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Subform JavaScript events #579

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10 changes: 10 additions & 0 deletions docs/general-concepts/forms-fields/standard-fields/subform.md
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Expand Up @@ -148,6 +148,16 @@ If you have javascript validation set in fields of your subform (set by the clas

This is also true for custom fields which extend SubformField.

### Events

- `subform-row-add` Event dispatched after new row has been added. Target: subform element. CustomEvent detail property contain affected row: `detail.row`.
- `joomla:updated` Event dispatched after new row has been added. Target: affected row element.
- `subform-row-remove` Event dispatched before removing the row. Target: subform element. CustomEvent detail property contain affected row: `detail.row`.
- `joomla:removed` Event dispatched before removing the row. Target: affected row element.
- `subform-order-changed` Event dispatched after rows ordering has been changed. Target: subform element. CustomEvent detail property contain affected row: `detail.row`, index of original position: `detail.fromPosition`, index of final position: `detail.toPosition`.

All events are bubbles up in DOM.

## Server-side validation and filters

Server-side validation and filters are applied to the fields of the subform as normal, in the same way as when those fields are not part of a subform.
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5 changes: 5 additions & 0 deletions migrations/60-61/new-features.md
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Expand Up @@ -29,3 +29,8 @@ Any changes in best practice.
A new layout `joomla.form.field.subform.repeatable-grid` that renders subform fields in a grid (partially mimicking the table look), making it more responsive compared to the table layout.

- PR: https://github.com/joomla/joomla-cms/pull/42347

## New event for `subform` field
Added `subform-order-changed` event when order is changed in subform field.

- PR: https://github.com/joomla/joomla-cms/pull/46093