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fix RichTextField text delete

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Signed-off-by: dom <githubaccount56556@proton.me>
This commit is contained in:
dom
2026-06-17 18:03:32 +08:00
parent 3510b6c74d
commit fe2ebebfdd
2 changed files with 11 additions and 2 deletions
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7
lib/common/widgets/flutter/text_field/controller.dart
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@@ -657,6 +657,9 @@ class RichTextEditingController extends TextEditingController {
} }
case TextEditingDeltaNonTextUpdate e: case TextEditingDeltaNonTextUpdate e:
if (!_isSelectionValid(e.selection, items.lastOrNull?.range.end ?? 0)) {
return;
}
newSelection = e.selection; newSelection = e.selection;
if (newSelection.isCollapsed) { if (newSelection.isCollapsed) {
final newPos = dragOffset(newSelection.base); final newPos = dragOffset(newSelection.base);
@@ -689,6 +692,10 @@ class RichTextEditingController extends TextEditingController {
} }
} }
static bool _isSelectionValid(TextSelection selection, int length) {
return selection.start <= length && selection.end <= length;
}
TextStyle? composingStyle; TextStyle? composingStyle;
TextStyle? richStyle; TextStyle? richStyle;

6
lib/common/widgets/flutter/text_field/editable_text.dart
View File

@@ -3568,10 +3568,12 @@ class EditableTextState extends State<EditableText>
remoteValue = delta.apply(remoteValue); remoteValue = delta.apply(remoteValue);
} }
final plainText = widget.controller.plainText;
final composing = textEditingDeltas.last.composing;
final newValue = TextEditingValue( final newValue = TextEditingValue(
text: widget.controller.plainText, text: plainText,
selection: widget.controller.newSelection, selection: widget.controller.newSelection,
composing: textEditingDeltas.last.composing, composing: composing.end <= plainText.length ? composing : .empty,
); );
updateEditingValue(newValue, remoteValue: remoteValue); updateEditingValue(newValue, remoteValue: remoteValue);