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/ReportDesignHandle.java
adapter.dropCss( sheetHandle );
	}
	/**
	 * Check style sheet can be droped or not.
	 * 
	 * @param sheetHandle
	 * @return <code>true</code> can be dropped.else return <code>false</code>
	 */
	public boolean canDropCssStyleSheet( CssStyleSheetHandle sheetHandle )
	{
		CssStyleSheetHandleAdapter adapter = new CssStyleSheetHandleAdapter(
				module, getElement( ) );
		return adapter.canDropCssStyleSheet( sheetHandle );
	}
	/**
	 * Check style sheet can be added or not.
	 * 
	 * @param sheetHandle
	 * @return <code>true</code> can be added.else return <code>false</code>
	 */
	public boolean canAddCssStyleSheet( CssStyleSheetHandle sheetHandle )
	{
		CssStyleSheetHandleAdapter adapter = new CssStyleSheetHandleAdapter(
				module, getElement( ) );
		return adapter.canAddCssStyleSheet( sheetHandle );
	}
	/**
	 * Check style sheet can be added or not.
	 * 
	 * @param fileName