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Bootstrap/js/modal.js

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/* ========================================================================
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* Bootstrap: modal.js v3.1.0
* http://getbootstrap.com/javascript/#modals
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* ========================================================================
* Copyright 2011-2014 Twitter, Inc.
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* ======================================================================== */
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+function ($) {
'use strict';
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// MODAL CLASS DEFINITION
// ======================
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var Modal = function (element, options) {
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this.options = options
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this.$element = $(element)
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this.$backdrop =
this.isShown = null
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if (this.options.remote) {
this.$element
.find('.modal-content')
.load(this.options.remote, $.proxy(function () {
this.$element.trigger('loaded.bs.modal')
}, this))
}
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}
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Modal.DEFAULTS = {
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backdrop: true,
keyboard: true,
show: true
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}
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Modal.prototype.toggle = function (_relatedTarget) {
return this[!this.isShown ? 'show' : 'hide'](_relatedTarget)
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}
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Modal.prototype.show = function (_relatedTarget) {
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var that = this
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var e = $.Event('show.bs.modal', { relatedTarget: _relatedTarget })
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this.$element.trigger(e)
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if (this.isShown || e.isDefaultPrevented()) return
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this.isShown = true
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this.escape()
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this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))
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this.backdrop(function () {
var transition = $.support.transition && that.$element.hasClass('fade')
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if (!that.$element.parent().length) {
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that.$element.appendTo(document.body) // don't move modals dom position
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}
that.$element
.show()
.scrollTop(0)
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if (transition) {
that.$element[0].offsetWidth // force reflow
}
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that.$element
.addClass('in')
.attr('aria-hidden', false)
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that.enforceFocus()
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var e = $.Event('shown.bs.modal', { relatedTarget: _relatedTarget })
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transition ?
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that.$element.find('.modal-dialog') // wait for modal to slide in
.one($.support.transition.end, function () {
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that.$element.focus().trigger(e)
})
.emulateTransitionEnd(300) :
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that.$element.focus().trigger(e)
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})
}
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Modal.prototype.hide = function (e) {
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if (e) e.preventDefault()
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e = $.Event('hide.bs.modal')
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this.$element.trigger(e)
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if (!this.isShown || e.isDefaultPrevented()) return
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this.isShown = false
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this.escape()
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$(document).off('focusin.bs.modal')
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this.$element
.removeClass('in')
.attr('aria-hidden', true)
.off('click.dismiss.bs.modal')
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$.support.transition && this.$element.hasClass('fade') ?
this.$element
.one($.support.transition.end, $.proxy(this.hideModal, this))
.emulateTransitionEnd(300) :
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this.hideModal()
}
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Modal.prototype.enforceFocus = function () {
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$(document)
.off('focusin.bs.modal') // guard against infinite focus loop
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.on('focusin.bs.modal', $.proxy(function (e) {
if (this.$element[0] !== e.target && !this.$element.has(e.target).length) {
this.$element.focus()
}
}, this))
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}
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Modal.prototype.escape = function () {
if (this.isShown && this.options.keyboard) {
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this.$element.on('keyup.dismiss.bs.modal', $.proxy(function (e) {
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e.which == 27 && this.hide()
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}, this))
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} else if (!this.isShown) {
this.$element.off('keyup.dismiss.bs.modal')
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}
}
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Modal.prototype.hideModal = function () {
var that = this
this.$element.hide()
this.backdrop(function () {
that.removeBackdrop()
that.$element.trigger('hidden.bs.modal')
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})
}
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Modal.prototype.removeBackdrop = function () {
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this.$backdrop && this.$backdrop.remove()
this.$backdrop = null
}
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Modal.prototype.backdrop = function (callback) {
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var animate = this.$element.hasClass('fade') ? 'fade' : ''
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if (this.isShown && this.options.backdrop) {
var doAnimate = $.support.transition && animate
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this.$backdrop = $('<div class="modal-backdrop ' + animate + '" />')
.appendTo(document.body)
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this.$element.on('click.dismiss.bs.modal', $.proxy(function (e) {
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if (e.target !== e.currentTarget) return
this.options.backdrop == 'static'
? this.$element[0].focus.call(this.$element[0])
: this.hide.call(this)
}, this))
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if (doAnimate) this.$backdrop[0].offsetWidth // force reflow
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this.$backdrop.addClass('in')
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if (!callback) return
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doAnimate ?
this.$backdrop
.one($.support.transition.end, callback)
.emulateTransitionEnd(150) :
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callback()
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} else if (!this.isShown && this.$backdrop) {
this.$backdrop.removeClass('in')
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$.support.transition && this.$element.hasClass('fade') ?
this.$backdrop
.one($.support.transition.end, callback)
.emulateTransitionEnd(150) :
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callback()
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} else if (callback) {
callback()
}
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}
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// MODAL PLUGIN DEFINITION
// =======================
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var old = $.fn.modal
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$.fn.modal = function (option, _relatedTarget) {
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return this.each(function () {
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var $this = $(this)
var data = $this.data('bs.modal')
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var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option)
if (!data) $this.data('bs.modal', (data = new Modal(this, options)))
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if (typeof option == 'string') data[option](_relatedTarget)
else if (options.show) data.show(_relatedTarget)
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})
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}
$.fn.modal.Constructor = Modal
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// MODAL NO CONFLICT
// =================
$.fn.modal.noConflict = function () {
$.fn.modal = old
return this
}
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// MODAL DATA-API
// ==============
$(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) {
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var $this = $(this)
var href = $this.attr('href')
var $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) //strip for ie7
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var option = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data())
if ($this.is('a')) e.preventDefault()
$target
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.modal(option, this)
.one('hide', function () {
$this.is(':visible') && $this.focus()
})
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})
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$(document)
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.on('show.bs.modal', '.modal', function () { $(document.body).addClass('modal-open') })
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.on('hidden.bs.modal', '.modal', function () { $(document.body).removeClass('modal-open') })
}(jQuery);