added forge addon

addons/forge/editor/cues/CueKeyEditorProperty.cs

@@ -0,0 +1,106 @@
+// Copyright © Gamesmiths Guild.
+
+#if TOOLS
+using System.Collections.Generic;
+using Gamesmiths.Forge.Godot.Core;
+using Gamesmiths.Forge.Tags;
+using Godot;
+
+namespace Gamesmiths.Forge.Godot.Editor.Cues;
+
+[Tool]
+public partial class CueKeyEditorProperty : EditorProperty
+{
+	private const int ButtonSize = 26;
+	private const int PopupSize = 300;
+
+	private Label _label = null!;
+
+	public override void _Ready()
+	{
+		Texture2D dropdownIcon = EditorInterface.Singleton
+			.GetEditorTheme()
+			.GetIcon("GuiDropdown", "EditorIcons");
+
+		var hbox = new HBoxContainer();
+		_label = new Label { Text = "None", SizeFlagsHorizontal = SizeFlags.ExpandFill };
+		var button = new Button { Icon = dropdownIcon, CustomMinimumSize = new Vector2(ButtonSize, 0) };
+
+		hbox.AddChild(_label);
+		hbox.AddChild(button);
+		AddChild(hbox);
+
+		var popup = new Popup { Size = new Vector2I(PopupSize, PopupSize) };
+		var tree = new Tree
+		{
+			HideRoot = true,
+			AnchorRight = 1,
+			AnchorBottom = 1,
+		};
+		popup.AddChild(tree);
+
+		var backgroundStyle = new StyleBoxFlat
+		{
+			BgColor = EditorInterface.Singleton.GetEditorTheme().GetColor("base_color", "Editor"),
+		};
+		tree.AddThemeStyleboxOverride("panel", backgroundStyle);
+
+		AddChild(popup);
+
+		ForgeData pluginData = ResourceLoader.Load<ForgeData>("uid://8j4xg16o3qnl");
+		var tagsManager = new TagsManager([.. pluginData.RegisteredTags]);
+		TreeItem root = tree.CreateItem();
+		BuildTreeRecursively(tree, root, tagsManager.RootNode);
+
+		button.Pressed += () =>
+		{
+			Window win = GetWindow();
+			popup.Position = (Vector2I)button.GlobalPosition
+				+ win.Position
+				- new Vector2I(PopupSize - ButtonSize, -30);
+			popup.Popup();
+		};
+
+		tree.ItemActivated += () =>
+		{
+			TreeItem item = tree.GetSelected();
+			if (item is null)
+			{
+				return;
+			}
+
+			// Build full path from root.
+			var segments = new List<string>();
+			TreeItem current = item;
+			while (current.GetParent() is not null)
+			{
+				segments.Insert(0, current.GetText(0));
+				current = current.GetParent();
+			}
+
+			var fullPath = string.Join(".", segments);
+
+			_label.Text = fullPath;
+			EmitChanged(GetEditedProperty(), fullPath);
+			popup.Hide();
+		};
+	}
+
+	public override void _UpdateProperty()
+	{
+		var property = GetEditedObject().Get(GetEditedProperty()).AsString();
+		_label.Text = string.IsNullOrEmpty(property) ? "None" : property;
+	}
+
+	private static void BuildTreeRecursively(Tree tree, TreeItem currentTreeItem, TagNode currentNode)
+	{
+		foreach (TagNode childTagNode in currentNode.ChildTags)
+		{
+			TreeItem childTreeNode = tree.CreateItem(currentTreeItem);
+			childTreeNode.SetText(0, childTagNode.TagKey);
+			childTreeNode.Collapsed = true;
+			BuildTreeRecursively(tree, childTreeNode, childTagNode);
+		}
+	}
+}
+#endif