@extjs/sencha-cmd-linux-32/dist/js/node_modules/fashion/src/Ready.js

Productivity and performance optimization tool for building applications with Sencha Ext JS and Sencha Touch.

"use strict";

class Ready {

    constructor() {
        this.blocks = 0;
        this.listeners = [];
    }

    block() {
        this.blocks++;
    }

    unblock() {
        if (this.blocks && !--this.blocks) {
            this.fireReady();
        }
    }

    fireReady() {
        for (var i = 0; i < this.listeners.length; i++) {
            var listener = this.listeners[i];
            listener();
            this.listeners[i] = null;
        }
        this.listeners = Fashion.filter(this.listeners, (l) => !!l);
    }

    onReady(callback) {
        if (!this.blocks) {
            callback();
        } else {
            this.listeners.push(callback);
        }
    }
}

module.exports = Ready;