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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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