diff --git a/WindowSizeClassSample/.gitignore b/WindowSizeClassSample/.gitignore
new file mode 100644
index 0000000..207c247
--- /dev/null
+++ b/WindowSizeClassSample/.gitignore
@@ -0,0 +1,17 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
+/.idea/
+/.kotlin/
diff --git a/WindowSizeClassSample/app/.gitignore b/WindowSizeClassSample/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/WindowSizeClassSample/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/build.gradle.kts b/WindowSizeClassSample/app/build.gradle.kts
new file mode 100644
index 0000000..6d5bb3b
--- /dev/null
+++ b/WindowSizeClassSample/app/build.gradle.kts
@@ -0,0 +1,60 @@
+plugins {
+ alias(libs.plugins.android.application)
+ alias(libs.plugins.kotlin.android)
+ alias(libs.plugins.kotlin.compose)
+}
+
+android {
+ namespace = "com.google.sample.wsc.lxl"
+ compileSdk = 36
+
+ defaultConfig {
+ applicationId = "com.google.sample.wsc.lxl"
+ minSdk = 24
+ targetSdk = 36
+ versionCode = 1
+ versionName = "1.0"
+
+ testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+ }
+
+ buildTypes {
+ release {
+ isMinifyEnabled = false
+ proguardFiles(
+ getDefaultProguardFile("proguard-android-optimize.txt"),
+ "proguard-rules.pro"
+ )
+ }
+ }
+ compileOptions {
+ sourceCompatibility = JavaVersion.VERSION_21
+ targetCompatibility = JavaVersion.VERSION_21
+ }
+ buildFeatures {
+ compose = true
+ }
+}
+
+dependencies {
+
+ implementation(libs.androidx.core.ktx)
+ implementation(libs.androidx.lifecycle.runtime.ktx)
+ implementation(libs.androidx.activity.compose)
+ implementation(platform(libs.androidx.compose.bom))
+ implementation(libs.androidx.ui)
+ implementation(libs.androidx.ui.graphics)
+ implementation(libs.androidx.ui.tooling.preview)
+ implementation(libs.androidx.material3)
+ implementation(libs.androidx.material3.adaptive)
+ implementation(libs.androidx.material3.wsc)
+ implementation(libs.androidx.window)
+ implementation(libs.androidx.window.core)
+ testImplementation(libs.junit)
+ androidTestImplementation(libs.androidx.junit)
+ androidTestImplementation(libs.androidx.espresso.core)
+ androidTestImplementation(platform(libs.androidx.compose.bom))
+ androidTestImplementation(libs.androidx.ui.test.junit4)
+ debugImplementation(libs.androidx.ui.tooling)
+ debugImplementation(libs.androidx.ui.test.manifest)
+}
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/proguard-rules.pro b/WindowSizeClassSample/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/WindowSizeClassSample/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/androidTest/java/com/google/sample/wsc/lxl/ExampleInstrumentedTest.kt b/WindowSizeClassSample/app/src/androidTest/java/com/google/sample/wsc/lxl/ExampleInstrumentedTest.kt
new file mode 100644
index 0000000..687a2ca
--- /dev/null
+++ b/WindowSizeClassSample/app/src/androidTest/java/com/google/sample/wsc/lxl/ExampleInstrumentedTest.kt
@@ -0,0 +1,24 @@
+package com.google.sample.wsc.lxl
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+ @Test
+ fun useAppContext() {
+ // Context of the app under test.
+ val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+ assertEquals("com.google.sample.wsc.lxl", appContext.packageName)
+ }
+}
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/AndroidManifest.xml b/WindowSizeClassSample/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..7d1993b
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/AndroidManifest.xml
@@ -0,0 +1,23 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/MainActivity.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/MainActivity.kt
new file mode 100644
index 0000000..61c5be4
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/MainActivity.kt
@@ -0,0 +1,28 @@
+package com.google.sample.wsc.lxl
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Scaffold
+import androidx.compose.ui.Modifier
+import com.google.sample.wsc.lxl.ui.Content
+import com.google.sample.wsc.lxl.ui.theme.WindowSizeClassSampleTheme
+
+class MainActivity : ComponentActivity() {
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+ enableEdgeToEdge()
+ setContent {
+ WindowSizeClassSampleTheme {
+ Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
+ Content(
+ modifier = Modifier.padding(innerPadding)
+ )
+ }
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/Content.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/Content.kt
new file mode 100644
index 0000000..f6e3cf1
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/Content.kt
@@ -0,0 +1,197 @@
+package com.google.sample.wsc.lxl.ui
+
+import androidx.activity.compose.LocalActivity
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.RowScope
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.grid.GridCells
+import androidx.compose.foundation.lazy.grid.GridItemSpan
+import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
+import androidx.compose.material3.ExperimentalMaterial3ExpressiveApi
+import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.PreviewScreenSizes
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.google.sample.wsc.lxl.utils.Height
+import com.google.sample.wsc.lxl.utils.Width
+import com.google.sample.wsc.lxl.utils.calculateColumns
+import com.google.sample.wsc.lxl.utils.calculateColumnsForTitles
+import com.google.sample.wsc.lxl.utils.material
+import com.google.sample.wsc.lxl.utils.windowManager
+
+@PreviewScreenSizes
+@Composable
+fun Content(modifier: Modifier = Modifier) {
+
+ val wm = LocalActivity.current?.windowManager() ?: return
+ val material = material()
+ val numberOfColumns = calculateColumns(wm.first)
+ val numberOfColumnsForTitles = calculateColumnsForTitles(wm.first)
+
+ LazyVerticalGrid(
+ columns = GridCells.Fixed(numberOfColumns), modifier = modifier.fillMaxSize()
+ ) {
+ item(span = { GridItemSpan(numberOfColumnsForTitles) }) {
+ Title()
+ }
+ item(span = { GridItemSpan(numberOfColumnsForTitles) }) {
+ Subtitle("WindowManager")
+ }
+ item {
+ WidthComposable(width = wm.first)
+ }
+ item {
+ HeightComposable(height = wm.second)
+ }
+
+ if (numberOfColumns < 3) {
+ item(span = { GridItemSpan(numberOfColumnsForTitles) }) {
+ HorizontalDivider(
+ modifier = Modifier
+ .fillMaxSize()
+ .padding(vertical = 8.dp, horizontal = 24.dp),
+ thickness = 4.dp,
+ color = MaterialTheme.colorScheme.onPrimaryFixedVariant
+ )
+ }
+ }
+
+ item(span = { GridItemSpan(numberOfColumnsForTitles) }) {
+ Subtitle("Material")
+ }
+ item {
+ WidthComposable(material.first)
+ }
+ item {
+ HeightComposable(material.second)
+ }
+ }
+}
+
+@Composable
+private fun Title() {
+ Text(
+ text = "WindowSizeClass Sample",
+ modifier = Modifier
+ .fillMaxSize()
+ .background(color = MaterialTheme.colorScheme.inverseOnSurface)
+ .padding(vertical = 16.dp),
+ style = MaterialTheme.typography.headlineLarge,
+ textAlign = TextAlign.Center
+ )
+}
+
+@Composable
+private fun Subtitle(text: String) {
+ Text(
+ text = text,
+ modifier = Modifier
+ .fillMaxSize()
+ .background(color = MaterialTheme.colorScheme.onPrimaryContainer)
+ .padding(vertical = 16.dp),
+ color = MaterialTheme.colorScheme.onPrimary,
+ style = MaterialTheme.typography.headlineSmall,
+ textAlign = TextAlign.Center
+ )
+}
+
+@OptIn(ExperimentalMaterial3ExpressiveApi::class)
+@Composable
+private fun WidthComposable(width: Width) {
+ Column {
+ DimensionTitle(title = "Width")
+ Row(
+ modifier = Modifier
+ .fillMaxSize()
+ .padding(top = 4.dp),
+ horizontalArrangement = Arrangement.SpaceEvenly
+ ) {
+ for (w in Width.entries) {
+ Indicator(label = w.label, isSelected = w == width)
+ }
+ }
+ }
+}
+
+@Composable
+@OptIn(ExperimentalMaterial3ExpressiveApi::class)
+private fun DimensionTitle(title: String) {
+ Text(
+ text = title, modifier = Modifier
+ .fillMaxSize()
+ .background(color = MaterialTheme.colorScheme.tertiaryContainer)
+ .padding(vertical = 8.dp),
+ color = MaterialTheme.colorScheme.onTertiaryContainer,
+ style = MaterialTheme.typography.bodyMediumEmphasized,
+ textAlign = TextAlign.Center
+ )
+}
+
+@Composable
+private fun RowScope.Indicator(label: String, isSelected: Boolean) {
+ val backgroundColor = if (isSelected) {
+ MaterialTheme.colorScheme.primaryContainer
+ } else {
+ MaterialTheme.colorScheme.secondaryContainer
+ }
+ val borderWidth = if (isSelected) {
+ 2.dp
+ } else {
+ 0.dp
+ }
+ val textColor = if (isSelected) {
+ MaterialTheme.colorScheme.onPrimaryContainer
+ } else {
+ MaterialTheme.colorScheme.onSecondaryContainer
+ }
+ Box(
+ modifier = Modifier
+ .padding(horizontal = 2.dp)
+ .weight(1f)
+ .height(200.dp)
+ .background(color = backgroundColor, shape = MaterialTheme.shapes.medium)
+ .border(
+ width = borderWidth,
+ color = MaterialTheme.colorScheme.onPrimaryContainer,
+ shape = MaterialTheme.shapes.medium
+ ),
+ contentAlignment = Alignment.BottomCenter
+ ) {
+ Text(
+ text = label,
+ color = textColor,
+ modifier = Modifier.padding(all = 4.dp),
+ fontSize = 12.sp
+ )
+ }
+}
+
+@Composable
+private fun HeightComposable(height: Height) {
+ Column {
+ DimensionTitle(title = "Height")
+ Row(
+ modifier = Modifier
+ .fillMaxSize()
+ .padding(top = 4.dp),
+ horizontalArrangement = Arrangement.SpaceEvenly
+ ) {
+ for (h in Height.entries) {
+ Indicator(label = h.label, isSelected = h == height)
+ }
+ }
+ }
+}
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Color.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Color.kt
new file mode 100644
index 0000000..a1568b9
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Color.kt
@@ -0,0 +1,11 @@
+package com.google.sample.wsc.lxl.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+val Purple80 = Color(0xFFD0BCFF)
+val PurpleGrey80 = Color(0xFFCCC2DC)
+val Pink80 = Color(0xFFEFB8C8)
+
+val Purple40 = Color(0xFF6650a4)
+val PurpleGrey40 = Color(0xFF625b71)
+val Pink40 = Color(0xFF7D5260)
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Theme.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Theme.kt
new file mode 100644
index 0000000..b79a3d7
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Theme.kt
@@ -0,0 +1,57 @@
+package com.google.sample.wsc.lxl.ui.theme
+
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalContext
+
+private val DarkColorScheme = darkColorScheme(
+ primary = Purple80,
+ secondary = PurpleGrey80,
+ tertiary = Pink80
+)
+
+private val LightColorScheme = lightColorScheme(
+ primary = Purple40,
+ secondary = PurpleGrey40,
+ tertiary = Pink40
+
+ /* Other default colors to override
+ background = Color(0xFFFFFBFE),
+ surface = Color(0xFFFFFBFE),
+ onPrimary = Color.White,
+ onSecondary = Color.White,
+ onTertiary = Color.White,
+ onBackground = Color(0xFF1C1B1F),
+ onSurface = Color(0xFF1C1B1F),
+ */
+)
+
+@Composable
+fun WindowSizeClassSampleTheme(
+ darkTheme: Boolean = isSystemInDarkTheme(),
+ // Dynamic color is available on Android 12+
+ dynamicColor: Boolean = true,
+ content: @Composable () -> Unit
+) {
+ val colorScheme = when {
+ dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+ val context = LocalContext.current
+ if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+ }
+
+ darkTheme -> DarkColorScheme
+ else -> LightColorScheme
+ }
+
+ MaterialTheme(
+ colorScheme = colorScheme,
+ typography = Typography,
+ content = content
+ )
+}
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Type.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Type.kt
new file mode 100644
index 0000000..11c96af
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/ui/theme/Type.kt
@@ -0,0 +1,34 @@
+package com.google.sample.wsc.lxl.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+ bodyLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 16.sp,
+ lineHeight = 24.sp,
+ letterSpacing = 0.5.sp
+ )
+ /* Other default text styles to override
+ titleLarge = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Normal,
+ fontSize = 22.sp,
+ lineHeight = 28.sp,
+ letterSpacing = 0.sp
+ ),
+ labelSmall = TextStyle(
+ fontFamily = FontFamily.Default,
+ fontWeight = FontWeight.Medium,
+ fontSize = 11.sp,
+ lineHeight = 16.sp,
+ letterSpacing = 0.5.sp
+ )
+ */
+)
\ No newline at end of file
diff --git a/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/utils/WscUtils.kt b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/utils/WscUtils.kt
new file mode 100644
index 0000000..d2400c3
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/java/com/google/sample/wsc/lxl/utils/WscUtils.kt
@@ -0,0 +1,77 @@
+@file:OptIn(ExperimentalMaterial3AdaptiveApi::class)
+
+package com.google.sample.wsc.lxl.utils
+
+import android.app.Activity
+import androidx.compose.material3.adaptive.ExperimentalMaterial3AdaptiveApi
+import androidx.compose.material3.adaptive.currentWindowAdaptiveInfo
+import androidx.compose.runtime.Composable
+import androidx.window.core.layout.WindowSizeClass
+import androidx.window.core.layout.WindowSizeClass.Companion.BREAKPOINTS_V2
+import androidx.window.core.layout.WindowSizeClass.Companion.HEIGHT_DP_EXPANDED_LOWER_BOUND
+import androidx.window.core.layout.WindowSizeClass.Companion.HEIGHT_DP_MEDIUM_LOWER_BOUND
+import androidx.window.core.layout.WindowSizeClass.Companion.WIDTH_DP_EXPANDED_LOWER_BOUND
+import androidx.window.core.layout.WindowSizeClass.Companion.WIDTH_DP_EXTRA_LARGE_LOWER_BOUND
+import androidx.window.core.layout.WindowSizeClass.Companion.WIDTH_DP_LARGE_LOWER_BOUND
+import androidx.window.core.layout.WindowSizeClass.Companion.WIDTH_DP_MEDIUM_LOWER_BOUND
+import androidx.window.layout.WindowMetricsCalculator
+import androidx.window.layout.adapter.computeWindowSizeClass
+
+enum class Width(val label: String) {
+ COMPACT("Compact"),
+ MEDIUM("Medium"),
+ EXPANDED("Expanded"),
+ LARGE("L"),
+ EXTRALARGE("XL")
+}
+
+enum class Height(val label: String) {
+ COMPACT("Compact"),
+ MEDIUM("Medium"),
+ EXPANDED("Expanded")
+}
+
+typealias WindowSize = Pair
+
+fun Activity.windowManager(): WindowSize {
+
+ val wmc = WindowMetricsCalculator.getOrCreate()
+ val metrics = wmc.computeCurrentWindowMetrics(this)
+ val wsc = BREAKPOINTS_V2.computeWindowSizeClass(metrics)
+
+ return wsc.width() to wsc.height()
+}
+
+private fun WindowSizeClass.width(): Width =
+ when {
+ isWidthAtLeastBreakpoint(WIDTH_DP_EXTRA_LARGE_LOWER_BOUND) -> Width.EXTRALARGE
+ isWidthAtLeastBreakpoint(WIDTH_DP_LARGE_LOWER_BOUND) -> Width.LARGE
+ isWidthAtLeastBreakpoint(WIDTH_DP_EXPANDED_LOWER_BOUND) -> Width.EXPANDED
+ isWidthAtLeastBreakpoint(WIDTH_DP_MEDIUM_LOWER_BOUND) -> Width.MEDIUM
+ else -> Width.COMPACT
+ }
+
+private fun WindowSizeClass.height(): Height =
+ when {
+ isHeightAtLeastBreakpoint(HEIGHT_DP_EXPANDED_LOWER_BOUND) -> Height.EXPANDED
+ isHeightAtLeastBreakpoint(HEIGHT_DP_MEDIUM_LOWER_BOUND) -> Height.MEDIUM
+ else -> Height.COMPACT
+ }
+
+@Composable
+fun material(): WindowSize {
+ val wsc = currentWindowAdaptiveInfo(supportLargeAndXLargeWidth = true).windowSizeClass
+ return wsc.width() to wsc.height()
+}
+
+fun calculateColumns(width: Width): Int =
+ when (width) {
+ Width.EXTRALARGE, Width.LARGE -> 4
+ Width.EXPANDED, Width.MEDIUM -> 2
+ Width.COMPACT -> 1
+ }
+
+fun calculateColumnsForTitles(width: Width): Int = when (width) {
+ Width.COMPACT -> 1
+ else -> 2
+}
diff --git a/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_background.xml b/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..07d5da9
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,170 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_foreground.xml b/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/WindowSizeClassSample/app/src/main/res/drawable/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+
+
+
+
+