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/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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"
/**
* The nsITextScroll is an interface that can be implemented by a control that
* supports text scrolling.
*/
[scriptable, uuid(067B28A0-877F-11d3-AF7E-00A024FFC08C)]
interface nsITextScroll : nsISupports
{
/**
* Scroll the view up or down by aNumLines lines. positive
* values move down in the view. Prevents scrolling off the
* end of the view.
* @param numLines number of lines to scroll the view by
*/
void scrollByLines(in long numLines);
/**
* Scroll the view up or down by numPages pages. a page
* is considered to be the amount displayed by the clip view.
* positive values move down in the view. Prevents scrolling
* off the end of the view.
* @param numPages number of pages to scroll the view by
*/
void scrollByPages(in long numPages);
};
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