Bug 275477 [Markers] TasksView: Scope settings selects two (!) radio buttons
Found with 3.5 M7. To reproduce: 1. Open Tasks View 2. View Menu > Configure Contents... 3. Scope section click on 'Select' 4. 'No working sets' 5. Ok Result: two radio buttons are selected: 'On selected element and its children' and 'On working set'. Expected: 'On working set' should be selected. Screencast at URL shows example.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ScopeArea.java
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.IWorkingSetSelectionDialog;
import org.eclipse.ui.views.markers.MarkerFieldFilter;
import org.eclipse.ui.views.markers.internal.MarkerMessages;
/**
 * ScopeArea is the filter configuration area that handles the scope of the
 * filter.
 * 
 * @since 3.4
 * 
 */
class ScopeArea extends GroupFilterConfigurationArea {
	private Button[] buttons;
	int scope;
	private WorkingSetArea workingSetArea;
	private class WorkingSetArea {
		Button button;
		Button selectButton;
		/**
		 * Creates the working set filter selection widgets.
		 * 
		 * @param parent
		 *            the parent composite of the working set widgets
		 */
		WorkingSetArea(Composite parent) {