gecko-dev/docshell/base/nsITextScroll.idl
1999-10-21 06:41:03 +00:00

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/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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 the Mozilla browser.
*
* The Initial Developer of the Original Code is Netscape
* Communications, Inc. Portions created by Netscape are
* Copyright (C) 1999, Mozilla. All Rights Reserved.
*
* Contributor(s):
* Travis Bogard <travis@netscape.com>
* Steve Clark <buster@netscape.com>
*/
#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);
};