jquery-ui/ui/jquery.ui.tabs.js

1354 lines
34 KiB
JavaScript

/*!
* jQuery UI Tabs @VERSION
*
* Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Tabs
*
* Depends:
* jquery.ui.core.js
* jquery.ui.widget.js
*/
(function( $, undefined ) {
var tabId = 0,
rhash = /#.*$/;
function getNextTabId() {
return ++tabId;
}
function isLocal( anchor ) {
// clone the node to work around IE 6 not normalizing the href property
// if it's manually set, i.e., a.href = "#foo" kills the normalization
anchor = anchor.cloneNode( false );
return anchor.hash.length > 1 &&
anchor.href.replace( rhash, "" ) === location.href.replace( rhash, "" );
}
$.widget( "ui.tabs", {
version: "@VERSION",
delay: 300,
options: {
active: null,
collapsible: false,
event: "click",
heightStyle: "content",
hide: null,
show: null,
// callbacks
activate: null,
beforeActivate: null,
beforeLoad: null,
load: null
},
_create: function() {
var panel,
that = this,
options = this.options,
active = options.active;
this.running = false;
this.element
.addClass( "ui-tabs ui-widget ui-widget-content ui-corner-all" )
.toggleClass( "ui-tabs-collapsible", options.collapsible )
// Prevent users from focusing disabled tabs via click
.delegate( ".ui-tabs-nav > li", "mousedown.tabs", 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.
.delegate( ".ui-tabs-anchor", "focus.tabs", function() {
if ( $( this ).closest( "li" ).is( ".ui-state-disabled" ) ) {
this.blur();
}
});
this._processTabs();
if ( active === null ) {
// check the fragment identifier in the URL
if ( location.hash ) {
this.anchors.each(function( i, anchor ) {
if ( anchor.hash === location.hash ) {
active = i;
return false;
}
});
}
// check for a tab marked active via a class
if ( active === null ) {
active = this.tabs.filter( ".ui-tabs-active" ).index();
}
// 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.eq( active ).index();
if ( active === -1 ) {
active = options.collapsible ? false : 0;
}
}
options.active = active;
// don't allow collapsible: false and active: false
if ( !options.collapsible && options.active === false && this.anchors.length ) {
options.active = 0;
}
// Take disabling tabs via class attribute from HTML
// into account and update option properly.
if ( $.isArray( options.disabled ) ) {
options.disabled = $.unique( 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( this.options.active );
} else {
this.active = $();
}
this._refresh();
if ( this.active.length ) {
this.load( options.active );
}
},
_getCreateEventData: function() {
return {
tab: this.active,
panel: !this.active.length ? $() : this._getPanelForTab( this.active )
};
},
_tabKeydown: function( event ) {
var focusedTab = $( this.document[0].activeElement ).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 key will prevent automatic activation
if ( !event.ctrlKey ) {
// 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.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 ( $.inArray( constrain(), this.options.disabled ) !== -1 ) {
index = goingForward ? index + 1 : index - 1;
}
return index;
},
_focusNextTab: function( index, goingForward ) {
index = this._findNextTab( index, goingForward );
this.tabs.eq( index ).focus();
return index;
},
_setOption: function( key, value ) {
if ( key === "active" ) {
// _activate() will handle invalid values and update this.options
this._activate( value );
return;
}
if ( key === "disabled" ) {
// don't use the widget factory's disabled handling
this._setupDisabled( value );
return;
}
this._super( key, value);
if ( key === "collapsible" ) {
this.element.toggleClass( "ui-tabs-collapsible", value );
// Setting collapsible: false while collapsed; open first panel
if ( !value && this.options.active === false ) {
this._activate( 0 );
}
}
if ( key === "event" ) {
this._setupEvents( value );
}
if ( key === "heightStyle" ) {
this._setupHeightStyle( value );
}
},
_tabId: function( tab ) {
return tab.attr( "aria-controls" ) || "ui-tabs-" + getNextTabId();
},
_sanitizeSelector: function( hash ) {
return hash ? hash.replace( /[!"$%&'()*+,.\/:;<=>?@\[\]\^`{|}~]/g, "\\$&" ) : "";
},
refresh: function() {
var next,
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._setupDisabled( this.options.disabled );
this._setupEvents( this.options.event );
this._setupHeightStyle( this.options.heightStyle );
this.tabs.not( this.active ).attr({
"aria-selected": "false",
tabIndex: -1
});
this.panels.not( this._getPanelForTab( this.active ) )
.hide()
.attr({
"aria-expanded": "false",
"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
.addClass( "ui-tabs-active ui-state-active" )
.attr({
"aria-selected": "true",
tabIndex: 0
});
this._getPanelForTab( this.active )
.show()
.attr({
"aria-expanded": "true",
"aria-hidden": "false"
});
}
},
_processTabs: function() {
var that = this;
this.tablist = this._getList()
.addClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" )
.attr( "role", "tablist" );
this.tabs = this.tablist.find( "> li:has(a[href])" )
.addClass( "ui-state-default ui-corner-top" )
.attr({
role: "tab",
tabIndex: -1
});
this.anchors = this.tabs.map(function() {
return $( "a", this )[ 0 ];
})
.addClass( "ui-tabs-anchor" )
.attr({
role: "presentation",
tabIndex: -1
});
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 ( isLocal( anchor ) ) {
selector = anchor.hash;
panel = that.element.find( that._sanitizeSelector( selector ) );
// remote tab
} else {
panelId = that._tabId( tab );
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": selector.substring( 1 ),
"aria-labelledby": anchorId
});
panel.attr( "aria-labelledby", anchorId );
});
this.panels
.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
.attr( "role", "tabpanel" );
},
// allow overriding how to find the list for rare usage scenarios (#7715)
_getList: function() {
return this.element.find( "ol,ul" ).eq( 0 );
},
_createPanel: function( id ) {
return $( "<div>" )
.attr( "id", id )
.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
.data( "ui-tabs-destroy", true );
},
_setupDisabled: function( disabled ) {
if ( $.isArray( disabled ) ) {
if ( !disabled.length ) {
disabled = false;
} else if ( disabled.length === this.anchors.length ) {
disabled = true;
}
}
// disable tabs
for ( var i = 0, li; ( li = this.tabs[ i ] ); i++ ) {
if ( disabled === true || $.inArray( i, disabled ) !== -1 ) {
$( li )
.addClass( "ui-state-disabled" )
.attr( "aria-disabled", "true" );
} else {
$( li )
.removeClass( "ui-state-disabled" )
.removeAttr( "aria-disabled" );
}
}
this.options.disabled = disabled;
},
_setupEvents: function( event ) {
var events = {
click: function( event ) {
event.preventDefault();
}
};
if ( event ) {
$.each( event.split(" "), function( index, eventName ) {
events[ eventName ] = "_eventHandler";
});
}
this.anchors.add( this.tabs ).add( this.panels ).unbind( ".tabs" );
this._bind( this.anchors, events );
this._bind( this.tabs, { keydown: "_tabKeydown" } );
this._bind( this.panels, { keydown: "_panelKeydown" } );
this._focusable( this.tabs );
this._hoverable( this.tabs );
},
_setupHeightStyle: function( heightStyle ) {
var maxHeight, overflow,
parent = this.element.parent();
if ( heightStyle === "fill" ) {
// IE 6 treats height like minHeight, so we need to turn off overflow
// in order to get a reliable height
// we use the minHeight support test because we assume that only
// browsers that don't support minHeight will treat height as minHeight
if ( !$.support.minHeight ) {
overflow = parent.css( "overflow" );
parent.css( "overflow", "hidden");
}
maxHeight = parent.height();
this.element.siblings( ":visible" ).each(function() {
var elem = $( this ),
position = elem.css( "position" );
if ( position === "absolute" || position === "fixed" ) {
return;
}
maxHeight -= elem.outerHeight( true );
});
if ( overflow ) {
parent.css( "overflow", overflow );
}
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() {
eventData.newTab.closest( "li" ).addClass( "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() {
eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
show();
});
} else {
eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
toHide.hide();
show();
}
toHide.attr({
"aria-expanded": "false",
"aria-hidden": "true"
});
eventData.oldTab.attr( "aria-selected", "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-expanded": "true",
"aria-hidden": "false"
});
eventData.newTab.attr({
"aria-selected": "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 ? $() : this.tabs.eq( index );
},
_getIndex: function( index ) {
// meta-function to give users option to provide a href string instead of a numerical index.
if ( typeof index === "string" ) {
index = this.anchors.index( this.anchors.filter( "[href$='" + index + "']" ) );
}
return index;
},
_destroy: function() {
if ( this.xhr ) {
this.xhr.abort();
}
this.element.removeClass( "ui-tabs ui-widget ui-widget-content ui-corner-all ui-tabs-collapsible" );
this.tablist
.removeClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" )
.removeAttr( "role" );
this.anchors
.removeClass( "ui-tabs-anchor" )
.removeAttr( "role" )
.removeAttr( "tabIndex" )
.unbind( ".tabs" )
.removeData( "href.tabs" )
.removeData( "load.tabs" )
.removeUniqueId();
this.tabs.unbind( ".tabs" ).add( this.panels ).each(function() {
if ( $.data( this, "ui-tabs-destroy" ) ) {
$( this ).remove();
} else {
$( this )
.removeClass([
"ui-state-default",
"ui-corner-top",
"ui-tabs-active",
"ui-state-active",
"ui-state-disabled",
"ui-tabs-panel",
"ui-widget-content",
"ui-corner-bottom"
].join( " " ) )
.removeAttr( "tabIndex" )
.removeAttr( "aria-live" )
.removeAttr( "aria-busy" )
.removeAttr( "aria-selected" )
.removeAttr( "aria-labelledby" )
.removeAttr( "aria-hidden" )
.removeAttr( "aria-expanded" )
.removeAttr( "role" );
}
});
this.tabs.each(function() {
var li = $( this ),
prev = li.data( "ui-tabs-aria-controls" );
if ( prev ) {
li.attr( "aria-controls", prev );
} else {
li.removeAttr( "aria-controls" );
}
});
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 ( $.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._setupDisabled( 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 ( $.isArray( disabled ) ) {
disabled = $.merge( [ index ], disabled ).sort();
} else {
disabled = [ index ];
}
}
this._setupDisabled( 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
};
// not remote
if ( isLocal( anchor[ 0 ] ) ) {
return;
}
this.xhr = $.ajax({
url: anchor.attr( "href" ),
beforeSend: function( jqXHR, settings ) {
return that._trigger( "beforeLoad", event,
$.extend( { jqXHR : jqXHR, ajaxSettings: settings }, 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" ) {
tab.addClass( "ui-tabs-loading" );
panel.attr( "aria-busy", "true" );
this.xhr
.success(function( response ) {
// support: jQuery <1.8
// http://bugs.jquery.com/ticket/11778
setTimeout(function() {
panel.html( response );
that._trigger( "load", event, eventData );
}, 1 );
})
.complete(function( jqXHR, status ) {
// support: jQuery <1.8
// http://bugs.jquery.com/ticket/11778
setTimeout(function() {
if ( status === "abort" ) {
that.panels.stop( false, true );
}
tab.removeClass( "ui-tabs-loading" );
panel.removeAttr( "aria-busy" );
if ( jqXHR === that.xhr ) {
delete that.xhr;
}
}, 1 );
});
}
},
_getPanelForTab: function( tab ) {
var id = $( tab ).attr( "aria-controls" );
return this.element.find( this._sanitizeSelector( "#" + id ) );
}
});
// DEPRECATED
if ( $.uiBackCompat !== false ) {
// helper method for a lot of the back compat extensions
$.ui.tabs.prototype._ui = function( tab, panel ) {
return {
tab: tab,
panel: panel,
index: this.anchors.index( tab )
};
};
// url method
$.widget( "ui.tabs", $.ui.tabs, {
url: function( index, url ) {
this.anchors.eq( index ).attr( "href", url );
}
});
// ajaxOptions and cache options
$.widget( "ui.tabs", $.ui.tabs, {
options: {
ajaxOptions: null,
cache: false
},
_create: function() {
this._super();
var that = this;
this.element.bind( "tabsbeforeload.tabs", function( event, ui ) {
// tab is already cached
if ( $.data( ui.tab[ 0 ], "cache.tabs" ) ) {
event.preventDefault();
return;
}
$.extend( ui.ajaxSettings, that.options.ajaxOptions, {
error: function( xhr, s, e ) {
try {
// Passing index avoid a race condition when this method is
// called after the user has selected another tab.
// Pass the anchor that initiated this request allows
// loadError to manipulate the tab content panel via $(a.hash)
that.options.ajaxOptions.error( xhr, s, ui.tab.closest( "li" ).index(), ui.tab[ 0 ] );
}
catch ( e ) {}
}
});
ui.jqXHR.success(function() {
if ( that.options.cache ) {
$.data( ui.tab[ 0 ], "cache.tabs", true );
}
});
});
},
_setOption: function( key, value ) {
// reset cache if switching from cached to not cached
if ( key === "cache" && value === false ) {
this.anchors.removeData( "cache.tabs" );
}
this._super( key, value );
},
_destroy: function() {
this.anchors.removeData( "cache.tabs" );
this._super();
},
url: function( index, url ){
this.anchors.eq( index ).removeData( "cache.tabs" );
this._superApply( arguments );
}
});
// abort method
$.widget( "ui.tabs", $.ui.tabs, {
abort: function() {
if ( this.xhr ) {
this.xhr.abort();
}
}
});
// spinner
$.widget( "ui.tabs", $.ui.tabs, {
options: {
spinner: "<em>Loading&#8230;</em>"
},
_create: function() {
this._super();
this._bind({
tabsbeforeload: function( event, ui ) {
if ( !this.options.spinner ) {
return;
}
var span = ui.tab.find( "span" ),
html = span.html();
span.html( this.options.spinner );
ui.jqXHR.complete(function() {
span.html( html );
});
}
});
}
});
// enable/disable events
$.widget( "ui.tabs", $.ui.tabs, {
options: {
enable: null,
disable: null
},
enable: function( index ) {
var options = this.options,
trigger;
if ( index && options.disabled === true ||
( $.isArray( options.disabled ) && $.inArray( index, options.disabled ) !== -1 ) ) {
trigger = true;
}
this._superApply( arguments );
if ( trigger ) {
this._trigger( "enable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
}
},
disable: function( index ) {
var options = this.options,
trigger;
if ( index && options.disabled === false ||
( $.isArray( options.disabled ) && $.inArray( index, options.disabled ) === -1 ) ) {
trigger = true;
}
this._superApply( arguments );
if ( trigger ) {
this._trigger( "disable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
}
}
});
// add/remove methods and events
$.widget( "ui.tabs", $.ui.tabs, {
options: {
add: null,
remove: null,
tabTemplate: "<li><a href='#{href}'><span>#{label}</span></a></li>"
},
add: function( url, label, index ) {
if ( index === undefined ) {
index = this.anchors.length;
}
var doInsertAfter, panel,
options = this.options,
li = $( options.tabTemplate
.replace( /#\{href\}/g, url )
.replace( /#\{label\}/g, label ) ),
id = !url.indexOf( "#" ) ?
url.replace( "#", "" ) :
this._tabId( li );
li.addClass( "ui-state-default ui-corner-top" ).data( "ui-tabs-destroy", true );
li.attr( "aria-controls", id );
doInsertAfter = index >= this.tabs.length;
// try to find an existing element before creating a new one
panel = this.element.find( "#" + id );
if ( !panel.length ) {
panel = this._createPanel( id );
if ( doInsertAfter ) {
if ( index > 0 ) {
panel.insertAfter( this.panels.eq( -1 ) );
} else {
panel.appendTo( this.element );
}
} else {
panel.insertBefore( this.panels[ index ] );
}
}
panel.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" ).hide();
if ( doInsertAfter ) {
li.appendTo( this.tablist );
} else {
li.insertBefore( this.tabs[ index ] );
}
options.disabled = $.map( options.disabled, function( n ) {
return n >= index ? ++n : n;
});
this.refresh();
if ( this.tabs.length === 1 && options.active === false ) {
this.option( "active", 0 );
}
this._trigger( "add", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
return this;
},
remove: function( index ) {
index = this._getIndex( index );
var options = this.options,
tab = this.tabs.eq( index ).remove(),
panel = this._getPanelForTab( tab ).remove();
// If selected tab was removed focus tab to the right or
// in case the last tab was removed the tab to the left.
// We check for more than 2 tabs, because if there are only 2,
// then when we remove this tab, there will only be one tab left
// so we don't need to detect which tab to activate.
if ( tab.hasClass( "ui-tabs-active" ) && this.anchors.length > 2 ) {
this._activate( index + ( index + 1 < this.anchors.length ? 1 : -1 ) );
}
options.disabled = $.map(
$.grep( options.disabled, function( n ) {
return n !== index;
}),
function( n ) {
return n >= index ? --n : n;
});
this.refresh();
this._trigger( "remove", null, this._ui( tab.find( "a" )[ 0 ], panel[ 0 ] ) );
return this;
}
});
// length method
$.widget( "ui.tabs", $.ui.tabs, {
length: function() {
return this.anchors.length;
}
});
// panel ids (idPrefix option + title attribute)
$.widget( "ui.tabs", $.ui.tabs, {
options: {
idPrefix: "ui-tabs-"
},
_tabId: function( tab ) {
var a = tab.is( "li" ) ? tab.find( "a[href]" ) : tab;
a = a[0];
return $( a ).closest( "li" ).attr( "aria-controls" ) ||
a.title && a.title.replace( /\s/g, "_" ).replace( /[^\w\u00c0-\uFFFF\-]/g, "" ) ||
this.options.idPrefix + getNextTabId();
}
});
// _createPanel method
$.widget( "ui.tabs", $.ui.tabs, {
options: {
panelTemplate: "<div></div>"
},
_createPanel: function( id ) {
return $( this.options.panelTemplate )
.attr( "id", id )
.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
.data( "ui-tabs-destroy", true );
}
});
// selected option
$.widget( "ui.tabs", $.ui.tabs, {
_create: function() {
var options = this.options;
if ( options.active === null && options.selected !== undefined ) {
options.active = options.selected === -1 ? false : options.selected;
}
this._super();
options.selected = options.active;
if ( options.selected === false ) {
options.selected = -1;
}
},
_setOption: function( key, value ) {
if ( key !== "selected" ) {
return this._super( key, value );
}
var options = this.options;
this._super( "active", value === -1 ? false : value );
options.selected = options.active;
if ( options.selected === false ) {
options.selected = -1;
}
},
_eventHandler: function( event ) {
this._superApply( arguments );
this.options.selected = this.options.active;
if ( this.options.selected === false ) {
this.options.selected = -1;
}
}
});
// show and select event
$.widget( "ui.tabs", $.ui.tabs, {
options: {
show: null,
select: null
},
_create: function() {
this._super();
if ( this.options.active !== false ) {
this._trigger( "show", null, this._ui(
this.active.find( ".ui-tabs-anchor" )[ 0 ],
this._getPanelForTab( this.active )[ 0 ] ) );
}
},
_trigger: function( type, event, data ) {
var ret = this._superApply( arguments );
if ( !ret ) {
return false;
}
if ( type === "beforeActivate" && data.newTab.length ) {
ret = this._super( "select", event, {
tab: data.newTab.find( ".ui-tabs-anchor" )[ 0],
panel: data.newPanel[ 0 ],
index: data.newTab.closest( "li" ).index()
});
} else if ( type === "activate" && data.newTab.length ) {
ret = this._super( "show", event, {
tab: data.newTab.find( ".ui-tabs-anchor" )[ 0 ],
panel: data.newPanel[ 0 ],
index: data.newTab.closest( "li" ).index()
});
}
return ret;
}
});
// select method
$.widget( "ui.tabs", $.ui.tabs, {
select: function( index ) {
index = this._getIndex( index );
if ( index === -1 ) {
if ( this.options.collapsible && this.options.selected !== -1 ) {
index = this.options.selected;
} else {
return;
}
}
this.anchors.eq( index ).trigger( this.options.event + ".tabs" );
}
});
// cookie option
(function() {
var listId = 0;
$.widget( "ui.tabs", $.ui.tabs, {
options: {
cookie: null // e.g. { expires: 7, path: '/', domain: 'jquery.com', secure: true }
},
_create: function() {
var options = this.options,
active;
if ( options.active == null && options.cookie ) {
active = parseInt( this._cookie(), 10 );
if ( active === -1 ) {
active = false;
}
options.active = active;
}
this._super();
},
_cookie: function( active ) {
var cookie = [ this.cookie ||
( this.cookie = this.options.cookie.name || "ui-tabs-" + (++listId) ) ];
if ( arguments.length ) {
cookie.push( active === false ? -1 : active );
cookie.push( this.options.cookie );
}
return $.cookie.apply( null, cookie );
},
_refresh: function() {
this._super();
if ( this.options.cookie ) {
this._cookie( this.options.active, this.options.cookie );
}
},
_eventHandler: function( event ) {
this._superApply( arguments );
if ( this.options.cookie ) {
this._cookie( this.options.active, this.options.cookie );
}
},
_destroy: function() {
this._super();
if ( this.options.cookie ) {
this._cookie( null, this.options.cookie );
}
}
});
})();
// load event
$.widget( "ui.tabs", $.ui.tabs, {
_trigger: function( type, event, data ) {
var _data = $.extend( {}, data );
if ( type === "load" ) {
_data.panel = _data.panel[ 0 ];
_data.tab = _data.tab.find( ".ui-tabs-anchor" )[ 0 ];
}
return this._super( type, event, _data );
}
});
// fx option
// The new animation options (show, hide) conflict with the old show callback.
// The old fx option wins over show/hide anyway (always favor back-compat).
// If a user wants to use the new animation API, they must give up the old API.
$.widget( "ui.tabs", $.ui.tabs, {
options: {
fx: null // e.g. { height: "toggle", opacity: "toggle", duration: 200 }
},
_getFx: function() {
var hide, show,
fx = this.options.fx;
if ( fx ) {
if ( $.isArray( fx ) ) {
hide = fx[ 0 ];
show = fx[ 1 ];
} else {
hide = show = fx;
}
}
return fx ? { show: show, hide: hide } : null;
},
_toggle: function( event, eventData ) {
var that = this,
toShow = eventData.newPanel,
toHide = eventData.oldPanel,
fx = this._getFx();
if ( !fx ) {
return this._super( event, eventData );
}
that.running = true;
function complete() {
that.running = false;
that._trigger( "activate", event, eventData );
}
function show() {
eventData.newTab.closest( "li" ).addClass( "ui-tabs-active ui-state-active" );
if ( toShow.length && fx.show ) {
toShow
.animate( fx.show, fx.show.duration, function() {
complete();
});
} else {
toShow.show();
complete();
}
}
// start out by hiding, then showing, then completing
if ( toHide.length && fx.hide ) {
toHide.animate( fx.hide, fx.hide.duration, function() {
eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
show();
});
} else {
eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
toHide.hide();
show();
}
}
});
}
})( jQuery );