nyne/venera
1
0
Fork 0
mirror of https://github.com/venera-app/venera.git synced 2025-12-16 07:01:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

Optimize favorite page.

Browse Source
This commit is contained in:
角砂糖
2025-10-26 21:01:52 +08:00
parent 09a1d2821c
commit 39a834815d
5 changed files with 136 additions and 79 deletions
Download Patch File Download Diff File Expand all files Collapse all files

110
lib/components/scroll.dart
View File

@@ -241,6 +241,10 @@ class _AppScrollBarState extends State<AppScrollBar> {
late final VerticalDragGestureRecognizer _dragGestureRecognizer;
bool _isVisible = false;
Timer? _hideTimer;
static const _hideDuration = Duration(seconds: 2);
@override
void initState() {
super.initState();
@@ -248,7 +252,41 @@ class _AppScrollBarState extends State<AppScrollBar> {
_scrollController.addListener(onChanged);
Future.microtask(onChanged);
_dragGestureRecognizer = VerticalDragGestureRecognizer()
..onUpdate = onUpdate;
..onUpdate = onUpdate
..onStart = (_) {
_showScrollbar();
}
..onEnd = (_) {
_scheduleHide();
};
}
@override
void dispose() {
_hideTimer?.cancel();
_scrollController.removeListener(onChanged);
_dragGestureRecognizer.dispose();
super.dispose();
}
void _showScrollbar() {
if (!_isVisible && mounted) {
setState(() {
_isVisible = true;
});
}
_hideTimer?.cancel();
}
void _scheduleHide() {
_hideTimer?.cancel();
_hideTimer = Timer(_hideDuration, () {
if (mounted && _isVisible) {
setState(() {
_isVisible = false;
});
}
});
}
void onUpdate(DragUpdateDetails details) {
@@ -269,14 +307,24 @@ class _AppScrollBarState extends State<AppScrollBar> {
void onChanged() {
if (_scrollController.positions.isEmpty) return;
var position = _scrollController.position;
bool hasChanged = false;
if (position.minScrollExtent != minExtent ||
position.maxScrollExtent != maxExtent ||
position.pixels != this.position) {
setState(() {
minExtent = position.minScrollExtent;
maxExtent = position.maxScrollExtent;
this.position = position.pixels;
});
hasChanged = true;
minExtent = position.minScrollExtent;
maxExtent = position.maxScrollExtent;
this.position = position.pixels;
}
if (hasChanged) {
_showScrollbar();
_scheduleHide();
}
if (hasChanged && mounted) {
setState(() {});
}
}
@@ -300,29 +348,35 @@ class _AppScrollBarState extends State<AppScrollBar> {
Positioned(
top: top + widget.topPadding,
right: 0,
child: MouseRegion(
cursor: SystemMouseCursors.click,
child: Listener(
behavior: HitTestBehavior.translucent,
onPointerDown: (event) {
_dragGestureRecognizer.addPointer(event);
},
child: SizedBox(
width: _scrollIndicatorSize/2,
height: _scrollIndicatorSize,
child: CustomPaint(
painter: _ScrollIndicatorPainter(
backgroundColor: context.colorScheme.surface,
shadowColor: context.colorScheme.shadow,
child: AnimatedOpacity(
opacity: _isVisible ? 1.0 : 0.0,
duration: const Duration(milliseconds: 200),
child: MouseRegion(
cursor: SystemMouseCursors.click,
onEnter: (_) => _showScrollbar(),
onExit: (_) => _scheduleHide(),
child: Listener(
behavior: HitTestBehavior.translucent,
onPointerDown: (event) {
_dragGestureRecognizer.addPointer(event);
},
child: SizedBox(
width: _scrollIndicatorSize / 2,
height: _scrollIndicatorSize,
child: CustomPaint(
painter: _ScrollIndicatorPainter(
backgroundColor: context.colorScheme.surface,
shadowColor: context.colorScheme.shadow,
),
child: Column(
children: [
const Spacer(),
Icon(Icons.arrow_drop_up, size: 18),
Icon(Icons.arrow_drop_down, size: 18),
const Spacer(),
],
).paddingLeft(4),
),
child: Column(
children: [
const Spacer(),
Icon(Icons.arrow_drop_up, size: 18),
Icon(Icons.arrow_drop_down, size: 18),
const Spacer(),
],
).paddingLeft(4),
),
),
),