gecko-dev/widget/nsIScreen.idl

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Исходник Обычный вид История

2006-01-12 00:27:48 +03:00
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
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* 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/. */
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#include "nsISupports.idl"
[scriptable, uuid(d961f76e-8437-4bc6-9ada-a1c98ace9560)]
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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;
};