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Bootstrap/js/bootstrap-modal.js

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/* =========================================================
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* bootstrap-modal.js v3.0.0
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* http://twitter.github.com/bootstrap/javascript.html#modals
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* =========================================================
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* Copyright 2012 Twitter, Inc.
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ========================================================= */
!function ($) {
"use strict"; // jshint ;_;
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/* MODAL CLASS DEFINITION
* ====================== */
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var Modal = function (element, options) {
this.options = options
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this.$element = $(element)
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.delegate('[data-dismiss="modal"]', 'click.dismiss.modal', $.proxy(this.hide, this))
this.options.remote && this.$element.find('.modal-body').load(this.options.remote)
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}
Modal.prototype = {
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constructor: Modal
, toggle: function () {
return this[!this.isShown ? 'show' : 'hide']()
}
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, show: function () {
var that = this
, e = $.Event('show')
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this.$element.trigger(e)
if (this.isShown || e.isDefaultPrevented()) return
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this.isShown = true
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this.escape()
this.backdrop(function () {
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var transition = $.support.transition && that.$element.hasClass('fade')
if (!that.$element.parent().length) {
that.$element.appendTo(document.body) //don't move modals dom position
}
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that.$element.show()
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if (transition) {
that.$element[0].offsetWidth // force reflow
}
that.$element
.addClass('in')
.attr('aria-hidden', false)
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that.enforceFocus()
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transition ?
that.$element.one($.support.transition.end, function () { that.$element.focus().trigger('shown') }) :
that.$element.focus().trigger('shown')
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})
}
, hide: function (e) {
e && e.preventDefault()
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var that = this
e = $.Event('hide')
this.$element.trigger(e)
if (!this.isShown || e.isDefaultPrevented()) return
this.isShown = false
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this.escape()
$(document).off('focusin.modal')
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this.$element
.removeClass('in')
.attr('aria-hidden', true)
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$.support.transition && this.$element.hasClass('fade') ?
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this.hideWithTransition() :
this.hideModal()
}
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, enforceFocus: function () {
var that = this
$(document).on('focusin.modal', function (e) {
if (that.$element[0] !== e.target && !that.$element.has(e.target).length) {
that.$element.focus()
}
})
}
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, escape: function () {
var that = this
if (this.isShown && this.options.keyboard) {
this.$element.on('keyup.dismiss.modal', function ( e ) {
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e.which == 27 && that.hide()
})
} else if (!this.isShown) {
this.$element.off('keyup.dismiss.modal')
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}
}
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, hideWithTransition: function () {
var that = this
, timeout = setTimeout(function () {
that.$element.off($.support.transition.end)
that.hideModal()
}, 500)
this.$element.one($.support.transition.end, function () {
clearTimeout(timeout)
that.hideModal()
})
}
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, hideModal: function (that) {
this.$element
.hide()
.trigger('hidden')
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this.backdrop()
}
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, removeBackdrop: function () {
this.$backdrop.remove()
this.$backdrop = null
}
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, backdrop: function (callback) {
var that = this
, animate = this.$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 = $('<div class="modal-backdrop ' + animate + '" />')
.appendTo(document.body)
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this.$backdrop.click(
this.options.backdrop == 'static' ?
$.proxy(this.$element[0].focus, this.$element[0])
: $.proxy(this.hide, this)
)
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if (doAnimate) this.$backdrop[0].offsetWidth // force reflow
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this.$backdrop.addClass('in')
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doAnimate ?
this.$backdrop.one($.support.transition.end, callback) :
callback()
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} else if (!this.isShown && this.$backdrop) {
this.$backdrop.removeClass('in')
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$.support.transition && this.$element.hasClass('fade')?
this.$backdrop.one($.support.transition.end, $.proxy(this.removeBackdrop, this)) :
this.removeBackdrop()
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} else if (callback) {
callback()
}
}
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}
/* MODAL PLUGIN DEFINITION
* ======================= */
var old = $.fn.modal
$.fn.modal = function (option) {
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return this.each(function () {
var $this = $(this)
, data = $this.data('modal')
, options = $.extend({}, $.fn.modal.defaults, $this.data(), typeof option == 'object' && option)
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if (!data) $this.data('modal', (data = new Modal(this, options)))
if (typeof option == 'string') data[option]()
else if (options.show) data.show()
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})
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}
$.fn.modal.defaults = {
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backdrop: true
, keyboard: true
, show: true
}
$.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.modal.data-api', '[data-toggle="modal"]', function (e) {
var $this = $(this)
, href = $this.attr('href')
, $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) //strip for ie7
, option = $target.data('modal') ? 'toggle' : $.extend({ remote:!/#/.test(href) && href }, $target.data(), $this.data())
e.preventDefault()
$target
.modal(option)
.one('hide', function () {
$this.focus()
})
})
}(window.jQuery);