GridData gridData = new GridData( ); gridData.widthHint = 80;
GridData gridData = new GridData( GridData.FILL_HORIZONTAL );
	private void createDataPreviewButtonArea( Composite parent )	{		Composite composite = ChartUIUtil.createCompositeWrapper( parent );		{			composite.setLayoutData( new GridData( GridData.VERTICAL_ALIGN_END ) );		}		btnFilters = new Button( composite, SWT.NONE );		{			btnFilters.setAlignment( SWT.CENTER );			GridData gridData = new GridData( );			gridData.widthHint = 80;			btnFilters.setLayoutData( gridData );			btnFilters.setText( Messages.getString( "TaskSelectData.Label.Filters" ) ); //$NON-NLS-1$			btnFilters.addSelectionListener( this );		}		btnParameters = new Button( composite, SWT.NONE );		{			btnParameters.setAlignment( SWT.CENTER );			GridData gridData = new GridData( );			gridData.widthHint = 80;			btnParameters.setLayoutData( gridData );			btnParameters.setText( Messages.getString( "TaskSelectData.Label.Parameters" ) ); //$NON-NLS-1$			btnParameters.addSelectionListener( this );		}	}