LargeFloatingActionButton

Kotlin

@OptIn(ExperimentalMaterial3Api::class)


@Composable
fun LargeFloatingActionButtonSample() {
    // A FAB should have a tooltip associated with it.
    TooltipBox(
        positionProvider =
            TooltipDefaults.rememberTooltipPositionProvider(TooltipAnchorPosition.Above),
        tooltip = {
            PlainTooltip(
                modifier =
                    Modifier.semantics {
                        // TODO(b/496338253): Remove this modifier once bug where tooltip text is
                        //  not announced by a11y screen readers is resolved.
                        liveRegion = LiveRegionMode.Assertive
                        paneTitle = "Localized description"
                    }
            ) {
                Text("Localized description")
            }
        },
        state = rememberTooltipState(),
    ) {
        LargeFloatingActionButton(onClick = { /* do something */ }) {
            Icon(
                Icons.Filled.Add,
                contentDescription = "Localized description",
                modifier = Modifier.size(FloatingActionButtonDefaults.LargeIconSize),
            )
        }
    }
}