1 files changed, 35 insertions, 0 deletions
diff --git a/script-editor/CustomControl.cs b/script-editor/CustomControl.cs
new file mode 100644
index 0000000..829565c
--- /dev/null
+++ b/script-editor/CustomControl.cs
@@ -0,0 +1,35 @@
+using System.Windows.Forms;
+
+namespace CustomControl
+{
+    public class MyPanel : Panel
+    {
+        protected override void OnPaintBackground(PaintEventArgs pevent) { }
+    }
+
+    public class MyRichTextBox : RichTextBox
+    {
+        private bool allowedKeypress;
+        
+        protected override void OnKeyPress(KeyPressEventArgs e)
+        {
+            e.Handled = true;
+            if (!allowedKeypress)
+                System.Media.SystemSounds.Beep.Play();
+        }
+
+        protected override void OnKeyDown(KeyEventArgs e)
+        {
+            allowedKeypress = e.Control && (e.KeyCode == Keys.A || e.KeyCode == Keys.C || e.KeyCode == Keys.Insert || e.KeyCode == Keys.Y || e.KeyCode == Keys.Z);
+
+            if (e.KeyCode == Keys.Enter || e.KeyCode == Keys.Back || e.KeyCode == Keys.Delete || (e.Control && (e.KeyCode == Keys.V || e.KeyCode == Keys.X)) || (e.Shift && (e.KeyCode == Keys.Insert || e.KeyCode == Keys.Delete)))
+            {
+                if (e.KeyCode == Keys.Delete || (e.Shift && (e.KeyCode == Keys.Insert || e.KeyCode == Keys.Delete)))
+                    System.Media.SystemSounds.Beep.Play();
+                e.Handled = true;
+            }
+            else
+                base.OnKeyDown(e);
+        }
+    }
+}