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opt: dyndetail/html ctr listener

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related #305

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
This commit is contained in:
bggRGjQaUbCoE
2025-03-05 12:43:57 +08:00
parent ed19e13630
commit bfcea11320
2 changed files with 34 additions and 27 deletions
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24
lib/pages/html/view.dart
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@@ -56,8 +56,7 @@ class _HtmlRenderPageState extends State<HtmlRenderPage>
get _getImageCallback => _horizontalPreview
? (imgList, index) {
bool needReverse =
fabAnimationCtr.status.isForwardOrCompleted == true;
bool needReverse = _isFabVisible;
if (needReverse) {
fabAnimationCtr.reverse();
}
@@ -131,11 +130,15 @@ class _HtmlRenderPageState extends State<HtmlRenderPage>
// }
// fab按钮
final ScrollDirection direction =
_htmlRenderCtr.scrollController.position.userScrollDirection;
if (direction == ScrollDirection.forward) {
final ScrollDirection direction1 =
_htmlRenderCtr.scrollController.positions.first.userScrollDirection;
late final ScrollDirection direction2 =
_htmlRenderCtr.scrollController.positions.last.userScrollDirection;
if (direction1 == ScrollDirection.forward ||
direction2 == ScrollDirection.forward) {
_showFab();
} else if (direction == ScrollDirection.reverse) {
} else if (direction1 == ScrollDirection.reverse ||
direction2 == ScrollDirection.reverse) {
_hideFab();
}
}
@@ -184,8 +187,7 @@ class _HtmlRenderPageState extends State<HtmlRenderPage>
} else {
ScaffoldState? scaffoldState = Scaffold.maybeOf(context);
if (scaffoldState != null) {
bool needReverse =
fabAnimationCtr.status.isForwardOrCompleted == true;
bool needReverse = _isFabVisible;
if (needReverse) {
fabAnimationCtr.reverse();
}
@@ -337,9 +339,8 @@ class _HtmlRenderPageState extends State<HtmlRenderPage>
Expanded(
flex: _ratio[0].toInt(),
child: CustomScrollView(
controller: orientation == Orientation.portrait
? _htmlRenderCtr.scrollController
: null,
controller: _htmlRenderCtr.scrollController,
physics: const AlwaysScrollableScrollPhysics(),
slivers: [
SliverPadding(
padding: orientation == Orientation.portrait
@@ -402,6 +403,7 @@ class _HtmlRenderPageState extends State<HtmlRenderPage>
backgroundColor: Colors.transparent,
body: CustomScrollView(
controller: _htmlRenderCtr.scrollController,
physics: const AlwaysScrollableScrollPhysics(),
slivers: [
SliverPadding(
padding: EdgeInsets.only(right: padding / 4),