Bug 34159 [Tasks] First three columns of Task List too wide w/native table
The type, completion, and priority columns of the Task list using the native table widget on MacOS X are much wider than are necessary for displaying the icons in those columns and appear not to be resizable.
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/tasklist/TaskList.java
* </p>
 */
public class TaskList extends ViewPart {
	private Table table;
	private TableEditor tableEditor;
	private MenuManager contextMenu;
	private TaskSorter sorter;
	private CellEditor descriptionEditor;
	private TableViewer viewer;
	private TasksFilter filter = new TasksFilter();
	private IMemento memento;
	private boolean markerLimitExceeded;
	private Composite parent;
	private StackLayout stackLayout = new StackLayout();
	private Composite compositeMarkerLimitExceeded;
	private CellEditorActionHandler editorActionHandler;
	private TaskAction newTaskAction;
	private TaskAction copyTaskAction;
	private TaskAction pasteTaskAction;
	private TaskAction removeTaskAction;
	private TaskAction purgeCompletedAction;
	private TaskAction gotoTaskAction;
	private TaskAction selectAllAction;
	private ResolveMarkerAction resolveMarkerAction;
	private TaskAction filtersAction;
	private MarkCompletedAction markCompletedAction;
	private TaskAction propertiesAction;
	
	private Action sortByCategoryAction;
	private Action sortByCompletedAction;