--- /dev/null
+/*
+ * jQuery UI Accordion 1.8.16
+ *
+ * Copyright 2011, 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/Accordion
+ *
+ * Depends:
+ * jquery.ui.core.js
+ * jquery.ui.widget.js
+ */
+(function( $, undefined ) {
+
+$.widget( "ui.accordion", {
+ options: {
+ active: 0,
+ animated: "slide",
+ autoHeight: true,
+ clearStyle: false,
+ collapsible: false,
+ event: "click",
+ fillSpace: false,
+ header: "> li > :first-child,> :not(li):even",
+ icons: {
+ header: "ui-icon-triangle-1-e",
+ headerSelected: "ui-icon-triangle-1-s"
+ },
+ navigation: false,
+ navigationFilter: function() {
+ return this.href.toLowerCase() === location.href.toLowerCase();
+ }
+ },
+
+ _create: function() {
+ var self = this,
+ options = self.options;
+
+ self.running = 0;
+
+ self.element
+ .addClass( "ui-accordion ui-widget ui-helper-reset" )
+ // in lack of child-selectors in CSS
+ // we need to mark top-LIs in a UL-accordion for some IE-fix
+ .children( "li" )
+ .addClass( "ui-accordion-li-fix" );
+
+ self.headers = self.element.find( options.header )
+ .addClass( "ui-accordion-header ui-helper-reset ui-state-default ui-corner-all" )
+ .bind( "mouseenter.accordion", function() {
+ if ( options.disabled ) {
+ return;
+ }
+ $( this ).addClass( "ui-state-hover" );
+ })
+ .bind( "mouseleave.accordion", function() {
+ if ( options.disabled ) {
+ return;
+ }
+ $( this ).removeClass( "ui-state-hover" );
+ })
+ .bind( "focus.accordion", function() {
+ if ( options.disabled ) {
+ return;
+ }
+ $( this ).addClass( "ui-state-focus" );
+ })
+ .bind( "blur.accordion", function() {
+ if ( options.disabled ) {
+ return;
+ }
+ $( this ).removeClass( "ui-state-focus" );
+ });
+
+ self.headers.next()
+ .addClass( "ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom" );
+
+ if ( options.navigation ) {
+ var current = self.element.find( "a" ).filter( options.navigationFilter ).eq( 0 );
+ if ( current.length ) {
+ var header = current.closest( ".ui-accordion-header" );
+ if ( header.length ) {
+ // anchor within header
+ self.active = header;
+ } else {
+ // anchor within content
+ self.active = current.closest( ".ui-accordion-content" ).prev();
+ }
+ }
+ }
+
+ self.active = self._findActive( self.active || options.active )
+ .addClass( "ui-state-default ui-state-active" )
+ .toggleClass( "ui-corner-all" )
+ .toggleClass( "ui-corner-top" );
+ self.active.next().addClass( "ui-accordion-content-active" );
+
+ self._createIcons();
+ self.resize();
+
+ // ARIA
+ self.element.attr( "role", "tablist" );
+
+ self.headers
+ .attr( "role", "tab" )
+ .bind( "keydown.accordion", function( event ) {
+ return self._keydown( event );
+ })
+ .next()
+ .attr( "role", "tabpanel" );
+
+ self.headers
+ .not( self.active || "" )
+ .attr({
+ "aria-expanded": "false",
+ "aria-selected": "false",
+ tabIndex: -1
+ })
+ .next()
+ .hide();
+
+ // make sure at least one header is in the tab order
+ if ( !self.active.length ) {
+ self.headers.eq( 0 ).attr( "tabIndex", 0 );
+ } else {
+ self.active
+ .attr({
+ "aria-expanded": "true",
+ "aria-selected": "true",
+ tabIndex: 0
+ });
+ }
+
+ // only need links in tab order for Safari
+ if ( !$.browser.safari ) {
+ self.headers.find( "a" ).attr( "tabIndex", -1 );
+ }
+
+ if ( options.event ) {
+ self.headers.bind( options.event.split(" ").join(".accordion ") + ".accordion", function(event) {
+ self._clickHandler.call( self, event, this );
+ event.preventDefault();
+ });
+ }
+ },
+
+ _createIcons: function() {
+ var options = this.options;
+ if ( options.icons ) {
+ $( "<span></span>" )
+ .addClass( "ui-icon " + options.icons.header )
+ .prependTo( this.headers );
+ this.active.children( ".ui-icon" )
+ .toggleClass(options.icons.header)
+ .toggleClass(options.icons.headerSelected);
+ this.element.addClass( "ui-accordion-icons" );
+ }
+ },
+
+ _destroyIcons: function() {
+ this.headers.children( ".ui-icon" ).remove();
+ this.element.removeClass( "ui-accordion-icons" );
+ },
+
+ destroy: function() {
+ var options = this.options;
+
+ this.element
+ .removeClass( "ui-accordion ui-widget ui-helper-reset" )
+ .removeAttr( "role" );
+
+ this.headers
+ .unbind( ".accordion" )
+ .removeClass( "ui-accordion-header ui-accordion-disabled ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-state-disabled ui-corner-top" )
+ .removeAttr( "role" )
+ .removeAttr( "aria-expanded" )
+ .removeAttr( "aria-selected" )
+ .removeAttr( "tabIndex" );
+
+ this.headers.find( "a" ).removeAttr( "tabIndex" );
+ this._destroyIcons();
+ var contents = this.headers.next()
+ .css( "display", "" )
+ .removeAttr( "role" )
+ .removeClass( "ui-helper-reset ui-widget-content ui-corner-bottom ui-accordion-content ui-accordion-content-active ui-accordion-disabled ui-state-disabled" );
+ if ( options.autoHeight || options.fillHeight ) {
+ contents.css( "height", "" );
+ }
+
+ return $.Widget.prototype.destroy.call( this );
+ },
+
+ _setOption: function( key, value ) {
+ $.Widget.prototype._setOption.apply( this, arguments );
+
+ if ( key == "active" ) {
+ this.activate( value );
+ }
+ if ( key == "icons" ) {
+ this._destroyIcons();
+ if ( value ) {
+ this._createIcons();
+ }
+ }
+ // #5332 - opacity doesn't cascade to positioned elements in IE
+ // so we need to add the disabled class to the headers and panels
+ if ( key == "disabled" ) {
+ this.headers.add(this.headers.next())
+ [ value ? "addClass" : "removeClass" ](
+ "ui-accordion-disabled ui-state-disabled" );
+ }
+ },
+
+ _keydown: function( event ) {
+ if ( this.options.disabled || event.altKey || event.ctrlKey ) {
+ return;
+ }
+
+ var keyCode = $.ui.keyCode,
+ length = this.headers.length,
+ currentIndex = this.headers.index( event.target ),
+ toFocus = false;
+
+ switch ( event.keyCode ) {
+ case keyCode.RIGHT:
+ case keyCode.DOWN:
+ toFocus = this.headers[ ( currentIndex + 1 ) % length ];
+ break;
+ case keyCode.LEFT:
+ case keyCode.UP:
+ toFocus = this.headers[ ( currentIndex - 1 + length ) % length ];
+ break;
+ case keyCode.SPACE:
+ case keyCode.ENTER:
+ this._clickHandler( { target: event.target }, event.target );
+ event.preventDefault();
+ }
+
+ if ( toFocus ) {
+ $( event.target ).attr( "tabIndex", -1 );
+ $( toFocus ).attr( "tabIndex", 0 );
+ toFocus.focus();
+ return false;
+ }
+
+ return true;
+ },
+
+ resize: function() {
+ var options = this.options,
+ maxHeight;
+
+ if ( options.fillSpace ) {
+ if ( $.browser.msie ) {
+ var defOverflow = this.element.parent().css( "overflow" );
+ this.element.parent().css( "overflow", "hidden");
+ }
+ maxHeight = this.element.parent().height();
+ if ($.browser.msie) {
+ this.element.parent().css( "overflow", defOverflow );
+ }
+
+ this.headers.each(function() {
+ maxHeight -= $( this ).outerHeight( true );
+ });
+
+ this.headers.next()
+ .each(function() {
+ $( this ).height( Math.max( 0, maxHeight -
+ $( this ).innerHeight() + $( this ).height() ) );
+ })
+ .css( "overflow", "auto" );
+ } else if ( options.autoHeight ) {
+ maxHeight = 0;
+ this.headers.next()
+ .each(function() {
+ maxHeight = Math.max( maxHeight, $( this ).height( "" ).height() );
+ })
+ .height( maxHeight );
+ }
+
+ return this;
+ },
+
+ activate: function( index ) {
+ // TODO this gets called on init, changing the option without an explicit call for that
+ this.options.active = index;
+ // call clickHandler with custom event
+ var active = this._findActive( index )[ 0 ];
+ this._clickHandler( { target: active }, active );
+
+ return this;
+ },
+
+ _findActive: function( selector ) {
+ return selector
+ ? typeof selector === "number"
+ ? this.headers.filter( ":eq(" + selector + ")" )
+ : this.headers.not( this.headers.not( selector ) )
+ : selector === false
+ ? $( [] )
+ : this.headers.filter( ":eq(0)" );
+ },
+
+ // TODO isn't event.target enough? why the separate target argument?
+ _clickHandler: function( event, target ) {
+ var options = this.options;
+ if ( options.disabled ) {
+ return;
+ }
+
+ // called only when using activate(false) to close all parts programmatically
+ if ( !event.target ) {
+ if ( !options.collapsible ) {
+ return;
+ }
+ this.active
+ .removeClass( "ui-state-active ui-corner-top" )
+ .addClass( "ui-state-default ui-corner-all" )
+ .children( ".ui-icon" )
+ .removeClass( options.icons.headerSelected )
+ .addClass( options.icons.header );
+ this.active.next().addClass( "ui-accordion-content-active" );
+ var toHide = this.active.next(),
+ data = {
+ options: options,
+ newHeader: $( [] ),
+ oldHeader: options.active,
+ newContent: $( [] ),
+ oldContent: toHide
+ },
+ toShow = ( this.active = $( [] ) );
+ this._toggle( toShow, toHide, data );
+ return;
+ }
+
+ // get the click target
+ var clicked = $( event.currentTarget || target ),
+ clickedIsActive = clicked[0] === this.active[0];
+
+ // TODO the option is changed, is that correct?
+ // TODO if it is correct, shouldn't that happen after determining that the click is valid?
+ options.active = options.collapsible && clickedIsActive ?
+ false :
+ this.headers.index( clicked );
+
+ // if animations are still active, or the active header is the target, ignore click
+ if ( this.running || ( !options.collapsible && clickedIsActive ) ) {
+ return;
+ }
+
+ // find elements to show and hide
+ var active = this.active,
+ toShow = clicked.next(),
+ toHide = this.active.next(),
+ data = {
+ options: options,
+ newHeader: clickedIsActive && options.collapsible ? $([]) : clicked,
+ oldHeader: this.active,
+ newContent: clickedIsActive && options.collapsible ? $([]) : toShow,
+ oldContent: toHide
+ },
+ down = this.headers.index( this.active[0] ) > this.headers.index( clicked[0] );
+
+ // when the call to ._toggle() comes after the class changes
+ // it causes a very odd bug in IE 8 (see #6720)
+ this.active = clickedIsActive ? $([]) : clicked;
+ this._toggle( toShow, toHide, data, clickedIsActive, down );
+
+ // switch classes
+ active
+ .removeClass( "ui-state-active ui-corner-top" )
+ .addClass( "ui-state-default ui-corner-all" )
+ .children( ".ui-icon" )
+ .removeClass( options.icons.headerSelected )
+ .addClass( options.icons.header );
+ if ( !clickedIsActive ) {
+ clicked
+ .removeClass( "ui-state-default ui-corner-all" )
+ .addClass( "ui-state-active ui-corner-top" )
+ .children( ".ui-icon" )
+ .removeClass( options.icons.header )
+ .addClass( options.icons.headerSelected );
+ clicked
+ .next()
+ .addClass( "ui-accordion-content-active" );
+ }
+
+ return;
+ },
+
+ _toggle: function( toShow, toHide, data, clickedIsActive, down ) {
+ var self = this,
+ options = self.options;
+
+ self.toShow = toShow;
+ self.toHide = toHide;
+ self.data = data;
+
+ var complete = function() {
+ if ( !self ) {
+ return;
+ }
+ return self._completed.apply( self, arguments );
+ };
+
+ // trigger changestart event
+ self._trigger( "changestart", null, self.data );
+
+ // count elements to animate
+ self.running = toHide.size() === 0 ? toShow.size() : toHide.size();
+
+ if ( options.animated ) {
+ var animOptions = {};
+
+ if ( options.collapsible && clickedIsActive ) {
+ animOptions = {
+ toShow: $( [] ),
+ toHide: toHide,
+ complete: complete,
+ down: down,
+ autoHeight: options.autoHeight || options.fillSpace
+ };
+ } else {
+ animOptions = {
+ toShow: toShow,
+ toHide: toHide,
+ complete: complete,
+ down: down,
+ autoHeight: options.autoHeight || options.fillSpace
+ };
+ }
+
+ if ( !options.proxied ) {
+ options.proxied = options.animated;
+ }
+
+ if ( !options.proxiedDuration ) {
+ options.proxiedDuration = options.duration;
+ }
+
+ options.animated = $.isFunction( options.proxied ) ?
+ options.proxied( animOptions ) :
+ options.proxied;
+
+ options.duration = $.isFunction( options.proxiedDuration ) ?
+ options.proxiedDuration( animOptions ) :
+ options.proxiedDuration;
+
+ var animations = $.ui.accordion.animations,
+ duration = options.duration,
+ easing = options.animated;
+
+ if ( easing && !animations[ easing ] && !$.easing[ easing ] ) {
+ easing = "slide";
+ }
+ if ( !animations[ easing ] ) {
+ animations[ easing ] = function( options ) {
+ this.slide( options, {
+ easing: easing,
+ duration: duration || 700
+ });
+ };
+ }
+
+ animations[ easing ]( animOptions );
+ } else {
+ if ( options.collapsible && clickedIsActive ) {
+ toShow.toggle();
+ } else {
+ toHide.hide();
+ toShow.show();
+ }
+
+ complete( true );
+ }
+
+ // TODO assert that the blur and focus triggers are really necessary, remove otherwise
+ toHide.prev()
+ .attr({
+ "aria-expanded": "false",
+ "aria-selected": "false",
+ tabIndex: -1
+ })
+ .blur();
+ toShow.prev()
+ .attr({
+ "aria-expanded": "true",
+ "aria-selected": "true",
+ tabIndex: 0
+ })
+ .focus();
+ },
+
+ _completed: function( cancel ) {
+ this.running = cancel ? 0 : --this.running;
+ if ( this.running ) {
+ return;
+ }
+
+ if ( this.options.clearStyle ) {
+ this.toShow.add( this.toHide ).css({
+ height: "",
+ overflow: ""
+ });
+ }
+
+ // other classes are removed before the animation; this one needs to stay until completed
+ this.toHide.removeClass( "ui-accordion-content-active" );
+ // Work around for rendering bug in IE (#5421)
+ if ( this.toHide.length ) {
+ this.toHide.parent()[0].className = this.toHide.parent()[0].className;
+ }
+
+ this._trigger( "change", null, this.data );
+ }
+});
+
+$.extend( $.ui.accordion, {
+ version: "1.8.16",
+ animations: {
+ slide: function( options, additions ) {
+ options = $.extend({
+ easing: "swing",
+ duration: 300
+ }, options, additions );
+ if ( !options.toHide.size() ) {
+ options.toShow.animate({
+ height: "show",
+ paddingTop: "show",
+ paddingBottom: "show"
+ }, options );
+ return;
+ }
+ if ( !options.toShow.size() ) {
+ options.toHide.animate({
+ height: "hide",
+ paddingTop: "hide",
+ paddingBottom: "hide"
+ }, options );
+ return;
+ }
+ var overflow = options.toShow.css( "overflow" ),
+ percentDone = 0,
+ showProps = {},
+ hideProps = {},
+ fxAttrs = [ "height", "paddingTop", "paddingBottom" ],
+ originalWidth;
+ // fix width before calculating height of hidden element
+ var s = options.toShow;
+ originalWidth = s[0].style.width;
+ s.width( parseInt( s.parent().width(), 10 )
+ - parseInt( s.css( "paddingLeft" ), 10 )
+ - parseInt( s.css( "paddingRight" ), 10 )
+ - ( parseInt( s.css( "borderLeftWidth" ), 10 ) || 0 )
+ - ( parseInt( s.css( "borderRightWidth" ), 10) || 0 ) );
+
+ $.each( fxAttrs, function( i, prop ) {
+ hideProps[ prop ] = "hide";
+
+ var parts = ( "" + $.css( options.toShow[0], prop ) ).match( /^([\d+-.]+)(.*)$/ );
+ showProps[ prop ] = {
+ value: parts[ 1 ],
+ unit: parts[ 2 ] || "px"
+ };
+ });
+ options.toShow.css({ height: 0, overflow: "hidden" }).show();
+ options.toHide
+ .filter( ":hidden" )
+ .each( options.complete )
+ .end()
+ .filter( ":visible" )
+ .animate( hideProps, {
+ step: function( now, settings ) {
+ // only calculate the percent when animating height
+ // IE gets very inconsistent results when animating elements
+ // with small values, which is common for padding
+ if ( settings.prop == "height" ) {
+ percentDone = ( settings.end - settings.start === 0 ) ? 0 :
+ ( settings.now - settings.start ) / ( settings.end - settings.start );
+ }
+
+ options.toShow[ 0 ].style[ settings.prop ] =
+ ( percentDone * showProps[ settings.prop ].value )
+ + showProps[ settings.prop ].unit;
+ },
+ duration: options.duration,
+ easing: options.easing,
+ complete: function() {
+ if ( !options.autoHeight ) {
+ options.toShow.css( "height", "" );
+ }
+ options.toShow.css({
+ width: originalWidth,
+ overflow: overflow
+ });
+ options.complete();
+ }
+ });
+ },
+ bounceslide: function( options ) {
+ this.slide( options, {
+ easing: options.down ? "easeOutBounce" : "swing",
+ duration: options.down ? 1000 : 200
+ });
+ }
+ }
+});
+
+})( jQuery );
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