indication

Compose Modifier
Common
fun Modifier.indication(interactionSource: InteractionSource, indication: Indication?): Modifier

Draws visual effects for this component when interactions occur.

Parameters
interactionSource InteractionSource that will be used by indication to draw visual effects - this InteractionSource represents the stream of Interactions for this component.
indication Indication used to draw visual effects. If null, no visual effects will be shown for this component.

Code Examples

IndicationSample

@Composable
fun IndicationSample() {
    val interactionSource = remember { MutableInteractionSource() }
    Column {
        Text(
            text = "Click me and my neighbour will indicate as well!",
            modifier =
                Modifier
                    // clickable will dispatch events using MutableInteractionSource
                    .clickable(
                        interactionSource = interactionSource,
                        indication = LocalIndication.current,
                    ) {
                        /** do something */
                    }
                    .padding(10.dp),
        )
        Spacer(Modifier.requiredHeight(10.dp))
        Text(
            text = "I'm neighbour and I indicate when you click the other one",
            modifier =
                Modifier
                    // this element doesn't have a click, but will show default indication from the
                    // CompositionLocal as it accepts the same MutableInteractionSource
                    .indication(interactionSource, LocalIndication.current)
                    .padding(10.dp),
        )
    }
}