This setting panel is provided by a svelte component
See:
/lib/setting-pannel.svelte
{ showMessage( `Checkbox changed: ${event.detail.key} = ${event.detail.value}` ); }} />
{ showMessage( `Input changed: ${event.detail.key} = ${event.detail.value}` ); }} />
{ showMessage("Button clicked"); }} />
{ showMessage( `Select changed: ${event.detail.key} = ${event.detail.value}` ); }} />
{ showMessage( `Slide changed: ${event.detail.key} = ${event.detail.value}` ); }} />