From 032da5021737ad55eeba66c5192c229a92942aaf Mon Sep 17 00:00:00 2001
From: Huan Du <i@huandu.me>
Date: Wed, 24 Jul 2024 21:38:21 +0800
Subject: [PATCH] fix: invalid selection when tapping placeholder text

---
 lib/src/editor/editor.dart | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/src/editor/editor.dart b/lib/src/editor/editor.dart
index 271a6d55..72b8fad7 100644
--- a/lib/src/editor/editor.dart
+++ b/lib/src/editor/editor.dart
@@ -10,6 +10,7 @@ import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 
 import '../common/utils/platform.dart';
+import '../document/attribute.dart';
 import '../document/document.dart';
 import '../document/nodes/container.dart' as container_node;
 import '../document/nodes/leaf.dart';
@@ -984,6 +985,13 @@ class RenderEditor extends RenderEditableContainerBox
       start: localWord.start + nodeOffset,
       end: localWord.end + nodeOffset,
     );
+
+    // Don't change selection if the selected word is a placeholder.
+    if (child.container.style.attributes
+        .containsKey(Attribute.placeholder.key)) {
+      return;
+    }
+
     if (position.offset - word.start <= 1 && word.end != position.offset) {
       _handleSelectionChange(
         TextSelection.collapsed(offset: word.start),