osx-mouse/index.js

Mouse tracking for OS X

var events = require('events')
var bindings = require('bindings')
var Mouse = bindings('addon').Mouse

module.exports = function () {
  var that = new events.EventEmitter()
  var mouse = null

  that.once('newListener', function () {
    mouse = new Mouse(function (type, x, y) {
      that.emit(type, x, y)
    })
  })

  that.ref = function () {
    if (mouse) mouse.ref()
  }

  that.unref = function () {
    if (mouse) mouse.unref()
  }

  that.destroy = function () {
    if (mouse) mouse.destroy()
    mouse = null
  }

  return that
}