mirror of
https://github.com/jquery/jquery-ui.git
synced 2024-11-21 11:04:24 +00:00
442 lines
11 KiB
JavaScript
442 lines
11 KiB
JavaScript
/*
|
|
* jQuery UI Accordion @VERSION
|
|
*
|
|
* Copyright (c) 2009 AUTHORS.txt (http://ui.jquery.com/about)
|
|
* Dual licensed under the MIT (MIT-LICENSE.txt)
|
|
* and GPL (GPL-LICENSE.txt) licenses.
|
|
*
|
|
* http://docs.jquery.com/UI/Accordion
|
|
*
|
|
* Depends:
|
|
* ui.core.js
|
|
*/
|
|
(function($) {
|
|
|
|
$.widget("ui.accordion", {
|
|
|
|
_init: function() {
|
|
|
|
var o = this.options, self = this;
|
|
this.running = 0;
|
|
|
|
if ( o.navigation ) {
|
|
var current = this.element.find("a").filter(o.navigationFilter);
|
|
if ( current.length ) {
|
|
if ( current.filter(options.header).length ) {
|
|
this.active = current;
|
|
} else {
|
|
this.active = current.parent().parent().prev();
|
|
current.addClass("ui-accordion-current");
|
|
}
|
|
}
|
|
}
|
|
|
|
this.element.addClass("ui-accordion ui-widget ui-helper-reset");
|
|
|
|
this.groups = this.element.children().addClass("ui-accordion-group");
|
|
this.headers = this.groups.find("> :first-child").addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all")
|
|
.bind("mouseenter.accordion", function(){ $(this).addClass('ui-state-hover'); })
|
|
.bind("mouseleave.accordion", function(){ $(this).removeClass('ui-state-hover'); });
|
|
|
|
// wrap content elements in div against animation issues
|
|
this.headers
|
|
.next()
|
|
.wrap("<div></div>")
|
|
.addClass("ui-accordion-content")
|
|
.parent()
|
|
.addClass("ui-accordion-content-wrap ui-helper-reset ui-widget-content ui-corner-bottom");
|
|
|
|
this.active = this._findActive(this.active || o.active).toggleClass("ui-state-default").toggleClass("ui-state-active").toggleClass("ui-corner-all").toggleClass("ui-corner-top");
|
|
this.active.parent().addClass('ui-accordion-selected');
|
|
|
|
//Append icon elements
|
|
$("<span/>").addClass("ui-icon " + o.icons.header).prependTo(this.headers);
|
|
this.active.find(".ui-icon").toggleClass(o.icons.header).toggleClass(o.icons.headerSelected);
|
|
|
|
// IE7-/Win - Extra vertical space in lists fixed
|
|
if ($.browser.msie) {
|
|
this.element.find('a').css('zoom', '1');
|
|
}
|
|
|
|
this.resize();
|
|
|
|
//ARIA
|
|
this.element.attr('role','tablist');
|
|
|
|
this.headers
|
|
.attr('role','tab')
|
|
.bind('keydown', function(event) { return self._keydown(event); })
|
|
.next()
|
|
.attr('role','tabpanel');
|
|
|
|
this.headers
|
|
.not(this.active || "")
|
|
.attr('aria-expanded','false')
|
|
.attr("tabIndex", "-1")
|
|
.next()
|
|
.hide();
|
|
|
|
// make sure at least one header is in the tab order
|
|
if (!this.active.length) {
|
|
this.headers.eq(0).attr('tabIndex','0');
|
|
} else {
|
|
this.active
|
|
.attr('aria-expanded','true')
|
|
.attr('tabIndex', '0');
|
|
}
|
|
|
|
// only need links in taborder for Safari
|
|
if (!$.browser.safari)
|
|
this.headers.find('a').attr('tabIndex','-1');
|
|
|
|
if (o.event) {
|
|
this.element.bind((o.event) + ".accordion", function(event) { return self._clickHandler.call(self, event); });
|
|
}
|
|
|
|
},
|
|
|
|
destroy: function() {
|
|
|
|
this.element
|
|
.removeClass("ui-accordion ui-widget ui-helper-reset")
|
|
.removeAttr("role")
|
|
.unbind('.accordion')
|
|
.removeData('accordion');
|
|
|
|
this.element.children().removeClass("ui-accordion-group ui-accordion-selected");
|
|
this.headers
|
|
.unbind(".accordion")
|
|
.removeClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-corner-top")
|
|
.removeAttr("role").removeAttr("aria-expanded").removeAttr("tabindex");
|
|
|
|
this.headers.find("a").removeAttr("tabindex");
|
|
this.headers.children(".ui-icon").remove();
|
|
this.headers.next().children().removeClass("ui-accordion-content").each(function() {
|
|
$(this).parent().replaceWith(this);
|
|
});
|
|
|
|
},
|
|
|
|
_keydown: function(event) {
|
|
|
|
var o = this.options, keyCode = $.ui.keyCode;
|
|
|
|
if (o.disabled || event.altKey || event.ctrlKey)
|
|
return;
|
|
|
|
var length = this.headers.length;
|
|
var currentIndex = this.headers.index(event.target);
|
|
var 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:
|
|
return this._clickHandler({ target: event.target });
|
|
}
|
|
|
|
if (toFocus) {
|
|
$(event.target).attr('tabIndex','-1');
|
|
$(toFocus).attr('tabIndex','0');
|
|
toFocus.focus();
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
|
|
},
|
|
|
|
resize: function() {
|
|
|
|
var o = this.options, maxHeight;
|
|
|
|
if (o.fillSpace) {
|
|
|
|
maxHeight = this.element.parent().height();
|
|
this.headers.each(function() {
|
|
maxHeight -= $(this).outerHeight();
|
|
});
|
|
|
|
var maxPadding = 0;
|
|
this.headers.next().each(function() {
|
|
maxPadding = Math.max(maxPadding, $(this).innerHeight() - $(this).height());
|
|
}).height(maxHeight - maxPadding)
|
|
.css('overflow', 'auto');
|
|
|
|
} else if ( o.autoHeight ) {
|
|
maxHeight = 0;
|
|
this.headers.next().each(function() {
|
|
maxHeight = Math.max(maxHeight, $(this).outerHeight());
|
|
}).height(maxHeight);
|
|
}
|
|
|
|
},
|
|
|
|
activate: function(index) {
|
|
// call clickHandler with custom event
|
|
this._clickHandler({ target: this._findActive(index)[0] });
|
|
},
|
|
|
|
_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)");
|
|
},
|
|
|
|
_clickHandler: function(event) {
|
|
|
|
var o = this.options;
|
|
if (o.disabled) return false;
|
|
|
|
// called only when using activate(false) to close all parts programmatically
|
|
if (!event.target && !o.alwaysOpen) {
|
|
this.active.parent().toggleClass('ui-accordion-selected');
|
|
this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all")
|
|
.find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);
|
|
var toHide = this.active.next(),
|
|
data = {
|
|
options: o,
|
|
newHeader: $([]),
|
|
oldHeader: o.active,
|
|
newContent: $([]),
|
|
oldContent: toHide
|
|
},
|
|
toShow = (this.active = $([]));
|
|
this._toggle(toShow, toHide, data);
|
|
return false;
|
|
}
|
|
|
|
// get the click target
|
|
var clicked = $(event.target);
|
|
|
|
// due to the event delegation model, we have to check if one
|
|
// of the parent elements is our actual header, and find that
|
|
// otherwise stick with the initial target
|
|
clicked = $( clicked.parents(o.header)[0] || clicked );
|
|
var clickedIsActive = clicked[0] == this.active[0];
|
|
|
|
// if animations are still active, or the active header is the target, ignore click
|
|
if (this.running || (o.alwaysOpen && clickedIsActive)) {
|
|
return false;
|
|
}
|
|
if (!clicked.is(o.header)) {
|
|
return;
|
|
}
|
|
|
|
// switch classes
|
|
this.active.parent().toggleClass('ui-accordion-selected');
|
|
this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all")
|
|
.find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);
|
|
if (!clickedIsActive) {
|
|
clicked.parent().addClass('ui-accordion-selected');
|
|
clicked.removeClass("ui-state-default ui-corner-all").addClass("ui-state-active ui-corner-top")
|
|
.find(".ui-icon").removeClass(o.icons.header).addClass(o.icons.headerSelected);
|
|
}
|
|
|
|
// find elements to show and hide
|
|
var toShow = clicked.next(),
|
|
toHide = this.active.next(),
|
|
data = {
|
|
options: o,
|
|
newHeader: clickedIsActive && !o.alwaysOpen ? $([]) : clicked,
|
|
oldHeader: this.active,
|
|
newContent: clickedIsActive && !o.alwaysOpen ? $([]) : toShow,
|
|
oldContent: toHide
|
|
},
|
|
down = this.headers.index( this.active[0] ) > this.headers.index( clicked[0] );
|
|
|
|
this.active = clickedIsActive ? $([]) : clicked;
|
|
this._toggle(toShow, toHide, data, clickedIsActive, down);
|
|
|
|
return false;
|
|
|
|
},
|
|
|
|
_toggle: function(toShow, toHide, data, clickedIsActive, down) {
|
|
|
|
var o = this.options, self = this;
|
|
|
|
this.toShow = toShow;
|
|
this.toHide = toHide;
|
|
this.data = data;
|
|
|
|
var complete = function() { if(!self) return; return self._completed.apply(self, arguments); };
|
|
|
|
// trigger changestart event
|
|
this._trigger("changestart", null, this.data);
|
|
|
|
// count elements to animate
|
|
this.running = toHide.size() === 0 ? toShow.size() : toHide.size();
|
|
|
|
if (o.animated) {
|
|
|
|
var animOptions = {};
|
|
|
|
if ( !o.alwaysOpen && clickedIsActive ) {
|
|
animOptions = {
|
|
toShow: $([]),
|
|
toHide: toHide,
|
|
complete: complete,
|
|
down: down,
|
|
autoHeight: o.autoHeight || o.fillSpace
|
|
};
|
|
} else {
|
|
animOptions = {
|
|
toShow: toShow,
|
|
toHide: toHide,
|
|
complete: complete,
|
|
down: down,
|
|
autoHeight: o.autoHeight || o.fillSpace
|
|
};
|
|
}
|
|
|
|
if (!o.proxied) {
|
|
o.proxied = o.animated;
|
|
}
|
|
|
|
if (!o.proxiedDuration) {
|
|
o.proxiedDuration = o.duration;
|
|
}
|
|
|
|
o.animated = $.isFunction(o.proxied) ?
|
|
o.proxied(animOptions) : o.proxied;
|
|
|
|
o.duration = $.isFunction(o.proxiedDuration) ?
|
|
o.proxiedDuration(animOptions) : o.proxiedDuration;
|
|
|
|
var animations = $.ui.accordion.animations,
|
|
duration = o.duration,
|
|
easing = o.animated;
|
|
|
|
if (!animations[easing]) {
|
|
animations[easing] = function(options) {
|
|
this.slide(options, {
|
|
easing: easing,
|
|
duration: duration || 700
|
|
});
|
|
};
|
|
}
|
|
|
|
animations[easing](animOptions);
|
|
|
|
} else {
|
|
|
|
if (!o.alwaysOpen && clickedIsActive) {
|
|
toShow.toggle();
|
|
} else {
|
|
toHide.hide();
|
|
toShow.show();
|
|
}
|
|
|
|
complete(true);
|
|
|
|
}
|
|
|
|
toHide.prev().attr('aria-expanded','false').attr("tabIndex", "-1");
|
|
toShow.prev().attr('aria-expanded','true').attr("tabIndex", "0").focus();
|
|
|
|
},
|
|
|
|
_completed: function(cancel) {
|
|
|
|
var o = this.options;
|
|
|
|
this.running = cancel ? 0 : --this.running;
|
|
if (this.running) return;
|
|
|
|
if (o.clearStyle) {
|
|
o.toShow.add(o.toHide).css({
|
|
height: "",
|
|
overflow: ""
|
|
});
|
|
}
|
|
|
|
this._trigger('change', null, this.data);
|
|
|
|
}
|
|
|
|
});
|
|
|
|
|
|
$.extend($.ui.accordion, {
|
|
version: "@VERSION",
|
|
defaults: {
|
|
active: false,
|
|
autoHeight: true,
|
|
alwaysOpen: true,
|
|
animated: 'slide',
|
|
clearStyle: false,
|
|
event: "click",
|
|
fillSpace: false,
|
|
header: "a",
|
|
icons: {
|
|
header: "ui-icon-triangle-1-e",
|
|
headerSelected: "ui-icon-triangle-1-s"
|
|
},
|
|
navigation: false,
|
|
navigationFilter: function() {
|
|
return this.href.toLowerCase() == location.href.toLowerCase();
|
|
}
|
|
},
|
|
animations: {
|
|
slide: function(options, additions) {
|
|
options = $.extend({
|
|
easing: "swing",
|
|
duration: 300
|
|
}, options, additions);
|
|
if ( !options.toHide.size() ) {
|
|
options.toShow.animate({height: "show"}, options);
|
|
return;
|
|
}
|
|
var hideHeight = options.toHide.height(),
|
|
showHeight = options.toShow.height(),
|
|
difference = showHeight / hideHeight,
|
|
overflow = options.toShow.css('overflow');
|
|
options.toShow.css({ height: 0, overflow: 'hidden' }).show();
|
|
options.toHide.filter(":hidden").each(options.complete).end().filter(":visible").animate({height:"hide"},{
|
|
step: function(now) {
|
|
var current = (hideHeight - now) * difference;
|
|
if ($.browser.msie || $.browser.opera) {
|
|
current = Math.ceil(current);
|
|
}
|
|
options.toShow.height( current );
|
|
},
|
|
duration: options.duration,
|
|
easing: options.easing,
|
|
complete: function() {
|
|
if ( !options.autoHeight ) {
|
|
options.toShow.css("height", "auto");
|
|
}
|
|
options.toShow.css({overflow: overflow});
|
|
options.complete();
|
|
}
|
|
});
|
|
},
|
|
bounceslide: function(options) {
|
|
this.slide(options, {
|
|
easing: options.down ? "easeOutBounce" : "swing",
|
|
duration: options.down ? 1000 : 200
|
|
});
|
|
},
|
|
easeslide: function(options) {
|
|
this.slide(options, {
|
|
easing: "easeinout",
|
|
duration: 700
|
|
});
|
|
}
|
|
}
|
|
});
|
|
|
|
})(jQuery);
|