README

At Contao 4 use the MCW bundle - see https://github.com/menatwork/contao-multicolumnwizard-bundle

Usage with columnFields

<?php

$GLOBALS['TL_DCA']['tl_theme']['fields']['templateSelection'] = [
 'label' => &$GLOBALS['TL_LANG']['tl_theme']['templateSelection'],
 'exclude' => true,
 'inputType' => 'multiColumnWizard',
 'eval' => [
 'columnFields' => [
 'ts_client_os' => [
 'label' => &$GLOBALS['TL_LANG']['tl_theme']['ts_client_os'],
 'exclude' => true,
 'inputType' => 'select',
 'eval' => [
 'style' => 'width:250px',
 'includeBlankOption' => true,
 ],
 'options' => [
 'option1' => 'Option 1',
 'option2' => 'Option 2',
 ],
 ],
 'ts_client_browser' => [
 'label' => &$GLOBALS['TL_LANG']['tl_theme']['ts_client_browser'],
 'exclude' => true,
 'inputType' => 'text',
 'eval' => [ 'style' => 'width:180px' ],
 ],
 ],
 ],
 'sql' => 'blob NULL',
];

?>

Usage with callback

<?php

$GLOBALS['TL_DCA']['tl_table']['fields']['anything'] = [
 'label' => &$GLOBALS['TL_LANG']['tl_table']['anything'],
 'exclude' => true,
 'inputType' => 'multiColumnWizard',
 'eval' => [
 'mandatory' => true,
 'columnsCallback' => [ 'Class', 'Method' ],
 ],
 'sql' => 'blob NULL',
];

?>

Usage with Drag and Drop

<?php

$GLOBALS['TL_DCA']['tl_theme']['fields']['templateSelection'] = [
 'label' => &$GLOBALS['TL_LANG']['tl_theme']['templateSelection'],
 'exclude' => true,
 'inputType' => 'multiColumnWizard',
 'eval' => [
 // add this line for a new button
 'dragAndDrop' => true,
 'columnFields' => [
 'ts_client_browser' => [
 'label' => &$GLOBALS['TL_LANG']['tl_theme']['ts_client_browser'],
 'exclude' => true,
 'inputType' => 'text',
 'eval' => [ 'style' => 'width:180px' ],
 ],
 ],
 ],
 'sql' => 'blob NULL',
];

?>

More information

More information can be found in the contao wiki http://de.contaowiki.org/MultiColumnWizard