Move to the new windows API

examples/widgetsgallery/common/src/commonMain/kotlin/org/jetbrains/compose/demo/widgets/ui/MainView.kt

@@ -33,7 +33,7 @@ import org.jetbrains.compose.demo.widgets.ui.utils.withoutWidthConstraints
 @Composable
 fun MainView() {
     DisableSelection {
-        WidgetGalleryTheme() {
+        WidgetGalleryTheme {
             WidgetsPanel()
         }
     }

examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Mouse.kt

@@ -1,16 +1,15 @@
 package org.jetbrains.compose.demo.widgets.platform
 
-import androidx.compose.desktop.LocalAppWindow
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
+import androidx.compose.runtime.*
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.composed
 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.input.pointer.pointerMoveFilter
+import androidx.compose.ui.window.FrameWindowScope
 import java.awt.Cursor
 
+val AppFrame = staticCompositionLocalOf<FrameWindowScope> { error("Undefined repository") }
+
 actual fun Modifier.pointerMoveFilter(
     onEnter: () -> Boolean,
     onExit: () -> Boolean,
@@ -20,10 +19,11 @@ actual fun Modifier.pointerMoveFilter(
 actual fun Modifier.cursorForHorizontalResize(): Modifier = composed {
     var isHover by remember { mutableStateOf(false) }
 
-    if (isHover) {
-        LocalAppWindow.current.window.cursor = Cursor(Cursor.E_RESIZE_CURSOR)
+    val window = AppFrame.current.window
+    window.cursor = if (isHover) {
+        Cursor(Cursor.E_RESIZE_CURSOR)
     } else {
-        LocalAppWindow.current.window.cursor = Cursor.getDefaultCursor()
+        Cursor.getDefaultCursor()
     }
 
     pointerMoveFilter(

examples/widgetsgallery/common/src/desktopMain/kotlin/org/jetbrains/compose/demo/widgets/platform/Scrollbar.kt

@@ -25,6 +25,6 @@ actual fun VerticalScrollbar(
     itemCount: Int,
     averageItemSize: Dp
 ) = androidx.compose.foundation.VerticalScrollbar(
-    rememberScrollbarAdapter(scrollState, itemCount, averageItemSize),
+    rememberScrollbarAdapter(scrollState),
     modifier
 )

examples/widgetsgallery/desktop/src/jvmMain/kotlin/org/jetbrains/compose/demo/widgets/main.kt

@@ -1,18 +1,21 @@
 package org.jetbrains.compose.demo.widgets
 
-import androidx.compose.desktop.Window
+import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.unit.IntSize
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.window.*
+import org.jetbrains.compose.demo.widgets.platform.AppFrame
 import org.jetbrains.compose.demo.widgets.ui.MainView
 import java.awt.Dimension
 import java.awt.Toolkit
-import javax.swing.SwingUtilities.invokeLater
 
 fun main() {
-    invokeLater {
-        Window(
+    val size = getPreferredWindowSize(600, 800)
+    singleWindowApplication (
             title = "Widgets Gallery",
-            size = getPreferredWindowSize(600, 800),
+            state = WindowState(size = WindowSize(size.width.dp, size.height.dp)),
         ) {
+        CompositionLocalProvider(AppFrame provides this) {
             MainView()
         }
     }