{
  "prefbar:info": {
    "formatversion": 3
  },
  "prefbar:menu:enabled": {
    "items": [
      "prefbar:button:userstylecheckbox"
    ]
  },
  "prefbar:button:userstylecheckbox": {
    "type": "extcheck",
    "label": "UserStyle",
    "browserbtnupdatefor": "false",
    "setfunction": "if (!event.shiftKey) {\n  goPrefBar.SetPref(\"extensions.prefbar.buttons.userstylecheckbox.value\", value);\n  window.PrefBarUserStyleCheckboxUpdate(true);\n}\nelse\n  window.PrefBarUserStyleCheckboxUpdate(true, \"edit\");",
    "getfunction": "value = goPrefBar.GetPref(\"extensions.prefbar.buttons.userstylecheckbox.value\", false);",
    "initfunction": "// PrefBar UserStyle checkbox\n// Copyright (C) Manuel Reimer (Manuel _dot_ Reimer _at_ gmx _dot_ de)\n// This program is free software; you can redistribute it and/or\n// modify it under the terms of the GNU General Public License\n// version 3 as published by the Free Software Foundation\n\n// This function syncs pref value with load status of our stylesheet\n// We place this to the global \"window\" object as we also call it from set-function\nwindow.PrefBarUserStyleCheckboxUpdate = function(aInteractive, aAction) {\n  // Get path of CSS file\n  var dirService = Components.classes[\"@mozilla.org/file/directory_service;1\"]\n                             .getService(Components.interfaces.nsIProperties);\n  var cssfile = dirService.get(\"ProfD\", Components.interfaces.nsIFile);\n  cssfile.append(\"chrome\");\n  cssfile.append(\"userstyle.css\");\n  if (!cssfile.exists()) {\n    if (aInteractive) goPrefBar.msgAlert(window, \"Stylesheet '\" + cssfile.path + \"' not found!\");\n    return false;\n  }\n\n  // Open editor, if requested\n  if (aAction == \"edit\") {\n    var pref = \"extensions.prefbar.buttons.userstylecheckbox.editor\";\n    var editor = goPrefBar.GetPref(pref);\n    if (!editor)\n      goPrefBar.msgAlert(window, \"You have to save the path to your editor to the following pref first: \" + pref);\n    else\n      setTimeout(function() {\n        goPrefBar.RunApplication(editor, [cssfile.path]);\n      }, 1000);\n    return false;\n  }\n\n  // Convert path to file URI\n  var fileHandler = Components.classes[\"@mozilla.org/network/protocol;1?name=file\"]\n                              .getService(Components.interfaces.nsIFileProtocolHandler);\n  var cssuri = fileHandler.newFileURI(cssfile);\n\n  // Load or unload stylesheet based on pref value\n  var sss = Components.classes[\"@mozilla.org/content/style-sheet-service;1\"]\n                      .getService(Components.interfaces.nsIStyleSheetService);\n  var status = goPrefBar.GetPref(\"extensions.prefbar.buttons.userstylecheckbox.value\");\n  if (status && !sss.sheetRegistered(cssuri, sss.USER_SHEET))\n    sss.loadAndRegisterSheet(cssuri, sss.USER_SHEET);\n  else if (!status && sss.sheetRegistered(cssuri, sss.USER_SHEET))\n    sss.unregisterSheet(cssuri, sss.USER_SHEET);\n\n  return true;\n}\nwindow.PrefBarUserStyleCheckboxUpdate();"
  }
}