1 files changed, 72 insertions, 0 deletions
diff --git a/Scripts/OutputRow.cs b/Scripts/OutputRow.cs
new file mode 100644
index 0000000..15a6454
--- /dev/null
+++ b/Scripts/OutputRow.cs
@@ -0,0 +1,72 @@
+using System;
+using Godot;
+
+namespace Texty.Scripts
+{
+    public abstract class OutputRow : VBoxContainer
+    {
+        [Signal]
+        public delegate void InputTextChanged(string newText);
+
+        [Signal]
+        public delegate void OutputTextChanged(string newText);
+
+        public Label Input;
+        public Label Output;
+
+        private string _inputText = "";
+        private string _outputText = "";
+
+        [Export]
+        public string InputText
+        {
+            get => _inputText;
+            set => UpdateText(Field.Input, value ?? "");
+        }
+
+        [Export]
+        public string OutputText
+        {
+            get => _outputText;
+            set => UpdateText(Field.Output, value ?? "");
+        }
+
+        public override void _Ready()
+        {
+            Input = GetNode<Label>(nameof(Input));
+            UpdateLabel(Input, _inputText);
+            Output = GetNode<Label>(nameof(Output));
+            UpdateLabel(Output, _outputText);
+        }
+
+        private void UpdateText(Field field, string value)
+        {
+            switch (field)
+            {
+                case Field.Input:
+                    _inputText = value;
+                    EmitSignal(nameof(InputTextChanged), _inputText);
+                    UpdateLabel(Input, value);
+                    break;
+                case Field.Output:
+                    _outputText = value;
+                    EmitSignal(nameof(OutputTextChanged), value);
+                    UpdateLabel(Output, value);
+                    break;
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(field), field, "No such field!");
+            }
+        }
+
+        private static void UpdateLabel(Label label, string value)
+        {
+            if (label != null) label.Text = value;
+        }
+
+        private enum Field
+        {
+            Input,
+            Output
+        }
+    }
+}   
+\ No newline at end of file