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Implements basic navigation

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This commit is contained in:
Dennis Schoepf 2025-04-07 00:13:23 +02:00
parent d6c93f262b
commit c45d852aa0
10 changed files with 237 additions and 39 deletions
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50
.idea/inspectionProfiles/Project_Default.xml generated Normal file
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36
app/src/main/java/com/dnsc/plaindo/PlaindoApp.kt
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package com.dnsc.plaindo
import android.util.Log
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.outlined.DateRange
import androidx.compose.material.icons.outlined.Home
import androidx.compose.material3.Scaffold
import androidx.compose.runtime.Composable
import androidx.navigation.compose.NavHost
import androidx.navigation.compose.composable
import androidx.navigation.compose.rememberNavController
import com.dnsc.plaindo.ui.overview.PlaindoOverview
import com.dnsc.plaindo.ui.agenda.PlaindoAgendaScreen
import com.dnsc.plaindo.ui.components.BottomNavigation
import com.dnsc.plaindo.ui.components.TopBar
import com.dnsc.plaindo.ui.overview.PlaindoOverviewScreen
import com.dnsc.plaindo.ui.settings.PlaindoSettings
import com.dnsc.plaindo.ui.settings.PlaindoSettingsScreen
@Composable
fun PlaindoApp() {
val topLevelRoutes = listOf(
TopLevelRoute("Home", "overview", Icons.Outlined.Home),
TopLevelRoute("Agenda", "agenda", Icons.Outlined.DateRange),
)
val navController = rememberNavController()
NavHost(navController, startDestination = PlaindoOverview) {
composable<PlaindoOverview> {
PlaindoOverviewScreen()
}
composable<PlaindoSettings> {
PlaindoSettingsScreen()
Scaffold(
topBar = {
TopBar("Plaindo", navController)
},
bottomBar = { BottomNavigation(navController, topLevelRoutes) }
) { innerPadding ->
NavHost(navController, startDestination = "overview") {
composable("overview") {
PlaindoOverviewScreen(navController, innerPadding)
}
composable("agenda") {
PlaindoAgendaScreen(innerPadding)
}
composable("settings") {
PlaindoSettingsScreen(innerPadding)
}
}
}
}

6
app/src/main/java/com/dnsc/plaindo/TopLevelRoute.kt Normal file
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package com.dnsc.plaindo
import androidx.compose.ui.graphics.vector.ImageVector
data class TopLevelRoute(val name: String, val route: String, val icon: ImageVector)

6
app/src/main/java/com/dnsc/plaindo/ui/agenda/PlaindoAgenda.kt Normal file
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package com.dnsc.plaindo.ui.agenda
import kotlinx.serialization.Serializable
@Serializable
object PlaindoAgenda

15
app/src/main/java/com/dnsc/plaindo/ui/agenda/PlaindoAgendaScreen.kt Normal file
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package com.dnsc.plaindo.ui.agenda
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
@Composable
fun PlaindoAgendaScreen(innerPadding: PaddingValues) {
Column(modifier = Modifier.padding(innerPadding)) {
Text(text = "Agenda")
}
}

42
app/src/main/java/com/dnsc/plaindo/ui/components/BottomNavigation.kt Normal file
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package com.dnsc.plaindo.ui.components
import android.util.Log
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.outlined.DateRange
import androidx.compose.material.icons.outlined.Home
import androidx.compose.material.icons.outlined.List
import androidx.compose.material3.Icon
import androidx.compose.material3.NavigationBar
import androidx.compose.material3.NavigationBarItem
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.navigation.NavDestination.Companion.hierarchy
import androidx.navigation.NavGraph.Companion.findStartDestination
import androidx.navigation.NavHostController
import androidx.navigation.compose.currentBackStackEntryAsState
import com.dnsc.plaindo.TopLevelRoute
@Composable
fun BottomNavigation(navController: NavHostController, topLevelRoutes: List<TopLevelRoute>) {
NavigationBar {
val navBackStackEntry = navController.currentBackStackEntryAsState().value
val currentDestination = navBackStackEntry?.destination
topLevelRoutes.forEach { topLevelRoute ->
NavigationBarItem(
icon = { Icon(topLevelRoute.icon, contentDescription = topLevelRoute.name) },
label = { Text(topLevelRoute.name) },
selected = currentDestination?.hierarchy?.any { it.route == topLevelRoute.route } == true,
onClick = {
navController.navigate(topLevelRoute.route) {
popUpTo(navController.graph.findStartDestination().id) {
saveState = true
}
launchSingleTop = true
restoreState = true
}
}
)
}
}
}

13
app/src/main/java/com/dnsc/plaindo/ui/shared/TopBar.kt → app/src/main/java/com/dnsc/plaindo/ui/components/TopBar.kt
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@ -1,23 +1,30 @@
package com.dnsc.plaindo.ui.shared
package com.dnsc.plaindo.ui.components
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.material3.Text
import androidx.compose.material3.TopAppBar
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.unit.dp
import androidx.navigation.NavController
import androidx.navigation.NavHostController
@OptIn(ExperimentalMaterial3Api::class)
@Composable
fun TopBar(title: String) {
fun TopBar(title: String, navController: NavHostController) {
TopAppBar(
title = {
Text(
text = title,
modifier = Modifier.fillMaxWidth(),
modifier = Modifier.fillMaxWidth().padding(start = 12.dp),
textAlign = TextAlign.Left
)
},
actions = {
TopBarMenu(navController)
}
)
}

68
app/src/main/java/com/dnsc/plaindo/ui/components/TopBarMenu.kt Normal file
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package com.dnsc.plaindo.ui.components
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.padding
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.MoreVert
import androidx.compose.material.icons.outlined.Menu
import androidx.compose.material.icons.outlined.Search
import androidx.compose.material.icons.outlined.Settings
import androidx.compose.material3.DropdownMenu
import androidx.compose.material3.DropdownMenuItem
import androidx.compose.material3.Icon
import androidx.compose.material3.IconButton
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.navigation.NavController
import androidx.navigation.NavGraph.Companion.findStartDestination
import androidx.navigation.NavHostController
@Composable
fun TopBarMenu(navController: NavHostController) {
var expanded by remember { mutableStateOf(false) }
Box(
modifier = Modifier
.padding(16.dp)
) {
IconButton(onClick = { expanded = !expanded }) {
Icon(Icons.Default.MoreVert, contentDescription = "More options")
}
DropdownMenu(
expanded = expanded,
onDismissRequest = { expanded = false }
) {
DropdownMenuItem(
leadingIcon = { Icon(Icons.Outlined.Menu, contentDescription = "Filter", modifier = Modifier.padding(start = 12.dp)) },
text = { Text("Filter", fontSize = 16.sp, modifier = Modifier.padding(end = 16.dp)) },
onClick = { /* Do something... */ }
)
DropdownMenuItem(
leadingIcon = { Icon(Icons.Outlined.Search, contentDescription = "Search", modifier = Modifier.padding(start = 12.dp)) },
text = { Text("Search", fontSize = 16.sp, modifier = Modifier.padding(end = 16.dp)) },
onClick = { /* Do something... */ }
)
DropdownMenuItem(
leadingIcon = { Icon(Icons.Outlined.Settings, contentDescription = "Settings", modifier = Modifier.padding(start = 12.dp)) },
text = { Text("Settings", fontSize = 16.sp, modifier = Modifier.padding(end = 16.dp)) },
onClick = {
navController.navigate("settings") {
popUpTo(navController.graph.findStartDestination().id) {
saveState = true
}
launchSingleTop = true
restoreState = true
}
expanded = false
}
)
}
}
}

19
app/src/main/java/com/dnsc/plaindo/ui/overview/PlaindoOverviewScreen.kt
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@ -1,24 +1,17 @@
package com.dnsc.plaindo.ui.overview
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import com.dnsc.plaindo.ui.shared.TopBar
import androidx.navigation.NavHostController
import com.dnsc.plaindo.ui.components.TopBar
@Composable
fun PlaindoOverviewScreen() {
Scaffold(
topBar = {
TopBar(title = "Overview")
}
) { innerPadding ->
Column(
modifier = Modifier.padding(innerPadding)
) {
Text(text = "Overview")
}
fun PlaindoOverviewScreen(navController: NavHostController, innerPadding: PaddingValues) {
Column(modifier = Modifier.padding(innerPadding)) {
Text(text = "Overview")
}
}

17
app/src/main/java/com/dnsc/plaindo/ui/settings/PlaindoSettingsScreen.kt
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@ -1,24 +1,15 @@
package com.dnsc.plaindo.ui.settings
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import com.dnsc.plaindo.ui.shared.TopBar
@Composable
fun PlaindoSettingsScreen() {
Scaffold(
topBar = {
TopBar(title = "Settings")
}
) { innerPadding ->
Column(
modifier = Modifier.padding(innerPadding)
) {
Text(text = "Settings")
}
fun PlaindoSettingsScreen(innerPadding: PaddingValues) {
Column(modifier = Modifier.padding(innerPadding)) {
Text(text = "Settings")
}
}