/*******************************************************************************
* Copyright (c) 2011, 2015 EclipseSource 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:
* EclipseSource - initial API and implementation
******************************************************************************/
package org.eclipse.rap.fileupload;
import org.eclipse.swt.widgets.Display;
/**
* Listener to react on progress and completion of a file upload.
* <p>
* <strong>Note:</strong> This listener will be called from a different thread than the UI thread.
* Implementations must use {@link Display#asyncExec(Runnable)} to access the UI.
* </p>
*
* @see FileUploadEvent
*/
public interface FileUploadListener {
/**
* Called when new information about an in-progress upload is available.
*
* @param event event object that contains information about the uploaded file
* @see FileUploadEvent#getBytesRead()
*/
void uploadProgress( FileUploadEvent event );
/**
* Called when a file upload has finished successfully.
*
* @param event event object that contains information about the uploaded file
* @see FileUploadEvent
*/
void uploadFinished( FileUploadEvent event );
/**
* Called when a file upload failed.
*
* @param event event object that contains information about the uploaded file
* @see FileUploadEvent#getException()
*/
void uploadFailed( FileUploadEvent event );
}