Codi JC34 - SplashScreen amb un delay en Jetpack Compose

Author: Section One

app/src/main/java/es/cibernarium/jetpackcomposeapp/navegacio/NavegacioApp.kt

@@ -8,11 +8,15 @@ import androidx.navigation.compose.rememberNavController
 import androidx.navigation.navArgument
 import es.cibernarium.jetpackcomposeapp.pantalles.PrimeraPantalla
 import es.cibernarium.jetpackcomposeapp.pantalles.SegonaPantalla
+import es.cibernarium.jetpackcomposeapp.pantalles.SplashScreen
 
 @Composable
 fun NavegacioApp(){
     val navController = rememberNavController()
-    NavHost(navController = navController, startDestination = PantallesApp.PrimeraPantalla.route) {
+    NavHost(navController = navController, startDestination = PantallesApp.SplashScreen.route) {
+        composable(route = PantallesApp.SplashScreen.route) {
+            SplashScreen(navController)
+        }
         composable(route = PantallesApp.PrimeraPantalla.route) {
             PrimeraPantalla(navController)
         }

app/src/main/java/es/cibernarium/jetpackcomposeapp/navegacio/PantallesApp.kt

@@ -1,6 +1,7 @@
 package es.cibernarium.jetpackcomposeapp.navegacio
 
 sealed class PantallesApp(val route: String){
+    object SplashScreen:PantallesApp("splash_screen")
     object PrimeraPantalla:PantallesApp("primera_pantalla")
     object SegonaPantalla:PantallesApp("segona_pantalla")
 }

app/src/main/java/es/cibernarium/jetpackcomposeapp/pantalles/SplashScreen.kt

@@ -7,16 +7,25 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.size
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.navigation.NavController
 import es.cibernarium.jetpackcomposeapp.R
+import es.cibernarium.jetpackcomposeapp.navegacio.PantallesApp
+import kotlinx.coroutines.delay
 
 @Composable
-fun SplashScreen(){
+fun SplashScreen(navController: NavController){
+    LaunchedEffect(key1 = true) {
+        delay(5000)
+        navController.popBackStack() //Buidem el historial per impedir que pugui tornar el SplashScreen
+        navController.navigate(PantallesApp.PrimeraPantalla.route)
+    }
     Splash()
 }