Skip to content

Action Configuration

You can set the state of expander card(s) using the fire-dom-event action on any card that supports actions.

  1. Set expander card(s) to have expander-card-id. Multiple expander cards can share the same id if you wish to set their state together.
  2. Set action on another card using the fire-dom-event action.
 tap_action:
   action: fire-dom-event
   expander-card:
     data:
       expander-card-id: <expander-card-id>
       action: < open | close | toggle >

Expander card config

    - type: custom:expander-card
      expander-card-id: my-expander-card

Action on another card

show_name: true
show_icon: true
type: button
name: Expand my-expander-card
icon: mdi:chevron-down
tap_action:
  action: fire-dom-event
  expander-card:
    data:
      expander-card-id: my-expander-card
      action: open