diff --git a/project/code/Mission.cs b/project/code/Mission.cs
index 8e45383..806869e 100644
--- a/project/code/Mission.cs
+++ b/project/code/Mission.cs
@@ -18,12 +18,15 @@ public partial class Mission : Node3D
 	[Export]
 	public bool Clear = false;
 
-
 	DbFile _file;
 
 	public override void _Ready()
 	{
-		RebuildMap();
+		var fileNameLineEdit = GetNode<LineEdit>("%FileNameLineEdit");
+		fileNameLineEdit.Text = FileName;
+		fileNameLineEdit.TextSubmitted += (string text) => FileName = text;
+		GetNode<Button>("%BuildButton").Pressed += () => RebuildMap();
+		GetNode<Button>("%ClearButton").Pressed += () => ClearMap();
 	}
 
 	public override void _Process(double delta)
diff --git a/project/scenes/main.tscn b/project/scenes/main.tscn
index 6bee8d6..fc453d2 100644
--- a/project/scenes/main.tscn
+++ b/project/scenes/main.tscn
@@ -16,3 +16,36 @@ script = ExtResource("2_w5otl")
 
 [node name="WorldEnvironment" type="WorldEnvironment" parent="."]
 environment = SubResource("Environment_oxkvl")
+
+[node name="UI" type="CanvasLayer" parent="."]
+
+[node name="PanelContainer" type="PanelContainer" parent="UI"]
+offset_right = 436.0
+offset_bottom = 74.0
+
+[node name="MarginContainer" type="MarginContainer" parent="UI/PanelContainer"]
+layout_mode = 2
+theme_override_constants/margin_left = 8
+theme_override_constants/margin_top = 8
+theme_override_constants/margin_right = 8
+theme_override_constants/margin_bottom = 8
+
+[node name="VBoxContainer" type="VBoxContainer" parent="UI/PanelContainer/MarginContainer"]
+layout_mode = 2
+
+[node name="FileNameLineEdit" type="LineEdit" parent="UI/PanelContainer/MarginContainer/VBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+
+[node name="HBoxContainer" type="HBoxContainer" parent="UI/PanelContainer/MarginContainer/VBoxContainer"]
+layout_mode = 2
+
+[node name="BuildButton" type="Button" parent="UI/PanelContainer/MarginContainer/VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+text = "Build"
+
+[node name="ClearButton" type="Button" parent="UI/PanelContainer/MarginContainer/VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+text = "Clear"