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/* |
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* jQuery UI Accordion 1.7.1 |
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* |
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* Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about) |
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* Dual licensed under the MIT (MIT-LICENSE.txt) |
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* and GPL (GPL-LICENSE.txt) licenses. |
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* |
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* http://docs.jquery.com/UI/Accordion |
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* |
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* Depends: |
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* ui.core.js |
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*/ |
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(function($) { |
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$.widget("ui.accordion", { |
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_init: function() { |
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var o = this.options, self = this; |
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this.running = 0; |
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// if the user set the alwaysOpen option on init |
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// then we need to set the collapsible option |
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// if they set both on init, collapsible will take priority |
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if (o.collapsible == $.ui.accordion.defaults.collapsible && |
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o.alwaysOpen != $.ui.accordion.defaults.alwaysOpen) { |
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o.collapsible = !o.alwaysOpen; |
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} |
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if ( o.navigation ) { |
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var current = this.element.find("a").filter(o.navigationFilter); |
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if ( current.length ) { |
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if ( current.filter(o.header).length ) { |
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this.active = current; |
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} else { |
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this.active = current.parent().parent().prev(); |
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current.addClass("ui-accordion-content-active"); |
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} |
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} |
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} |
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this.element.addClass("ui-accordion ui-widget ui-helper-reset"); |
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// in lack of child-selectors in CSS we need to mark top-LIs in a UL-accordion for some IE-fix |
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if (this.element[0].nodeName == "UL") { |
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this.element.children("li").addClass("ui-accordion-li-fix"); |
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} |
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this.headers = this.element.find(o.header).addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all") |
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.bind("mouseenter.accordion", function(){ $(this).addClass('ui-state-hover'); }) |
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.bind("mouseleave.accordion", function(){ $(this).removeClass('ui-state-hover'); }) |
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.bind("focus.accordion", function(){ $(this).addClass('ui-state-focus'); }) |
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.bind("blur.accordion", function(){ $(this).removeClass('ui-state-focus'); }); |
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this.headers |
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.next() |
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.addClass("ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom"); |
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this.active = this._findActive(this.active || o.active).toggleClass("ui-state-default").toggleClass("ui-state-active").toggleClass("ui-corner-all").toggleClass("ui-corner-top"); |
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this.active.next().addClass('ui-accordion-content-active'); |
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//Append icon elements |
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$("<span/>").addClass("ui-icon " + o.icons.header).prependTo(this.headers); |
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this.active.find(".ui-icon").toggleClass(o.icons.header).toggleClass(o.icons.headerSelected); |
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// IE7-/Win - Extra vertical space in lists fixed |
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if ($.browser.msie) { |
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this.element.find('a').css('zoom', '1'); |
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} |
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this.resize(); |
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//ARIA |
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this.element.attr('role','tablist'); |
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this.headers |
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.attr('role','tab') |
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.bind('keydown', function(event) { return self._keydown(event); }) |
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.next() |
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.attr('role','tabpanel'); |
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this.headers |
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.not(this.active || "") |
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.attr('aria-expanded','false') |
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.attr("tabIndex", "-1") |
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.next() |
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.hide(); |
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// make sure at least one header is in the tab order |
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if (!this.active.length) { |
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this.headers.eq(0).attr('tabIndex','0'); |
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} else { |
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this.active |
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.attr('aria-expanded','true') |
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.attr('tabIndex', '0'); |
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} |
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// only need links in taborder for Safari |
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if (!$.browser.safari) |
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this.headers.find('a').attr('tabIndex','-1'); |
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if (o.event) { |
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this.headers.bind((o.event) + ".accordion", function(event) { return self._clickHandler.call(self, event, this); }); |
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} |
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}, |
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destroy: function() { |
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var o = this.options; |
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this.element |
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.removeClass("ui-accordion ui-widget ui-helper-reset") |
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.removeAttr("role") |
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.unbind('.accordion') |
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.removeData('accordion'); |
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this.headers |
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.unbind(".accordion") |
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.removeClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-corner-top") |
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.removeAttr("role").removeAttr("aria-expanded").removeAttr("tabindex"); |
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this.headers.find("a").removeAttr("tabindex"); |
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this.headers.children(".ui-icon").remove(); |
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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"); |
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if (o.autoHeight || o.fillHeight) { |
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contents.css("height", ""); |
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} |
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}, |
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_setData: function(key, value) { |
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if(key == 'alwaysOpen') { key = 'collapsible'; value = !value; } |
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$.widget.prototype._setData.apply(this, arguments); |
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}, |
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_keydown: function(event) { |
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var o = this.options, keyCode = $.ui.keyCode; |
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if (o.disabled || event.altKey || event.ctrlKey) |
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return; |
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var length = this.headers.length; |
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var currentIndex = this.headers.index(event.target); |
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var toFocus = false; |
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switch(event.keyCode) { |
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case keyCode.RIGHT: |
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case keyCode.DOWN: |
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toFocus = this.headers[(currentIndex + 1) % length]; |
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break; |
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case keyCode.LEFT: |
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case keyCode.UP: |
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toFocus = this.headers[(currentIndex - 1 + length) % length]; |
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break; |
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case keyCode.SPACE: |
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case keyCode.ENTER: |
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return this._clickHandler({ target: event.target }, event.target); |
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} |
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if (toFocus) { |
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$(event.target).attr('tabIndex','-1'); |
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$(toFocus).attr('tabIndex','0'); |
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toFocus.focus(); |
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return false; |
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} |
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return true; |
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}, |
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resize: function() { |
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var o = this.options, maxHeight; |
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if (o.fillSpace) { |
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if($.browser.msie) { var defOverflow = this.element.parent().css('overflow'); this.element.parent().css('overflow', 'hidden'); } |
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maxHeight = this.element.parent().height(); |
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if($.browser.msie) { this.element.parent().css('overflow', defOverflow); } |
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this.headers.each(function() { |
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maxHeight -= $(this).outerHeight(); |
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}); |
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var maxPadding = 0; |
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this.headers.next().each(function() { |
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maxPadding = Math.max(maxPadding, $(this).innerHeight() - $(this).height()); |
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}).height(Math.max(0, maxHeight - maxPadding)) |
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.css('overflow', 'auto'); |
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} else if ( o.autoHeight ) { |
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maxHeight = 0; |
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this.headers.next().each(function() { |
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maxHeight = Math.max(maxHeight, $(this).outerHeight()); |
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}).height(maxHeight); |
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} |
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}, |
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activate: function(index) { |
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// call clickHandler with custom event |
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var active = this._findActive(index)[0]; |
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this._clickHandler({ target: active }, active); |
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}, |
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_findActive: function(selector) { |
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return selector |
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? typeof selector == "number" |
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? this.headers.filter(":eq(" + selector + ")") |
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: this.headers.not(this.headers.not(selector)) |
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: selector === false |
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? $([]) |
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: this.headers.filter(":eq(0)"); |
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}, |
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_clickHandler: function(event, target) { |
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var o = this.options; |
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if (o.disabled) return false; |
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// called only when using activate(false) to close all parts programmatically |
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if (!event.target && o.collapsible) { |
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this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all") |
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.find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header); |
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this.active.next().addClass('ui-accordion-content-active'); |
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var toHide = this.active.next(), |
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data = { |
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options: o, |
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newHeader: $([]), |
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oldHeader: o.active, |
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newContent: $([]), |
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oldContent: toHide |
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}, |
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toShow = (this.active = $([])); |
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this._toggle(toShow, toHide, data); |
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return false; |
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} |
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// get the click target |
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var clicked = $(event.currentTarget || target); |
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var clickedIsActive = clicked[0] == this.active[0]; |
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// if animations are still active, or the active header is the target, ignore click |
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if (this.running || (!o.collapsible && clickedIsActive)) { |
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return false; |
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} |
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// switch classes |
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this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all") |
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.find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header); |
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this.active.next().addClass('ui-accordion-content-active'); |
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if (!clickedIsActive) { |
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clicked.removeClass("ui-state-default ui-corner-all").addClass("ui-state-active ui-corner-top") |
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.find(".ui-icon").removeClass(o.icons.header).addClass(o.icons.headerSelected); |
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clicked.next().addClass('ui-accordion-content-active'); |
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} |
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// find elements to show and hide |
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var toShow = clicked.next(), |
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toHide = this.active.next(), |
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data = { |
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options: o, |
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newHeader: clickedIsActive && o.collapsible ? $([]) : clicked, |
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oldHeader: this.active, |
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newContent: clickedIsActive && o.collapsible ? $([]) : toShow.find('> *'), |
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oldContent: toHide.find('> *') |
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}, |
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down = this.headers.index( this.active[0] ) > this.headers.index( clicked[0] ); |
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this.active = clickedIsActive ? $([]) : clicked; |
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this._toggle(toShow, toHide, data, clickedIsActive, down); |
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return false; |
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}, |
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_toggle: function(toShow, toHide, data, clickedIsActive, down) { |
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var o = this.options, self = this; |
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this.toShow = toShow; |
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this.toHide = toHide; |
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this.data = data; |
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var complete = function() { if(!self) return; return self._completed.apply(self, arguments); }; |
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// trigger changestart event |
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this._trigger("changestart", null, this.data); |
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// count elements to animate |
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this.running = toHide.size() === 0 ? toShow.size() : toHide.size(); |
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if (o.animated) { |
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var animOptions = {}; |
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if ( o.collapsible && clickedIsActive ) { |
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animOptions = { |
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toShow: $([]), |
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toHide: toHide, |
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complete: complete, |
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down: down, |
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autoHeight: o.autoHeight || o.fillSpace |
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}; |
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} else { |
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animOptions = { |
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toShow: toShow, |
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toHide: toHide, |
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complete: complete, |
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down: down, |
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autoHeight: o.autoHeight || o.fillSpace |
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}; |
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} |
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if (!o.proxied) { |
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o.proxied = o.animated; |
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} |
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if (!o.proxiedDuration) { |
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o.proxiedDuration = o.duration; |
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} |
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o.animated = $.isFunction(o.proxied) ? |
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o.proxied(animOptions) : o.proxied; |
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o.duration = $.isFunction(o.proxiedDuration) ? |
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o.proxiedDuration(animOptions) : o.proxiedDuration; |
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var animations = $.ui.accordion.animations, |
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duration = o.duration, |
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easing = o.animated; |
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if (!animations[easing]) { |
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animations[easing] = function(options) { |
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this.slide(options, { |
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easing: easing, |
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duration: duration || 700 |
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}); |
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}; |
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} |
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animations[easing](animOptions); |
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} else { |
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if (o.collapsible && clickedIsActive) { |
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toShow.toggle(); |
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} else { |
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toHide.hide(); |
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toShow.show(); |
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} |
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complete(true); |
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} |
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toHide.prev().attr('aria-expanded','false').attr("tabIndex", "-1").blur(); |
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toShow.prev().attr('aria-expanded','true').attr("tabIndex", "0").focus(); |
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}, |
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_completed: function(cancel) { |
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var o = this.options; |
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this.running = cancel ? 0 : --this.running; |
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if (this.running) return; |
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if (o.clearStyle) { |
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this.toShow.add(this.toHide).css({ |
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height: "", |
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overflow: "" |
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}); |
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} |
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this._trigger('change', null, this.data); |
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} |
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}); |
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$.extend($.ui.accordion, { |
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version: "1.7.1", |
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defaults: { |
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active: null, |
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alwaysOpen: true, //deprecated, use collapsible |
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animated: 'slide', |
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autoHeight: true, |
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clearStyle: false, |
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collapsible: false, |
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event: "click", |
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fillSpace: false, |
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header: "> li > :first-child,> :not(li):even", |
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icons: { |
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header: "ui-icon-triangle-1-e", |
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headerSelected: "ui-icon-triangle-1-s" |
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}, |
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navigation: false, |
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navigationFilter: function() { |
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return this.href.toLowerCase() == location.href.toLowerCase(); |
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} |
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}, |
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animations: { |
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slide: function(options, additions) { |
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options = $.extend({ |
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easing: "swing", |
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duration: 300 |
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}, options, additions); |
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if ( !options.toHide.size() ) { |
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options.toShow.animate({height: "show"}, options); |
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return; |
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} |
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if ( !options.toShow.size() ) { |
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options.toHide.animate({height: "hide"}, options); |
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return; |
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} |
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var overflow = options.toShow.css('overflow'), |
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percentDone, |
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showProps = {}, |
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hideProps = {}, |
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fxAttrs = [ "height", "paddingTop", "paddingBottom" ], |
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originalWidth; |
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// fix width before calculating height of hidden element |
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var s = options.toShow; |
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originalWidth = s[0].style.width; |
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s.width( parseInt(s.parent().width(),10) - parseInt(s.css("paddingLeft"),10) - parseInt(s.css("paddingRight"),10) - (parseInt(s.css("borderLeftWidth"),10) || 0) - (parseInt(s.css("borderRightWidth"),10) || 0) ); |
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$.each(fxAttrs, function(i, prop) { |
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hideProps[prop] = 'hide'; |
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var parts = ('' + $.css(options.toShow[0], prop)).match(/^([\d+-.]+)(.*)$/); |
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showProps[prop] = { |
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value: parts[1], |
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unit: parts[2] || 'px' |
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}; |
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}); |
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options.toShow.css({ height: 0, overflow: 'hidden' }).show(); |
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options.toHide.filter(":hidden").each(options.complete).end().filter(":visible").animate(hideProps,{ |
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step: function(now, settings) { |
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// only calculate the percent when animating height |
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// IE gets very inconsistent results when animating elements |
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// with small values, which is common for padding |
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if (settings.prop == 'height') { |
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percentDone = (settings.now - settings.start) / (settings.end - settings.start); |
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} |
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options.toShow[0].style[settings.prop] = |
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(percentDone * showProps[settings.prop].value) + showProps[settings.prop].unit; |
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}, |
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duration: options.duration, |
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easing: options.easing, |
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complete: function() { |
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if ( !options.autoHeight ) { |
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options.toShow.css("height", ""); |
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} |
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options.toShow.css("width", originalWidth); |
|
457 |
options.toShow.css({overflow: overflow}); |
|
458 |
options.complete(); |
|
459 |
} |
|
460 |
}); |
|
461 |
}, |
|
462 |
bounceslide: function(options) { |
|
463 |
this.slide(options, { |
|
464 |
easing: options.down ? "easeOutBounce" : "swing", |
|
465 |
duration: options.down ? 1000 : 200 |
|
466 |
}); |
|
467 |
}, |
|
468 |
easeslide: function(options) { |
|
469 |
this.slide(options, { |
|
470 |
easing: "easeinout", |
|
471 |
duration: 700 |
|
472 |
}); |
|
473 |
} |
|
474 |
} |
|
475 |
}); |
|
476 |
|
|
477 |
})(jQuery); |