How to create dependent fields (Cascaded structure)

Hi guys,

I have to create one select box and with selects box user should able to select multiple options.

Based on these option new extensionElements structured select box should be added and then the user should edit the field values.

I am new to this world.
Please suggest some help.

Please provide more context:

  • which library do you use?
  • where do you create select boxes


I am using Property Panel where I am trying to add new dependent fields for startEvent Shape.

I am creating select box and dependent element by extending BpmnPropertiesProvider.js to add element in general tab