Proposal for a new Syntax for the showItem list in TYPO3s TCA

tca.php

<?php

$TCA['tt_content']['types']['html'] = array(
	//YUG! :(
	'showitem' => '--palette--;LLL:EXT:cms/locallang_ttc.xlf:palette.general;general, header;LLL:EXT:cms/locallang_ttc.xlf:header.ALT.html_formlabel, bodytext;LLL:EXT:cms/locallang_ttc.xlf:bodytext.ALT.html_formlabel;;nowrap:wizards[t3editor], --div--;LLL:EXT:cms/locallang_ttc.xlf:tabs.appearance, --palette--;LLL:EXT:cms/locallang_ttc.xlf:palette.frames;frames, --div--;LLL:EXT:cms/locallang_ttc.xlf:tabs.access, --palette--;LLL:EXT:cms/locallang_ttc.xlf:palette.visibility;visibility, --palette--;LLL:EXT:cms/locallang_ttc.xlf:palette.access;access, --div--;LLL:EXT:cms/locallang_ttc.xlf:tabs.extended',
	//NEAT! :)
	'showItems' => array(
		'generalTab ' => array(
			'tabLabel' => 'General',
			'tabItems' => array(
				'generalPalette' => array(
					'type' => 'palette',
					'label' => 'LLL:EXT:cms/locallang_ttc.xlf:palette.general',
					'paletteIdentifier' => 'general'
				),
				'headerField' => array(
					'type' => 'field',
					'fieldIdentifier' => 'header',
					//arguably?
					'subPalettes' => array(
						'generalPalette' => array(
							'type' => 'palette',
							'label' => 'LLL:EXT:cms/locallang_ttc.xlf:palette.general',
							'paletteIdentifier' => 'general'
						),
					)
				),
				'bodytextField' => array(
					'type' => 'field',
					'fieldIdentifier' => 'bodytext'
				)
			)
		),
		'appearanceTab' => array(
			'tabLabel' => 'LLL:EXT:cms/locallang_ttc.xlf:tabs.appearance',
			'tabItems' => array(
				'framePalette' => array(
					'type' => 'palette',
					'label' => 'LLL:EXT:cms/locallang_ttc.xlf:palette.frames',
					'paletteIdentifier' => 'frames'
				)
			)
		),
		'accessTab' => array(
			'tabLabel' => 'LLL:EXT:cms/locallang_ttc.xlf:tabs.access',
			'tabItems' => array(
				'visibilityPalette' => array(
					'type' => 'palette',
					'label' => 'LLL:EXT:cms/locallang_ttc.xlf:palette.visibility',
					'paletteIdentifier' => 'visibility'
				),
				'accessPalette' => array(
					'type' => 'palette',
					'label' => 'LLL:EXT:cms/locallang_ttc.xlf:palette.access',
					'paletteIdentifier' => 'access'
				),
			)
		),
		'extendedTab' => array(
			'tabLabel' => 'LLL:EXT:cms/locallang_ttc.xlf:tabs.extended',
			'tabItems' => array()
		)
	),
	'columnsOverrides' => array(
		'header' => array(
			'label' => 'LLL:EXT:cms/locallang_ttc.xlf:header.ALT.html_formlabel'
		),
		'bodytext' => array(
			'type' => 't3editor',
			'label' => 'LLL:EXT:cms/locallang_ttc.xlf:bodytext.ALT.html_formlabel'
		),
	)
);