text: // Copyright (c) 2014 Intel Corp
  // Copyright (c) 2014 The Chromium Authors
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell co
  // pies of the Software, and to permit persons to whom the Software is furnished
  // to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM
  // PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNES
  // S FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
  // OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WH
  // ETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  
  var v8_util = process.binding('v8_util');
  
  function Shortcut(option) {
    if (typeof option != 'object')
      throw new TypeError('Invalid option.');
  
    if (!option.hasOwnProperty('key'))
      throw new TypeError("Shortcut requires 'key' to specify key combinations.");
  
    option.key = String(option.key);
    this.key = option.key;
  
    if (option.hasOwnProperty('active')) {
      if (typeof option.active != 'function')
        throw new TypeError("'active' must be a valid function.");
      else
        this.active = option.active;
    }
  
    if (option.hasOwnProperty('failed')) {
      if (typeof option.failed != 'function')
        throw new TypeError("'failed' must be a valid function.");
      else
        this.failed = option.failed;
    }
  
    v8_util.setHiddenValue(this, 'option', option);
    nw.allocateObject(this, option);
  }
  
  require('util').inherits(Shortcut, exports.Base);
  
  Shortcut.prototype.handleEvent = function(ev) {
    if (ev == 'active') {
      if (typeof this.active == 'function')
        this.active();
    } else if (ev == 'failed') {
      if (typeof this.failed == 'function')
        this.failed(arguments[1]);
    }
  
    // Emit generate event handler
    exports.Base.prototype.handleEvent.apply(this, arguments);
  }
  
  exports.Shortcut = Shortcut;
  