Bug 137148 [Markers] Contributions to IMarker no longer show up on elements in the Problems View
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/TableView.java
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.ScrollBar;
import org.eclipse.swt.widgets.Scrollable;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.part.ViewPart;
import org.eclipse.ui.preferences.ViewPreferencesAction;
import org.eclipse.ui.progress.IWorkbenchSiteProgressService;
/**
 * The TableView is a view that generically implements views with tables.
 * 
 */
public abstract class TableView extends ViewPart {
	private static final String TAG_COLUMN_WIDTH = "columnWidth"; 
	private static final String TAG_COLUMN_ORDER = "columnOrder"; 
	private static final String TAG_COLUMN_ORDER_INDEX = "columnOrderIndex"; 
	private static final String TAG_VERTICAL_POSITION = "verticalPosition"; 
	private static final String TAG_HORIZONTAL_POSITION = "horizontalPosition"; 
	private TreeViewer viewer;
	private IMemento memento;
	private IAction sortAction;
	private IAction filtersAction;
	private IAction preferencesAction;