ActionsAndroid

Wearable action

Present one at-a-glance, round primary action on watchOS or Wear OS.

Public APILumenWearActionButtonAndroid / Compose

Native example

Use Wearable action

Use for one essential wrist action. Keep haptics, health or safety policy, synchronization, and command handling in the application.

LumenWearActionButton(
    accessibilityLabel = "Start contraction",
    onClick = ::startContraction
) { TimerLabel() }

Reference

The primary shared and platform-specific options exposed by LumenWearActionButton.

API	Values or type	Default	Description
accessibilityLabel	`Native localized text`	`Required`	Names the essential action.
onClick	`() -> Unit`	`Required`	Runs application-owned behavior.
tone	`brand · accent · success · warning · danger · neutral`	`brand`	Applies semantic intent.
dimension	`Native display units`	`120`	Clamps the round target to wearable-safe bounds.
enabled	`Boolean`	`true`	Controls action and disabled presentation.

Native behavior

Use for one essential wrist action. Keep haptics, health or safety policy, synchronization, and command handling in the application.

Requires one concise action label, preserves native button semantics, and exposes disabled state without duplicating visible content.

Shared component