| /******************************************************************************* |
| * Copyright (c) 2010, 2016 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 502576 |
| *******************************************************************************/ |
| package org.eclipse.swt.events; |
| |
| |
| import org.eclipse.swt.internal.*; |
| |
| /** |
| * Classes which implement this interface provide methods |
| * that deal with the events that are generated as touches |
| * occur on a touch-aware input surface. |
| * <p> |
| * After creating an instance of a class that implements |
| * this interface it can be added to a control using the |
| * <code>addTouchListener</code> method and removed using |
| * the <code>removeTouchListener</code> method. When a |
| * touch occurs or changes state, the <code>touch</code> method |
| * will be invoked. |
| * </p> |
| * <p> |
| * <b>Warning</b>: This API is currently only implemented on Windows and Cocoa. |
| * SWT doesn't send Gesture or Touch events on GTK. |
| * </p> |
| * |
| * @see TouchEvent |
| * |
| * @since 3.7 |
| */ |
| @FunctionalInterface |
| public interface TouchListener extends SWTEventListener { |
| |
| /** |
| * Sent when a touch sequence begins, changes state, or ends. |
| * |
| * @param e an event containing information about the touch |
| */ |
| void touch(TouchEvent e); |
| } |