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@Zoha131
Created November 19, 2020 17:22
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When I make the nested navigation the startDestination then it works otherwise I can’t go to the nested navigation. How can I navigate to the nested navigation?
import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity
import androidx.compose.foundation.layout.*
import androidx.compose.material.Text
import androidx.compose.material.Button
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.setContent
import androidx.compose.ui.unit.dp
import androidx.navigation.compose.NavHost
import androidx.navigation.compose.composable
import androidx.navigation.compose.navigation
import androidx.navigation.compose.navigate
import androidx.navigation.compose.rememberNavController
import io.github.zoha131.navigation.ui.NavigationTheme
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContent {
NavigationTheme {
val navController = rememberNavController()
NavHost(navController = navController, startDestination = Route.Splash) {
composable(Route.Splash) {
Screen(
title = Route.Splash,
// This creates a fatal error. I can't navigate to nested graph
onNavigation = { navController.navigate(Route.Auth) }
)
}
navigation(startDestination = Route.NestedAuth.Social, route = Route.Auth){
composable(Route.NestedAuth.Social) {
Screen(
title = Route.NestedAuth.Social,
onNavigation = { navController.navigate(Route.NestedAuth.EmailSignup) }
)
}
composable(Route.NestedAuth.EmailSignup) {
Screen(
title = Route.NestedAuth.EmailSignup,
onNavigation = { navController.navigate(Route.Main) }
)
}
}
composable(Route.Main) {
Screen(
title = Route.Main,
onNavigation = { navController.navigate(Route.Splash) }
)
}
}
}
}
}
}
object Route {
const val Splash = "Splash"
const val Main = "Main"
const val Auth = "Auth"
object NestedAuth {
const val Social = "Social"
const val EmailSignup = "EmailSignup"
}
}
@Composable
fun Screen(title: String, onNavigation: () -> Unit) {
Column(
modifier = Modifier.fillMaxSize(),
horizontalAlignment = Alignment.CenterHorizontally,
verticalArrangement = Arrangement.Center
) {
Text(text = title)
Spacer(modifier = Modifier.size(24.dp))
Button(onClick = onNavigation) {
Text(text = "Next Page")
}
}
}
@1niksjain
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Do you get solution for this. I am also facing the same issue

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