// ==UserScript==
// @name           GM_registerMenuCommand() accelerator tester
// @namespace      http://arantius.com/misc/greasemonkey/
// @description    A flexible test script for examining if/how GM_rmc's accelerator keys work
// @include        about:blank#GM_rmc
// @resource       ui.html https://gist.github.com/raw/898642/ui.html
// ==/UserScript==

var windowId = String(Math.random()).substr(2);

document.body.innerHTML = 'Window ID: '+ windowId 
    + GM_getResourceText('ui.html');

var registerButtonEl = document.getElementById('register');
var modifiersContEl = document.getElementById('modifiers');
var acceleratorEl = document.getElementById('accelerator');

registerButtonEl.addEventListener('click', function() {
  var modifiers = [];
  var inputs = modifiersContEl.getElementsByTagName('input');
  for (var i = 0, input = null; input = inputs[i]; i++) {
    if (input.checked) modifiers.push(input.value);
  }
  var accelerator = acceleratorEl.value;
  GM_registerMenuCommand(
      'Menu Command w/ accelerator: ' + accelerator + '+' + modifiers.join('+'),
      function() { 
        alert('You pressed ' + accelerator + '+' + modifiers.join('+')
            + '\nIn window: ' + windowId); 
      },
      accelerator, modifiers.join(' '),
      accelerator // re-use for access key
      );
}, false);