" )
.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, $.ajax() always returns a jqXHR object.
if ( this.xhr && this.xhr.statusText !== "canceled" ) {
this._addClass( tab, "ui-tabs-loading" );
panel.attr( "aria-busy", "true" );
this.xhr
.done( function( response, status, jqXHR ) {
// support: jQuery <1.8
// https://bugs.jquery.com/ticket/11778
setTimeout( function() {
panel.html( response );
that._trigger( "load", event, eventData );
complete( jqXHR, status );
}, 1 );
} )
.fail( function( jqXHR, status ) {
// support: jQuery <1.8
// https://bugs.jquery.com/ticket/11778
setTimeout( function() {
complete( jqXHR, status );
}, 1 );
} );
}
},
_ajaxSettings: function( anchor, event, eventData ) {
var that = this;
return {
// Support: IE <11 only
// Strip any hash that exists to prevent errors with the Ajax request
url: anchor.attr( "href" ).replace( /#.*$/, "" ),
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;
} );