fix: Check selection and composing range

koji-1009 · koji-1009 · commit 9e5212e511d5 · 2025-04-17T07:16:34.000+09:00
diff --git a/packages/flutter/lib/src/widgets/editable_text.dart b/packages/flutter/lib/src/widgets/editable_text.dart
@@ -6435,7 +6435,11 @@ class _UpdateTextSelectionAction<T extends DirectionalCaretMovementIntent>
 
   @override
   bool get isActionEnabled {
-    if (kIsWeb && state.widget.selectionEnabled) {
+    if (state.widget.selectionEnabled &&
+        kIsWeb &&
+        (state._value.selection.isCollapsed ||
+            state._value.composing.isCollapsed ||
+            state._value.selection == state._value.composing)) {
       return false;
     }
 
@@ -6521,7 +6525,11 @@ class _UpdateTextSelectionVerticallyAction<T extends DirectionalCaretMovementInt
 
   @override
   bool get isActionEnabled {
-    if (kIsWeb && state.widget.selectionEnabled) {
+    if (state.widget.selectionEnabled &&
+        kIsWeb &&
+        (state._value.selection.isCollapsed ||
+            state._value.composing.isCollapsed ||
+            state._value.selection == state._value.composing)) {
       return false;
     }
 
