Bug 32038 Use shared images for properties, tasks, bookmarks views
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/properties/PropertySheetPage.java
return null;
		}
	}
	/**
	 * Handles a selection change in the entry table.
	 *
	 * @param selection the new selection
	 */
	public void handleEntrySelection(ISelection selection) {
		if (defaultsAction != null) {
			if (selection.isEmpty()) {
				defaultsAction.setEnabled(false);
				return;
			}
			
			boolean editable = viewer.getActiveCellEditor() != null;
			defaultsAction.setEnabled(editable);
		}
	}
	/**
	 * Adds drag and drop support.
	 */
	protected void initDragAndDrop() {
		int operations = DND.DROP_COPY;
		Transfer[] transferTypes = new Transfer[]{
			TextTransfer.getInstance()};
		DragSourceListener listener = new DragSourceAdapter() {
			public void dragSetData(DragSourceEvent event){
				performDragSetData(event);
			}