From 6b7211e36b6664502e1bcc81df612bd8eb572841 Mon Sep 17 00:00:00 2001
From: DGrothe-PhD <dag_fs@t-online.de>
Date: Mon, 11 Sep 2023 21:21:20 +0200
Subject: [PATCH] refactoring

---
 T9KeyboardApp/Form1.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/T9KeyboardApp/Form1.cs b/T9KeyboardApp/Form1.cs
index 481dfb3..f0ac4b6 100644
--- a/T9KeyboardApp/Form1.cs
+++ b/T9KeyboardApp/Form1.cs
@@ -39,9 +39,9 @@ private void Form1_KeyPress(object sender, KeyPressEventArgs e)
             }
             else // if (int.TryParse("" + e.KeyChar, out int _))
             {
-                foreach (var b in Controls)
+                foreach (var b in Controls.OfType<Button>())
                 {
-                    if (b is Button && ((Button)b).Text[0] == e.KeyChar)
+                    if (b.Text[0] == e.KeyChar)
                     {
                         ButtonClick(b, new EventArgs());
                         break;