Bug 183900 Image in preview pane will not show until you reopen the "Edit Image Item" dialogue [0001]
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ImageBuilder.java
GridData topGd = new GridData( );
		topGd.widthHint = 432;
		topCompostie.setLayoutData( topGd );
		createSelectionArea( topCompostie );
		new Label( topCompostie, SWT.SEPARATOR | SWT.HORIZONTAL ).setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		Composite composite = new Composite( topCompostie, SWT.NONE );
		composite.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		composite.setLayout( new GridLayout( ) );
		description = new Label( composite, SWT.NONE );
		description.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		createInputArea( composite );
		createPreviewArea( composite );
		new Label( topCompostie, SWT.SEPARATOR | SWT.HORIZONTAL ).setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		UIUtil.bindHelp( parent, IHelpContextIds.IMAGE_BUIDLER_ID );
		return topCompostie;
	}
	private void createSelectionArea( Composite parent )
	{
		Composite composite = new Composite( parent, SWT.NONE );
		composite.setLayout( new GridLayout( 2, false ) );
		composite.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		Label label = new Label( composite, SWT.NONE );
		label.setText( DLG_SELECT_PICTURE_LABEL );
		label.setLayoutData( new GridData( GridData.VERTICAL_ALIGN_BEGINNING ) );
		Composite selectionArea = new Composite( composite, SWT.NONE );
		selectionArea.setLayout( new FillLayout( SWT.VERTICAL ) );
		uri = new Button( selectionArea, SWT.RADIO );
		uri.setText( TYPE_URI );
		uri.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )