inline tweak

Author: willmcgugan

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.56.4] - 2023-04-09
+
+### Fixed
+
+- Disabled terminal synchronization in inline mode as it breaks on some terminals
+
 ## [0.56.3] - 2024-04-08
 
 ### Fixed

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "textual"
-version = "0.56.3"
+version = "0.56.4"
 homepage = "https://github.com/Textualize/textual"
 repository = "https://github.com/Textualize/textual"
 documentation = "https://textual.textualize.io/"

src/textual/app.py

@@ -3430,7 +3430,8 @@ def _on_terminal_supports_synchronized_output(
         self, message: messages.TerminalSupportsSynchronizedOutput
     ) -> None:
         log.system("SynchronizedOutput mode is supported")
-        self._sync_available = True
+        if self._driver is not None and not self._driver.is_inline:
+            self._sync_available = True
 
     def _begin_update(self) -> None:
         if self._sync_available and self._driver is not None: