Learning > presentation > content > Property Category Specification Edit this page PropertyCategory Content Modifier Based on PropertyCategorySpecification interface. This content modifier allows defining a custom property category. Simply defining it doesn't affect the content, but a defined category can be used in property overrides. See property categorization page for more details. Attributes Name Required? Type Default Meaning id Yes string Category identifier which has to be unique at the scope of it's definition. parentId No `string CategoryIdentifier` label Yes string Display label of the category. May be localized. description No string "" Extensive description of the category. priority No number 1000 Priority of the category. Higher priority categories are displayed on top. autoExpand No boolean false Should this category be auto-expanded. Examples { "ruleType": "ContentModifier", "class": {"schemaName": "BisCore", "classNames": ["MyElementClass"]}, "propertyCategories": [{ "id": "my_custom_root_category", "label": "My Custom Root Category" }, { "id": "my_custom_child_category", "parentId": "my_custom_root_category", "label": "My Custom Child Category" }], "propertyOverrides": [{ "name": "MyProperty1", "categoryId": { "type": "Id", "id": "my_custom_root_category" } }], "relatedProperties": [{ "propertiesSource": { "relationship": {"schemaName": "BisCore", "className": "SomeRelationship"}, "direction": "Forward", }, "properties": [{ "name": "RelatedProperty2", "categoryId": { "type": "Id", "id": "my_custom_child_category" } }] }] } Last Updated: 11 June, 2024