GridData gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL); gd.horizontalSpan= 2; messageLabel.setLayoutData(gd);
if (messageLabel != null) { gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL); gd.horizontalSpan= 2; messageLabel.setLayoutData(gd); }
	protected Control createDialogArea(Composite parent) {		initializeDialogUnits(parent);					Composite composite = new Composite(parent, SWT.NONE);		GridLayout layout = new GridLayout();		layout.marginHeight= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);		layout.marginWidth= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);		layout.verticalSpacing=	convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);		layout.horizontalSpacing= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);					composite.setLayout(layout);		composite.setFont(parent.getFont());									Label messageLabel = createMessageArea(composite);					GridData gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL);		gd.horizontalSpan= 2;		messageLabel.setLayoutData(gd);								Composite inner= new Composite(composite, SWT.NONE);		GridLayout innerLayout = new GridLayout();		innerLayout.numColumns= 2;		innerLayout.marginHeight= 0;		innerLayout.marginWidth= 0;		inner.setLayout(innerLayout);		inner.setFont(parent.getFont());							CheckboxTreeViewer treeViewer= createTreeViewer(inner);		gd= new GridData(GridData.FILL_BOTH);		gd.heightHint = convertHeightInCharsToPixels(20);		treeViewer.getControl().setLayoutData(gd);										Composite buttonComposite= createSelectionButtons(inner);		gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_FILL);		buttonComposite.setLayoutData(gd);					gd= new GridData(GridData.FILL_BOTH);		inner.setLayoutData(gd);				Composite entryComposite= createEntryPtCombo(composite);		entryComposite.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));		gd= new GridData(GridData.FILL_BOTH);		composite.setLayoutData(gd);					return composite;	}				