809 lines
25 KiB
JavaScript
809 lines
25 KiB
JavaScript
/*!
|
|
* # Semantic UI 2.1.7 - Checkbox
|
|
* http://github.com/semantic-org/semantic-ui/
|
|
*
|
|
*
|
|
* Copyright 2015 Contributors
|
|
* Released under the MIT license
|
|
* http://opensource.org/licenses/MIT
|
|
*
|
|
*/
|
|
|
|
;(function ( $, window, document, undefined ) {
|
|
|
|
"use strict";
|
|
|
|
$.fn.checkbox = function(parameters) {
|
|
var
|
|
$allModules = $(this),
|
|
moduleSelector = $allModules.selector || '',
|
|
|
|
time = new Date().getTime(),
|
|
performance = [],
|
|
|
|
query = arguments[0],
|
|
methodInvoked = (typeof query == 'string'),
|
|
queryArguments = [].slice.call(arguments, 1),
|
|
returnedValue
|
|
;
|
|
|
|
$allModules
|
|
.each(function() {
|
|
var
|
|
settings = $.extend(true, {}, $.fn.checkbox.settings, parameters),
|
|
|
|
className = settings.className,
|
|
namespace = settings.namespace,
|
|
selector = settings.selector,
|
|
error = settings.error,
|
|
|
|
eventNamespace = '.' + namespace,
|
|
moduleNamespace = 'module-' + namespace,
|
|
|
|
$module = $(this),
|
|
$label = $(this).children(selector.label),
|
|
$input = $(this).children(selector.input),
|
|
input = $input[0],
|
|
|
|
initialLoad = false,
|
|
shortcutPressed = false,
|
|
instance = $module.data(moduleNamespace),
|
|
|
|
observer,
|
|
element = this,
|
|
module
|
|
;
|
|
|
|
module = {
|
|
|
|
initialize: function() {
|
|
module.verbose('Initializing checkbox', settings);
|
|
|
|
module.create.label();
|
|
module.bind.events();
|
|
|
|
module.set.tabbable();
|
|
module.hide.input();
|
|
|
|
module.observeChanges();
|
|
module.instantiate();
|
|
module.setup();
|
|
},
|
|
|
|
instantiate: function() {
|
|
module.verbose('Storing instance of module', module);
|
|
instance = module;
|
|
$module
|
|
.data(moduleNamespace, module)
|
|
;
|
|
},
|
|
|
|
destroy: function() {
|
|
module.verbose('Destroying module');
|
|
module.unbind.events();
|
|
module.show.input();
|
|
$module.removeData(moduleNamespace);
|
|
},
|
|
|
|
fix: {
|
|
reference: function() {
|
|
if( $module.is(selector.input) ) {
|
|
module.debug('Behavior called on <input> adjusting invoked element');
|
|
$module = $module.closest(selector.checkbox);
|
|
module.refresh();
|
|
}
|
|
}
|
|
},
|
|
|
|
setup: function() {
|
|
module.set.initialLoad();
|
|
if( module.is.indeterminate() ) {
|
|
module.debug('Initial value is indeterminate');
|
|
module.indeterminate();
|
|
}
|
|
else if( module.is.checked() ) {
|
|
module.debug('Initial value is checked');
|
|
module.check();
|
|
}
|
|
else {
|
|
module.debug('Initial value is unchecked');
|
|
module.uncheck();
|
|
}
|
|
module.remove.initialLoad();
|
|
},
|
|
|
|
refresh: function() {
|
|
$label = $module.children(selector.label);
|
|
$input = $module.children(selector.input);
|
|
input = $input[0];
|
|
},
|
|
|
|
hide: {
|
|
input: function() {
|
|
module.verbose('Modfying <input> z-index to be unselectable');
|
|
$input.addClass(className.hidden);
|
|
}
|
|
},
|
|
show: {
|
|
input: function() {
|
|
module.verbose('Modfying <input> z-index to be selectable');
|
|
$input.removeClass(className.hidden);
|
|
}
|
|
},
|
|
|
|
observeChanges: function() {
|
|
if('MutationObserver' in window) {
|
|
observer = new MutationObserver(function(mutations) {
|
|
module.debug('DOM tree modified, updating selector cache');
|
|
module.refresh();
|
|
});
|
|
observer.observe(element, {
|
|
childList : true,
|
|
subtree : true
|
|
});
|
|
module.debug('Setting up mutation observer', observer);
|
|
}
|
|
},
|
|
|
|
attachEvents: function(selector, event) {
|
|
var
|
|
$element = $(selector)
|
|
;
|
|
event = $.isFunction(module[event])
|
|
? module[event]
|
|
: module.toggle
|
|
;
|
|
if($element.length > 0) {
|
|
module.debug('Attaching checkbox events to element', selector, event);
|
|
$element
|
|
.on('click' + eventNamespace, event)
|
|
;
|
|
}
|
|
else {
|
|
module.error(error.notFound);
|
|
}
|
|
},
|
|
|
|
event: {
|
|
click: function(event) {
|
|
var
|
|
$target = $(event.target)
|
|
;
|
|
if( $target.is(selector.input) ) {
|
|
module.verbose('Using default check action on initialized checkbox');
|
|
return;
|
|
}
|
|
if( $target.is(selector.link) ) {
|
|
module.debug('Clicking link inside checkbox, skipping toggle');
|
|
return;
|
|
}
|
|
module.toggle();
|
|
$input.focus();
|
|
event.preventDefault();
|
|
},
|
|
keydown: function(event) {
|
|
var
|
|
key = event.which,
|
|
keyCode = {
|
|
enter : 13,
|
|
space : 32,
|
|
escape : 27
|
|
}
|
|
;
|
|
if(key == keyCode.escape) {
|
|
module.verbose('Escape key pressed blurring field');
|
|
$input.blur();
|
|
shortcutPressed = true;
|
|
}
|
|
else if(!event.ctrlKey && ( key == keyCode.space || key == keyCode.enter) ) {
|
|
module.verbose('Enter/space key pressed, toggling checkbox');
|
|
module.toggle();
|
|
shortcutPressed = true;
|
|
}
|
|
else {
|
|
shortcutPressed = false;
|
|
}
|
|
},
|
|
keyup: function(event) {
|
|
if(shortcutPressed) {
|
|
event.preventDefault();
|
|
}
|
|
}
|
|
},
|
|
|
|
check: function() {
|
|
if( !module.should.allowCheck() ) {
|
|
return;
|
|
}
|
|
module.debug('Checking checkbox', $input);
|
|
module.set.checked();
|
|
if( !module.should.ignoreCallbacks() ) {
|
|
settings.onChecked.call(input);
|
|
settings.onChange.call(input);
|
|
}
|
|
},
|
|
|
|
uncheck: function() {
|
|
if( !module.should.allowUncheck() ) {
|
|
return;
|
|
}
|
|
module.debug('Unchecking checkbox');
|
|
module.set.unchecked();
|
|
if( !module.should.ignoreCallbacks() ) {
|
|
settings.onUnchecked.call(input);
|
|
settings.onChange.call(input);
|
|
}
|
|
},
|
|
|
|
indeterminate: function() {
|
|
if( module.should.allowIndeterminate() ) {
|
|
module.debug('Checkbox is already indeterminate');
|
|
return;
|
|
}
|
|
module.debug('Making checkbox indeterminate');
|
|
module.set.indeterminate();
|
|
if( !module.should.ignoreCallbacks() ) {
|
|
settings.onIndeterminate.call(input);
|
|
settings.onChange.call(input);
|
|
}
|
|
},
|
|
|
|
determinate: function() {
|
|
if( module.should.allowDeterminate() ) {
|
|
module.debug('Checkbox is already determinate');
|
|
return;
|
|
}
|
|
module.debug('Making checkbox determinate');
|
|
module.set.determinate();
|
|
if( !module.should.ignoreCallbacks() ) {
|
|
settings.onDeterminate.call(input);
|
|
settings.onChange.call(input);
|
|
}
|
|
},
|
|
|
|
enable: function() {
|
|
if( module.is.enabled() ) {
|
|
module.debug('Checkbox is already enabled');
|
|
return;
|
|
}
|
|
module.debug('Enabling checkbox');
|
|
module.set.enabled();
|
|
settings.onEnabled.call(input);
|
|
},
|
|
|
|
disable: function() {
|
|
if( module.is.disabled() ) {
|
|
module.debug('Checkbox is already disabled');
|
|
return;
|
|
}
|
|
module.debug('Disabling checkbox');
|
|
module.set.disabled();
|
|
settings.onDisabled.call(input);
|
|
},
|
|
|
|
get: {
|
|
radios: function() {
|
|
var
|
|
name = module.get.name()
|
|
;
|
|
return $('input[name="' + name + '"]').closest(selector.checkbox);
|
|
},
|
|
otherRadios: function() {
|
|
return module.get.radios().not($module);
|
|
},
|
|
name: function() {
|
|
return $input.attr('name');
|
|
}
|
|
},
|
|
|
|
is: {
|
|
initialLoad: function() {
|
|
return initialLoad;
|
|
},
|
|
radio: function() {
|
|
return ($input.hasClass(className.radio) || $input.attr('type') == 'radio');
|
|
},
|
|
indeterminate: function() {
|
|
return $input.prop('indeterminate') !== undefined && $input.prop('indeterminate');
|
|
},
|
|
checked: function() {
|
|
return $input.prop('checked') !== undefined && $input.prop('checked');
|
|
},
|
|
disabled: function() {
|
|
return $input.prop('disabled') !== undefined && $input.prop('disabled');
|
|
},
|
|
enabled: function() {
|
|
return !module.is.disabled();
|
|
},
|
|
determinate: function() {
|
|
return !module.is.indeterminate();
|
|
},
|
|
unchecked: function() {
|
|
return !module.is.checked();
|
|
}
|
|
},
|
|
|
|
should: {
|
|
allowCheck: function() {
|
|
if(module.is.determinate() && module.is.checked() && !module.should.forceCallbacks() ) {
|
|
module.debug('Should not allow check, checkbox is already checked');
|
|
return false;
|
|
}
|
|
if(settings.beforeChecked.apply(input) === false) {
|
|
module.debug('Should not allow check, beforeChecked cancelled');
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
allowUncheck: function() {
|
|
if(module.is.determinate() && module.is.unchecked() && !module.should.forceCallbacks() ) {
|
|
module.debug('Should not allow uncheck, checkbox is already unchecked');
|
|
return false;
|
|
}
|
|
if(settings.beforeUnchecked.apply(input) === false) {
|
|
module.debug('Should not allow uncheck, beforeUnchecked cancelled');
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
allowIndeterminate: function() {
|
|
if(module.is.indeterminate() && !module.should.forceCallbacks() ) {
|
|
module.debug('Should not allow indeterminate, checkbox is already indeterminate');
|
|
return false;
|
|
}
|
|
if(settings.beforeIndeterminate.apply(input) === false) {
|
|
module.debug('Should not allow indeterminate, beforeIndeterminate cancelled');
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
allowDeterminate: function() {
|
|
if(module.is.determinate() && !module.should.forceCallbacks() ) {
|
|
module.debug('Should not allow determinate, checkbox is already determinate');
|
|
return false;
|
|
}
|
|
if(settings.beforeDeterminate.apply(input) === false) {
|
|
module.debug('Should not allow determinate, beforeDeterminate cancelled');
|
|
return false;
|
|
}
|
|
return true;
|
|
},
|
|
forceCallbacks: function() {
|
|
return (module.is.initialLoad() && settings.fireOnInit);
|
|
},
|
|
ignoreCallbacks: function() {
|
|
return (initialLoad && !settings.fireOnInit);
|
|
}
|
|
},
|
|
|
|
can: {
|
|
change: function() {
|
|
return !( $module.hasClass(className.disabled) || $module.hasClass(className.readOnly) || $input.prop('disabled') || $input.prop('readonly') );
|
|
},
|
|
uncheck: function() {
|
|
return (typeof settings.uncheckable === 'boolean')
|
|
? settings.uncheckable
|
|
: !module.is.radio()
|
|
;
|
|
}
|
|
},
|
|
|
|
set: {
|
|
initialLoad: function() {
|
|
initialLoad = true;
|
|
},
|
|
checked: function() {
|
|
module.verbose('Setting class to checked');
|
|
$module
|
|
.removeClass(className.indeterminate)
|
|
.addClass(className.checked)
|
|
;
|
|
if( module.is.radio() ) {
|
|
module.uncheckOthers();
|
|
}
|
|
if(!module.is.indeterminate() && module.is.checked()) {
|
|
module.debug('Input is already checked, skipping input property change');
|
|
return;
|
|
}
|
|
module.verbose('Setting state to checked', input);
|
|
$input
|
|
.prop('indeterminate', false)
|
|
.prop('checked', true)
|
|
;
|
|
module.trigger.change();
|
|
},
|
|
unchecked: function() {
|
|
module.verbose('Removing checked class');
|
|
$module
|
|
.removeClass(className.indeterminate)
|
|
.removeClass(className.checked)
|
|
;
|
|
if(!module.is.indeterminate() && module.is.unchecked() ) {
|
|
module.debug('Input is already unchecked');
|
|
return;
|
|
}
|
|
module.debug('Setting state to unchecked');
|
|
$input
|
|
.prop('indeterminate', false)
|
|
.prop('checked', false)
|
|
;
|
|
module.trigger.change();
|
|
},
|
|
indeterminate: function() {
|
|
module.verbose('Setting class to indeterminate');
|
|
$module
|
|
.addClass(className.indeterminate)
|
|
;
|
|
if( module.is.indeterminate() ) {
|
|
module.debug('Input is already indeterminate, skipping input property change');
|
|
return;
|
|
}
|
|
module.debug('Setting state to indeterminate');
|
|
$input
|
|
.prop('indeterminate', true)
|
|
;
|
|
module.trigger.change();
|
|
},
|
|
determinate: function() {
|
|
module.verbose('Removing indeterminate class');
|
|
$module
|
|
.removeClass(className.indeterminate)
|
|
;
|
|
if( module.is.determinate() ) {
|
|
module.debug('Input is already determinate, skipping input property change');
|
|
return;
|
|
}
|
|
module.debug('Setting state to determinate');
|
|
$input
|
|
.prop('indeterminate', false)
|
|
;
|
|
},
|
|
disabled: function() {
|
|
module.verbose('Setting class to disabled');
|
|
$module
|
|
.addClass(className.disabled)
|
|
;
|
|
if( module.is.disabled() ) {
|
|
module.debug('Input is already disabled, skipping input property change');
|
|
return;
|
|
}
|
|
module.debug('Setting state to disabled');
|
|
$input
|
|
.prop('disabled', 'disabled')
|
|
;
|
|
module.trigger.change();
|
|
},
|
|
enabled: function() {
|
|
module.verbose('Removing disabled class');
|
|
$module.removeClass(className.disabled);
|
|
if( module.is.enabled() ) {
|
|
module.debug('Input is already enabled, skipping input property change');
|
|
return;
|
|
}
|
|
module.debug('Setting state to enabled');
|
|
$input
|
|
.prop('disabled', false)
|
|
;
|
|
module.trigger.change();
|
|
},
|
|
tabbable: function() {
|
|
module.verbose('Adding tabindex to checkbox');
|
|
if( $input.attr('tabindex') === undefined) {
|
|
$input.attr('tabindex', 0);
|
|
}
|
|
}
|
|
},
|
|
|
|
remove: {
|
|
initialLoad: function() {
|
|
initialLoad = false;
|
|
}
|
|
},
|
|
|
|
trigger: {
|
|
change: function() {
|
|
var
|
|
events = document.createEvent('HTMLEvents'),
|
|
inputElement = $input[0]
|
|
;
|
|
if(inputElement) {
|
|
module.verbose('Triggering native change event');
|
|
events.initEvent('change', true, false);
|
|
inputElement.dispatchEvent(events);
|
|
}
|
|
}
|
|
},
|
|
|
|
|
|
create: {
|
|
label: function() {
|
|
if($input.prevAll(selector.label).length > 0) {
|
|
$input.prev(selector.label).detach().insertAfter($input);
|
|
module.debug('Moving existing label', $label);
|
|
}
|
|
else if( !module.has.label() ) {
|
|
$label = $('<label>').insertAfter($input);
|
|
module.debug('Creating label', $label);
|
|
}
|
|
}
|
|
},
|
|
|
|
has: {
|
|
label: function() {
|
|
return ($label.length > 0);
|
|
}
|
|
},
|
|
|
|
bind: {
|
|
events: function() {
|
|
module.verbose('Attaching checkbox events');
|
|
$module
|
|
.on('click' + eventNamespace, module.event.click)
|
|
.on('keydown' + eventNamespace, selector.input, module.event.keydown)
|
|
.on('keyup' + eventNamespace, selector.input, module.event.keyup)
|
|
;
|
|
}
|
|
},
|
|
|
|
unbind: {
|
|
events: function() {
|
|
module.debug('Removing events');
|
|
$module
|
|
.off(eventNamespace)
|
|
;
|
|
}
|
|
},
|
|
|
|
uncheckOthers: function() {
|
|
var
|
|
$radios = module.get.otherRadios()
|
|
;
|
|
module.debug('Unchecking other radios', $radios);
|
|
$radios.removeClass(className.checked);
|
|
},
|
|
|
|
toggle: function() {
|
|
if( !module.can.change() ) {
|
|
if(!module.is.radio()) {
|
|
module.debug('Checkbox is read-only or disabled, ignoring toggle');
|
|
}
|
|
return;
|
|
}
|
|
if( module.is.indeterminate() || module.is.unchecked() ) {
|
|
module.debug('Currently unchecked');
|
|
module.check();
|
|
}
|
|
else if( module.is.checked() && module.can.uncheck() ) {
|
|
module.debug('Currently checked');
|
|
module.uncheck();
|
|
}
|
|
},
|
|
setting: function(name, value) {
|
|
module.debug('Changing setting', name, value);
|
|
if( $.isPlainObject(name) ) {
|
|
$.extend(true, settings, name);
|
|
}
|
|
else if(value !== undefined) {
|
|
settings[name] = value;
|
|
}
|
|
else {
|
|
return settings[name];
|
|
}
|
|
},
|
|
internal: function(name, value) {
|
|
if( $.isPlainObject(name) ) {
|
|
$.extend(true, module, name);
|
|
}
|
|
else if(value !== undefined) {
|
|
module[name] = value;
|
|
}
|
|
else {
|
|
return module[name];
|
|
}
|
|
},
|
|
debug: function() {
|
|
if(settings.debug) {
|
|
if(settings.performance) {
|
|
module.performance.log(arguments);
|
|
}
|
|
else {
|
|
module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
|
|
module.debug.apply(console, arguments);
|
|
}
|
|
}
|
|
},
|
|
verbose: function() {
|
|
if(settings.verbose && settings.debug) {
|
|
if(settings.performance) {
|
|
module.performance.log(arguments);
|
|
}
|
|
else {
|
|
module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
|
|
module.verbose.apply(console, arguments);
|
|
}
|
|
}
|
|
},
|
|
error: function() {
|
|
module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
|
|
module.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({
|
|
'Name' : message[0],
|
|
'Arguments' : [].slice.call(message, 1) || '',
|
|
'Element' : element,
|
|
'Execution Time' : executionTime
|
|
});
|
|
}
|
|
clearTimeout(module.performance.timer);
|
|
module.performance.timer = setTimeout(module.performance.display, 500);
|
|
},
|
|
display: function() {
|
|
var
|
|
title = settings.name + ':',
|
|
totalTime = 0
|
|
;
|
|
time = false;
|
|
clearTimeout(module.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
|
|
object = instance,
|
|
maxDepth,
|
|
found,
|
|
response
|
|
;
|
|
passedArguments = passedArguments || queryArguments;
|
|
context = element || context;
|
|
if(typeof query == 'string' && object !== 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( object[camelCaseValue] ) && (depth != maxDepth) ) {
|
|
object = object[camelCaseValue];
|
|
}
|
|
else if( object[camelCaseValue] !== undefined ) {
|
|
found = object[camelCaseValue];
|
|
return false;
|
|
}
|
|
else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
|
|
object = object[value];
|
|
}
|
|
else if( object[value] !== undefined ) {
|
|
found = object[value];
|
|
return false;
|
|
}
|
|
else {
|
|
module.error(error.method, query);
|
|
return false;
|
|
}
|
|
});
|
|
}
|
|
if ( $.isFunction( found ) ) {
|
|
response = found.apply(context, passedArguments);
|
|
}
|
|
else if(found !== undefined) {
|
|
response = found;
|
|
}
|
|
if($.isArray(returnedValue)) {
|
|
returnedValue.push(response);
|
|
}
|
|
else if(returnedValue !== undefined) {
|
|
returnedValue = [returnedValue, response];
|
|
}
|
|
else if(response !== undefined) {
|
|
returnedValue = response;
|
|
}
|
|
return found;
|
|
}
|
|
};
|
|
|
|
if(methodInvoked) {
|
|
if(instance === undefined) {
|
|
module.initialize();
|
|
}
|
|
module.invoke(query);
|
|
}
|
|
else {
|
|
if(instance !== undefined) {
|
|
instance.invoke('destroy');
|
|
}
|
|
module.initialize();
|
|
}
|
|
})
|
|
;
|
|
|
|
return (returnedValue !== undefined)
|
|
? returnedValue
|
|
: this
|
|
;
|
|
};
|
|
|
|
$.fn.checkbox.settings = {
|
|
|
|
name : 'Checkbox',
|
|
namespace : 'checkbox',
|
|
|
|
debug : false,
|
|
verbose : true,
|
|
performance : true,
|
|
|
|
// delegated event context
|
|
uncheckable : 'auto',
|
|
fireOnInit : false,
|
|
|
|
onChange : function(){},
|
|
|
|
beforeChecked : function(){},
|
|
beforeUnchecked : function(){},
|
|
beforeDeterminate : function(){},
|
|
beforeIndeterminate : function(){},
|
|
|
|
onChecked : function(){},
|
|
onUnchecked : function(){},
|
|
|
|
onDeterminate : function() {},
|
|
onIndeterminate : function() {},
|
|
|
|
onEnable : function(){},
|
|
onDisable : function(){},
|
|
|
|
className : {
|
|
checked : 'checked',
|
|
indeterminate : 'indeterminate',
|
|
disabled : 'disabled',
|
|
hidden : 'hidden',
|
|
radio : 'radio',
|
|
readOnly : 'read-only'
|
|
},
|
|
|
|
error : {
|
|
method : 'The method you called is not defined'
|
|
},
|
|
|
|
selector : {
|
|
checkbox : '.ui.checkbox',
|
|
label : 'label, .box',
|
|
input : 'input[type="checkbox"], input[type="radio"]',
|
|
link : 'a[href]'
|
|
}
|
|
|
|
};
|
|
|
|
})( jQuery, window, document );
|