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The DropDown widget allows you to display a drop down menu,

• to select the value of an item from a datasource
• or to assign an entity to a relatedEntity attribute
• or to select the current element of a datasource

This widget has the following properties:

• selectItem: If true, the current element of the items datasource will be synced with the selected item of the widget
• value: The value of the curretly selected item, could be bound to an scalar attribute to save the value, or boud to a relatedEntity attribute to set the entity pointed by this attribute
• items: the datasource or the dataclass containing the items to show in the menu ** Attribute value: The attribute that describe the value that ill be copied in the value property when you select an item in the list ** Attribute label: The label displayed for each item
• limit: the maximum number of items to show in the drop down menu
• allowEmpty: add an empty row as the first item in the list

• change
• errorNotFound: when we try to set the value of the widget to an item that doesn't exists or that is beyond the limit

You can install a custom widget by using the Add-ons Extension. For more information, refer to the Installing a Custom Widget manual.

For more information about creating a custom widget, refer to the Widgets v2 Creating a Widget manual.