gerd
11/8/2016 - 1:59 PM

Class.js

/*
 * Provides namespace support for javascript files which helps segregate the javascript code similar to java packages
 *  Simple JavaScript Inheritance
 * By John Resig http://ejohn.org/
 * MIT Licensed.
 * @class Class
 */
// Inspired by base2 and Prototype
//include jQuery first.
jQuery.namespace = function() {
    var a=arguments, o=null, i, j, d;
    for (i=0; i<a.length; i=i+1) {
        d=a[i].split(".");
        o=window;
        for (j=0; j<d.length; j=j+1) {
            o[d[j]]=o[d[j]] || {};
            o=o[d[j]];
        }
    }
    return o;
};
(function(){
  var initializing = false, fnTest = /xyz/.test(function(){
	  xyz;
	  }) ? /\b_super\b/ : /.*/;
  // The base Class implementation (does nothing)
  this.Class = function(){};
  // Create a new Class that inherits from this class
  Class.extend = function(prop) {
    var _super = this.prototype;
    // Instantiate a base class (but only create the instance,
    // don't run the init constructor)
    initializing = true;
    var prototype = new this();
    initializing = false;
    // Copy the properties over onto the new prototype
    for (var name in prop) {
      // Check if we're overwriting an existing function
      prototype[name] = typeof prop[name] == "function" &&
        typeof _super[name] == "function" && fnTest.test(prop[name]) ?
        (function(name, fn){
          return function() {
            var tmp = this._super;
            // Add a new ._super() method that is the same method
            // but on the super-class
            this._super = _super[name];
            // The method only need to be bound temporarily, so we
            // remove it when we're done executing
            var ret = fn.apply(this, arguments);
            this._super = tmp;
            return ret;
          };
        })(name, prop[name]) :
        prop[name];
    }
    // The dummy class constructor
    function Class() {
      // All construction is actually done in the init method
      if ( !initializing && this.init ){
        this.init.apply(this, arguments);
      }
    }
    // Populate our constructed prototype object
    Class.prototype = prototype;
    // Enforce the constructor to be what we expect
    Class.constructor = Class;
    // And make this class extendable
    Class.extend = arguments.callee;
    return Class;
  };
})();