ( this.options.active !== false && this.anchors.length ) {
this.active = this._findActive( options.active );
} else {
this.active = $();
}
this._refresh();
if ( this.active.length ) {
this.load( options.active );
}
},
_initialActive: function() {
var active = this.options.active,
collapsible = this.options.collapsible,
locationHash = location.hash.substring( 1 );
if ( active === null ) {
// check the fragment identifier in the URL
if ( locationHash ) {
this.tabs.each( function( i, tab ) {
if ( $( tab ).attr( "aria-controls" ) === locationHash ) {
active = i;
return false;
}
} );
}
// Check for a tab marked active via a class
if ( active === null ) {
active = this.tabs.index( this.tabs.filter( ".ui-tabs-active" ) );
}
// No active tab, set to false
if ( active === null || active === -1 ) {
active = this.tabs.length ? 0 : false;
}
}
// Handle numbers: negative, out of range
if ( active !== false ) {
active = this.tabs.index( this.tabs.eq( active ) );
if ( active === -1 ) {
active = collapsible ? false : 0;
}
}
// Don't allow collapsible: false and active: false
if ( !collapsible && active === false && this.anchors.length ) {
active = 0;
}
return active;
},
_getCreateEventData: function() {
return {
tab: this.active,
panel: !this.active.length ? $() : this._getPanelForTab( this.active )
};
},
_tabKeydown: function( event ) {
var focusedTab = $( $.ui.safeActiveElement( this.document[ 0 ] ) ).closest( "li" ),
selectedIndex = this.tabs.index( focusedTab ),
goingForward = true;
if ( this._handlePageNav( event ) ) {
return;
}
switch ( event.keyCode ) {
case $.ui.keyCode.RIGHT:
case $.ui.keyCode.DOWN:
selectedIndex++;
break;
case $.ui.keyCode.UP:
case $.ui.keyCode.LEFT:
goingForward = false;
selectedIndex--;
break;
case $.ui.keyCode.END:
selectedIndex = this.anchors.length - 1;
break;
case $.ui.keyCode.HOME:
selectedIndex = 0;
break;
case $.ui.keyCode.SPACE:
// Activate only, no collapsing
event.preventDefault();
clearTimeout( this.activating );
this._activate( selectedIndex );
return;
case $.ui.keyCode.ENTER:
// Toggle (cancel delayed activation, allow collapsing)
event.preventDefault();
clearTimeout( this.activating );
// Determine if we should collapse or activate
this._activate( selectedIndex === this.options.active ? false : selectedIndex );
return;
default:
return;
}
// Focus the appropriate tab, based on which key was pressed
event.preventDefault();
clearTimeout( this.activating );
selectedIndex = this._focusNextTab( selectedIndex, goingForward );
// Navigating with control/command key will prevent automatic activation
if ( !event.ctrlKey && !event.metaKey ) {
// Update aria-selected immediately so that AT think the tab is already selected.
// Otherwise AT may confuse the user by stating that they need to activate the tab,
// but the tab will already be activated by the time the announcement finishes.
focusedTab.attr( "aria-selected", "false" );
this.tabs.eq( selectedIndex ).attr( "aria-selected", "true" );
this.activating = this._delay( function() {
this.option( "active", selectedIndex );
}, this.delay );
}
},
_panelKeydown: function( event ) {
if ( this._handlePageNav( event ) ) {
return;
}
// Ctrl+up moves focus to the current tab
if ( event.ctrlKey && event.keyCode === $.ui.keyCode.UP ) {
event.preventDefault();
this.active.trigger( "focus" );
}
},
// Alt+page up/down moves focus to the previous/next tab (and activates)
_handlePageNav: function( event ) {
if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_UP ) {
this._activate( this._focusNextTab( this.options.active - 1, false ) );
return true;
}
if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_DOWN ) {
this._activate( this._focusNextTab( this.options.active + 1, true ) );
return true;
}
},
_findNextTab: function( index, goingForward ) {
var lastTabIndex = this.tabs.length - 1;
function constrain() {
if ( index > lastTabIndex ) {
index = 0;
}
if ( index < 0 ) {
index = lastTabIndex;
}
return index;
}
while ( $.inArray( constrain(), this.options.disabled ) !== -1 ) {
index = goingForward ? index + 1 : index - 1;
}
return index;
},
_focusNextTab: function( index, goingForward ) {
index = this._findNextTab( index, goingForward );
this.tabs.eq( index ).trigger( "focus" );
return index;
},
_setOption: function( key, value ) {
if ( key === "active" ) {
// _activate() will handle invalid values and update this.options
this._activate( value );
return;
}
this._super( key, value );
if ( key === "collapsible" ) {
this._toggleClass( "ui-tabs-collapsible", null, value );
// Setting collapsible: false while collapsed; open first panel
if ( !value && this.options.active === false ) {
this._activate( 0 );
}
}
if ( key === "event" ) {
this._setupEvents( value );
}
if ( key === "heightStyle" ) {
this._setupHeightStyle( value );
}
},
_sanitizeSelector: function( hash ) {
return hash ? hash.replace( /[!"$%&'()*+,.\/:;<=>?@\[\]\^`{|}~]/g, "\\$&" ) : "";
},
refresh: function() {
var options = this.options,
lis = this.tablist.children( ":has(a[href])" );
// Get disabled tabs from class attribute from HTML
// this will get converted to a boolean if needed in _refresh()
options.disabled = $.map( lis.filter( ".ui-state-disabled" ), function( tab ) {
return lis.index( tab );
} );
this._processTabs();
// Was collapsed or no tabs
if ( options.active === false || !this.anchors.length ) {
options.active = false;
this.active = $();
// was active, but active tab is gone
} else if ( this.active.length && !$.contains( this.tablist[ 0 ], this.active[ 0 ] ) ) {
// all remaining tabs are disabled
if ( this.tabs.length === options.disabled.length ) {
options.active = false;
this.active = $();
// activate previous tab
} else {
this._activate( this._findNextTab( Math.max( 0, options.active - 1 ), false ) );
}
// was active, active tab still exists
} else {
// make sure active index is correct
options.active = this.tabs.index( this.active );
}
this._refresh();
},
_refresh: function() {
this._setOptionDisabled( this.options.disabled );
this._setupEvents( this.options.event );
this._setupHeightStyle( this.options.heightStyle );
this.tabs.not( this.active ).attr( {
"aria-selected": "false",
"aria-expanded": "false",
tabIndex: -1
} );
this.panels.not( this._getPanelForTab( this.active ) )
.hide()
.attr( {
"aria-hidden": "true"
} );
// Make sure one tab is in the tab order
if ( !this.active.length ) {
this.tabs.eq( 0 ).attr( "tabIndex", 0 );
} else {
this.active
.attr( {
"aria-selected": "true",
"aria-expanded": "true",
tabIndex: 0
} );
this._addClass( this.active, "ui-tabs-active", "ui-state-active" );
this._getPanelForTab( this.active )
.show()
.attr( {
"aria-hidden": "false"
} );
}
},
_processTabs: function() {
var that = this,
prevTabs = this.tabs,
prevAnchors = this.anchors,
prevPanels = this.panels;
this.tablist = this._getList().attr( "role", "tablist" );
this._addClass( this.tablist, "ui-tabs-nav",
"ui-helper-reset ui-helper-clearfix ui-widget-header" );
// Prevent users from focusing disabled tabs via click
this.tablist
.on( "mousedown" + this.eventNamespace, "> li", function( event ) {
if ( $( this ).is( ".ui-state-disabled" ) ) {
event.preventDefault();
}
} )
// Support: IE <9
// Preventing the default action in mousedown doesn't prevent IE
// from focusing the element, so if the anchor gets focused, blur.
// We don't have to worry about focusing the previously focused
// element since clicking on a non-focusable element should focus
// the body anyway.
.on( "focus" + this.eventNamespace, ".ui-tabs-anchor", function() {
if ( $( this ).closest( "li" ).is( ".ui-state-disabled" ) ) {
this.blur();
}
} );
this.tabs = this.tablist.find( "> li:has(a[href])" )
.attr( {
role: "tab",
tabIndex: -1
} );
this._addClass( this.tabs, "ui-tabs-tab", "ui-state-default" );
this.anchors = this.tabs.map( function() {
return $( "a", this )[ 0 ];
} )
.attr( {
tabIndex: -1
} );
this._addClass( this.anchors, "ui-tabs-anchor" );
this.panels = $();
this.anchors.each( function( i, anchor ) {
var selector, panel, panelId,
anchorId = $( anchor ).uniqueId().attr( "id" ),
tab = $( anchor ).closest( "li" ),
originalAriaControls = tab.attr( "aria-controls" );
// Inline tab
if ( that._isLocal( anchor ) ) {
selector = anchor.hash;
panelId = selector.substring( 1 );
panel = that.element.find( that._sanitizeSelector( selector ) );
// remote tab
} else {
// If the tab doesn't already have aria-controls,
// generate an id by using a throw-away element
panelId = tab.attr( "aria-controls" ) || $( {} ).uniqueId()[ 0 ].id;
selector = "#" + panelId;
panel = that.element.find( selector );
if ( !panel.length ) {
panel = that._createPanel( panelId );
panel.insertAfter( that.panels[ i - 1 ] || that.tablist );
}
panel.attr( "aria-live", "polite" );
}
if ( panel.length ) {
that.panels = that.panels.add( panel );
}
if ( originalAriaControls ) {
tab.data( "ui-tabs-aria-controls", originalAriaControls );
}
tab.attr( {
"aria-controls": panelId,
"aria-labelledby": anchorId
} );
panel.attr( "aria-labelledby", anchorId );
} );
this.panels.attr( "role", "tabpanel" );
this._addClass( this.panels, "ui-tabs-panel", "ui-widget-content" );
// Avoid memory leaks (#10056)
if ( prevTabs ) {
this._off( prevTabs.not( this.tabs ) );
this._off( prevAnchors.not( this.anchors ) );
this._off( prevPanels.not( this.panels ) );
}
},
// Allow overriding how to find the list for rare usage scenarios (#7715)
_getList: function() {
return this.tablist || this.element.find( "ol, ul" ).eq( 0 );
},
_createPanel: function( id ) {
return $( "<div>" )
.attr( "id", id )
.data( "ui-tabs-destroy", true );
},
_setOptionDisabled: function( disabled ) {
var currentItem, li, i;
if ( Array.isArray( disabled ) ) {
if ( !disabled.length ) {
disabled = false;
} else if ( disabled.length === this.anchors.length ) {
disabled = true;
}
}
// Disable tabs
for ( i = 0; ( li = this.tabs[ i ] ); i++ ) {
currentItem = $( li );
if ( disabled === true || $.inArray( i, disabled ) !== -1 ) {
currentItem.attr( "aria-disabled", "true" );
this._addClass( currentItem, null, "ui-state-disabled" );
} else {
currentItem.removeAttr( "aria-disabled" );
this._removeClass( currentItem, null, "ui-state-disabled" );
}
}
this.options.disabled = disabled;
this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null,
disabled === true );
},
_setupEvents: function( event ) {
var events = {};
if ( event ) {
$.each( event.split( " " ), function( index, eventName ) {
events[ eventName ] = "_eventHandler";
} );
}
this._off( this.anchors.add( this.tabs ).add( this.panels ) );
// Always prevent the default action, even when disabled
this._on( true, this.anchors, {
click: function( event ) {
event.preventDefault();
}
} );
this._on( this.anchors, events );
this._on( this.tabs, { keydown: "_tabKeydown" } );
this._on( this.panels, { keydown: "_panelKeydown" } );
this._focusable( this.tabs );
this._hoverable( this.tabs );
},
_setupHeightStyle: function( heightStyle ) {
var maxHeight,
parent = this.element.parent();
if ( heightStyle === "fill" ) {
maxHeight = parent.height();
maxHeight -= this.element.outerHeight() - this.element.height();
this.element.siblings( ":visible" ).each( function() {
var elem = $( this ),
position = elem.css( "position" );
if ( position === "absolute" || position === "fixed" ) {
return;
}
maxHeight -= elem.outerHeight( true );
} );
this.element.children().not( this.panels ).each( function() {
maxHeight -= $( this ).outerHeight( true );
} );
this.panels.each( function() {
$( this ).height( Math.max( 0, maxHeight -
$( this ).innerHeight() + $( this ).height() ) );
} )
.css( "overflow", "auto" );
} else if ( heightStyle === "auto" ) {
maxHeight = 0;
this.panels.each( function() {
maxHeight = Math.max( maxHeight, $( this ).height( "" ).height() );
} ).height( maxHeight );
}
},
_eventHandler: function( event ) {
var options = this.options,
active = this.active,
anchor = $( event.currentTarget ),
tab = anchor.closest( "li" ),
clickedIsActive = tab[ 0 ] === active[ 0 ],
collapsing = clickedIsActive && options.collapsible,
toShow = collapsing ? $() : this._getPanelForTab( tab ),
toHide = !active.length ? $() : this._getPanelForTab( active ),
eventData = {
oldTab: active,
oldPanel: toHide,
newTab: collapsing ? $() : tab,
newPanel: toShow
};
event.preventDefault();
if ( tab.hasClass( "ui-state-disabled" ) ||
// tab is already loading
tab.hasClass( "ui-tabs-loading" ) ||
// can't switch durning an animation
this.running ||
// click on active header, but not collapsible
( clickedIsActive && !options.collapsible ) ||
// allow canceling activation
( this._trigger( "beforeActivate", event, eventData ) === false ) ) {
return;
}
options.active = collapsing ? false : this.tabs.index( tab );
this.active = clickedIsActive ? $() : tab;
if ( this.xhr ) {
this.xhr.abort();
}
if ( !toHide.length && !toShow.length ) {
$.error( "jQuery UI Tabs: Mismatching fragment identifier." );
}
if ( toShow.length ) {
this.load( this.tabs.index( tab ), event );
}
this._toggle( event, eventData );
},
// Handles show/hide for selecting tabs
_toggle: function( event, eventData ) {
var that = this,
toShow = eventData.newPanel,
toHide = eventData.oldPanel;
this.running = true;
function complete() {
that.running = false;
that._trigger( "activate", event, eventData );
}
function show() {
that._addClass( eventData.newTab.closest( "li" ), "ui-tabs-active", "ui-state-active" );
if ( toShow.length && that.options.show ) {
that._show( toShow, that.options.show, complete );
} else {
toShow.show();
complete();
}
}
// Start out by hiding, then showing, then completing
if ( toHide.length && this.options.hide ) {
this._hide( toHide, this.options.hide, function() {
that._removeClass( eventData.oldTab.closest( "li" ),
"ui-tabs-active", "ui-state-active" );
show();
} );
} else {
this._removeClass( eventData.oldTab.closest( "li" ),
"ui-tabs-active", "ui-state-active" );
toHide.hide();
show();
}
toHide.attr( "aria-hidden", "true" );
eventData.oldTab.attr( {
"aria-selected": "false",
"aria-expanded": "false"
} );
// If we're switching tabs, remove the old tab from the tab order.
// If we're opening from collapsed state, remove the previous tab from the tab order.
// If we're collapsing, then keep the collapsing tab in the tab order.
if ( toShow.length && toHide.length ) {
eventData.oldTab.attr( "tabIndex", -1 );
} else if ( toShow.length ) {
this.tabs.filter( function() {
return $( this ).attr( "tabIndex" ) === 0;
} )
.attr( "tabIndex", -1 );
}
toShow.attr( "aria-hidden", "false" );
eventData.newTab.attr( {
"aria-selected": "true",
"aria-expanded": "true",
tabIndex: 0
} );
},
_activate: function( index ) {
var anchor,
active = this._findActive( index );
// Trying to activate the already active panel
if ( active[ 0 ] === this.active[ 0 ] ) {
return;
}
// Trying to collapse, simulate a click on the current active header
if ( !active.length ) {
active = this.active;
}
anchor = active.find( ".ui-tabs-anchor" )[ 0 ];
this._eventHandler( {
target: anchor,
currentTarget: anchor,
preventDefault: $.noop
} );
},
_findActive: function( index ) {
return index === false ? $() : this.tabs.eq( index );
},
_getIndex: function( index ) {
// meta-function to give users option to provide a href string instead of a numerical index.
if ( typeof index === "string" ) {
index = this.anchors.index( this.anchors.filter( "[href$='" +
$.escapeSelector( index ) + "']" ) );
}
return index;
},
_destroy: function() {
if ( this.xhr ) {
this.xhr.abort();
}
this.tablist
.removeAttr( "role" )
.off( this.eventNamespace );
this.anchors
.removeAttr( "role tabIndex" )
.removeUniqueId();
this.tabs.add( this.panels ).each( function() {
if ( $.data( this, "ui-tabs-destroy" ) ) {
$( this ).remove();
} else {
$( this ).removeAttr( "role tabIndex " +
"aria-live aria-busy aria-selected aria-labelledby aria-hidden aria-expanded" );
}
} );
this.tabs.each( function() {
var li = $( this ),
prev = li.data( "ui-tabs-aria-controls" );
if ( prev ) {
li
.attr( "aria-controls", prev )
.removeData( "ui-tabs-aria-controls" );
} else {
li.removeAttr( "aria-controls" );
}
} );
this.panels.show();
if ( this.options.heightStyle !== "content" ) {
this.panels.css( "height", "" );
}
},
enable: function( index ) {
var disabled = this.options.disabled;
if ( disabled === false ) {
return;
}
if ( index === undefined ) {
disabled = false;
} else {
index = this._getIndex( index );
if ( Array.isArray( disabled ) ) {
disabled = $.map( disabled, function( num ) {
return num !== index ? num : null;
} );
} else {
disabled = $.map( this.tabs, function( li, num ) {
return num !== index ? num : null;
} );
}
}
this._setOptionDisabled( disabled );
},
disable: function( index ) {
var disabled = this.options.disabled;
if ( disabled === true ) {
return;
}
if ( index === undefined ) {
disabled = true;
} else {
index = this._getIndex( index );
if ( $.inArray( index, disabled ) !== -1 ) {
return;
}
if ( Array.isArray( disabled ) ) {
disabled = $.merge( [ index ], disabled ).sort();
} else {
disabled = [ index ];
}
}
this._setOptionDisabled( disabled );
},
load: function( index, event ) {
index = this._getIndex( index );
var that = this,
tab = this.tabs.eq( index ),
anchor = tab.find( ".ui-tabs-anchor" ),
panel = this._getPanelForTab( tab ),
eventData = {
tab: tab,
panel: panel
},
complete = function( jqXHR, status ) {
if ( status === "abort" ) {
that.panels.stop( false, true );
}
that._removeClass( tab, "ui-tabs-loading" );
panel.removeAttr( "aria-busy" );
if ( jqXHR === that.xhr ) {
delete that.xhr;
}
};
// Not remote
if ( this._isLocal( anchor[ 0 ] ) ) {
return;
}
this.xhr = $.ajax( this._ajaxSettings( anchor, event, eventData ) );
// Support: jQuery <1.8
// jQuery <1.8 returns false if the request is canceled in beforeSend,
// but as of 1.8, $.ajax() always returns a jqXHR object.
if ( this.xhr && this.xhr.statusText !== "canceled" ) {
this._addClass( tab, "ui-tabs-loading" );
panel.attr( "aria-busy", "true" );
this.xhr
.done( function( response, status, jqXHR ) {
// support: jQuery <1.8
// http://bugs.jquery.com/ticket/11778
setTimeout( function() {
panel.html( response );
that._trigger( "load", event, eventData );
complete( jqXHR, status );
}, 1 );
} )
.fail( function( jqXHR, status ) {
// support: jQuery <1.8
// http://bugs.jquery.com/ticket/11778
setTimeout( function() {
complete( jqXHR, status );
}, 1 );
} );
}
},
_ajaxSettings: function( anchor, event, eventData ) {
var that = this;
return {
// Support: IE <11 only
// Strip any hash that exists to prevent errors with the Ajax request
url: anchor.attr( "href" ).replace( /#.*$/, "" ),
beforeSend: function( jqXHR, settings ) {
return that._trigger( "beforeLoad", event,
$.extend( { jqXHR: jqXHR, ajaxSettings: settings }, eventData ) );
}
};
},
_getPanelForTab: function( tab ) {
var id = $( tab ).attr( "aria-controls" );
return this.element.find( this._sanitizeSelector( "#" + id ) );
}
} );
// DEPRECATED
// TODO: Switch return back to widget declaration at top of file when this is removed
if ( $.uiBackCompat !== false ) {
// Backcompat for ui-tab class (now ui-tabs-tab)
$.widget( "ui.tabs", $.ui.tabs, {
_processTabs: function() {
this._superApply( arguments );
this._addClass( this.tabs, "ui-tab" );
}
} );
}
return $.ui.tabs;
} );