添加了标识更新

但是只有界面没有功能

BITKit/Scripts/UX/UXLineEdit.cs

@@ -0,0 +1,28 @@
+using Godot;
+using System;
+using BITKit;
+
+namespace BITFactory;
+
+public partial class UXLineEdit : LineEdit
+{
+	[Export] private TextValidationResource textValidation;
+	[Export] private RichTextLabel hints;
+
+	public override void _Ready()
+	{
+		TextChanged += OnTextChanged;
+	}
+
+	private void OnTextChanged(string newText)
+	{
+		if (textValidation is not null && textValidation.IsTextValid(newText,out var errorReason) is false)
+		{
+			hints.Text = $"[color=red]{errorReason}[/color]";
+		}
+		else
+		{
+			hints.Text = string.Empty;
+		}
+	}
+}

BITKit/Scripts/UX/UXWindowService.cs

@@ -22,6 +22,10 @@ public partial class UXWindowService : Control
 				ShowWindow(window);
 			};
 		}
+		if(tabs.Count>0)
+		{
+			ShowWindow(windows[0]);
+		}
 	}
 	private void ShowWindow(CanvasItem window)
 	{
@@ -30,6 +34,12 @@ public partial class UXWindowService : Control
 			//if(window.Visible is true && window != x)
 				x.Hide();
 		}
+
+		var index = windows.IndexOf(window as Control);
+		if (index is not -1)
+		{
+			tabs[index].ButtonPressed = true;
+		}
 		window.Show();
 	}
 }