From f18715a49718d906bb597338bfe461742ec619cd Mon Sep 17 00:00:00 2001
From: Nils Hausfeld <nils.hausfeld@gmx.de>
Date: Sat, 25 May 2024 13:25:52 +0200
Subject: [PATCH] - Replaced renamepopup with textbox in surface comment

---
 Source/Editor/Surface/SurfaceComment.cs | 79 ++++++++++++++++++++++---
 1 file changed, 72 insertions(+), 7 deletions(-)

diff --git a/Source/Editor/Surface/SurfaceComment.cs b/Source/Editor/Surface/SurfaceComment.cs
index f5179ba9a..e98a94a67 100644
--- a/Source/Editor/Surface/SurfaceComment.cs
+++ b/Source/Editor/Surface/SurfaceComment.cs
@@ -20,12 +20,18 @@ namespace FlaxEditor.Surface
         private Rectangle _colorButtonRect;
         private Rectangle _resizeButtonRect;
         private Float2 _startResizingSize;
+        private readonly TextBox _renameTextBox;
 
         /// <summary>
         /// True if sizing tool is in use.
         /// </summary>
         protected bool _isResizing;
 
+        /// <summary>
+        /// True if rename textbox is active in order to rename comment
+        /// </summary>
+        protected bool _isRenaming;
+
         /// <summary>
         /// Gets or sets the color of the comment.
         /// </summary>
@@ -63,6 +69,13 @@ namespace FlaxEditor.Surface
         public SurfaceComment(uint id, VisjectSurfaceContext context, NodeArchetype nodeArch, GroupArchetype groupArch)
         : base(id, context, nodeArch, groupArch)
         {
+            _renameTextBox = new TextBox(false, 0,0, Width)
+            {
+                Height = Constants.NodeHeaderSize,
+                Visible = false,
+                Parent = this,
+                EndEditOnClick = false, // We have to handle this ourselves, otherwise the textbox instantly loses focus when double-clicking the header
+            };
         }
 
         /// <inheritdoc />
@@ -149,6 +162,20 @@ namespace FlaxEditor.Surface
             _closeButtonRect = new Rectangle(Width - buttonSize - buttonMargin, buttonMargin, buttonSize, buttonSize);
             _colorButtonRect = new Rectangle(_closeButtonRect.Left - buttonSize - buttonMargin, buttonMargin, buttonSize, buttonSize);
             _resizeButtonRect = new Rectangle(_closeButtonRect.Left, Height - buttonSize - buttonMargin, buttonSize, buttonSize);
+            _renameTextBox.Width = Width;
+            _renameTextBox.Height = headerSize;
+        }
+
+        /// <inheritdoc />
+        public override void Update(float deltaTime)
+        {
+            if (_isRenaming && (!_renameTextBox.IsFocused || !RootWindow.IsFocused))
+            {
+                Rename(_renameTextBox.Text);
+                StopRenaming();
+            }
+
+            base.Update(deltaTime);
         }
 
         /// <inheritdoc />
@@ -158,7 +185,7 @@ namespace FlaxEditor.Surface
             var color = Color;
             var backgroundRect = new Rectangle(Float2.Zero, Size);
             var headerColor = new Color(Mathf.Clamp(color.R, 0.1f, 0.3f), Mathf.Clamp(color.G, 0.1f, 0.3f), Mathf.Clamp(color.B, 0.1f, 0.3f), 0.4f);
-            if (IsSelected)
+            if (IsSelected && !_isRenaming)
                 headerColor *= 2.0f;
 
             // Paint background
@@ -169,7 +196,8 @@ namespace FlaxEditor.Surface
 
             // Header
             Render2D.FillRectangle(_headerRect, headerColor);
-            Render2D.DrawText(style.FontLarge, Title, _headerRect, style.Foreground, TextAlignment.Center, TextAlignment.Center);
+            if(!_isRenaming)
+                Render2D.DrawText(style.FontLarge, Title, _headerRect, style.Foreground, TextAlignment.Center, TextAlignment.Center);
 
             // Close button
             Render2D.DrawSprite(style.Cross, _closeButtonRect, _closeButtonRect.Contains(_mousePosition) && Surface.CanEdit ? style.Foreground : style.ForegroundGrey);
@@ -213,6 +241,13 @@ namespace FlaxEditor.Surface
                 EndResizing();
             }
 
+            // Check if was renaming
+            if (_isRenaming)
+            {
+                Rename(_renameTextBox.Text);
+                StopRenaming();
+            }
+
             // Base
             base.OnLostFocus();
         }
@@ -294,17 +329,47 @@ namespace FlaxEditor.Surface
         /// </summary>
         public void StartRenaming()
         {
-            Surface.Select(this);
-            var dialog = RenamePopup.Show(this, _headerRect, Title, false);
-            dialog.Renamed += OnRenamed;
+            _isRenaming = true;
+            _renameTextBox.Visible = true;
+            _renameTextBox.SetText(Title);
+            _renameTextBox.Focus();
+            _renameTextBox.SelectAll();
         }
 
-        private void OnRenamed(RenamePopup renamePopup)
+        private void StopRenaming()
         {
-            Title = TitleValue = renamePopup.Text;
+            _isRenaming = false;
+            _renameTextBox.Visible = false;
+        }
+
+        private void Rename(string newTitle)
+        {
+            if(string.Equals(Title, newTitle, StringComparison.Ordinal))
+                return;
+
+            Title = TitleValue = newTitle;
             Surface.MarkAsEdited(false);
         }
 
+        /// <inheritdoc />
+        public override bool OnKeyDown(KeyboardKeys key)
+        {
+            if (key == KeyboardKeys.Return)
+            {
+                Rename(_renameTextBox.Text);
+                StopRenaming();
+                return true;
+            }
+
+            if(key == KeyboardKeys.Escape)
+            {
+                StopRenaming();
+                return true;
+            }
+
+            return base.OnKeyDown(key);
+        }
+
         /// <inheritdoc />
         public override bool OnMouseUp(Float2 location, MouseButton button)
         {