From ee45815da522021e292fb95bd879717beecb74f9 Mon Sep 17 00:00:00 2001
From: Till Friebe <friebetill@gmail.com>
Date: Sat, 22 May 2021 12:34:09 +0200
Subject: [PATCH] Remove exception when widget is not mounted

---
 lib/src/widgets/raw_editor.dart | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/src/widgets/raw_editor.dart b/lib/src/widgets/raw_editor.dart
index 066ff675..bf63dd49 100644
--- a/lib/src/widgets/raw_editor.dart
+++ b/lib/src/widgets/raw_editor.dart
@@ -483,8 +483,12 @@ class RawEditorState extends EditorState
         ..startCursorTimer();
     }
 
-    SchedulerBinding.instance!.addPostFrameCallback(
-        (_) => _updateOrDisposeSelectionOverlayIfNeeded());
+    SchedulerBinding.instance!.addPostFrameCallback((_) {
+      if (!mounted) {
+        return;
+      }
+      _updateOrDisposeSelectionOverlayIfNeeded();
+    });
     if (mounted) {
       setState(() {
         // Use widget.controller.value in build()