Bug 146159 [Regression]Changing font operation doesn't work other than the first time
Description: The first time changing operation can work well. However, Change it again, it won't work. Steps: 1.Insert lable/text to layout or master page 2.Change the font from serif to cursive, it works well 3.Change the font again Result: The action doesn't work Additional infor: build number:200606080632
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/ReportElementEditPart.java
if ( style.equals( DesignChoiceConstants.FONT_STYLE_ITALIC )
				|| style.equals( DesignChoiceConstants.FONT_STYLE_OBLIQUE ) )
		{
			fontStyle = fontStyle | SWT.ITALIC;
		}
		Font font = FontManager.getFont( FontFamily, fontSize, fontStyle );
		return font;
	}
	
	protected Font getFont()
	{
		return getFont((ReportItemHandle) getModel());
	}
	/**
	 * @return display label
	 */
	public String getDisplayLabel( )
	{
		return null;
	}
	private boolean isDirty = true;
	protected final void refreshVisuals( )
	{
		getRefreshManager( ).markEditPartForRefreshVisuals( this );
	}
	protected void refreshChildren( )
	{
		getRefreshManager( ).markEditPartForRefreshChildren( this );
	}
	public final void refreshChildrenFigures( )