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bottomAppBar.kt
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bottomAppBar.kt
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package co.joebirch.composeplayground.material
import androidx.compose.material.Text
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.CircleShape
import androidx.compose.material.*
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Done
import androidx.compose.runtime.Composable
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.unit.dp
import co.joebirch.composeplayground.ComposableLayout
object BottomAppBarView : ComposableLayout {
@Composable
override fun build() {
val selectedLayout = remember { mutableStateOf(0) }
Column(
modifier = Modifier.fillMaxSize(),
verticalArrangement = Arrangement.SpaceEvenly,
horizontalAlignment = Alignment.CenterHorizontally
) {
when (selectedLayout.value) {
0 -> MinimalBottomAppBar {
Column(
modifier = Modifier.fillMaxSize(),
verticalArrangement = Arrangement.Center
) {
Button(onClick = {
selectedLayout.value = 1
}, modifier = Modifier.align(Alignment.CenterHorizontally)) {
Text(text = "Switch to styled bar")
}
}
}
1 -> StyledBottomAppBar {
Column(
modifier = Modifier.fillMaxSize(),
verticalArrangement = Arrangement.Center
) {
Button(onClick = {
selectedLayout.value = 2
}, modifier = Modifier.align(Alignment.CenterHorizontally)) {
Text(text = "Switch to FAB bar")
}
}
}
2 -> FabBottomAppBar {
Column(
modifier = Modifier.fillMaxSize(),
verticalArrangement = Arrangement.Center
) {
Button(onClick = {
selectedLayout.value = 3
}, modifier = Modifier.align(Alignment.CenterHorizontally)) {
Text(text = "Switch to minimal bar")
}
}
}
3 -> DockedFabBottomAppBar {
Column(
modifier = Modifier.fillMaxSize(),
verticalArrangement = Arrangement.Center
) {
Button(onClick = {
selectedLayout.value = 0
}, modifier = Modifier.align(Alignment.CenterHorizontally)) {
Text(text = "Switch to minimal bar")
}
}
}
}
}
}
}
@Composable
fun MinimalBottomAppBar(bodyContent: @Composable() () -> Unit) {
Scaffold(bottomBar = {
BottomAppBar {
Text(
text = "Jetpack Compose",
modifier = Modifier.padding(16.dp)
)
}
}, content = {
bodyContent()
})
}
@Composable
fun BackgroundColorBottomAppBar(bodyContent: @Composable() () -> Unit) {
BottomAppBar(
backgroundColor = Color.Black
) {
Text(
text = "Jetpack Compose",
modifier = Modifier.padding(16.dp)
)
}
}
@Composable
fun ContentColorBottomAppBar(bodyContent: @Composable() () -> Unit) {
BottomAppBar(
contentColor = Color.Black
) {
Text(
text = "Jetpack Compose",
modifier = Modifier.padding(16.dp)
)
}
}
@Composable
fun ElevationBottomAppBar(bodyContent: @Composable() () -> Unit) {
BottomAppBar(
elevation = 12.dp,
) {
Text(
text = "Jetpack Compose",
modifier = Modifier.padding(16.dp)
)
}
}
@Composable
fun StyledBottomAppBar(bodyContent: @Composable() () -> Unit) {
Scaffold(bottomBar = {
BottomAppBar(
elevation = 12.dp,
contentColor = Color.White,
backgroundColor = Color.Black
) {
Text(
text = "Jetpack Compose",
modifier = Modifier.padding(16.dp)
)
}
}, content = {
bodyContent()
})
}
@Composable
fun FabBottomAppBar(bodyContent: @Composable() () -> Unit) {
Scaffold(
bottomBar = {
BottomAppBar(
contentColor = Color.White,
backgroundColor = Color.Black,
cutoutShape = CircleShape
) {
}
},
floatingActionButton = {
FloatingActionButton(onClick = {
}) {
Icon(
Icons.Default.Done,
contentDescription = "my description"
)
}
},
floatingActionButtonPosition = FabPosition.Center,
content = {
bodyContent()
}
)
}
@Composable
fun DockedFabBottomAppBar(bodyContent: @Composable() () -> Unit) {
Scaffold(
bottomBar = {
BottomAppBar(
contentColor = Color.White,
backgroundColor = Color.Black,
cutoutShape = CircleShape
) {
}
},
floatingActionButton = {
FloatingActionButton(onClick = {
}) {
Icon(
Icons.Default.Done,
contentDescription = "my description"
)
}
},
floatingActionButtonPosition = FabPosition.Center,
isFloatingActionButtonDocked = true,
content = {
bodyContent()
})
}