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v3.2.1 - Fix for HA 2026.4.1

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@martindell martindell released this 08 Apr 21:39

Bug fix for Home Assistant 2026.4.1

Fixes the notes section not displaying in entity dialogs after the HA 2026.4 update (issue #27).

HA 2026.4 made two breaking changes to the more-info dialog:

  • The dialog is now a persistent element that stays in the DOM permanently, rather than being added/removed on each open. This meant the integration's observer never fired.
  • The dialog internals moved from Material Design Components to WebAwesome, changing the shadow DOM structure from 1 level deep to 4 levels deep.

Both issues are now fixed. Notes should display consistently across all entity dialogs.


Issue #27 comment:

Fixed in v3.2.1 - update via HACS.

Root cause was two breaking changes in HA 2026.4:

  1. ha-more-info-dialog is now a persistent DOM element that HA reuses rather than recreating. The integration was watching for it being added to the DOM, which never happened. Fixed by listening for the hass-more-info event that HA fires every time a dialog opens.

  2. The dialog switched from Material Design Components to WebAwesome (wa-dialog), moving the content area 4 shadow DOM levels deep. The old selectors (.content, .mdc-dialog__content) no longer matched anything. Fixed with a recursive shadow DOM search and WebAwesome-specific selectors.