Bug 134216 [regression] add a report item to library does not work properly
steps to reproduce: - create a library - add report items, say label - add 1st label - add 2nd laebl expected behavior: - everytime i drag a label to Outline->ReportItems, the label will be added actual behavior: - for the 1st label, it worked out fine - for the 2nd label, i had to drag a label twice to complete the operation note that this happened with other report items as well
UI/org.eclipse.birt.report.designer.ui.lib/src/org/eclipse/birt/report/designer/internal/lib/editparts/LibraryReportDesignEditPart.java
{
		return HandleAdapterFactory.getInstance( )
				.getLibraryHandleAdapter( getModel( ) )
				.getChildren( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.designer.internal.ui.editors.schematic.editparts.AbstractReportEditPart#refreshFigure()
	 */
	public void refreshFigure( )
	{
		ReportRootFigure figure = (ReportRootFigure) getFigure( );
		figure.setShowMargin( showMargin );
		Dimension size = DEFAULTSIZE;
		Rectangle bounds = new Rectangle( 0, 0, size.width - 1, size.height - 1 );
		( (AbstractPageFlowLayout) getFigure( ).getLayoutManager( ) ).setInitSize( bounds );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.internal.ui.editors.schematic.editparts.ReportDesignEditPart#activate()
	 */
	public void activate( )
	{
		HandleAdapterFactory.getInstance( )
				.getLibraryHandleAdapter( getModel( ) )
				.addPropertyChangeListener( this );
		super.activate( );
	}