add raycastablePickerRoom

AwesomeUIWidgets/Assets/Scenes/RaycastablePickerRoom.unity.meta

+fileFormatVersion: 2
+guid: 3c6477d31549145de9b610e03bcf5555
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

AwesomeUIWidgets/Assets/Scripts/RaycastableScene.meta

+fileFormatVersion: 2
+guid: 75cec3f5c6a8459ba9114fbc9b3b149b
+timeCreated: 1627379656

AwesomeUIWidgets/Assets/Scripts/RaycastableScene/ItemPickerMainUIPanel.cs

+using System.Collections.Generic;
+using uiwidgets;
+using Unity.UIWidgets.engine;
+using Unity.UIWidgets.material;
+using Unity.UIWidgets.widgets;
+using UnityEngine;
+
+namespace UIWidgetsSample.RaycastableScene
+{
+    public class ItemPickerMainUIPanel : UIWidgetsRaycastablePanel
+    {
+        protected override void main()
+        {
+            ui_.runApp(new ItemPickerMainUI());
+        }
+    }
+
+    public class ItemPickerMainUI : StatelessWidget
+    {
+        public override Widget build(BuildContext context)
+        {
+            return new MaterialApp(
+                home: new Scaffold(
+                    backgroundColor: Colors.blue.withAlpha(64),
+                    body: new ItemPickerMainWidget()
+                    )
+                );
+        }
+    }
+
+    public class ItemPickerMainWidget : StatefulWidget
+    {
+        public override State createState()
+        {
+            return new ItemPickerMainWidgetState();
+        }
+    }
+
+    public class ItemPickerMainWidgetState : State<ItemPickerMainWidget>
+    {
+        public override Widget build(BuildContext context)
+        {
+            return new Column(
+                    children: new List<Widget>
+                    {
+                        buildTop(),
+                        buildMiddle()
+                    }
+                );
+        }
+
+        private Widget buildTop()
+        {
+            return new RaycastableContainer(child: new Container(height: 50f, color: Colors.blue));
+        }
+
+        private Widget buildMiddle()
+        {
+            return new Expanded(child: new Row(
+                    children: new List<Widget>
+                    {
+                        buildLeft(),
+                        new Container()
+                    }
+                ));
+        }
+
+        private Widget buildLeft()
+        {
+            return new RaycastableContainer(child: new Container(width: 100f, color: Colors.green));
+        }
+    }
+}

AwesomeUIWidgets/Assets/Scripts/RaycastableScene/ItemPickerMainUIPanel.cs.meta

+fileFormatVersion: 2
+guid: a4fefdc115db482b850fca28f0f7d49d
+timeCreated: 1627379721