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The JWebSwing implementation for Bootstrap
/* ========================================================================
* Bootstrap: collapse.js v3.3.7
* http://getbootstrap.com/javascript/#collapse
* ========================================================================
* Copyright 2011-2016 Twitter, Inc.
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* ======================================================================== */
/* jshint latedef: false */
+function ($) {
'use strict';
// COLLAPSE PUBLIC CLASS DEFINITION
// ================================
var Collapse = function (element, options) {
this.$element = $(element);
this.options = $.extend({}, Collapse.DEFAULTS, options);
this.$trigger = $('[data-toggle="collapse"][href="#' + element.id + '"],' +
'[data-toggle="collapse"][data-target="#' + element.id + '"]');
this.transitioning = null;
if (this.options.parent) {
this.$parent = this.getParent()
} else {
this.addAriaAndCollapsedClass(this.$element, this.$trigger)
}
if (this.options.toggle) this.toggle()
};
Collapse.VERSION = '3.3.7';
Collapse.TRANSITION_DURATION = 350;
Collapse.DEFAULTS = {
toggle: true
};
Collapse.prototype.dimension = function () {
var hasWidth = this.$element.hasClass('width');
return hasWidth ? 'width' : 'height'
};
Collapse.prototype.show = function () {
if (this.transitioning || this.$element.hasClass('in')) return;
var activesData;
var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing');
if (actives && actives.length) {
activesData = actives.data('bs.collapse');
if (activesData && activesData.transitioning) return
}
var startEvent = $.Event('show.bs.collapse');
this.$element.trigger(startEvent);
if (startEvent.isDefaultPrevented()) return;
if (actives && actives.length) {
Plugin.call(actives, 'hide');
activesData || actives.data('bs.collapse', null)
}
var dimension = this.dimension();
this.$element
.removeClass('collapse')
.addClass('collapsing')[dimension](0)
.attr('aria-expanded', true);
this.$trigger
.removeClass('collapsed')
.attr('aria-expanded', true);
this.transitioning = 1;
var complete = function () {
this.$element
.removeClass('collapsing')
.addClass('collapse in')[dimension]('');
this.transitioning = 0;
this.$element
.trigger('shown.bs.collapse')
};
if (!$.support.transition) return complete.call(this);
var scrollSize = $.camelCase(['scroll', dimension].join('-'));
this.$element
.one('bsTransitionEnd', $.proxy(complete, this))
.emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize])
};
Collapse.prototype.hide = function () {
if (this.transitioning || !this.$element.hasClass('in')) return;
var startEvent = $.Event('hide.bs.collapse');
this.$element.trigger(startEvent);
if (startEvent.isDefaultPrevented()) return;
var dimension = this.dimension();
this.$element[dimension](this.$element[dimension]())[0].offsetHeight;
this.$element
.addClass('collapsing')
.removeClass('collapse in')
.attr('aria-expanded', false);
this.$trigger
.addClass('collapsed')
.attr('aria-expanded', false);
this.transitioning = 1;
var complete = function () {
this.transitioning = 0;
this.$element
.removeClass('collapsing')
.addClass('collapse')
.trigger('hidden.bs.collapse')
};
if (!$.support.transition) return complete.call(this);
this.$element
[dimension](0)
.one('bsTransitionEnd', $.proxy(complete, this))
.emulateTransitionEnd(Collapse.TRANSITION_DURATION)
};
Collapse.prototype.toggle = function () {
this[this.$element.hasClass('in') ? 'hide' : 'show']()
};
Collapse.prototype.getParent = function () {
return $(this.options.parent)
.find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]')
.each($.proxy(function (i, element) {
var $element = $(element);
this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element)
}, this))
.end()
};
Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) {
var isOpen = $element.hasClass('in');
$element.attr('aria-expanded', isOpen);
$trigger
.toggleClass('collapsed', !isOpen)
.attr('aria-expanded', isOpen)
};
function getTargetFromTrigger($trigger) {
var href;
var target = $trigger.attr('data-target')
|| (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, ''); // strip for ie7
return $(target)
}
// COLLAPSE PLUGIN DEFINITION
// ==========================
function Plugin(option) {
return this.each(function () {
var $this = $(this);
var data = $this.data('bs.collapse');
var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option);
if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false;
if (!data) $this.data('bs.collapse', (data = new Collapse(this, options)));
if (typeof option == 'string') data[option]()
})
}
var old = $.fn.collapse;
$.fn.collapse = Plugin;
$.fn.collapse.Constructor = Collapse;
// COLLAPSE NO CONFLICT
// ====================
$.fn.collapse.noConflict = function () {
$.fn.collapse = old;
return this
};
// COLLAPSE DATA-API
// =================
$(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) {
var $this = $(this);
if (!$this.attr('data-target')) e.preventDefault();
var $target = getTargetFromTrigger($this);
var data = $target.data('bs.collapse');
var option = data ? 'toggle' : $this.data();
Plugin.call($target, option)
})
}(jQuery);