[Godot 4.4] Adds the ability to open with VSCode to the right-click menu to Godot's file system dock.

OpenInVSCode.cs

#if TOOLS
using System.IO;
using System.Linq;
using Godot;

using static Godot.GD;
using static Godot.EditorContextMenuPlugin;

namespace CretaPark.GodotTools;

[Tool]
public partial class OpenInVSCode : EditorPlugin {
    
    private readonly EditorContextMenuPlugin _contextMenuPlugin = new();
    
    public override void _EnablePlugin()
        => AddContextMenuPlugin(ContextMenuSlot.Filesystem, _contextMenuPlugin);
    
    public override void _DisablePlugin()
        => RemoveContextMenuPlugin(_contextMenuPlugin);
    
    [Tool]
    public partial class EditorContextMenuPlugin : Godot.EditorContextMenuPlugin {
        
        public override void _PopupMenu(string[] paths) {
            
            Theme     editorTheme  = EditorInterface.Singleton.GetEditorTheme();
            Texture2D codeEditIcon = editorTheme.GetIcon("CodeEdit", "EditorIcons");
            
            AddContextMenuItem("Open in VSCode", Callable.From<string[]>(Execute), codeEditIcon);
        }
        
        private void Execute(string[] paths) {
            
            if (paths is { Length: 0 })
                return;
            
            string externalCodePath = EditorInterface.Singleton
                .GetEditorSettings()
                .GetSetting("text_editor/external/exec_path")
                .AsString();
        
            if (!Path.GetDirectoryName(externalCodePath).EndsWith("Microsoft VS Code")) {
            
                Print(
                    $"[{nameof(OpenInVSCode)}] Please ensure setting \"text_editor/external/exec_path\""
                    + " is set to the path of VSCode in Editor settings."
                );
        
                return;
            }
        
            var selectedPaths = paths.Select(ProjectSettings.GlobalizePath);
        
            OS.Execute(externalCodePath, [ "-r", ..selectedPaths ]);
        }
    }
}
#endif

plugin.cfg

[plugin]

name="OpenInVSCode"
description="Adds the ability to open with VSCode to the right-click menu to Godot's file system dock."
author="Creta Park"
version="1.1.0"
language="C-sharp"
script="OpenInVSCode.cs"

Important

This code will no longer require a workaround after 4.4, please check this out.
Edit : This code snippet is now using 4.4's new EditorContextMenuPlugin!

Preview

Heya, awesome plugin! Do you mind if I upload my GDScript adaptation to the Godot asset store? I have your name included as well in the authors and I can link back to this Gist if you like @Creta5164