Bug 51837 [Progress] Bad message in progress dialog
I20040210 I got a bogus message when running a pile of jobs. A progress dialog appeared that read: "The operation cannot proceed because it is blocked by a background" A background what? :)
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/Dialog.java
/**
	 * Returns the button created when <code>createButton</code> is called 
	 * with an ID of <code>IDialogConstants.OK_ID</code>.  If <code>createButton</code> 
	 * was never called with this parameter, or if <code>createButton</code> is 
	 * overridden, <code>getOKButton</code> will return <code>null</code>.
	 * 
	 * @return the OK button or <code>null</code>
	 * 
	 * @see #createButton(Composite, int, String, boolean)
	 * @since 2.0
	 * @deprecated Use <code>getButton(IDialogConstants.OK_ID)</code> instead.
	 * 		This method will be removed soon.
	 */
	protected Button getOKButton() {
		return getButton(IDialogConstants.OK_ID);
	}
	/**
	 * Initializes the computation of horizontal and vertical dialog units
	 * based on the size of current font.
	 * <p>
	 * This method must be called before any of the dialog unit based
	 * conversion methods are called.
	 * </p>
	 *
	 * @param control a control from which to obtain the current font
	 */
	protected void initializeDialogUnits(Control control) {
		
		GC gc = new GC(control);
		gc.setFont(JFaceResources.getDialogFont());