From fe8ea81dc26fb045b16cdbcb2d3b5154f689d39c Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Mon, 18 Oct 2021 14:40:59 +0100
Subject: [PATCH] Ignore non-printable characters Fixes #5

Signed-off-by: falkTX <falktx@falktx.com>
---
 src/CardinalUI.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CardinalUI.cpp b/src/CardinalUI.cpp
index 7e084b4..43e6919 100644
--- a/src/CardinalUI.cpp
+++ b/src/CardinalUI.cpp
@@ -236,7 +236,7 @@ protected:
 
     bool onCharacterInput(const CharacterInputEvent& ev) override
     {
-        if (ev.character == 0)
+        if (ev.character <= ' ' || ev.character >= kKeyDelete)
             return false;
 
         const ScopedContext sc(this);