discourse/vendor/assets/javascripts/bootstrap-modal.js

218 lines
5.5 KiB
JavaScript

/* =========================================================
* bootstrap-modal.js v2.0.3
* http://twitter.github.com/bootstrap/javascript.html#modals
* =========================================================
* Copyright 2012 Twitter, Inc.
*
* 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 ($) {
"use strict"; // jshint ;_;
/* MODAL CLASS DEFINITION
* ====================== */
var Modal = function (content, options) {
this.options = options
this.$element = $(content)
.delegate('[data-dismiss="modal"]', 'click.dismiss.modal', $.proxy(this.hide, this))
}
Modal.prototype = {
constructor: Modal
, toggle: function () {
return this[!this.isShown ? 'show' : 'hide']()
}
, show: function () {
var that = this
, e = $.Event('show')
this.$element.trigger(e)
if (this.isShown || e.isDefaultPrevented()) return
$('body').addClass('modal-open')
this.isShown = true
escape.call(this)
backdrop.call(this, function () {
var transition = $.support.transition && that.$element.hasClass('fade')
if (!that.$element.parent().length) {
that.$element.appendTo(document.body) //don't move modals dom position
}
that.$element
.show()
if (transition) {
that.$element[0].offsetWidth // force reflow
}
that.$element.addClass('in')
transition ?
that.$element.one($.support.transition.end, function () { that.$element.trigger('shown') }) :
that.$element.trigger('shown')
})
}
, hide: function (e) {
e && e.preventDefault()
var that = this
e = $.Event('hide')
this.$element.trigger(e)
if (!this.isShown || e.isDefaultPrevented()) return
this.isShown = false
$('body').removeClass('modal-open')
escape.call(this)
this.$element.removeClass('in')
$.support.transition && this.$element.hasClass('fade') ?
hideWithTransition.call(this) :
hideModal.call(this)
}
}
/* MODAL PRIVATE METHODS
* ===================== */
function hideWithTransition() {
var that = this
, timeout = setTimeout(function () {
that.$element.off($.support.transition.end)
hideModal.call(that)
}, 500)
this.$element.one($.support.transition.end, function () {
clearTimeout(timeout)
hideModal.call(that)
})
}
function hideModal(that) {
this.$element
.hide()
.trigger('hidden')
backdrop.call(this)
}
function backdrop(callback) {
var that = this
, animate = this.$element.hasClass('fade') ? 'fade' : ''
if (this.isShown && this.options.backdrop) {
var doAnimate = $.support.transition && animate
this.$backdrop = $('<div class="modal-backdrop ' + animate + '" />')
.appendTo(document.body)
if (this.options.backdrop != 'static') {
this.$backdrop.click($.proxy(this.hide, this))
}
if (doAnimate) this.$backdrop[0].offsetWidth // force reflow
this.$backdrop.addClass('in')
doAnimate ?
this.$backdrop.one($.support.transition.end, callback) :
callback()
} else if (!this.isShown && this.$backdrop) {
this.$backdrop.removeClass('in')
$.support.transition && this.$element.hasClass('fade')?
this.$backdrop.one($.support.transition.end, $.proxy(removeBackdrop, this)) :
removeBackdrop.call(this)
} else if (callback) {
callback()
}
}
function removeBackdrop() {
this.$backdrop.remove()
this.$backdrop = null
}
function escape() {
var that = this
if (this.isShown && this.options.keyboard) {
$(document).on('keyup.dismiss.modal', function ( e ) {
e.which == 27 && that.hide()
})
} else if (!this.isShown) {
$(document).off('keyup.dismiss.modal')
}
}
/* MODAL PLUGIN DEFINITION
* ======================= */
$.fn.modal = function (option) {
return this.each(function () {
var $this = $(this)
, data = $this.data('modal')
, options = $.extend({}, $.fn.modal.defaults, $this.data(), typeof option == 'object' && option)
if (!data) $this.data('modal', (data = new Modal(this, options)))
if (typeof option == 'string') data[option]()
else if (options.show) data.show()
})
}
$.fn.modal.defaults = {
backdrop: true
, keyboard: true
, show: true
}
$.fn.modal.Constructor = Modal
/* MODAL DATA-API
* ============== */
$(function () {
$('body').on('click.modal.data-api', '[data-toggle="modal"]', function ( e ) {
var $this = $(this), href
, $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
, option = $target.data('modal') ? 'toggle' : $.extend({}, $target.data(), $this.data())
e.preventDefault()
$target.modal(option)
})
})
}(window.jQuery);