| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jface.text; |
| |
| |
| import org.eclipse.jface.viewers.ISelection; |
| |
| |
| /** |
| * A mark selection can be sent out by text viewers. By checking the |
| * type of the selection selection listeners can determine whether a selection |
| * event is about a mark or a normal text selection. |
| * <p> |
| * This interface is not intended to be implemented by clients other than |
| * {@link org.eclipse.jface.text.ITextViewer} implementers. |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| public interface IMarkSelection extends ISelection { |
| |
| /** |
| * Returns the marked document. |
| * |
| * @return the marked document |
| */ |
| IDocument getDocument(); |
| |
| /** |
| * Returns the mark position. The offset may be <code>-1</code> if there's no marked region. |
| * |
| * @return the mark position or <code>-1</code> if there is no marked region |
| */ |
| int getOffset(); |
| |
| /** |
| * Returns the length of the mark selection. The length may be negative, if the caret |
| * is before the mark position. The length has no meaning if <code>getOffset()</code> |
| * returns <code>-1</code>. |
| * |
| * @return the length of the mark selection. Result is undefined for <code>getOffset == -1</code> |
| */ |
| int getLength(); |
| } |