Bug 100443 [open type] Open type dialog doesn't show compress JDK information anymore
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/dialogs/TypeInfoViewer.java
return DASH_LINE;
		}
		index= index - fHistoryMatches.length - dash;
		if (index >= fSearchMatches.length)
			return null;
		return fSearchMatches[index];
	}
	
	
	
	private void scheduleSyncJob() {
		fSyncJob= new SyncJob(this);
		fSyncJob.schedule();
	}
	
	private void syncJobDone() {
		syncExec(new Runnable() {
			public void run() {
				fSyncJob= null;
				if (fTypeInfoFilter != null) {
					scheduleSearchJob(FULL);
				}
			}
		});
	}
	private boolean isSyncJobRunning() {
		return fSyncJob != null;
	}