kclass

组件继承和事件机制

(function() {
    var Person = Kclass.extend({
        init: function (options) {
            console.log('initPerson');
        },
        call: function () {
            console.log('call');
        }
    });
    var Son = Person.extend({
        init: function (options) {
            this.supr(options);
            console.log('initSon');
        }
    });
    var Daughter = Person.extend({
        init: function (options) {
            this.supr(options);
            console.log('initDaughter');
        }
    });
    var Tom = new Son();  // console.log initPerson initSon
    var Lili = new Daughter(); // console.log initPerson initDaughter

    Tom.on('init', function () {
        console.log('initTom');
    });
    Lili.once('init', function () {
        console.log('initLili');
    });
    Tom.emit('init'); // console.log initTom
    Lili.emit('init'); // console.log  initLili
    Lili.emit('init'); // console.log nothing
    Tom.off('init'); //
    Tom.emit('init'); // console.log nothing
    console.log(Lili instanceof Person);//true
    console.log(Lili instanceof Daughter);//true
    console.log(Tom instanceof Person);//true
    console.log(Tom instanceof Son);//true
}());