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jquery.ultima.dialog.js
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jquery.ultima.dialog.js
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/* globals jQuery, UltimaDialog */
(function () {
'use strict';
if (!window.UltimaDialog) {
// BEGIN: check dependencies
if (jQuery === undefined) {
throw new Error('jQuery missing for UltimaDialog');
}
// feature detection
if (!jQuery.isPlainObject) {
throw new Error('jQuery 1.4+ required for UltimaDialog');
}
// END: check dependencies
window.UltimaDialog = function(options) {
// prevent skipping the constructor
if (!(this instanceof UltimaDialog)) {
return new UltimaDialog(options);
}
// private scope
this._ = {};
// closure reference
var self = this;
// cache global selectors
var jqWindow = jQuery(window);
var jqBody = jQuery('body');
if ((jqWindow.length === 0) || (jqBody.length === 0)) {
throw new Error('HTML document malformed');
}
// BEGIN: public properties
this.curtain = null;
this.window = null;
// BEGIN: options
this.options = {};
this.options.current = {};
this.options['default'] = {
animations: {
curtain: {
show: {
// effect used to show the curtain
effect: 'fadeIn',
// duration of the above effect
duration: 400
},
hide: {
// effect used to hide the curtain
// undefined: inherit value from show
effect: undefined,
// duration of the above effect
// undefined: inherit value from show
duration: undefined
},
// wait for curtain to be fully shown before progressing to the dialog window
deferProgression: false
},
window: {
show: {
// effect used to show the dialog window
effect: 'fadeIn',
// duration of the above effect
duration: 400
},
hide: {
// effect used to hide the dialog window
// undefined: inherit value from show
effect: undefined,
// duration of the above effect
// undefined: inherit value from show
duration: undefined
},
// wait for window to be fully hidden before progressing to the curtain
deferProgression: false,
reposition: {
// animation duration for repositioning the dialog
duration: 100
},
resize: {
// animation duration for resizing the dialog content
duration: 200,
// polling rate to watch for resize of the viewport
rate: 200
}
}
},
behavior: {
ajax: {
// cache ajax requests
cache: false
},
// click on the curtain will trigger closing of the dialog
closeOnCurtain: true,
// pressing the ESC key will trigger closing of the dialog
// this value will override the behavior of already opened dialogs (overrides global handler)
closeOnEscape: true,
// prepend an element that triggers closing of the dialog
closeOnWindow: true,
// disable scroll on body
// auto: disable on overflow only (avoids multiple scrollbars)
disableScrolling: 'auto',
// automatically limit the size of the dialog content to prevent overflow
preventOverflow: true,
// automatically assign submit handlers to every form element placed into the dialog content
trackSubmit: true,
// translate plain content automatically to the corresponding media (affects images only)
translateMedia: true,
// increment zIndex with each (overlapping) dialog
zIndexInc: true
},
css: {
loading: {
// class added to the loading notification
className: '',
// content to be placed within the loading notification
content: undefined,
// horizontal position of the loading notification, either in px or in %
x: '50%',
// vertical position of the loading notification, either in px or in %
y: '50%'
},
curtain: {
// CSS3 filter applied to the curtain, e.g. blur(4px), grayscale(100%)
applyFilter: undefined,
// class added to the curtain element
className: '',
// draw curtain with a (non-transparent) color
isVisible: true,
// z-index
zIndex: 9003
},
window: {
// class added to the window element
className: '',
// close control
close: {
// class added to the close control element
className: ''
},
// margin applied to the width of the viewport
hardMarginX: 0,
// margin applied to the height of the viewport
hardMarginY: 0,
// horizontal position of the window, either in px or in %
x: '50%',
// vertical position of the window, either in px or in %
y: '50%',
// z-index
zIndex: 9004
}
},
callbacks: {
// before opening
onOpening: undefined, // (UltimaDialog) : return false to interrupt
// after curtain is fully shown
onCurtainOpened: undefined, // (UltimaDialog)
// after window is fully shown
onWindowOpened: undefined, // (UltimaDialog)
// after content is known and ready to be placed
onContentReady: undefined, // (UltimaDialog, content) : return false to interrupt
// after content is fully shown
onContentVisible: undefined, // (UltimaDialog)
// after asynchronous request returned an expected result
onAsyncSuccess: undefined, // (UltimaDialog, response)
// after asynchronous request returned an unexpected result
onAsyncError: undefined, // (UltimaDialog, request)
// before submit within dialog is sent
onSubmit: undefined, // (UltimaDialog, data) : return false to interrupt
// before closing
onClosing: undefined, // (UltimaDialog) : return false to interrupt
// after curtain is fully hidden and removed
onCurtainClosed: undefined, // (UltimaDialog)
// after window is fully hidden and removed
onWindowClosed: undefined // (UltimaDialog)
}
};
// END: options
// END: public properties
// BEGIN: private properties
this._.properties = {
classNames: {
curtain: 'UltimaDialog-curtain',
window: {
frame: 'UltimaDialog-window',
content: 'UltimaDialog-window-content',
close: 'UltimaDialog-window-close'
}
},
// IE 9- doesn't consider border-box on min-width/min-height
simulateBorderBox: (window.atob === undefined),
// IE 9- doesn't consider a transparent background as layer
simulateTransparentBackground: (window.atob === undefined),
// CSS3 filter support start at IE 10+
supportsFilter: (window.atob !== undefined),
supportsMedia: (window.atob !== undefined)
};
// END: private properties
// BEGIN: public methods
this.show = function(content) {
// callback: on opening
if (jQuery.isFunction(this.options.current.callbacks.onOpening)) {
if (this.options.current.callbacks.onOpening(self) === false) {
return false;
}
}
// build elements
this.curtain = self._.methods.createCurtain();
this.window = self._.methods.createWindow(content);
// connect elements
this.curtain._.properties.window = this.window;
this.window._.properties.curtain = this.curtain;
// disable scrolling on body
if (this.options.current.behavior.disableScrolling === true) {
UltimaDialog._.methods.disableScrolling(jqBody);
}
// append elements to DOM
jqBody
.append(this.curtain.dom.element)
.append(this.window.dom.element)
;
// initialize size & position
this.window.relocate();
// wait for curtain to be fully opened before opening window
if (this.options.current.animations.curtain.deferProgression === true) {
// show curtain
this.curtain.show(function() {
// callback: on opening
if (jQuery.isFunction(self.options.current.callbacks.onCurtainOpened)) {
self.options.current.callbacks.onCurtainOpened(self);
}
// show window
self.window.show(self.window._.properties.isAjax);
if (self.window.dom.loading) {
// determine position within dialog
self.window.dom.loading.css(
self.window._.methods.calcInnerPosition(self.window.dom.loading)
);
}
});
// open curtain and window simultaneously
} else {
// show curtain
this.curtain.show(function() {
if (jQuery.isFunction(self.options.current.callbacks.onCurtainOpened)) {
self.options.current.callbacks.onCurtainOpened(self);
}
});
// show window
this.window.show(self.window._.properties.isAjax);
if (this.window.dom.loading) {
// determine position within dialog
this.window.dom.loading.css(
this.window._.methods.calcInnerPosition(this.window.dom.loading)
);
}
}
return true;
};
this.image = function(image, attr) {
// dialog
this.show({
media: 'image',
resource: image,
attributes: attr
});
return true;
};
this.video = function(url, attr) {
// dialog
this.show({
media: 'video',
resource: url,
attributes: attr
});
return true;
};
this.audio = function(url, attr) {
// dialog
this.show({
media: 'audio',
resource: url,
attributes: attr
});
return true;
};
jQuery.each([ 'get', 'post', 'put', 'delete' ], function(i, type) {
self[type] = function(url, data, ajaxSettings) {
// dialog
this.show({
method: type.toUpperCase(),
url: url,
data: data,
settings: ajaxSettings
});
return true;
};
});
this.iframe = function(url, attr) {
// dialog
this.show({
media: 'iframe',
resource: url,
attributes: attr
});
return true;
};
this.close = function(callback, duration) {
// function(callback)
// function(duration)
if (!jQuery.isFunction(callback)) {
duration = callback;
callback = undefined;
}
// re-enable scrolling on body
UltimaDialog._.methods.enableScrolling(jqBody);
// trigger close on window
if (this.window !== null) {
this.window.close(callback, duration);
return true;
}
return false;
};
// END: public methods
// BEGIN: private methods
this._.methods = {
createCurtain: function() {
var curtain = {
// BEGIN: public properties
dom: {
element: jQuery('<div></div>').hide()
},
// END: public properties
// BEGIN: public methods
// close curtain
close: function(callback, duration) {
// closure scope
var that = this;
if (typeof callback === 'number') {
duration = callback;
callback = undefined;
}
// remove filter
this._.methods.filterOff();
switch (self.options.current.animations.curtain.hide.effect) {
// case 'fadeIn':
default:
// close curtain
this.dom.element.stop(true, true).fadeOut(
( (duration === undefined) ? self.options.current.animations.curtain.hide.duration : duration ),
function() {
// completely remove the element from DOM
that.dom.element.remove();
// callback: on curtain closed (local)
if (jQuery.isFunction(callback)) {
callback(self);
}
// callback: on curtain closed (global)
if (jQuery.isFunction(self.options.current.callbacks.onCurtainClosed)) {
self.options.current.callbacks.onCurtainClosed(self);
}
}
);
break;
}
return true;
},
// show curtain
show: function(callback) {
// closure scope
var that = this;
switch (self.options.current.animations.curtain.show.effect) {
// case 'fadeIn':
default:
// show curtain
this.dom.element.fadeIn(
self.options.current.animations.curtain.show.duration,
function() {
// mark curtain as opened (now accepting events)
that.isOpened = true;
// callback: on curtain opened
if (jQuery.isFunction(callback)) {
callback(self);
}
}
);
break;
}
return true;
},
// END: public methods
_: {
// BEGIN: private properties
properties: {
isOpened: false,
window: undefined
},
// END: private properties
// BEGIN: private methods
methods: {
filterOn: function() {
if (self._.properties.supportsFilter === false) {
return false;
}
var filter = self.options.current.css.curtain.applyFilter;
if (typeof filter !== 'string') {
return false;
}
var buffer = jqBody.children(':not(script, style)');
jQuery.each(buffer, function(i, element) {
var e = jQuery(element);
if (
!e.hasClass(self._.properties.classNames.curtain) &&
!e.hasClass(self._.properties.classNames.window)
) {
e.css({
'-webkit-filter': filter,
'filter': filter
});
}
});
return true;
},
filterOff: function() {
if (self._.properties.supportsFilter === false) {
return false;
}
var filter = self.options.current.css.curtain.applyFilter;
if (typeof filter !== 'string') {
return false;
}
var buffer = jqBody.children(':not(script, style)');
jQuery.each(buffer, function(i, element) {
var e = jQuery(element);
if (
!e.hasClass(self._.properties.classNames.curtain) &&
!e.hasClass(self._.properties.classNames.window)
) {
e.css({
'-webkit-filter': '',
'filter': ''
});
}
});
return true;
}
}
// END: private methods
}
};
// BEGIN: build element
// BEGIN: appearance
// class
curtain.dom.element.addClass(self._.properties.classNames.curtain);
curtain.dom.element.addClass(self.options.current.css.curtain.className);
// BEGIN: inline CSS
var cssAttr = {};
if (!self.options.current.css.curtain.className) {
cssAttr.backgroundColor = '#000000';
cssAttr.opacity = 0.67;
}
jQuery.extend(true, cssAttr, self.options.current.css.curtain);
jQuery.extend(true, cssAttr, {
bottom: 0,
height: '100%',
left: 0,
position: 'fixed',
right: 0,
top: 0,
width: '100%',
zIndex: (self.options.current.css.curtain.zIndex + (self.options.current.behavior.zIndexInc ? UltimaDialog.collection.length : 0 ))
});
if (self.options.current.css.curtain.isVisible === false) {
cssAttr.background = ( self._.properties.simulateTransparentBackground ? 'url(data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)' : 'transparent' );
}
// style
curtain.dom.element.css(cssAttr);
// END: inline CSS
// END: appearance
// apply filter
curtain._.methods.filterOn();
// BEGIN: events
// on click
curtain.dom.element.click(function() {
// closing on curtain even allowed
if (self.options.current.behavior.closeOnCurtain !== true) {
return; // do not consume the event
}
// prevent premature close (click on curtain before the curtain is even shown)
if (!curtain.isOpened) {
return; // do not consume the event
}
// re-enable scrolling on body
if (self.options.current.behavior.disableScrolling !== false) {
UltimaDialog._.methods.enableScrolling(jqBody);
}
// close curtain
curtain._.properties.window.close();
});
// END: events
// END: build element
return curtain;
},
createWindow: function(content, shadow) {
var window = {
dom: {
element: jQuery('<div></div>').hide(),
content: jQuery('<div></div>').css('opacity', 0.00),
loading: undefined,
closeButton: undefined
},
// BEGIN: private methods
_: {
properties: {
curtain: undefined,
isAjax: false,
url: undefined
},
methods: {
// attach submit handler on every form found in the current dialog content
attachSubmitTracking: function() {
if (shadow) {
return false;
}
var forms = window.dom.content.find('form');
// add submit handler to all forms
forms.submit(function(event) {
event.preventDefault();
return UltimaDialog._.methods.submit(this);
});
return true;
},
// returns the position of the dialog window according to the position options and the current browser viewport
calcPosition: function(width, height) {
var result = {};
// width
if (width === undefined) {
width = window.dom.element.outerWidth();
}
// height
if (height === undefined) {
height = window.dom.element.outerHeight();
}
// x
if (/^[0-9]{1,3}%$/.test(self.options.current.css.window.x)) {
result.left = (((self.options.current.css.window.x.replace('%', '') * jqWindow.width()) / 100) - (width / 2));
} else {
result.left = self.options.current.css.window.x;
}
if (result.left < 0) {
result.left = 0;
}
// y
if (/^[0-9]{1,3}%$/.test(self.options.current.css.window.y)) {
result.top = (((self.options.current.css.window.y.replace('%', '') * jqWindow.height()) / 100) - (height / 2));
} else {
result.top = self.options.current.css.window.y;
}
if (result.top < 0) {
result.top = 0;
}
return result;
},
calcInnerPosition: function(element) {
var result = {};
// x
if (/^[0-9]{1,3}%$/.test(self.options.current.css.loading.x)) {
result.marginLeft = (((self.options.current.css.loading.x.replace('%', '') * window.dom.content.width()) / 100) - (element.width() / 2));
} else {
result.marginLeft = self.options.current.css.loading.x;
}
if (result.marginLeft < 0) {
result.marginLeft = 0;
}
// y
if (/^[0-9]{1,3}%$/.test(self.options.current.css.loading.y)) {
var vPadding = 0;
// since height is based on the dialog frame, consider padding
var outerPadding = window._.methods.getPadding(window.dom.element);
vPadding += (outerPadding.bottom + outerPadding.top);
var innerPadding = window._.methods.getPadding(window.dom.content);
vPadding += (innerPadding.bottom + innerPadding.top);
result.marginTop = (((self.options.current.css.loading.y.replace('%', '') * (window.dom.element.innerHeight() - vPadding)) / 100) - (element.height() / 2));
} else {
result.marginTop = self.options.current.css.loading.y;
}
if (result.marginTop < 0) {
result.marginTop = 0;
}
return result;
},
calcSize: function(content) {
var element = self._.methods.createWindow(content, true).dom.element;
// consider the whole viewport
element.css({
display: 'none',
left: 0,
top: 0
});
jqBody.append(element);
// BEGIN: determine computed size
var result = {
width: element.outerWidth(),
height: element.outerHeight()
};
if (self._.properties.simulateBorderBox) {
var padding = window._.methods.getPadding(element);
result.width -= (padding.left + padding.right);
result.height -= (padding.bottom + padding.top);
}
// END: determine computed size
element.remove();
// BEGIN: cap result
var widthCap = jqWindow.width();
widthCap -= self.options.current.css.window.hardMarginX;
var heightCap = jqWindow.height();
heightCap -= self.options.current.css.window.hardMarginY;
if (result.width > widthCap) {
result.width = widthCap;
}
if (result.height > heightCap) {
result.height = heightCap;
}
// END: cap result
return result;
},
getPadding: function(element) {
var result = {
bottom: parseInt(element.css('padding-bottom'), 10),
left: parseInt(element.css('padding-left'), 10),
right: parseInt(element.css('padding-right'), 10),
top: parseInt(element.css('padding-top'), 10)
};
result = {
bottom: ( isNaN(result.bottom) ? 0 : result.bottom ),
left: ( isNaN(result.left) ? 0 : result.left ),
right: ( isNaN(result.right) ? 0 : result.right ),
top: ( isNaN(result.top) ? 0 : result.top )
};
return result;
},
rememberSize: function(element) {
var size = {
width: element.outerWidth(),
height: element.outerHeight()
};
// padding is included unless BorderBox is not supported
if (self._.properties.simulateBorderBox) {
var padding = window._.methods.getPadding(element);
size.width -= (padding.left + padding.right);
size.height -= (padding.bottom + padding.top);
}
element.css({
'min-height': size.height,
'min-width': size.width
});
return true;
},
setLoading: function() {