Базовая навигация

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/WallencUi.kt

@@ -0,0 +1,44 @@
+package com.github.nullptroma.wallenc.presentation
+
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.rememberNavController
+import androidx.navigation.toRoute
+import com.github.nullptroma.wallenc.presentation.screens.main.MainRoute
+import com.github.nullptroma.wallenc.presentation.screens.main.MainScreen
+import com.github.nullptroma.wallenc.presentation.screens.settings.SettingsRoute
+import com.github.nullptroma.wallenc.presentation.screens.settings.SettingsScreen
+import com.github.nullptroma.wallenc.presentation.theme.WallencTheme
+
+
+@Composable
+fun WallencUi() {
+    WallencTheme {
+        Surface {
+            WallencNavRoot()
+        }
+    }
+}
+
+@Composable
+fun WallencNavRoot() {
+    val navController = rememberNavController()
+    Scaffold { innerPaddings ->
+        NavHost(navController, startDestination = MainRoute()) {
+            composable<MainRoute> {
+                MainScreen(Modifier.padding(innerPaddings), onSettingsRoute = { settingsRoute ->
+                    navController.navigate(settingsRoute)
+                })
+            }
+            composable<SettingsRoute> {
+                val route: SettingsRoute = it.toRoute()
+                SettingsScreen(Modifier.padding(innerPaddings), route.text)
+            }
+        }
+    }
+}

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/extensions/Modifier.kt

@@ -0,0 +1,25 @@
+package com.github.nullptroma.wallenc.presentation.extensions
+
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.layout.layout
+import androidx.compose.ui.unit.Dp
+
+fun Modifier.ignoreHorizontalParentPadding(horizontal: Dp): Modifier {
+    return this.layout { measurable, constraints ->
+        val overrideWidth = constraints.maxWidth + 2 * horizontal.roundToPx()
+        val placeable = measurable.measure(constraints.copy(maxWidth = overrideWidth))
+        layout(placeable.width, placeable.height) {
+            placeable.place(0, 0)
+        }
+    }
+}
+
+fun Modifier.ignoreVerticalParentPadding(vertical: Dp): Modifier {
+    return this.layout { measurable, constraints ->
+        val overrideHeight = constraints.maxHeight + 2 * vertical.roundToPx()
+        val placeable = measurable.measure(constraints.copy(maxHeight = overrideHeight))
+        layout(placeable.width, placeable.height) {
+            placeable.place(0, 0)
+        }
+    }
+}

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/screens/main/MainRoute.kt

@@ -0,0 +1,5 @@
+package com.github.nullptroma.wallenc.presentation.screens.main
+
+import kotlinx.serialization.Serializable
+
+@Serializable class MainRoute

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/screens/main/MainScreen.kt

@@ -1,29 +1,36 @@
 package com.github.nullptroma.wallenc.presentation.screens.main
 
-import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.imePadding
+import androidx.compose.material3.Button
 import androidx.compose.material3.Text
 import androidx.compose.material3.TextField
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.hilt.navigation.compose.hiltViewModel
+import com.github.nullptroma.wallenc.presentation.screens.settings.SettingsRoute
 
 
 @androidx.compose.runtime.Composable
-fun MainScreen(modifier: Modifier = Modifier.Companion, viewModel: MainViewModel = hiltViewModel()) {
+fun MainScreen(modifier: Modifier = Modifier,
+               viewModel: MainViewModel = hiltViewModel(),
+               onSettingsRoute: (SettingsRoute) -> Unit) {
     val state = viewModel.stateFlow
-    Column(modifier = modifier.imePadding()) {
-
-        Text(text = state.value)
-        Box(
-            modifier = Modifier.Companion.fillMaxSize(),
-            contentAlignment = Alignment.Companion.BottomCenter
-        ) {
-            TextField("", onValueChange = {
-
-            })
+    var text by remember { mutableStateOf("") }
+    Column(modifier = modifier.imePadding().fillMaxSize(), horizontalAlignment = Alignment.CenterHorizontally, verticalArrangement = Arrangement.Center) {
+        TextField(text, onValueChange = { s ->
+            text = s
+        })
+        Button( onClick = {
+            onSettingsRoute(SettingsRoute(text))
+        }) {
+            Text("Press Me!")
         }
     }
 }

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/screens/settings/SettingsRoute.kt

@@ -0,0 +1,5 @@
+package com.github.nullptroma.wallenc.presentation.screens.settings
+
+import kotlinx.serialization.Serializable
+
+@Serializable class SettingsRoute(val text: String)

presentation/src/main/java/com/github/nullptroma/wallenc/presentation/screens/settings/SettingsScreen.kt

@@ -0,0 +1,19 @@
+package com.github.nullptroma.wallenc.presentation.screens.settings
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import com.github.nullptroma.wallenc.presentation.R
+
+@Composable
+fun SettingsScreen(modifier: Modifier, text: String) {
+    Column (modifier = modifier.fillMaxSize(), horizontalAlignment = Alignment.CenterHorizontally, verticalArrangement = Arrangement.Center) {
+        Text(text = stringResource(id = R.string.settings_title))
+        Text(text = text)
+    }
+}

presentation/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="settings_title">Settings Screen Title!</string>
+</resources>