Bug 29163 SafeRunnable needs to be accessible in JFace
We need to be able to access the SafeRunnable in JFace in order that some error protection can be added to preferences and properties dialogs.
bundles/org.eclipse.ui.workbench/extensions/org/eclipse/jface/action/SubStatusLineManager.java
package org.eclipse.jface.action;
/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.swt.graphics.*;
/**
 * A <code>SubStatusLineManager</code> is used to define a set of contribution
 * items within a parent manager.  Once defined, the visibility of the entire set can 
 * be changed as a unit.
 */
public class SubStatusLineManager extends SubContributionManager 
	implements IStatusLineManager 
{
	/**
	 * The parent status line manager.
	 */
	private IStatusLineManager parentMgr;
	/**
	 * Current status line message.
	 */
	private String message;
	/**
	 * Current status line error message.
	 */
	private String errorMessage;
	/**
	 * Current status line image.
	 */