Bug 188027 PasteAction is diabled
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/elements/Theme.java
IThemeModel,
			ICssStyleSheetOperation
{
	private List cachedStyleNames = new ArrayList( );
	private ICssStyleSheetOperation operation = null;
	/**
	 * Constructor.
	 */
	public Theme( )
	{
		super( );
		initSlots( );
	}
	/**
	 * Constructor with the element name.
	 * 
	 * @param theName
	 *            the element name
	 */
	public Theme( String theName )
	{
		super( theName );
		initSlots( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.core.DesignElement#apply(org.eclipse.birt.report.model.elements.ElementVisitor)
	 */
	public void apply( ElementVisitor visitor )