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/* ******************************
Modal
Author: Jack Lukic
Notes: First Commit May 14, 2012
Manages modal state and
stage dimming
****************************** */
;(function ( $, window, document, undefined ) {
$.fn.modal = function(parameters) {
var
$allModals = $(this),
$document = $(document),
settings = ( $.isPlainObject(parameters) )
? $.extend(true, {}, $.fn.modal.settings, parameters)
: $.fn.modal.settings,
selector = settings.selector,
className = settings.className,
namespace = settings.namespace,
error = settings.error,
eventNamespace = '.' + namespace,
moduleNamespace = 'module-' + namespace,
moduleSelector = $allModals.selector || '',
time = new Date().getTime(),
performance = [],
query = arguments[0],
methodInvoked = (typeof query == 'string'),
queryArguments = [].slice.call(arguments, 1),
invokedResponse
;
$allModals
.each(function() {
var
$modal = $(this),
$context = $(settings.context),
$otherModals = $allModals.not($modal),
$closeButton = $modal.find(selector.closeButton),
$dimmer,
element = this,
instance = $modal.data(moduleNamespace),
modal
;
modal = {
initialize: function() {
modal.verbose('Attaching events');
$closeButton
.on('click', modal.event.close)
;
modal.cache.sizes();
modal.verbose('Creating dimmer');
$context
.dimmer({
closable: settings.closable,
duration: settings.duration,
onShow: function() {
modal.add.keyboardShortcuts();
$.proxy(settings.onShow, this)();
},
onHide: function() {
if($modal.is(':visible')) {
$context.off('.dimmer');
modal.hide();
$.proxy(settings.onHide, this)();
}
modal.remove.keyboardShortcuts();
}
})
;
$dimmer = $context.children(selector.dimmer);
if( $modal.parent()[0] !== $dimmer[0] ) {
modal.debug('Moving element inside dimmer', $context);
$modal = $modal
.detach()
.appendTo($dimmer)
;
}
modal.instantiate();
},
instantiate: function() {
modal.verbose('Storing instance of modal');
instance = modal;
$modal
.data(moduleNamespace, instance)
;
},
destroy: function() {
modal.verbose('Destroying previous modal');
$modal
.off(eventNamespace)
;
},
event: {
close: function() {
modal.verbose('Close button pressed');
$context.dimmer('hide');
},
keyboard: function(event) {
var
keyCode = event.which,
escapeKey = 27
;
if(keyCode == escapeKey) {
modal.debug('Escape key pressed hiding modal');
$context.dimmer('hide');
event.preventDefault();
}
},
resize: function() {
modal.cache.sizes();
if( $modal.is(':visible') ) {
modal.set.type();
modal.set.position();
}
}
},
toggle: function() {
if( modal.is.active() ) {
modal.hide();
}
else {
modal.show();
}
},
show: function() {
modal.debug('Showing modal');
modal.set.type();
modal.set.position();
modal.hideAll();
if(settings.transition && $.fn.transition !== undefined) {
$modal
.transition(settings.transition + ' in', settings.duration, modal.set.active)
;
}
else {
$modal
.fadeIn(settings.duration, settings.easing, modal.set.active)
;
}
modal.debug('Triggering dimmer');
$context.dimmer('show');
},
hide: function() {
modal.debug('Hiding modal');
// remove keyboard detection
$document
.off('keyup.' + namespace)
;
if(settings.transition && $.fn.transition !== undefined) {
$modal
.transition(settings.transition + ' out', settings.duration, modal.remove.active)
;
}
else {
$modal
.fadeOut(settings.duration, settings.easing, modal.remove.active)
;
}
},
hideAll: function() {
$otherModals
.filter(':visible')
.modal('hide')
;
},
add: {
keyboardShortcuts: function() {
modal.verbose('Adding keyboard shortcuts');
$document
.on('keyup' + eventNamespace, modal.event.keyboard)
;
}
},
remove: {
active: function() {
$modal.removeClass(className.active);
},
keyboardShortcuts: function() {
modal.verbose('Removing keyboard shortcuts');
$document
.off('keyup' + eventNamespace)
;
}
},
cache: {
sizes: function() {
modal.cache = {
height : $modal.outerHeight() + settings.offset,
contextHeight : (settings.context == 'body')
? $(window).height()
: $context.height()
};
console.log($modal);
modal.debug('Caching modal and container sizes', modal.cache);
}
},
can: {
fit: function() {
return (modal.cache.height < modal.cache.contextHeight);
}
},
is: {
active: function() {
return $modal.hasClass(className.active);
}
},
set: {
active: function() {
$modal.addClass('active');
},
type: function() {
if(modal.can.fit()) {
modal.verbose('Modal fits on screen');
$modal.removeClass(className.scrolling);
}
else {
modal.verbose('Modal cannot fit on screen setting to scrolling');
$modal.addClass(className.scrolling);
}
},
position: function() {
modal.verbose('Centering modal on page', modal.cache.height / 2);
if(modal.can.fit()) {
$modal
.css({
marginTop: -(modal.cache.height / 2)
})
;
}
else {
$modal
.css({
top: $context.prop('scrollTop')
})
;
}
}
},
setting: function(name, value) {
if(value !== undefined) {
if( $.isPlainObject(name) ) {
$.extend(true, settings, name);
}
else {
settings[name] = value;
}
}
else {
return settings[name];
}
},
internal: function(name, value) {
if(value !== undefined) {
if( $.isPlainObject(name) ) {
$.extend(true, modal, name);
}
else {
modal[name] = value;
}
}
else {
return modal[name];
}
},
debug: function() {
if(settings.debug) {
if(settings.performance) {
modal.performance.log(arguments);
}
else {
modal.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
modal.debug.apply(console, arguments);
}
}
},
verbose: function() {
if(settings.verbose && settings.debug) {
if(settings.performance) {
modal.performance.log(arguments);
}
else {
modal.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
modal.verbose.apply(console, arguments);
}
}
},
error: function() {
modal.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
modal.error.apply(console, arguments);
},
performance: {
log: function(message) {
var
currentTime,
executionTime,
previousTime
;
if(settings.performance) {
currentTime = new Date().getTime();
previousTime = time || currentTime;
executionTime = currentTime - previousTime;
time = currentTime;
performance.push({
'Element' : element,
'Name' : message[0],
'Arguments' : [].slice.call(message, 1) || '',
'Execution Time' : executionTime
});
}
clearTimeout(modal.performance.timer);
modal.performance.timer = setTimeout(modal.performance.display, 100);
},
display: function() {
var
title = settings.name + ':',
totalTime = 0
;
time = false;
clearTimeout(modal.performance.timer);
$.each(performance, function(index, data) {
totalTime += data['Execution Time'];
});
title += ' ' + totalTime + 'ms';
if(moduleSelector) {
title += ' \'' + moduleSelector + '\'';
}
if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
console.groupCollapsed(title);
if(console.table) {
console.table(performance);
}
else {
$.each(performance, function(index, data) {
console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
});
}
console.groupEnd();
}
performance = [];
}
},
invoke: function(query, passedArguments, context) {
var
maxDepth,
found,
response
;
passedArguments = passedArguments || queryArguments;
context = element || context;
if(typeof query == 'string' && instance !== undefined) {
query = query.split(/[\. ]/);
maxDepth = query.length - 1;
$.each(query, function(depth, value) {
var camelCaseValue = (depth != maxDepth)
? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
: query
;
if( $.isPlainObject( instance[value] ) && (depth != maxDepth) ) {
instance = instance[value];
}
else if( $.isPlainObject( instance[camelCaseValue] ) && (depth != maxDepth) ) {
instance = instance[camelCaseValue];
}
else if( instance[value] !== undefined ) {
found = instance[value];
return false;
}
else if( instance[camelCaseValue] !== undefined ) {
found = instance[camelCaseValue];
return false;
}
else {
modal.error(error.method);
return false;
}
});
}
if ( $.isFunction( found ) ) {
response = found.apply(context, passedArguments);
}
else if(found !== undefined) {
response = found;
}
if($.isArray(invokedResponse)) {
invokedResponse.push(response);
}
else if(typeof invokedResponse == 'string') {
invokedResponse = [invokedResponse, response];
}
else if(response !== undefined) {
invokedResponse = response;
}
return found;
}
};
if(methodInvoked) {
if(instance === undefined) {
modal.initialize();
}
invokedResponse = modal.invoke(query);
}
else {
if(instance !== undefined) {
modal.destroy();
}
modal.initialize();
}
})
;
return (invokedResponse !== undefined)
? invokedResponse
: this
;
};
$.fn.modal.settings = {
name : 'Modal',
namespace : 'modal',
verbose : true,
debug : true,
performance : true,
offset : 0,
transition : 'scale',
duration : 500,
easing : 'easeOutExpo',
closable : true,
context : 'body',
onShow : function(){},
onHide : function(){},
selector : {
closeButton : '.close, .actions .button',
dimmer: '.ui.dimmer'
},
error : {
method : 'The method you called is not defined.'
},
className : {
scrolling : 'scrolling'
},
};
})( jQuery, window , document );