Bug 180089 BIRT model - TOC predefined styles
In ROM we need to support predefined styles for TOC too. This will allow user to easily create a TOC style, by creating one of two styles. Suggestion i have is - TOC ( Applies to all TOC nodes ) - TOC-level1 ( If defined applies to first level toc nodes ) - TOC-level2 ........... - TOC-level5
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/PropertyHandle.java
{
		if ( content == null || newContainer == null )
			return;
		ContentCommand cmd = new ContentCommand( getModule( ),
				new ContainerContext( getElement( ), propDefn.getName( ) ) );
		cmd.move( content.getElement( ), new ContainerContext( newContainer
				.getElement( ), propName ), newPos );
	}
	/**
	 * Drops a content element from the slot, and clear any reference property
	 * which refers the element to drop.
	 * 
	 * @param content
	 *            a handle to the content to drop
	 * @throws SemanticException
	 *             if the content is not within the slot
	 */
	public void dropAndClear( DesignElementHandle content )
			throws SemanticException
	{
		if ( content == null )
			return;
		ContentCommand cmd = new ContentCommand( getModule( ),
				new ContainerContext( getElement( ), propDefn.getName( ) ) );
		cmd.remove( content.getElement( ), false );
	}
	/**
	 * Drops a content element from the slot, and unresolve any reference
	 * property which refers the element to drop.
	 *