gecko-dev/uriloader/exthandler/nsIExternalHelperAppService.idl

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/* -*- Mode: C++; tab-width: 3; 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 browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications, Inc.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Scott MacGregor <mscott@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 "nsICancelable.idl"
interface nsIURI;
interface nsIRequest;
interface nsIStreamListener;
interface nsIFile;
interface nsIMIMEInfo;
interface nsIWebProgressListener2;
interface nsIInterfaceRequestor;
/**
* The external helper app service is used for finding and launching
* platform specific external applications for a given mime content type.
*/
[scriptable, uuid(9e456297-ba3e-42b1-92bd-b7db014268cb)]
interface nsIExternalHelperAppService : nsISupports
{
/**
* Binds an external helper application to a stream listener. The caller
* should pump data into the returned stream listener. When the OnStopRequest
* is issued, the stream listener implementation will launch the helper app
* with this data.
* @param aMimeContentType The content type of the incoming data
* @param aRequest The request corresponding to the incoming data
* @param aWindowContext Use GetInterface to retrieve properties like the
* dom window or parent window...
* The service might need this in order to bring up dialogs.
* @param aForceSave True to always save this content to disk, regardless of
* nsIMIMEInfo and other such influences.
* @return A nsIStreamListener which the caller should pump the data into.
*/
nsIStreamListener doContent (in ACString aMimeContentType, in nsIRequest aRequest,
in nsIInterfaceRequestor aWindowContext,
in boolean aForceSave);
/**
* Returns true if data from a URL with this extension combination
* is to be decoded from aEncodingType prior to saving or passing
* off to helper apps, false otherwise.
*/
boolean applyDecodingForExtension(in AUTF8String aExtension,
in ACString aEncodingType);
};
/**
* This is a private interface shared between external app handlers and the platform specific
* external helper app service
*/
[scriptable, uuid(d0b5d7d3-9565-403d-9fb5-e5089c4567c6)]
interface nsPIExternalAppLauncher : nsISupports
{
/**
* mscott --> eventually I should move this into a new service so other
* consumers can add temporary files they want deleted on exit.
* @param aTemporaryFile A temporary file we should delete on exit.
*/
void deleteTemporaryFileOnExit(in nsIFile aTemporaryFile);
};
/**
* A helper app launcher is a small object created to handle the launching
* of an external application.
*
* Note that cancelling the load via the nsICancelable interface will release
* the reference to the launcher dialog.
*/
[scriptable, uuid(d9a19faf-497b-408c-b995-777d956b72c0)]
interface nsIHelperAppLauncher : nsICancelable
{
/**
* The mime info object associated with the content type this helper app
* launcher is currently attempting to load
*/
readonly attribute nsIMIMEInfo MIMEInfo;
/**
* The source uri
*/
readonly attribute nsIURI source;
/**
* The suggested name for this file
*/
readonly attribute AString suggestedFileName;
/**
* Called when we want to just save the content to a particular file.
* NOTE: This will release the reference to the nsIHelperAppLauncherDialog.
* @param aNewFileLocation Location where the content should be saved
*/
void saveToDisk(in nsIFile aNewFileLocation, in boolean aRememberThisPreference);
/**
* Use aApplication to launch with this content.
* NOTE: This will release the reference to the nsIHelperAppLauncherDialog.
* @param aApplication nsIFile corresponding to the location of the application to use.
* @param aRememberThisPreference TRUE if we should remember this choice.
*/
void launchWithApplication(in nsIFile aApplication, in boolean aRememberThisPreference);
/**
* The following methods are used by the progress dialog to get or set
* information on the current helper app launcher download.
* This reference will be released when the download is finished (after the
* listener receives the STATE_STOP notification).
*/
void setWebProgressListener(in nsIWebProgressListener2 aWebProgressListener);
/**
* when the stand alone progress window actually closes, it calls this method
* so we can release any local state...
*/
void closeProgressWindow();
/**
* The file we are saving to
*/
readonly attribute nsIFile targetFile;
/**
* The executable-ness of the target file
*/
readonly attribute boolean targetFileIsExecutable;
/**
* Time when the download started
*/
readonly attribute PRTime timeDownloadStarted;
/**
* The download content length, or -1 if the length is not available.
*/
readonly attribute PRInt64 contentLength;
};