gecko-dev/widget/nsIScreen.idl

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/* -*- 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 Mozilla Communicator.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* 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 "nsISupports.idl"
[scriptable, uuid(d961f76e-8437-4bc6-9ada-a1c98ace9560)]
interface nsIScreen : nsISupports
{
/**
* Levels of brightness for the screen, from off to full brightness.
*/
const unsigned long BRIGHTNESS_DIM = 0;
const unsigned long BRIGHTNESS_FULL = 1;
/* The number of different brightness levels */
const unsigned long BRIGHTNESS_LEVELS = 2;
/**
* Allowable screen rotations, when the underlying widget toolkit
* supports rotating the screen.
*
* ROTATION_0_DEG is the default, unrotated configuration.
*/
const unsigned long ROTATION_0_DEG = 0;
const unsigned long ROTATION_90_DEG = 1;
const unsigned long ROTATION_180_DEG = 2;
const unsigned long ROTATION_270_DEG = 3;
void GetRect(out long left, out long top, out long width, out long height);
void GetAvailRect(out long left, out long top, out long width, out long height);
/**
* Locks the minimum brightness of the screen, forcing it to be at
* least as bright as a certain brightness level. Each call to this
* function must eventually be followed by a corresponding call to
* unlockMinimumBrightness, with the same brightness level.
*
* @param brightness A brightness level, one of the above constants.
*/
void lockMinimumBrightness(in unsigned long brightness);
/**
* Releases a lock on the screen brightness. This must be called
* (eventually) after a corresponding call to lockMinimumBrightness.
*
* @param brightness A brightness level, one of the above constants.
*/
void unlockMinimumBrightness(in unsigned long brightness);
readonly attribute long pixelDepth;
readonly attribute long colorDepth;
/**
* Get/set the screen rotation, on platforms that support changing
* screen rotation.
*/
attribute unsigned long rotation;
};