IconToggleButtonDefaults

@Composable
fun animatedToggleButtonShape(
    interactionSource: InteractionSource,
    checked: Boolean,
    uncheckedCornerSize: CornerSize = UncheckedCornerSize,
    checkedCornerSize: CornerSize = CheckedCornerSize,
    pressedCornerSize: CornerSize = PressedCornerSize,
    onPressAnimationSpec: FiniteAnimationSpec<Float> = MaterialTheme.motionScheme.rememberFastSpatialSpec(),
    onReleaseAnimationSpec: FiniteAnimationSpec<Float> = MaterialTheme.motionScheme.slowSpatialSpec()
): Shape

Creates a Shape with an animation between three CornerSizes based on the pressed state and checked/unchecked.

A simple icon toggle button using the default colors, animated on Press and Check/Uncheck:

import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Favorite
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.wear.compose.material3.Icon
import androidx.wear.compose.material3.IconToggleButton
import androidx.wear.compose.material3.IconToggleButtonDefaults

val interactionSource = remember { MutableInteractionSource() }
var checked by remember { mutableStateOf(true) }
IconToggleButton(
    checked = checked,
    onCheckedChange = { checked = !checked },
    interactionSource = interactionSource,
    shape =
        IconToggleButtonDefaults.animatedToggleButtonShape(
            interactionSource = interactionSource,
            checked = checked
        ),
) {
    Icon(imageVector = Icons.Filled.Favorite, contentDescription = "Favorite icon")
}

@Composable
fun iconToggleButtonColors(): IconToggleButtonColors

Creates an IconToggleButtonColors for a IconToggleButton

• by default, a colored background with a contrasting content color.

If the button is disabled, then the colors will have an alpha (DisabledContentAlpha and DisabledContainerAlpha) value applied.

@Composable
fun iconToggleButtonColors(
    checkedContainerColor: Color = Color.Unspecified,
    checkedContentColor: Color = Color.Unspecified,
    uncheckedContainerColor: Color = Color.Unspecified,
    uncheckedContentColor: Color = Color.Unspecified,
    disabledCheckedContainerColor: Color = Color.Unspecified,
    disabledCheckedContentColor: Color = Color.Unspecified,
    disabledUncheckedContainerColor: Color = Color.Unspecified,
    disabledUncheckedContentColor: Color = Color.Unspecified
): IconToggleButtonColors

Creates a IconToggleButtonColors for a IconToggleButton

• by default, a colored background with a contrasting content color.

If the button is disabled, then the colors will have an alpha (DisabledContentAlpha and DisabledContainerAlpha) value applied.

val CheckedCornerSize: CornerSize

The recommended size for a Checked button when animated.

val PressedCornerSize: CornerSize

The recommended size for a Pressed button when animated.

val UncheckedCornerSize: CornerSize

The recommended size for an Unchecked button when animated.