https://www.restart.rs/catalog/view/theme/default/javascript/d_visual_designer/core/component.js

1function vd_component(tag) {
2    tag.mixin({store:d_visual_designer});
3    
4    tag.state = {
5        top: !_.isNull(tag.parent) ? tag.parent.getState().top : tag,
6        level: !_.isNull(tag.parent) ? tag.parent.getState().level: null,
7        opts: JSON.parse(JSON.stringify(tag.opts))
8    };
9
10    tag.state_updated = false;
11    tag.state_always_update = !_.isUndefined(arguments[1])? !arguments[1] : false;
12
13    tag.shouldUpdate = function(data, nextOpts) {
14        return (!_.isEqual(nextOpts, tag.getState('opts')) || tag.state_updated || this.state_always_update);
15    };
16
17    this.controlDisable = function() {
18        this.state_always_update = true;
19    };
20
21    tag.on('update', function(){
22        tag.setState('opts', JSON.parse(JSON.stringify(tag.opts)));
23    });
24
25    tag.on('updated', function(){
26        tag.state_updated = false;
27    });
28
29    tag.initState = function(data) {
30        tag.setState(data);
31        tag.state_updated = false;
32    };
33
34    tag.getState = function() {
35        if(!_.isUndefined(arguments[0])){
36            return !_.isUndefined(tag.state[arguments[0]]) ? tag.state[arguments[0]] : null;
37        } else {
38            return tag.state;
39        }
40    };
41
42    tag.setState = function(){
43        if(_.isObject(arguments[0])){
44            for(var key in arguments[0]){
45                tag.state[key] = arguments[0][key];
46            }
47        } else {
48            tag.state[arguments[0]] = arguments[1];
49        }
50
51        tag.state_updated = true;
52    };
53}