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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
interface nsIFile;
interface nsISimpleEnumerator;
/**
* nsIDirectoryServiceProvider
*
* Used by Directory Service to get file locations.
*/
[scriptable, uuid(bbf8cab0-d43a-11d3-8cc2-00609792278c)]
interface nsIDirectoryServiceProvider: nsISupports
{
/**
* getFile
*
* Directory Service calls this when it gets the first request for
* a prop or on every request if the prop is not persistent.
*
* @param prop The symbolic name of the file.
* @param persistent TRUE - The returned file will be cached by Directory
* Service. Subsequent requests for this prop will
* bypass the provider and use the cache.
* FALSE - The provider will be asked for this prop
* each time it is requested.
*
* @return The file represented by the property.
*
*/
nsIFile getFile(in string prop, out boolean persistent);
};
/**
* nsIDirectoryServiceProvider2
*
* An extension of nsIDirectoryServiceProvider which allows
* multiple files to be returned for the given key.
*/
[scriptable, uuid(2f977d4b-5485-11d4-87e2-0010a4e75ef2)]
interface nsIDirectoryServiceProvider2: nsIDirectoryServiceProvider
{
/**
* getFiles
*
* Directory Service calls this when it gets a request for
* a prop and the requested type is nsISimpleEnumerator.
*
* @param prop The symbolic name of the file list.
*
* @return An enumerator for a list of file locations.
* The elements in the enumeration are nsIFile
* @returnCode NS_SUCCESS_AGGREGATE_RESULT if this result should be
* aggregated with other "lower" providers.
*/
nsISimpleEnumerator getFiles(in string prop);
};
/**
* nsIDirectoryService
*/
[scriptable, uuid(57a66a60-d43a-11d3-8cc2-00609792278c)]
interface nsIDirectoryService: nsISupports
{
/**
* init
*
* Must be called. Used internally by XPCOM initialization.
*
*/
void init();
/**
* registerProvider
*
* Register a provider with the service.
*
* @param prov The service will keep a strong reference
* to this object. It will be released when
* the service is released.
*
*/
void registerProvider(in nsIDirectoryServiceProvider prov);
/**
* unregisterProvider
*
* Unregister a provider with the service.
*
* @param prov
*
*/
void unregisterProvider(in nsIDirectoryServiceProvider prov);
};
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