Constant Editor

constants.typoscript

# cat=Constant Editor/Test/120; type=string; label=String: Description
constantEditor.string = string

# cat=Constant Editor/Test/120; type=boolean; label=boolean
constantEditor.boolean = 1

# cat=Constant Editor/Test/120; type=options[Foo=FooValue, Bar=BarValue]; label=options[Foo=FooValue, Bar=BarValue]
constantEditor.options = BarValue

# cat=Constant Editor/Test/120; type=int; label=int
constantEditor.int = 0

# cat=Constant Editor/Test/120; type=int[1-5]; label=int[1-5]
constantEditor.intrange = 1

# cat=Constant Editor/Test/120; type=int+; label=int+
constantEditor.intplus = 20

# cat=Constant Editor/Test/120; type=color; label=Color
constantEditor.color = #313131

# cat=Constant Editor/Test/120; type=wrap; label=wrap
constantEditor.wrap = FOO|BAR

# cat=Constant Editor/Test/120; type=offset[10,20,30]; label=offset[10,20,30]
constantEditor.offset = 10,20

# cat=Constant Editor/Test/120; type=comment; label=comment
constantEditor.comment = COMMENT

# cat=Constant Editor/Test/120; type=file[IMAGE_EXT]; label=file[IMAGE_EXT]
constantEditor.file =

# cat=Constant Editor/Test/120; type=user[CLASS]; label=user[CLASS]
constantEditor.user =

format.yaml

typo3.constants:
    categories:
        - bootstrappackage.contentelements:
            name: 'Bootstrap Package: Content Elements'
            description: 'Content Elements'
            icon: blubb-blubb-icon
            properties: []
            categories: []

        - bootstrappackage.preloader:
            name: 'LLL:EXT:bootstrap_package/blubb.xlf:preloader.title'
            description: 'LLL:EXT:bootstrap_package/blubb.xlf:preloader.description'
            properties: []
            categories: []

        - bootstrappackage.contentelements:
          name: 'LLL:EXT:bootstrap_package/blubb.xlf:contentelements.title'
          categories:
            - templates:
                name: 'Templates'
                properties: 
                    - plugin.bootstrap_package_contentelements.view.layoutRootPath:
                        name: Layout Root Path
                        description: Defines the Layout Root Path
                        type: string
                        default: 'EXT:bootstrap_package/Resources/Private/Layouts/ContentElements/'
                        value: 100

                    - plugin.bootstrap_package_contentelements.header.defaultHeaderType:
                        name: Default Header type
                        description: Enter the number of the header layout to be used by default
                        type: int
                        validation:
                            min: 1
                            max: 5
                        default: 2
                        value: 300