1 /******************************************************************************* 2 * Copyright (c) 2011, 2012 EclipseSource and others. 3 * All rights reserved. This program and the accompanying materials 4 * are made available under the terms of the Eclipse Public License v1.0 5 * which accompanies this distribution, and is available at 6 * http://www.eclipse.org/legal/epl-v10.html 7 * 8 * Contributors: 9 * EclipseSource - initial API and implementation 10 ******************************************************************************/ 11 package org.eclipse.rap.fileupload; 12 13 import org.eclipse.swt.widgets.Display; 14 15 16 /** 17 * Listener to react on progress and completion of a file upload. 18 * <p> 19 * <strong>Note:</strong> This listener will be called from a different thread than the UI thread. 20 * Implementations must use {@link Display#asyncExec(Runnable)} to access the UI. 21 * </p> 22 * 23 * @see FileUploadEvent 24 */ 25 public interface FileUploadListener { 26 27 /** 28 * Called when new information about an in-progress upload is available. 29 * 30 * @param event event object that contains information about the uploaded file 31 * @see FileUploadEvent#getBytesRead() 32 */ 33 void uploadProgress( FileUploadEvent event ); 34 35 /** 36 * Called when a file upload has finished successfully. 37 * 38 * @param event event object that contains information about the uploaded file 39 * @see FileUploadEvent 40 */ 41 void uploadFinished( FileUploadEvent event ); 42 43 /** 44 * Called when a file upload failed. 45 * 46 * @param event event object that contains information about the uploaded file 47 * @see FileUploadEvent#getErrorMessage() 48 */ 49 void uploadFailed( FileUploadEvent event ); 50 51 }