You're breathtaking!

2020-12-07 23:40:54 +01:00
commit 6fb9eee74c
5143 changed files with 1153594 additions and 0 deletions
--- a/Source/Editor/Content/GUI/ContentView.DragDrop.cs
+++ b/Source/Editor/Content/GUI/ContentView.DragDrop.cs
@@ -0,0 +1,117 @@
+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+using FlaxEditor.GUI.Drag;
+using FlaxEditor.SceneGraph;
+using FlaxEngine;
+using FlaxEngine.GUI;
+
+namespace FlaxEditor.Content.GUI
+{
+    public partial class ContentView
+    {
+        private bool _validDragOver;
+        private DragActors _dragActors;
+
+        /// <inheritdoc />
+        public override DragDropEffect OnDragEnter(ref Vector2 location, DragData data)
+        {
+            var result = base.OnDragEnter(ref location, data);
+            if (result != DragDropEffect.None)
+                return result;
+
+            // Check if drop file(s)
+            if (data is DragDataFiles)
+            {
+                _validDragOver = true;
+                return DragDropEffect.Copy;
+            }
+
+            // Check if drop actor(s)
+            if (_dragActors == null)
+                _dragActors = new DragActors(ValidateDragActors);
+            if (_dragActors.OnDragEnter(data))
+            {
+                _validDragOver = true;
+                return DragDropEffect.Move;
+            }
+
+            return DragDropEffect.None;
+        }
+
+        private bool ValidateDragActors(ActorNode actor)
+        {
+            return actor.CanCreatePrefab && Editor.Instance.Windows.ContentWin.CurrentViewFolder.CanHaveAssets;
+        }
+
+        private void ImportActors(DragActors actors, ContentFolder location)
+        {
+            // Use only the first actor
+            Editor.Instance.Prefabs.CreatePrefab(actors.Objects[0].Actor);
+        }
+
+        /// <inheritdoc />
+        public override DragDropEffect OnDragMove(ref Vector2 location, DragData data)
+        {
+            _validDragOver = false;
+            var result = base.OnDragMove(ref location, data);
+            if (result != DragDropEffect.None)
+                return result;
+
+            if (data is DragDataFiles)
+            {
+                _validDragOver = true;
+                result = DragDropEffect.Copy;
+            }
+            else if (_dragActors.HasValidDrag)
+            {
+                _validDragOver = true;
+                result = DragDropEffect.Move;
+            }
+
+            return result;
+        }
+
+        /// <inheritdoc />
+        public override DragDropEffect OnDragDrop(ref Vector2 location, DragData data)
+        {
+            var result = base.OnDragDrop(ref location, data);
+            if (result != DragDropEffect.None)
+                return result;
+
+            // Check if drop file(s)
+            if (data is DragDataFiles files)
+            {
+                // Import files
+                var currentFolder = Editor.Instance.Windows.ContentWin.CurrentViewFolder;
+                if (currentFolder != null)
+                    Editor.Instance.ContentImporting.Import(files.Files, currentFolder);
+                result = DragDropEffect.Copy;
+            }
+            // Check if drop actor(s)
+            else if (_dragActors.HasValidDrag)
+            {
+                // Import actors
+                var currentFolder = Editor.Instance.Windows.ContentWin.CurrentViewFolder;
+                if (currentFolder != null)
+                    ImportActors(_dragActors, currentFolder);
+
+                _dragActors.OnDragDrop();
+                result = DragDropEffect.Move;
+            }
+
+            // Clear cache
+            _validDragOver = false;
+
+            return result;
+        }
+
+        /// <inheritdoc />
+        public override void OnDragLeave()
+        {
+            _validDragOver = false;
+            _dragActors?.OnDragLeave();
+
+            base.OnDragLeave();
+        }
+    }
+}