oxjs/source/Ox.UI/js/Form/Checkbox.js

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'use strict';
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/*@
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Ox.Checkbox <f> Checkbox Element
([options[, self]]) -> <o:Ox.Element> Checkbox Element
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change <!> triggered when value changes
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options <o> Options object
disabled <b> if true, checkbox is disabled
group <b> if true, checkbox is part of a group
label <s> Label (on the left side)
labelWidth <n|64> Label width
title <s> Title (on the right side)
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value <b> if true, checkbox is checked
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width <n> width in px
self <o> Shared private variable
@*/
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Ox.Checkbox = function(options, self) {
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self = self || {};
var that = Ox.Element({}, self)
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.defaults({
disabled: false,
group: false,
label: '',
labelWidth: 64,
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overlap: 'none',
title: '',
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value: false,
width: options && (options.label || options.title) ? 'auto' : 16
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})
.options(options || {})
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.update({
disabled: function() {
var disabled = self.options.disabled;
that.attr({disabled: disabled});
self.$button.options({disabled: disabled});
self.$title && self.$title.options({disabled: disabled});
},
title: function() {
self.$title.options({title: self.options.title});
},
value: function() {
self.$button.toggle();
},
width: function() {
that.css({width: self.options.width + 'px'});
self.$title && self.$title.options({width: getTitleWidth()});
}
})
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.addClass('OxCheckbox' + (
self.options.overlap == 'none'
? '' : ' OxOverlap' + Ox.toTitleCase(self.options.overlap)
))
.attr({
disabled: self.options.disabled
});
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if (self.options.title) {
self.options.width != 'auto' && that.css({
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width: self.options.width + 'px'
});
self.$title = Ox.Label({
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disabled: self.options.disabled,
id: self.options.id + 'Label',
overlap: 'left',
title: self.options.title,
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width: getTitleWidth()
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})
.css({float: 'right'})
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.click(clickTitle)
.appendTo(that);
}
if (self.options.label) {
self.$label = Ox.Label({
overlap: 'right',
textAlign: 'right',
title: self.options.label,
width: self.options.labelWidth
})
.css({float: 'left'})
.appendTo(that);
}
self.$button = Ox.Button({
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disabled: self.options.disabled,
id: self.options.id + 'Button',
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type: 'image',
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value: self.options.value ? 'check' : 'none',
values: ['none', 'check']
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})
.addClass('OxCheckbox')
.bindEvent({
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change: clickButton
})
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.appendTo(that);
function clickButton() {
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self.options.value = !self.options.value;
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that.triggerEvent('change', {
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value: self.options.value
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});
}
function clickTitle() {
!self.options.disabled && self.$button.trigger('click');
}
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function getTitleWidth() {
return self.options.width - 16
- !!self.options.label * self.options.labelWidth;
}
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return that;
};