Bug 121034 [jar import] Cancel should undo all already executed refactorings
3.2 M4
org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/ui/refactoring/history/RefactoringHistoryWizard.java
*/
		public void setPageComplete(final boolean complete) {
			super.setPageComplete(true);
		}
		/**
		 * Sets the title of the page according to the refactoring.
		 * 
		 * @param descriptor
		 *            the refactoring descriptor, or <code>null</code>
		 * @param current
		 *            the non-zero based index of the current refactoring
		 * @param total
		 *            the total number of refactorings
		 */
		public void setTitle(final RefactoringDescriptorProxy descriptor, final int current, final int total) {
			final String message;
			if (descriptor != null)
				message= descriptor.getDescription();
			else
				message= RefactoringUIMessages.RefactoringHistoryOverviewPage_title;
			if (total > 1)
				setTitle(NLS.bind(RefactoringUIMessages.RefactoringHistoryPreviewPage_refactoring_pattern, new String[] { message, String.valueOf(current + 1), String.valueOf(total)}));
			else
				setTitle(message);
		}
	}
	
	private static final String PREFERENCE_DO_NOT_SHOW_APPLY_ERROR= RefactoringUIPlugin.getPluginId() + ".do.not.show.apply.refactoring"; 
	
	private static final String PREFERENCE_DO_NOT_SHOW_SKIP= RefactoringUIPlugin.getPluginId() + ".do.not.show.skip.refactoring";