From 32cd2120acc6ff55842f9243d7116d7b8dd8f6ee Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 28 May 2024 10:54:20 +0400
Subject: [PATCH] Allow zero width space in the middle of text.

Fixes #6959.
---
 Telegram/SourceFiles/chat_helpers/message_field.cpp | 5 +----
 Telegram/lib_ui                                     | 2 +-
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/Telegram/SourceFiles/chat_helpers/message_field.cpp b/Telegram/SourceFiles/chat_helpers/message_field.cpp
index 648c5c98c2..557d0c337e 100644
--- a/Telegram/SourceFiles/chat_helpers/message_field.cpp
+++ b/Telegram/SourceFiles/chat_helpers/message_field.cpp
@@ -431,10 +431,7 @@ bool HasSendText(not_null<const Ui::InputField*> field) {
 	const auto &text = field->getTextWithTags().text;
 	for (const auto &ch : text) {
 		const auto code = ch.unicode();
-		if (code != ' '
-			&& code != '\n'
-			&& code != '\r'
-			&& !IsReplacedBySpace(code)) {
+		if (!IsTrimmed(ch) && !IsReplacedBySpace(code)) {
 			return true;
 		}
 	}
diff --git a/Telegram/lib_ui b/Telegram/lib_ui
index 34fcd4981d..a48b3d3750 160000
--- a/Telegram/lib_ui
+++ b/Telegram/lib_ui
@@ -1 +1 @@
-Subproject commit 34fcd4981d764f0869793893f37822b9c09393ab
+Subproject commit a48b3d3750ac1a1e3b2f4da3494fa5fb23b66106