Bug 32038 Use shared images for properties, tasks, bookmarks views
bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/properties/PropertySheetPage.java
}
	/* (non-Javadoc)
	 * Method declared on ISelectionListener.
	 */
	public void selectionChanged(IWorkbenchPart part, ISelection selection) {
		if (viewer == null)
			return;
		
		if (selection instanceof IStructuredSelection) {
			viewer.setInput(((IStructuredSelection) selection).toArray());
		}
	}
	/**
	 * The <code>PropertySheetPage</code> implementation of this <code>IPage</code> method
	 * calls <code>makeContributions</code> for backwards compatibility with
	 * previous versions of <code>IPage</code>. 
	 * <p>
	 * Subclasses may reimplement.
	 * </p>
	 */
	public void setActionBars(IActionBars actionBars) {
		super.setActionBars(actionBars);
		cellEditorActionHandler = new CellEditorActionHandler(actionBars);
		cellEditorActionHandler.setCopyAction(copyAction);
	}
	/**
	 * Sets focus to a part in the page.
	 */
	public void setFocus() {
		viewer.getControl().setFocus();