bindable.js

// Generated by CoffeeScript 1.3.3

utensils.Bindable = (function() {

  function Bindable(context, dataKey) {
    if (context == null) {
      context = $('body');
    }
    this.dataKey = dataKey != null ? dataKey : 'bindable';
    this.bindables = $("[data-" + this.dataKey + "]", context);
    this.instanceKey = "" + this.dataKey + "-instance";
  }

  Bindable.prototype.bindAll = function() {
    var el, _i, _len, _ref;
    _ref = this.bindables;
    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
      el = _ref[_i];
      this.bind(el);
    }
    return this;
  };

  Bindable.prototype.getRefs = function() {
    var bindable, _i, _len, _ref, _results;
    _ref = this.bindables;
    _results = [];
    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
      bindable = _ref[_i];
      _results.push($(bindable).data(this.instanceKey));
    }
    return _results;
  };

  Bindable.prototype.dispose = function() {
    var bindable, instance, _i, _len, _ref;
    _ref = this.bindables;
    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
      bindable = _ref[_i];
      bindable = $(bindable);
      if (instance = bindable.data(this.instanceKey)) {
        if (typeof (instance != null ? instance.release : void 0) === 'function') {
          instance.release();
        }
        if (typeof (instance != null ? instance.dispose : void 0) === 'function') {
          instance.dispose();
        }
        bindable.data(this.instanceKey, null);
      }
    }
    delete this.bindables;
    this.bindables = [];
    return this;
  };

  Bindable.prototype.release = function() {
    return this.dispose();
  };

  Bindable.prototype.bind = function(el, dataKey) {
    var key, _class;
    if (dataKey == null) {
      dataKey = this.dataKey;
    }
    el = $(el);
    key = el.data(dataKey);
    if (_class = this.constructor.getClass(key)) {
      if (!el.data(this.instanceKey)) {
        return el.data(this.instanceKey, new _class(el));
      }
    } else {
      return typeof console !== "undefined" && console !== null ? console.error("Bindable for key: " + key + " not found in Bindable.registry for instance", el) : void 0;
    }
  };

  Bindable.getClass = function(key) {
    var _ref;
    return (_ref = this.registry[key]) != null ? _ref["class"] : void 0;
  };

  Bindable.register = function(key, klass) {
    var _ref;
    if ((_ref = this.registry) == null) {
      this.registry = {};
    }
    this.registry[key] = {
      "class": klass
    };
    return null;
  };

  return Bindable;

})();