diff --git a/examples/widgetsgallery/android/build.gradle.kts b/examples/widgetsgallery/android/build.gradle.kts
index 20040c60e6..f752a9ce13 100644
--- a/examples/widgetsgallery/android/build.gradle.kts
+++ b/examples/widgetsgallery/android/build.gradle.kts
@@ -22,4 +22,11 @@ android {
 
 dependencies {
     implementation(project(":common"))
+    implementation("androidx.activity:activity-compose:1.3.0-alpha02") {
+        exclude(group = "androidx.compose.animation")
+        exclude(group = "androidx.compose.foundation")
+        exclude(group = "androidx.compose.material")
+        exclude(group = "androidx.compose.runtime")
+        exclude(group = "androidx.compose.ui")
+    }
 }
\ No newline at end of file
diff --git a/examples/widgetsgallery/android/src/main/java/org/jetbrains/compose/demo/widgets/MainActivity.kt b/examples/widgetsgallery/android/src/main/java/org/jetbrains/compose/demo/widgets/MainActivity.kt
index e2e221a68e..7f1ad35382 100644
--- a/examples/widgetsgallery/android/src/main/java/org/jetbrains/compose/demo/widgets/MainActivity.kt
+++ b/examples/widgetsgallery/android/src/main/java/org/jetbrains/compose/demo/widgets/MainActivity.kt
@@ -1,8 +1,8 @@
 package org.jetbrains.compose.demo.widgets
 
 import android.os.Bundle
+import androidx.activity.compose.setContent
 import androidx.appcompat.app.AppCompatActivity
-import androidx.compose.ui.platform.setContent
 import org.jetbrains.compose.demo.widgets.ui.MainView
 
 class MainActivity : AppCompatActivity() {
diff --git a/examples/widgetsgallery/build.gradle.kts b/examples/widgetsgallery/build.gradle.kts
index d3ed392005..1e6a3e0e53 100644
--- a/examples/widgetsgallery/build.gradle.kts
+++ b/examples/widgetsgallery/build.gradle.kts
@@ -9,10 +9,10 @@ buildscript {
 
     dependencies {
         // __LATEST_COMPOSE_RELEASE_VERSION__
-        classpath("org.jetbrains.compose:compose-gradle-plugin:0.3.0-build146")
+        classpath("org.jetbrains.compose:compose-gradle-plugin:0.3.0-build154")
         classpath("com.android.tools.build:gradle:4.0.1")
         // __KOTLIN_COMPOSE_VERSION__
-        classpath(kotlin("gradle-plugin", version = "1.4.21-2"))
+        classpath(kotlin("gradle-plugin", version = "1.4.30"))
     }
 }
 
diff --git a/examples/widgetsgallery/common/src/androidMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Resources.kt b/examples/widgetsgallery/common/src/androidMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Resources.kt
index 16967b720e..7ea8c3f46a 100644
--- a/examples/widgetsgallery/common/src/androidMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Resources.kt
+++ b/examples/widgetsgallery/common/src/androidMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Resources.kt
@@ -3,18 +3,20 @@ package org.jetbrains.compose.demo.widgets.platform
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.res.imageResource
+import androidx.compose.ui.res.vectorResource
 import org.jetbrains.compose.demo.widgets.R
 
 @Composable
 actual fun imageResource(res: String): ImageBitmap {
     val id = drawableId(res)
-    return androidx.compose.ui.res.imageResource(id)
+    return ImageBitmap.imageResource(id)
 }
 
 @Composable
 actual fun vectorResource(res: String): ImageVector {
     val id = drawableId(res)
-    return androidx.compose.ui.res.vectorResource(id)
+    return ImageVector.vectorResource(id)
 }
 
 // TODO: improve resource loading
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/MainView.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/MainView.kt
index dbca876576..9b6105ff17 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/MainView.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/MainView.kt
@@ -1,21 +1,22 @@
 package org.jetbrains.compose.demo.widgets.ui
 
-import androidx.compose.animation.animate
 import androidx.compose.animation.core.Spring
 import androidx.compose.animation.core.SpringSpec
+import androidx.compose.animation.core.animateDpAsState
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumnFor
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.rememberLazyListState
-import androidx.compose.material.AmbientContentColor
+import androidx.compose.foundation.text.selection.DisableSelection
+import androidx.compose.material.LocalContentColor
 import androidx.compose.material.Text
 import androidx.compose.runtime.*
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clipToBounds
-import androidx.compose.ui.platform.AmbientDensity
-import androidx.compose.ui.selection.DisableSelection
+import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.TextUnit
@@ -46,10 +47,10 @@ fun WidgetsPanel() {
     val animatedSize = if (panelState.splitter.isResizing) {
         if (panelState.isExpanded) panelState.expandedSize else panelState.collapsedSize
     } else {
-        animate(
+        animateDpAsState(
             if (panelState.isExpanded) panelState.expandedSize else panelState.collapsedSize,
             SpringSpec(stiffness = Spring.StiffnessLow)
-        )
+        ).value
     }
 
     VerticalSplittable(
@@ -82,24 +83,26 @@ fun WidgetsPanel() {
 @Composable
 private fun WidgetsListView(widgetsTypeState: MutableState<WidgetsType>) {
     Box {
-        with(AmbientDensity.current) {
+        with(LocalDensity.current) {
             val scrollState = rememberLazyListState()
 
             val fontSize = 14.sp
             val lineHeight = fontSize.toDp() * 1.5f
 
-            val items = WidgetsType.sortedValues
-            LazyColumnFor(
-                items,
+            val sortedItems = WidgetsType.sortedValues
+            LazyColumn(
                 modifier = Modifier.fillMaxSize().withoutWidthConstraints(),
-                state = scrollState,
-                itemContent = { WidgetsListItemViewImpl(it, widgetsTypeState, fontSize, lineHeight) }
-            )
+                state = scrollState
+            ) {
+                items(sortedItems) {
+                    WidgetsListItemViewImpl(it, widgetsTypeState, fontSize, lineHeight)
+                }
+            }
 
             VerticalScrollbar(
                 Modifier.align(Alignment.CenterEnd),
                 scrollState,
-                items.size,
+                sortedItems.size,
                 lineHeight
             )
         }
@@ -124,7 +127,7 @@ private fun WidgetsListItemViewImpl(
             .padding(start = 16.dp)
     ) {
         var inFocus by remember { mutableStateOf(false) }
-        val textColor = AmbientContentColor.current.let {
+        val textColor = LocalContentColor.current.let {
             when {
                 isCurrent -> it
                 inFocus -> it.copy(alpha = 0.6f)
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/WidgetView.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/WidgetView.kt
index 45de67c6cf..c624bff519 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/WidgetView.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/WidgetView.kt
@@ -1,7 +1,8 @@
 package org.jetbrains.compose.demo.widgets.ui
 
-import androidx.compose.foundation.ScrollableColumn
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.ui.Modifier
@@ -12,20 +13,18 @@ fun WidgetsView(
     widgetsTypeState: MutableState<WidgetsType>,
     modifier: Modifier
 ) {
-    ScrollableColumn(modifier = modifier) {
-        Column {
-            @Suppress("UNUSED_VARIABLE")
-            val exhaustive = when (widgetsTypeState.value) {
-                WidgetsType.APP_BARS -> AppBars()
-                WidgetsType.BUTTONS -> Buttons()
-                WidgetsType.CHIPS -> Chips()
-                WidgetsType.LOADERS -> Loaders()
-                WidgetsType.SNACK_BARS -> SnackBars()
-                WidgetsType.TEXT_VIEWS -> TextViews()
-                WidgetsType.TEXT_INPUTS -> TextInputs()
-                WidgetsType.TOGGLES -> Toggles()
-                WidgetsType.UI_CARDS -> UICards()
-            }
+    Column(modifier = modifier.verticalScroll(state = rememberScrollState())) {
+        @Suppress("UNUSED_VARIABLE")
+        val exhaustive = when (widgetsTypeState.value) {
+            WidgetsType.APP_BARS -> AppBars()
+            WidgetsType.BUTTONS -> Buttons()
+            WidgetsType.CHIPS -> Chips()
+            WidgetsType.LOADERS -> Loaders()
+            WidgetsType.SNACK_BARS -> SnackBars()
+            WidgetsType.TEXT_VIEWS -> TextViews()
+            WidgetsType.TEXT_INPUTS -> TextInputs()
+            WidgetsType.TOGGLES -> Toggles()
+            WidgetsType.UI_CARDS -> UICards()
         }
     }
 }
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/AppBars.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/AppBars.kt
index fb0325769e..500c9ffc22 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/AppBars.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/AppBars.kt
@@ -81,7 +81,7 @@ private fun TopAppBarsDemo() {
                 imageResource(Res.drawable.p6),
                 contentDescription = "",
                 modifier = Modifier.padding(vertical = 4.dp, horizontal = 8.dp)
-                    .preferredSize(32.dp).clip(CircleShape)
+                    .requiredSize(32.dp).clip(CircleShape)
             )
         },
         actions = {
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Chips.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Chips.kt
index 526ae03c8b..9916f3a356 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Chips.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Chips.kt
@@ -87,7 +87,7 @@ private fun CustomImageChip(
             Image(
                 imageResource(imageId),
                 contentDescription = null,
-                modifier = Modifier.padding(8.dp).preferredSize(20.dp).clip(CircleShape)
+                modifier = Modifier.padding(8.dp).requiredSize(20.dp).clip(CircleShape)
             )
             Text(
                 text = text,
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Toggles.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Toggles.kt
index 4797a15dc7..f709db7a9b 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Toggles.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/Toggles.kt
@@ -67,7 +67,7 @@ fun Toggles() {
         Slider(value = sliderState2, modifier = Modifier.fillMaxWidth().padding(8.dp),
             valueRange = 0f..100f,
             steps = 5,
-            thumbColor = MaterialTheme.colors.secondary,
+            colors = SliderDefaults.colors(thumbColor = MaterialTheme.colors.secondary),
             onValueChange = { newValue ->
                 sliderState2 = newValue
             }
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/UICards.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/UICards.kt
index cdfc20cb12..81b7a55d2c 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/UICards.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/screens/UICards.kt
@@ -15,6 +15,7 @@ import org.jetbrains.compose.demo.widgets.platform.Res
 import org.jetbrains.compose.demo.widgets.platform.imageResource
 import org.jetbrains.compose.demo.widgets.theme.typography
 
+@OptIn(ExperimentalMaterialApi::class)
 @Composable
 fun UICards() {
     val item = remember { DemoDataProvider.item }
@@ -54,7 +55,7 @@ fun UICards() {
             Image(
                 imageResource(Res.drawable.p3),
                 contentDescription = null,
-                modifier = Modifier.preferredSize(60.dp)
+                modifier = Modifier.requiredSize(60.dp)
             )
             Text(text = item.title, modifier = Modifier.padding(16.dp))
         }
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/ResizablePanel.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/ResizablePanel.kt
index 826c1638f7..a0aeeb49ef 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/ResizablePanel.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/ResizablePanel.kt
@@ -1,13 +1,11 @@
 package org.jetbrains.compose.demo.widgets.ui.utils
 
-import androidx.compose.animation.animate
-import androidx.compose.animation.core.Spring
-import androidx.compose.animation.core.SpringSpec
+import androidx.compose.animation.core.*
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
-import androidx.compose.material.AmbientContentColor
 import androidx.compose.material.Icon
+import androidx.compose.material.LocalContentColor
 import androidx.compose.material.Text
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.ArrowBack
@@ -38,7 +36,10 @@ fun ResizablePanel(
     title: String,
     content: @Composable () -> Unit,
 ) {
-    val alpha = animate(if (state.isExpanded) 1f else 0f, SpringSpec(stiffness = Spring.StiffnessLow),)
+    val alpha = animateFloatAsState(
+        if (state.isExpanded) 1f else 0f,
+        SpringSpec(stiffness = Spring.StiffnessLow),
+    ).value
 
     Box(modifier) {
         Column {
@@ -56,7 +57,7 @@ fun ResizablePanel(
                 Icon(
                     if (state.isExpanded) Icons.Default.ArrowBack else Icons.Default.ArrowForward,
                     contentDescription = if (state.isExpanded) "Collapse" else "Expand",
-                    tint = AmbientContentColor.current,
+                    tint = LocalContentColor.current,
                     modifier = Modifier
                         .size(24.dp)
                         .padding(end = 8.dp)
diff --git a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/VerticalSplittable.kt b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/VerticalSplittable.kt
index 90a97e4ec7..450fa865ea 100644
--- a/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/VerticalSplittable.kt
+++ b/examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/utils/VerticalSplittable.kt
@@ -2,6 +2,8 @@ package org.jetbrains.compose.demo.widgets.ui.utils
 
 import androidx.compose.foundation.background
 import androidx.compose.foundation.gestures.draggable
+import androidx.compose.foundation.gestures.Orientation
+import androidx.compose.foundation.gestures.rememberDraggableState
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.width
@@ -10,9 +12,9 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.gesture.scrollorientationlocking.Orientation
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.layout.Layout
+import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.unit.Constraints
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
@@ -32,7 +34,7 @@ fun VerticalSplittable(
 ) = Layout({
     children()
     VerticalSplitter(splitterState, onResize)
-}, modifier, measureBlock = { measurables, constraints ->
+}, modifier, measurePolicy = { measurables, constraints ->
     require(measurables.size == 3)
 
     val firstPlaceable = measurables[0].measure(constraints.copy(minWidth = 0))
@@ -61,6 +63,7 @@ fun VerticalSplitter(
     onResize: (delta: Dp) -> Unit,
     color: Color = Color.DarkGray
 ) = Box {
+    val density = LocalDensity.current
     Box(
         Modifier
             .width(8.dp)
@@ -68,13 +71,16 @@ fun VerticalSplitter(
             .run {
                 if (splitterState.isResizeEnabled) {
                     this.draggable(
-                        Orientation.Horizontal,
+                        state = rememberDraggableState {
+                            with(density) {
+                                onResize(it.toDp())
+                            }
+                        },
+                        orientation = Orientation.Horizontal,
                         startDragImmediately = true,
                         onDragStarted = { splitterState.isResizing = true },
                         onDragStopped = { splitterState.isResizing = false }
-                    ) {
-                        onResize(it.toDp())
-                    }.cursorForHorizontalResize()
+                    ).cursorForHorizontalResize()
                 } else {
                     this
                 }
diff --git a/examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Mouse.kt b/examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Mouse.kt
index 21f9b94dbd..bb64680993 100644
--- a/examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Mouse.kt
+++ b/examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Mouse.kt
@@ -1,6 +1,6 @@
 package org.jetbrains.compose.demo.widgets.platform
 
-import androidx.compose.desktop.AppWindowAmbient
+import androidx.compose.desktop.LocalAppWindow
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -21,9 +21,9 @@ actual fun Modifier.cursorForHorizontalResize(): Modifier = composed {
     var isHover by remember { mutableStateOf(false) }
 
     if (isHover) {
-        AppWindowAmbient.current!!.window.cursor = Cursor(Cursor.E_RESIZE_CURSOR)
+        LocalAppWindow.current.window.cursor = Cursor(Cursor.E_RESIZE_CURSOR)
     } else {
-        AppWindowAmbient.current!!.window.cursor = Cursor.getDefaultCursor()
+        LocalAppWindow.current.window.cursor = Cursor.getDefaultCursor()
     }
 
     pointerMoveFilter(
diff --git a/examples/widgetsgallery/desktop/src/jvmMain/kotlin/org/jetbrains/compose/demo/widgets/main.kt b/examples/widgetsgallery/desktop/src/jvmMain/kotlin/org/jetbrains/compose/demo/widgets/main.kt
index 9c382b78be..df9f411116 100644
--- a/examples/widgetsgallery/desktop/src/jvmMain/kotlin/org/jetbrains/compose/demo/widgets/main.kt
+++ b/examples/widgetsgallery/desktop/src/jvmMain/kotlin/org/jetbrains/compose/demo/widgets/main.kt
@@ -1,14 +1,12 @@
 package org.jetbrains.compose.demo.widgets
 
 import androidx.compose.desktop.Window
-import androidx.compose.foundation.layout.ExperimentalLayout
 import androidx.compose.ui.unit.IntSize
 import org.jetbrains.compose.demo.widgets.ui.MainView
 import java.awt.Dimension
 import java.awt.Toolkit
 import javax.swing.SwingUtilities.invokeLater
 
-@OptIn(ExperimentalLayout::class)
 fun main() {
     invokeLater {
         Window(