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 true if the given Control c is a direct or indirect child of
	 * container.
	 */
	private boolean isContained(Control container, Control c) {
		Composite parent;
		while ((parent = c.getParent()) != null) {
			if (parent == container)
				return true;
			c = parent;
		}
		return false;
	}
	/**
	 * The <code>Dialog</code> implementation of this <code>Window</code> method 
	 * creates and lays out the top level composite for the dialog, and
	 * determines the appropriate horizontal and vertical dialog units
	 * based on the font size. It then calls the <code>createDialogArea</code>
	 * and <code>createButtonBar</code> methods to create the dialog area
	 * and button bar, respectively. Overriding <code>createDialogArea</code> and
	 * <code>createButtonBar</code> are recommended rather than overriding
	 * this method.
	 */
	protected Control createContents(Composite parent) {
		
		Composite composite = new Composite(parent, 0);
		GridLayout layout = new GridLayout();
		layout.marginHeight = 0;
		layout.marginWidth = 0;