From e4e7191d8ddf6afd3d806b1af80c0be7e96a923d Mon Sep 17 00:00:00 2001
From: Ellpeck <me@ellpeck.de>
Date: Wed, 21 Jun 2023 10:37:48 +0200
Subject: [PATCH] Include control characters in TextInput FileNames and
 PathNames rules

---
 CHANGELOG.md            |  1 +
 MLEM/Input/TextInput.cs | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f416d60..92fdda8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,7 @@ Improvements
 - Allow changing the default values used by default TextFormatter codes
 - Allow setting ExternalGestureHandling through the InputHandler constructor
 - Allow specifying start and end indices when drawing a TokenizedString
+- Include control characters in TextInput FileNames and PathNames rules
 
 Fixes
 - Fixed control characters being included in TextInput
diff --git a/MLEM/Input/TextInput.cs b/MLEM/Input/TextInput.cs
index 8095d5a..f91fc87 100644
--- a/MLEM/Input/TextInput.cs
+++ b/MLEM/Input/TextInput.cs
@@ -61,11 +61,23 @@ namespace MLEM.Input {
         /// <summary>
         /// A <see cref="Rule"/> that only allows characters not contained in <see cref="Path.GetInvalidPathChars"/>
         /// </summary>
-        public static readonly Rule PathNames = (input, add) => add.IndexOfAny(Path.GetInvalidPathChars()) < 0;
+        public static readonly Rule PathNames = (input, add) => {
+            foreach (var c in add) {
+                if (char.IsControl(c) || Path.GetInvalidPathChars().Contains(c))
+                    return false;
+            }
+            return true;
+        };
         /// <summary>
         /// A <see cref="Rule"/> that only allows characters not contained in <see cref="Path.GetInvalidFileNameChars"/>
         /// </summary>
-        public static readonly Rule FileNames = (input, add) => add.IndexOfAny(Path.GetInvalidFileNameChars()) < 0;
+        public static readonly Rule FileNames = (input, add) => {
+            foreach (var c in add) {
+                if (char.IsControl(c) || Path.GetInvalidFileNameChars().Contains(c))
+                    return false;
+            }
+            return true;
+        };
 
         /// <summary>
         /// This text input's current text