RetroZilla/toolkit/components/gnome/nsIGnomeVFSService.idl

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Mozilla GNOME integration code.
 *
 * The Initial Developer of the Original Code is
 * IBM Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *  Brian Ryner <bryner@brianryner.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"

interface nsIUTF8StringEnumerator;
interface nsIURI;

/* nsIGnomeVFSMimeApp holds information about an application that is looked up
   with nsIGnomeVFSService::GetAppForMimeType. */

[scriptable, uuid(99ae024f-e869-4973-958b-54768a84295a)]
interface nsIGnomeVFSMimeApp : nsISupports
{
  const long EXPECTS_URIS  = 0;
  const long EXPECTS_PATHS = 1;
  const long EXPECTS_URIS_FOR_NON_FILES = 2;

  readonly attribute AUTF8String         id;
  readonly attribute AUTF8String         name;
  readonly attribute AUTF8String         command;
  readonly attribute boolean             canOpenMultipleFiles;
  readonly attribute long                expectsURIs;  // see constants above
  readonly attribute nsIUTF8StringEnumerator supportedURISchemes;
  readonly attribute boolean             requiresTerminal;
};

/*
 * The VFS service makes use of two distinct registries.
 *
 * The application registry holds information about applications (uniquely
 * identified by id), such as which MIME types and URI schemes they are
 * capable of handling, whether they run in a terminal, etc.
 *
 * The MIME registry holds information about MIME types, such as which
 * extensions map to a given MIME type.  The MIME registry also stores the
 * id of the application selected to handle each MIME type.
 */

[scriptable, uuid(4d6b9f23-8682-41b3-bbff-937a958e6496)]
interface nsIGnomeVFSService : nsISupports
{
  /*** Application registry methods ***/

  /* string keys */
  const long APP_KEY_COMMAND = 0;
  const long APP_KEY_NAME = 1;
  const long APP_KEY_SUPPORTED_URI_SCHEMES = 2;  /* comma-separated list */
  const long APP_KEY_EXPECTS_URIS = 3; /* "true", "false", or "non-file" */

  /* Set one of the above string keys for the given application id.
     'id' can be an arbitrary, unique string to identify the application. */
  void               setAppStringKey(in AUTF8String id,
                                     in long        key,  /* see enums above */
                                     in AUTF8String value);

  /* boolean keys */
  const long APP_KEY_CAN_OPEN_MULTIPLE = 4;
  const long APP_KEY_REQUIRES_TERMINAL = 5;

  /* Set one of the above boolean keys for the given application id.
     'id' can be an arbitrary, unique string to identify the application. */
  void               setAppBoolKey(in AUTF8String id,
                                   in long        key,
                                   in boolean     value);


  /* Add a MIME type to the list of types that the application can handle */
  void               addMimeType(in AUTF8String id,
                                 in AUTF8String mimeType);

  /* Commit application registry changes to disk.  This must be called
     to save changes. */
  void               syncAppRegistry();


  /*** MIME registry methods ***/

  /* Obtain the MIME type registered for an extension.  The extension
     should not include a leading dot. */
  AUTF8String        getMimeTypeFromExtension(in AUTF8String extension);

  /* Obtain the preferred application for opening a given MIME type */
  nsIGnomeVFSMimeApp getAppForMimeType(in AUTF8String mimeType);

  /* Set the preferred application for opening a given MIME type */
  void               setAppForMimeType(in AUTF8String mimeType,
                                       in AUTF8String id);

  /* Obtain a description for the given MIME type */
  AUTF8String        getDescriptionForMimeType(in AUTF8String mimeType);

  /* Set the icon for a MIME type, which will be searched for by the shell
     using the icon theme search path. */
  void               setIconForMimeType(in AUTF8String mimeType,
                                        in AUTF8String iconPath);

  /*
   * Set the list of extensions for a given MIME type.
   * Should be passed a space separated list of extensions with no
   * dot, i.e. "gif jpg png".
   */
  void setMimeExtensions(in AUTF8String mimeType,
                         in AUTF8String extensionsList);


  /*** Misc. methods ***/

  /* Open the given URI in the default application */
  void               showURI(in nsIURI uri);
};

%{C++
#define NS_GNOMEVFSSERVICE_CONTRACTID "@mozilla.org/gnome-vfs-service;1"
%}