Bug 172273 Grid insert to masterpage dosen't display propertily [05]
Build Number: 2.2.0.v20070131-1050 Description: As the screenshot, insert a grid (3*3) in the master page.It can't be display propertily. Step to reproduce: 1. new a report and switch to masterpage 2. insert a grid (3*3) Actual result: Please refer to the screenshot, it's abnormal.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignElement.java
* 
	 * @param module
	 * @param content
	 * @param propName
	 */
	public void add( Module module, DesignElement content, String propName,
			int posn )
	{
		ElementPropertyDefn defn = getPropertyDefn( propName );
		if ( defn != null )
		{
			if ( defn.isList( ) )
			{
				List values = getListProperty( module, propName );
				if ( values == null )
					values = new ArrayList( );
				values.add( posn, content );
				setProperty( propName, values );
				content.setContainer( this, propName );
			}
			else
			{
				assert posn == 0;
				setProperty( defn, content );
				content.setContainer( this, propName );
			}
		}
	}
	/**
	 * Removes a content from the given property value.