507 lines
14 KiB
JavaScript
Vendored
507 lines
14 KiB
JavaScript
Vendored
/*!
|
|
* iCheck v1.0.1, http://git.io/arlzeA
|
|
* =================================
|
|
* Powerful jQuery and Zepto plugin for checkboxes and radio buttons customization
|
|
*
|
|
* (c) 2013 Damir Sultanov, http://fronteed.com
|
|
* MIT Licensed
|
|
*/
|
|
|
|
(function($) {
|
|
|
|
// Cached vars
|
|
var _iCheck = 'iCheck',
|
|
_iCheckHelper = _iCheck + '-helper',
|
|
_checkbox = 'checkbox',
|
|
_radio = 'radio',
|
|
_checked = 'checked',
|
|
_unchecked = 'un' + _checked,
|
|
_disabled = 'disabled',
|
|
_determinate = 'determinate',
|
|
_indeterminate = 'in' + _determinate,
|
|
_update = 'update',
|
|
_type = 'type',
|
|
_click = 'click',
|
|
_touch = 'touchbegin.i touchend.i',
|
|
_add = 'addClass',
|
|
_remove = 'removeClass',
|
|
_callback = 'trigger',
|
|
_label = 'label',
|
|
_cursor = 'cursor',
|
|
_mobile = /ipad|iphone|ipod|android|blackberry|windows phone|opera mini|silk/i.test(navigator.userAgent);
|
|
|
|
// Plugin init
|
|
$.fn[_iCheck] = function(options, fire) {
|
|
|
|
// Walker
|
|
var handle = 'input[type="' + _checkbox + '"], input[type="' + _radio + '"]',
|
|
stack = $(),
|
|
walker = function(object) {
|
|
object.each(function() {
|
|
var self = $(this);
|
|
|
|
if (self.is(handle)) {
|
|
stack = stack.add(self);
|
|
} else {
|
|
stack = stack.add(self.find(handle));
|
|
};
|
|
});
|
|
};
|
|
|
|
// Check if we should operate with some method
|
|
if (/^(check|uncheck|toggle|indeterminate|determinate|disable|enable|update|destroy)$/i.test(options)) {
|
|
|
|
// Normalize method's name
|
|
options = options.toLowerCase();
|
|
|
|
// Find checkboxes and radio buttons
|
|
walker(this);
|
|
|
|
return stack.each(function() {
|
|
var self = $(this);
|
|
|
|
if (options == 'destroy') {
|
|
tidy(self, 'ifDestroyed');
|
|
} else {
|
|
operate(self, true, options);
|
|
};
|
|
|
|
// Fire method's callback
|
|
if ($.isFunction(fire)) {
|
|
fire();
|
|
};
|
|
});
|
|
|
|
// Customization
|
|
} else if (typeof options == 'object' || !options) {
|
|
|
|
// Check if any options were passed
|
|
var settings = $.extend({
|
|
checkedClass: _checked,
|
|
disabledClass: _disabled,
|
|
indeterminateClass: _indeterminate,
|
|
labelHover: true,
|
|
aria: false
|
|
}, options),
|
|
|
|
selector = settings.handle,
|
|
hoverClass = settings.hoverClass || 'hover',
|
|
focusClass = settings.focusClass || 'focus',
|
|
activeClass = settings.activeClass || 'active',
|
|
labelHover = !!settings.labelHover,
|
|
labelHoverClass = settings.labelHoverClass || 'hover',
|
|
|
|
// Setup clickable area
|
|
area = ('' + settings.increaseArea).replace('%', '') | 0;
|
|
|
|
// Selector limit
|
|
if (selector == _checkbox || selector == _radio) {
|
|
handle = 'input[type="' + selector + '"]';
|
|
};
|
|
|
|
// Clickable area limit
|
|
if (area < -50) {
|
|
area = -50;
|
|
};
|
|
|
|
// Walk around the selector
|
|
walker(this);
|
|
|
|
return stack.each(function() {
|
|
var self = $(this);
|
|
|
|
// If already customized
|
|
tidy(self);
|
|
|
|
var node = this,
|
|
id = node.id,
|
|
|
|
// Layer styles
|
|
offset = -area + '%',
|
|
size = 100 + (area * 2) + '%',
|
|
layer = {
|
|
position: 'absolute',
|
|
top: offset,
|
|
left: offset,
|
|
display: 'block',
|
|
width: size,
|
|
height: size,
|
|
margin: 0,
|
|
padding: 0,
|
|
background: '#fff',
|
|
border: 0,
|
|
opacity: 0
|
|
},
|
|
|
|
// Choose how to hide input
|
|
hide = _mobile ? {
|
|
position: 'absolute',
|
|
visibility: 'hidden'
|
|
} : area ? layer : {
|
|
position: 'absolute',
|
|
opacity: 0
|
|
},
|
|
|
|
// Get proper class
|
|
className = node[_type] == _checkbox ? settings.checkboxClass || 'i' + _checkbox : settings.radioClass || 'i' + _radio,
|
|
|
|
// Find assigned labels
|
|
label = $(_label + '[for="' + id + '"]').add(self.closest(_label)),
|
|
|
|
// Check ARIA option
|
|
aria = !!settings.aria,
|
|
|
|
// Set ARIA placeholder
|
|
ariaID = _iCheck + '-' + Math.random().toString(36).replace('0.', ''),
|
|
|
|
// Parent & helper
|
|
parent = '<div class="' + className + '" ' + (aria ? 'role="' + node[_type] + '" ' : ''),
|
|
helper;
|
|
|
|
// Set ARIA "labelledby"
|
|
if (label.length && aria) {
|
|
label.each(function() {
|
|
parent += 'aria-labelledby="';
|
|
|
|
if (this.id) {
|
|
parent += this.id;
|
|
} else {
|
|
this.id = ariaID;
|
|
parent += ariaID;
|
|
}
|
|
|
|
parent += '"';
|
|
});
|
|
};
|
|
|
|
// Wrap input
|
|
parent = self.wrap(parent + '/>')[_callback]('ifCreated').parent().append(settings.insert);
|
|
|
|
// Layer addition
|
|
helper = $('<ins class="' + _iCheckHelper + '"/>').css(layer).appendTo(parent);
|
|
|
|
// Finalize customization
|
|
self.data(_iCheck, {o: settings, s: self.attr('style')}).css(hide);
|
|
!!settings.inheritClass && parent[_add](node.className || '');
|
|
!!settings.inheritID && id && parent.attr('id', _iCheck + '-' + id);
|
|
parent.css('position') == 'static' && parent.css('position', 'relative');
|
|
operate(self, true, _update);
|
|
|
|
// Label events
|
|
if (label.length) {
|
|
label.on(_click + '.i mouseover.i mouseout.i ' + _touch, function(event) {
|
|
var type = event[_type],
|
|
item = $(this);
|
|
|
|
// Do nothing if input is disabled
|
|
if (!node[_disabled]) {
|
|
|
|
// Click
|
|
if (type == _click) {
|
|
if ($(event.target).is('a')) {
|
|
return;
|
|
}
|
|
operate(self, false, true);
|
|
|
|
// Hover state
|
|
} else if (labelHover) {
|
|
|
|
// mouseout|touchend
|
|
if (/ut|nd/.test(type)) {
|
|
parent[_remove](hoverClass);
|
|
item[_remove](labelHoverClass);
|
|
} else {
|
|
parent[_add](hoverClass);
|
|
item[_add](labelHoverClass);
|
|
};
|
|
};
|
|
|
|
if (_mobile) {
|
|
event.stopPropagation();
|
|
} else {
|
|
return false;
|
|
};
|
|
};
|
|
});
|
|
};
|
|
|
|
// Input events
|
|
self.on(_click + '.i focus.i blur.i keyup.i keydown.i keypress.i', function(event) {
|
|
var type = event[_type],
|
|
key = event.keyCode;
|
|
|
|
// Click
|
|
if (type == _click) {
|
|
return false;
|
|
|
|
// Keydown
|
|
} else if (type == 'keydown' && key == 32) {
|
|
if (!(node[_type] == _radio && node[_checked])) {
|
|
if (node[_checked]) {
|
|
off(self, _checked);
|
|
} else {
|
|
on(self, _checked);
|
|
};
|
|
};
|
|
|
|
return false;
|
|
|
|
// Keyup
|
|
} else if (type == 'keyup' && node[_type] == _radio) {
|
|
!node[_checked] && on(self, _checked);
|
|
|
|
// Focus/blur
|
|
} else if (/us|ur/.test(type)) {
|
|
parent[type == 'blur' ? _remove : _add](focusClass);
|
|
};
|
|
});
|
|
|
|
// Helper events
|
|
helper.on(_click + ' mousedown mouseup mouseover mouseout ' + _touch, function(event) {
|
|
var type = event[_type],
|
|
|
|
// mousedown|mouseup
|
|
toggle = /wn|up/.test(type) ? activeClass : hoverClass;
|
|
|
|
// Do nothing if input is disabled
|
|
if (!node[_disabled]) {
|
|
|
|
// Click
|
|
if (type == _click) {
|
|
operate(self, false, true);
|
|
|
|
// Active and hover states
|
|
} else {
|
|
|
|
// State is on
|
|
if (/wn|er|in/.test(type)) {
|
|
|
|
// mousedown|mouseover|touchbegin
|
|
parent[_add](toggle);
|
|
|
|
// State is off
|
|
} else {
|
|
parent[_remove](toggle + ' ' + activeClass);
|
|
};
|
|
|
|
// Label hover
|
|
if (label.length && labelHover && toggle == hoverClass) {
|
|
|
|
// mouseout|touchend
|
|
label[/ut|nd/.test(type) ? _remove : _add](labelHoverClass);
|
|
};
|
|
};
|
|
|
|
if (_mobile) {
|
|
event.stopPropagation();
|
|
} else {
|
|
return false;
|
|
};
|
|
};
|
|
});
|
|
});
|
|
} else {
|
|
return this;
|
|
};
|
|
};
|
|
|
|
// Do something with inputs
|
|
function operate(input, direct, method) {
|
|
var node = input[0],
|
|
state = /er/.test(method) ? _indeterminate : /bl/.test(method) ? _disabled : _checked,
|
|
active = method == _update ? {
|
|
checked: node[_checked],
|
|
disabled: node[_disabled],
|
|
indeterminate: input.attr(_indeterminate) == 'true' || input.attr(_determinate) == 'false'
|
|
} : node[state];
|
|
|
|
// Check, disable or indeterminate
|
|
if (/^(ch|di|in)/.test(method) && !active) {
|
|
on(input, state);
|
|
|
|
// Uncheck, enable or determinate
|
|
} else if (/^(un|en|de)/.test(method) && active) {
|
|
off(input, state);
|
|
|
|
// Update
|
|
} else if (method == _update) {
|
|
|
|
// Handle states
|
|
for (var state in active) {
|
|
if (active[state]) {
|
|
on(input, state, true);
|
|
} else {
|
|
off(input, state, true);
|
|
};
|
|
};
|
|
|
|
} else if (!direct || method == 'toggle') {
|
|
|
|
// Helper or label was clicked
|
|
if (!direct) {
|
|
input[_callback]('ifClicked');
|
|
};
|
|
|
|
// Toggle checked state
|
|
if (active) {
|
|
if (node[_type] !== _radio) {
|
|
off(input, state);
|
|
};
|
|
} else {
|
|
on(input, state);
|
|
};
|
|
};
|
|
};
|
|
|
|
// Add checked, disabled or indeterminate state
|
|
function on(input, state, keep) {
|
|
var node = input[0],
|
|
parent = input.parent(),
|
|
checked = state == _checked,
|
|
indeterminate = state == _indeterminate,
|
|
disabled = state == _disabled,
|
|
callback = indeterminate ? _determinate : checked ? _unchecked : 'enabled',
|
|
regular = option(input, callback + capitalize(node[_type])),
|
|
specific = option(input, state + capitalize(node[_type]));
|
|
|
|
// Prevent unnecessary actions
|
|
if (node[state] !== true) {
|
|
|
|
// Toggle assigned radio buttons
|
|
if (!keep && state == _checked && node[_type] == _radio && node.name) {
|
|
var form = input.closest('form'),
|
|
inputs = 'input[name="' + node.name + '"]';
|
|
|
|
inputs = form.length ? form.find(inputs) : $(inputs);
|
|
|
|
inputs.each(function() {
|
|
if (this !== node && $(this).data(_iCheck)) {
|
|
off($(this), state);
|
|
};
|
|
});
|
|
};
|
|
|
|
// Indeterminate state
|
|
if (indeterminate) {
|
|
|
|
// Add indeterminate state
|
|
node[state] = true;
|
|
|
|
// Remove checked state
|
|
if (node[_checked]) {
|
|
off(input, _checked, 'force');
|
|
};
|
|
|
|
// Checked or disabled state
|
|
} else {
|
|
|
|
// Add checked or disabled state
|
|
if (!keep) {
|
|
node[state] = true;
|
|
};
|
|
|
|
// Remove indeterminate state
|
|
if (checked && node[_indeterminate]) {
|
|
off(input, _indeterminate, false);
|
|
};
|
|
};
|
|
|
|
// Trigger callbacks
|
|
callbacks(input, checked, state, keep);
|
|
};
|
|
|
|
// Add proper cursor
|
|
if (node[_disabled] && !!option(input, _cursor, true)) {
|
|
parent.find('.' + _iCheckHelper).css(_cursor, 'default');
|
|
};
|
|
|
|
// Add state class
|
|
parent[_add](specific || option(input, state) || '');
|
|
|
|
// Set ARIA attribute
|
|
disabled ? parent.attr('aria-disabled', 'true') : parent.attr('aria-checked', indeterminate ? 'mixed' : 'true');
|
|
|
|
// Remove regular state class
|
|
parent[_remove](regular || option(input, callback) || '');
|
|
};
|
|
|
|
// Remove checked, disabled or indeterminate state
|
|
function off(input, state, keep) {
|
|
var node = input[0],
|
|
parent = input.parent(),
|
|
checked = state == _checked,
|
|
indeterminate = state == _indeterminate,
|
|
disabled = state == _disabled,
|
|
callback = indeterminate ? _determinate : checked ? _unchecked : 'enabled',
|
|
regular = option(input, callback + capitalize(node[_type])),
|
|
specific = option(input, state + capitalize(node[_type]));
|
|
|
|
// Prevent unnecessary actions
|
|
if (node[state] !== false) {
|
|
|
|
// Toggle state
|
|
if (indeterminate || !keep || keep == 'force') {
|
|
node[state] = false;
|
|
};
|
|
|
|
// Trigger callbacks
|
|
callbacks(input, checked, callback, keep);
|
|
};
|
|
|
|
// Add proper cursor
|
|
if (!node[_disabled] && !!option(input, _cursor, true)) {
|
|
parent.find('.' + _iCheckHelper).css(_cursor, 'pointer');
|
|
};
|
|
|
|
// Remove state class
|
|
parent[_remove](specific || option(input, state) || '');
|
|
|
|
// Set ARIA attribute
|
|
disabled ? parent.attr('aria-disabled', 'false') : parent.attr('aria-checked', 'false');
|
|
|
|
// Add regular state class
|
|
parent[_add](regular || option(input, callback) || '');
|
|
};
|
|
|
|
// Remove all traces
|
|
function tidy(input, callback) {
|
|
if (input.data(_iCheck)) {
|
|
|
|
// Remove everything except input
|
|
input.parent().html(input.attr('style', input.data(_iCheck).s || ''));
|
|
|
|
// Callback
|
|
if (callback) {
|
|
input[_callback](callback);
|
|
};
|
|
|
|
// Unbind events
|
|
input.off('.i').unwrap();
|
|
$(_label + '[for="' + input[0].id + '"]').add(input.closest(_label)).off('.i');
|
|
};
|
|
};
|
|
|
|
// Get some option
|
|
function option(input, state, regular) {
|
|
if (input.data(_iCheck)) {
|
|
return input.data(_iCheck).o[state + (regular ? '' : 'Class')];
|
|
};
|
|
};
|
|
|
|
// Capitalize some string
|
|
function capitalize(string) {
|
|
return string.charAt(0).toUpperCase() + string.slice(1);
|
|
};
|
|
|
|
// Executable handlers
|
|
function callbacks(input, checked, callback, keep) {
|
|
if (!keep) {
|
|
if (checked) {
|
|
input[_callback]('ifToggled');
|
|
};
|
|
|
|
input[_callback]('ifChanged')[_callback]('if' + capitalize(callback));
|
|
};
|
|
};
|
|
})(window.jQuery || window.Zepto);
|