Bug 167688 Setting number format on multiple elements gives NPE
If I select multiple data elements (for example one in each table cell) using the shift key, then try to 'format number' on those in the properties tab, I get a null pointer exception. An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20061211-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:Caused by java.lang.NullPointerException.
UI/org.eclipse.birt.report.designer.ui.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/widget/FormatNumberDescriptor.java
formatCodeBox = new Text( container, SWT.SINGLE
							| SWT.BORDER );
				formatCodeBox.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
				formatCodeBox.addModifyListener( myModifyListener );
				formatCodeBox.addFocusListener( myFocusListener );
			}
			createCustomPreviewPart4Page( customPage );
		}
		return customPage;
	}
	private Composite getHorizonGeneralFormatCodePage( Composite parent )
	{
		if ( generalFormatCodePage == null )
		{
			generalFormatCodePage = new Composite( parent, SWT.NULL );
			GridLayout layout = new GridLayout( 1, false );
			layout.marginHeight = 1;
			generalFormatCodePage.setLayout( layout );
			Label l = FormWidgetFactory.getInstance( )
					.createLabel( generalFormatCodePage,
							SWT.SEPARATOR | SWT.HORIZONTAL,
							isFormStyle( ) );
			GridData data = new GridData( GridData.FILL_HORIZONTAL );
			data.horizontalSpan = 2;
			l.setLayoutData( data );
		}
		return generalFormatCodePage;
	}
	private Composite getHorizonCustomFormatCodePage( Composite parent )
	{