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mirror of https://github.com/twbs/bootstrap.git synced 2024-11-29 11:24:18 +01:00
Bootstrap/js/bootstrap-modal.js
2011-09-10 18:26:37 -07:00

163 lines
3.8 KiB
JavaScript

(function( $ ){
/* CSS TRANSITION SUPPORT (https://gist.github.com/373874)
* ======================================================= */
var transitionEnd
$(function () {
$.support.transition = (function () {
var thisBody = document.body || document.documentElement
, thisStyle = thisBody.style
, support = thisStyle.transition !== undefined || thisStyle.WebkitTransition !== undefined || thisStyle.MozTransition !== undefined || thisStyle.MsTransition !== undefined || thisStyle.OTransition !== undefined
return support
})()
// set CSS transition event type
if ( $.support.transition ) {
transitionEnd = "TransitionEnd"
if ( $.browser.webkit ) {
transitionEnd = "webkitTransitionEnd"
} else if ( $.browser.mozilla ) {
transitionEnd = "transitionend"
} else if ( $.browser.opera ) {
transitionEnd = "oTransitionEnd"
}
}
})
/* MODAL PUBLIC CLASS DEFINITION
* ============================= */
var Modal = function ( content, options ) {
this.settings = $.extend({}, $.fn.modal.defaults)
if ( options ) {
$.extend( this.settings, options )
}
this.$element = $(content)
.bind('modal:show', $.proxy(this.show, this))
.bind('modal:hide', $.proxy(this.hide, this))
.bind('modal:toggle', $.proxy(this.toggle, this))
.delegate('.close', 'click', $.proxy(this.hide, this))
return this
}
Modal.prototype = {
toggle: function () {
return this[!this.isShown ? 'show' : 'hide']()
}
, show: function () {
var that = this
this.isShown = true
_.escape.call(this)
_.backdrop.call(this)
this.$element
.appendTo(document.body)
.show()
setTimeout(function () {
that.$element.addClass('in').trigger('modal:shown')
that.$backdrop && that.$backdrop.addClass('in')
}, 1)
return this
}
, hide: function (e) {
e && e.preventDefault()
var that = this
this.isShown = false
_.escape.call(this)
_.backdrop.call(this)
this.$element.removeClass('in')
function removeElement () {
that.$element
.detach()
.trigger('modal:hidden')
}
$.support.transition && this.$element.hasClass('fade') ?
this.$element.one(transitionEnd, removeElement) :
removeElement()
return this
}
}
/* MODAL PRIVATE METHODS
* ===================== */
var _ = {
backdrop: function () {
var that = this
, animate = this.$element.hasClass('fade') ? 'fade' : ''
if ( this.isShown && this.settings.backdrop ) {
this.$backdrop = $('<div class="modal-backdrop ' + animate + '" />')
.click($.proxy(this.hide, this))
.appendTo(document.body)
} else if ( !this.isShown && this.$backdrop ) {
this.$backdrop.removeClass('in')
function removeElement() {
that.$backdrop.remove()
that.$backdrop = null
}
$.support.transition && this.$element.hasClass('fade')?
this.$backdrop.one(transitionEnd, removeElement) :
removeElement()
}
}
, escape: function () {
var that = this
if ( this.isShown && this.settings.closeOnEscape ) {
$('body').bind('keyup.modal.escape', function ( e ) {
if ( e.which == 27 ) {
that.hide()
}
})
} else if ( !this.isShown ) {
$('body').unbind('keyup.modal.escape')
}
}
}
/* MODAL PLUGIN DEFINITION
* ======================= */
$.fn.modal = function ( options ) {
options = options || {}
return this.each(function () {
return new Modal(this, options)
})
}
$.fn.modal.Modal = Modal
$.fn.modal.defaults = {
backdrop: false
, hideOnEscape: false
}
})( jQuery || ender )