Sha256: 3e27b5038965ccf4e44a06cb2c9639ab71bc4606d556969bc2ad043c195d3efd
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Size: 1.55 KB
Versions: 47
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Stored size: 1.55 KB
Contents
/**
* Observer - Observe formelements for changes
*
* - Additional code from clientside.cnet.com
*
* @version 1.1
*
* @license MIT-style license
* @author Harald Kirschner <mail [at] digitarald.de>
* @copyright Author
*/
var Observer = new Class({
Implements: [Options, Events],
options: {
periodical: false,
delay: 1000
},
initialize: function(el, onFired, options){
this.element = $(el) || $$(el);
this.addEvent('onFired', onFired);
this.setOptions(options);
this.bound = this.changed.bind(this);
this.resume();
},
changed: function() {
var value = this.element.get('value');
if ($equals(this.value, value)) return;
this.clear();
this.value = value;
this.timeout = this.onFired.delay(this.options.delay, this);
},
setValue: function(value) {
this.value = value;
this.element.set('value', value);
return this.clear();
},
onFired: function() {
this.fireEvent('onFired', [this.value, this.element]);
},
clear: function() {
$clear(this.timeout || null);
return this;
},
pause: function(){
if (this.timer) $clear(this.timer);
else this.element.removeEvent('keyup', this.bound);
return this.clear();
},
resume: function(){
this.value = this.element.get('value');
if (this.options.periodical) this.timer = this.changed.periodical(this.options.periodical, this);
else this.element.addEvent('keyup', this.bound);
return this;
}
});
var $equals = function(obj1, obj2) {
return (obj1 == obj2 || JSON.encode(obj1) == JSON.encode(obj2));
};
Version data entries
47 entries across 16 versions & 1 rubygems