api.preview.send( 'ready', {
activePanels: api.settings.activePanels,
activeSections: api.settings.activeSections,
- activeControls: api.settings.activeControls
+ activeControls: api.settings.activeControls,
+ settingValidities: api.settings.settingValidities
} );
// Display a loading indicator when preview is reloading, and remove on failure.