winamp/Src/nprt_plugin/gecko/1.8/win/idl/nsIPrefService.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Alec Flett <alecf@netscape.com>
* Brian Nesse <bnesse@netscape.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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
#include "nsIPrefBranch.idl"
interface nsIFile;
/**
* The nsIPrefService interface is the main entry point into the back end
* preferences management library. The preference service is directly
* responsible for the management of the preferences files and also facilitates
* access to the preference branch object which allows the direct manipulation
* of the preferences themselves.
*
* @see nsIPrefBranch
*
* @status FROZEN
*/
[scriptable, uuid(decb9cc7-c08f-4ea5-be91-a8fc637ce2d2)]
interface nsIPrefService : nsISupports
{
/**
* Called to read in the preferences specified in a user preference file.
*
* @param aFile The file to be read.
*
* @note
* If nsnull is passed in for the aFile parameter the default preferences
* file(s) [prefs.js, user.js] will be read and processed.
*
* @return NS_OK File was read and processed.
* @return Other File failed to read or contained invalid data.
*
* @see savePrefFile
* @see nsIFile
*/
void readUserPrefs(in nsIFile aFile);
/**
* Called to completely flush and re-initialize the preferences system.
*
* @return NS_OK The preference service was re-initialized correctly.
* @return Other The preference service failed to restart correctly.
*/
void resetPrefs();
/**
* Called to reset all preferences with user set values back to the
* application default values.
*
* @return NS_OK Always.
*/
void resetUserPrefs();
/**
* Called to write current preferences state to a file.
*
* @param aFile The file to be written.
*
* @note
* If nsnull is passed in for the aFile parameter the preference data is
* written out to the current preferences file (usually prefs.js.)
*
* @return NS_OK File was written.
* @return Other File failed to write.
*
* @see readUserPrefs
* @see nsIFile
*/
void savePrefFile(in nsIFile aFile);
/**
* Call to get a Preferences "Branch" which accesses user preference data.
* Using a Set method on this object will always create or set a user
* preference value. When using a Get method a user set value will be
* returned if one exists, otherwise a default value will be returned.
*
* @param aPrefRoot The preference "root" on which to base this "branch".
* For example, if the root "browser.startup." is used, the
* branch will be able to easily access the preferences
* "browser.startup.page", "browser.startup.homepage", or
* "browser.startup.homepage_override" by simply requesting
* "page", "homepage", or "homepage_override". nsnull or ""
* may be used to access to the entire preference "tree".
*
* @return nsIPrefBranch The object representing the requested branch.
*
* @see getDefaultBranch
*/
nsIPrefBranch getBranch(in string aPrefRoot);
/**
* Call to get a Preferences "Branch" which accesses only the default
* preference data. Using a Set method on this object will always create or
* set a default preference value. When using a Get method a default value
* will always be returned.
*
* @param aPrefRoot The preference "root" on which to base this "branch".
* For example, if the root "browser.startup." is used, the
* branch will be able to easily access the preferences
* "browser.startup.page", "browser.startup.homepage", or
* "browser.startup.homepage_override" by simply requesting
* "page", "homepage", or "homepage_override". nsnull or ""
* may be used to access to the entire preference "tree".
*
* @note
* Few consumers will want to create default branch objects. Many of the
* branch methods do nothing on a default branch because the operations only
* make sense when applied to user set preferences.
*
* @return nsIPrefBranch The object representing the requested default branch.
*
* @see getBranch
*/
nsIPrefBranch getDefaultBranch(in string aPrefRoot);
};
%{C++
#define NS_PREFSERVICE_CID \
{ /* {1cd91b88-1dd2-11b2-92e1-ed22ed298000} */ \
0x1cd91b88, \
0x1dd2, \
0x11b2, \
{ 0x92, 0xe1, 0xed, 0x22, 0xed, 0x29, 0x80, 0x00 } \
}
#define NS_PREFSERVICE_CONTRACTID "@mozilla.org/preferences-service;1"
#define NS_PREFSERVICE_CLASSNAME "Preferences Server"
/**
* Notification sent before reading the default user preferences files.
*/
#define NS_PREFSERVICE_READ_TOPIC_ID "prefservice:before-read-userprefs"
/**
* Notification sent when resetPrefs has been called, but before the actual
* reset process occurs.
*/
#define NS_PREFSERVICE_RESET_TOPIC_ID "prefservice:before-reset"
%}