RetroZilla/content/base/public/nsIChromeRegistry.idl

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * License.
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 * The Original Code is the Mozilla browser.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1999
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   pav
 *   Blake Ross (blaker@netscape.com)
 *   Benjamin Smedberg <bsmedberg@covad.net>
 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
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#include "nsISupports.idl"

interface nsIURI;

[scriptable, uuid(68389281-f6d0-4533-841d-344a2018140c)]
interface nsIChromeRegistry : nsISupports
{
  const PRInt32 NONE = 0;
  const PRInt32 PARTIAL = 1;
  const PRInt32 FULL = 2;

  /**
   * Resolve a chrome URL to an loadable URI using the information in the
   * registry. Does not modify aChromeURL.
   *
   * Chrome URLs are allowed to be specified in "shorthand", leaving the
   * "file" portion off. In that case, the URL is expanded to:
   *
   *   chrome://package/provider/package.ext
   *
   * where "ext" is:
   *
   *   "xul" for a "content" package,
   *   "css" for a "skin" package, and
   *   "dtd" for a "locale" package.
   *
   * @param aChromeURL the URL that is to be converted.
   */
  nsIURI convertChromeURL(in nsIURI aChromeURL);

  /**
   * refresh the chrome list at runtime, looking for new packages/etc
   */
  void checkForNewChrome();
};

[scriptable, uuid(3e51f40b-b4b0-4e60-ac45-6c63477ebe41)]
interface nsIXULChromeRegistry : nsIChromeRegistry
{
  /* Should be called when locales change to reload all chrome (including XUL). */
  void reloadChrome();
  
  ACString getSelectedLocale(in ACString packageName);
  
  /* Should be called when skins change. Reloads only stylesheets. */
  void refreshSkins();

  /**
   * Installable skin XBL is not always granted the same privileges as other
   * chrome. This asks the chrome registry whether scripts are allowed to be
   * run for a particular chrome URI. Do not pass non-chrome URIs to this
   * method.
   */
  boolean allowScriptsForPackage(in nsIURI url);
};

%{ C++

#define NS_CHROMEREGISTRY_CONTRACTID \
  "@mozilla.org/chrome/chrome-registry;1"

/**
 * Chrome registry will notify various caches that all chrome files need
 * flushing.
 */
#define NS_CHROME_FLUSH_TOPIC \
  "chrome-flush-caches"

/**
 * Chrome registry will notify various caches that skin files need flushing.
 * If "chrome-flush-caches" is notified, this topic will *not* be notified.
 */
#define NS_CHROME_FLUSH_SKINS_TOPIC \
  "chrome-flush-skin-caches"

%}