2023-10-08 13:05:13 +04:00

82 lines
3.0 KiB
Kotlin

package com.example.myapplication.Navbar
import android.annotation.SuppressLint
import android.content.Context
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.rememberScrollState
import androidx.compose.foundation.verticalScroll
import androidx.compose.material.BottomNavigation
import androidx.compose.material.BottomNavigationItem
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.AccountBox
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.material3.Icon
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Scaffold
import androidx.compose.runtime.Composable
import androidx.compose.runtime.ControlledComposition
import androidx.compose.runtime.getValue
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import androidx.core.content.ContextCompat
import androidx.navigation.NavDestination.Companion.hierarchy
import androidx.navigation.NavGraph.Companion.findStartDestination
import androidx.navigation.compose.NavHost
import androidx.navigation.compose.currentBackStackEntryAsState
import androidx.navigation.compose.rememberNavController
import com.example.myapplication.ui.theme.BlueNavbar
@OptIn(ExperimentalMaterial3Api::class)
@SuppressLint("UnusedMaterialScaffoldPaddingParameter")
@Composable
fun NavBar(){
val navController = rememberNavController()
val items = listOf(
NavItem.Basket,
NavItem.ListOfServices,
NavItem.Profile
)
Scaffold(bottomBar = {
BottomNavigation(
backgroundColor = BlueNavbar
){
val navBackStackEntry by navController.currentBackStackEntryAsState()
val currentDestination = navBackStackEntry?.destination
items.forEach { screen ->
BottomNavigationItem(
icon = { ContextCompat.getDrawable(LocalContext.current, screen.icon)},
selected = currentDestination?.hierarchy?.any { it.route == screen.route } == true,
onClick = {
navController.navigate(screen.route){
popUpTo(navController.graph.findStartDestination().id) {
saveState = true
}
launchSingleTop = true
restoreState = true
}
}
)
}
}
}){paddingValues ->
Column(modifier = Modifier
.fillMaxSize()
.padding(bottom = paddingValues.calculateBottomPadding())
.verticalScroll(rememberScrollState())) {
}
NavController(navController = navController)
}
}
@Composable
@Preview
fun NavigatePreview(){
NavBar()
}