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修复翻页速度过快导致高亮/摘抄失效的问题

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This commit is contained in:
DelLevin-Home
2026-07-05 02:17:34 +08:00
parent e2c15cef99
commit 1529c7d7cb
7 changed files with 249 additions and 47 deletions
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15
lib/pages/epub_reader/reader_screen.dart
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@@ -144,6 +144,11 @@ class _ReaderScreenState extends State<ReaderScreen>
bool styleDrawerOpen = false;
AppLifecycleState? lastLifecycleState = AppLifecycleState.resumed;
// 等待分栏布局完成
Completer<void>? _pageCountReadyCompleter;
@override
Completer<void>? get pageCountReadyCompleter => _pageCountReadyCompleter;
// 书签
final List<Map<String, dynamic>> _bookmarks = [];
@@ -531,9 +536,17 @@ class _ReaderScreenState extends State<ReaderScreen>
final ratio = widget.initialSpineIndex != null
? null
: bookSession.initialScrollPosition;
// 如果有跳转目标，创建 Completer 等待分栏布局完成
if (widget.initialSpineIndex != null && (widget.scrollToXPath != null || widget.scrollToText != null)) {
_pageCountReadyCompleter = Completer<void>();
}
await loadCarousel(restoreScrollRatio: ratio);
},
onPageCountReady: (totalPages) async {
// 通知分栏布局已完成
if (_pageCountReadyCompleter != null && !_pageCountReadyCompleter!.isCompleted) {
_pageCountReadyCompleter!.complete();
}
setState(() {
totalPagesInChapter = totalPages;
if (currentPageInChapter >= totalPagesInChapter) {
@@ -696,6 +709,8 @@ class _ReaderScreenState extends State<ReaderScreen>
onCopy: _onCopyButton,
onHighlight: _onHighlightButton,
onExcerpt: _onExcerptButton,
onRemoveHighlight: _existingHighlightId != null && !_existingIsExcerpt ? _onRemoveHighlightButton : null,
onRemoveExcerpt: _existingHighlightId != null && _existingIsExcerpt ? _onRemoveExcerptButton : null,
onDismiss: _dismissSelectionToolbar,
),
// 选区手柄（起点和终点）