We will create this application with NW.js. As you may remember from Chapter 1, Creating a File Explorer with NW.js - Planning, Designing, and Development and Chapter 2, Creating a File Explorer with NW.js – Enhancement and Delivery, NW.js looks up the manifest file for the start page link and application window meta information:
./package.json
{ 
  "name": "screen-capturer", 
  "version": "1.0.0", 
  "description": "Screen Capturer", 
  "main": "index.html",   
  "chromium-args": "--mixed-context", 
  "window": { 
    "show": true, 
    "frame": false, 
    "width": 580, 
    "height": 320, 
    "min_width": 450, 
    "min_height": 320, 
    "position": "center...