terriajs/lib/Core/closeWhenEscapeIsPressed.js

Geospatial data visualization platform.

'use strict';

var defined = require('terriajs-cesium/Source/Core/defined');

var closeWhenEscapeIsPressed = function(obj){
    var x = init.bind(obj);
    var key;
    function init (event) {
      key = event.which || event.keyCode;
      if(key === 27 && defined(obj)){
        obj.close();
        document.removeEventListener('keydown', x);
      }
    }
    document.addEventListener('keydown', x);
};

module.exports = closeWhenEscapeIsPressed;