/*******************************************************************************
* Copyright (c) 2000, 2011 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.swt.custom;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
/**
* Support for showing a Busy Cursor during a long running process.
*
* @see BusyIndicator snippets
* @see Sample code and further information
*/
public class BusyIndicator {
static int nextBusyId = 1;
static final String BUSYID_NAME = "SWT BusyIndicator"; //$NON-NLS-1$
static final String BUSY_CURSOR = "SWT BusyIndicator Cursor"; //$NON-NLS-1$
/**
* Runs the given Runnable
while providing
* busy feedback using this busy indicator.
*
* @param display the display on which the busy feedback should be
* displayed. If the display is null, the Display for the current
* thread will be used. If there is no Display for the current thread,
* the runnable code will be executed and no busy feedback will be displayed.
* @param runnable the runnable for which busy feedback is to be shown.
* Must not be null.
*
* @exception IllegalArgumentException