Floating action button

 Floating action button perform primary action on a screen.

• Floating Action Button
• Small Floating Action Button
• Large Floating Action Button
• Extended Floating Action Button

package io.material.compose.ui.design

import androidx.compose.foundation.layout.size
import androidx.compose.material.ExperimentalMaterialApi
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Add
import androidx.compose.material3.*
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier

@OptIn(ExperimentalMaterialApi::class)
@Composable
fun FloatingActionButtonSample() {
    FloatingActionButton(
        onClick = { /* do something */ },
    ) {
        Icon(Icons.Filled.Add, "Localized description")
    }
}

@OptIn(ExperimentalMaterialApi::class)
@Composable
fun SmallFloatingActionButtonSample() {
    SmallFloatingActionButton(
        onClick = { /* do something */ },
    ) {
        Icon(Icons.Filled.Add, contentDescription = "Localized description")
    }
}

@OptIn(ExperimentalMaterialApi::class)
@Composable
fun LargeFloatingActionButtonSample() {
    LargeFloatingActionButton(
        onClick = { /* do something */ },
    ) {
        Icon(
            Icons.Filled.Add,
            contentDescription = "Localized description",
            modifier = Modifier.size(FloatingActionButtonDefaults.LargeIconSize),
        )
    }
}

@OptIn(ExperimentalMaterialApi::class)
@Composable
fun ExtendedFloatingActionButtonSample() {
    ExtendedFloatingActionButton(
        onClick = { /* do something */ },
        icon = { Icon(Icons.Filled.Add, "Localized description") },
        text = { Text(text = "Extended FAB") },
    )
}

..