WIP: clip drag and drop

Source/ProjectController.cs

@@ -0,0 +1,26 @@
+using System.IO;
+using Godot;
+
+namespace AudioEditor;
+
+[GlobalClass]
+public partial class ProjectController : Node
+{
+    [Signal] public delegate void AudioClipDroppedEventHandler(Vector2 atPosition, string clipName, double startTime, double endTime);
+
+    public override void _Ready()
+    {
+        GetWindow().FilesDropped += FilesDropped;
+    }
+
+    private void FilesDropped(string[] files)
+    {
+        var mousePosition = GetViewport().GetMousePosition();
+
+        var fileName = Path.GetFileName(files[0]);
+
+        GD.Print(fileName);
+
+        EmitSignal(SignalName.AudioClipDropped, mousePosition, fileName, 0, 10 * 1000);
+    }
+}