Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ThemeHandle.java
for ( int i = 0; i < styles.getCount( ); i++ )
		{
			StyleHandle style = (StyleHandle) styles.get( i );
			set.add( style.getName( ) );
		}
		
		int index = 0;
		String baseName = name;
		while ( set.contains( name ) )
		{
			name = baseName + ++index; 
		}
		return name;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.api.DesignElementHandle#getDisplayLabel(int)
	 */
	public String getDisplayLabel( int level )
	{
		String displayLabel = super.getDisplayLabel( level );
		Module rootModule = getModule( );
		if ( rootModule instanceof Library )
			displayLabel = StringUtil.buildQualifiedReference(
					( (Library) rootModule ).getNamespace( ), displayLabel );
		return displayLabel;
	}
}