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/**
* radiobutton.js - radio button element for blessed
* Copyright (c) 2013-2015, Christopher Jeffrey and contributors (MIT License).
* https://github.com/chjj/blessed
*/
/**
* Modules
*/
var Node = require('./node');
var Checkbox = require('./checkbox');
/**
* RadioButton
*/
function RadioButton(options) {
var self = this;
if (!(this instanceof Node)) {
return new RadioButton(options);
}
options = options || {};
Checkbox.call(this, options);
this.on('check', function() {
var el = self;
while (el = el.parent) {
if (el.type === 'radio-set'
|| el.type === 'form') break;
}
el = el || self.parent;
el.forDescendants(function(el) {
if (el.type !== 'radio-button' || el === self) {
return;
}
el.uncheck();
});
});
}
RadioButton.prototype.__proto__ = Checkbox.prototype;
RadioButton.prototype.type = 'radio-button';
RadioButton.prototype.render = function() {
this.clearPos(true);
this.setContent('(' + (this.checked ? '*' : ' ') + ') ' + this.text, true);
return this._render();
};
RadioButton.prototype.toggle = RadioButton.prototype.check;
/**
* Expose
*/
module.exports = RadioButton;