Disordered editor start

addons/pvzadventure/scripts/DnDCard.cs

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+using Godot;
+using Godot.Collections;
+
+[Tool]
+public partial class DnDCard : PanelContainer
+{
+	private Variant tempData;
+	private PackedScene packedScene;
+	private Node instantiated;
+
+	[Signal] public delegate void DnDDroppedEventHandler(PackedScene scene);
+
+	public override void _Notification(int what)
+	{
+		if (what == NotificationDragBegin)
+		{
+			tempData = GetViewport().GuiGetDragData();
+		}
+		else if (what == NotificationDragEnd && GetGlobalRect().HasPoint(GetGlobalMousePosition()))
+		{
+			var loaded = ResourceLoader.Load(tempData.AsGodotDictionary()["files"].AsStringArray()[0]);
+			if (loaded is PackedScene scene)
+			{
+				packedScene = scene;
+				EmitSignal(SignalName.DnDDropped, packedScene);
+			}
+		}
+	}
+	private void Refresh()
+	{
+		if (instantiated != null) instantiated.QueueFree();
+		instantiated = packedScene.Instantiate();
+		GetNode("SubViewport").AddChild(instantiated);
+	}
+	
+
+}