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more fab anim

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Closes #2265

Signed-off-by: dom <githubaccount56556@proton.me>
This commit is contained in:
dom
2026-06-04 10:54:58 +08:00
parent af1cd30ed7
commit 7b01c33657
9 changed files with 339 additions and 197 deletions
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56
lib/pages/common/fab_mixin.dart
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@@ -1,18 +1,19 @@
import 'package:flutter/material.dart';
mixin FabMixin<T extends StatefulWidget> on State<T>, TickerProvider {
bool _isFabVisible = true;
late final AnimationController _fabAnimationCtr;
late final Animation<Offset> fabAnimation;
mixin BaseFabMixin<T extends StatefulWidget> on State<T>, TickerProvider {
late bool _isFabVisible = true;
AnimationController get fabAnimationCtr;
Animation<Offset> get fabAnimation;
@override
void initState() {
super.initState();
_fabAnimationCtr = AnimationController(
AnimationController _initController() {
return AnimationController(
vsync: this,
duration: const Duration(milliseconds: 100),
);
fabAnimation = _fabAnimationCtr.drive(
}
Animation<Offset> _initAnimation() {
return fabAnimationCtr.drive(
Tween<Offset>(
begin: Offset.zero,
end: const Offset(0.0, 1.0),
@@ -23,20 +24,51 @@ mixin FabMixin<T extends StatefulWidget> on State<T>, TickerProvider {
void showFab() {
if (!_isFabVisible) {
_isFabVisible = true;
_fabAnimationCtr.reverse();
fabAnimationCtr.reverse();
}
}
void hideFab() {
if (_isFabVisible) {
_isFabVisible = false;
_fabAnimationCtr.forward();
fabAnimationCtr.forward();
}
}
}
mixin FabMixin<T extends StatefulWidget> on BaseFabMixin<T> {
@override
late final AnimationController fabAnimationCtr;
@override
late final Animation<Offset> fabAnimation;
@override
void initState() {
super.initState();
fabAnimationCtr = _initController();
fabAnimation = _initAnimation();
}
@override
void dispose() {
_fabAnimationCtr.dispose();
fabAnimationCtr.dispose();
super.dispose();
}
}
mixin LazyFabMixin<T extends StatefulWidget> on BaseFabMixin<T> {
AnimationController? _fabAnimationCtr;
Animation<Offset>? _fabAnimation;
@override
AnimationController get fabAnimationCtr =>
_fabAnimationCtr ??= _initController();
@override
Animation<Offset> get fabAnimation => _fabAnimation ??= _initAnimation();
@override
void dispose() {
_fabAnimationCtr?.dispose();
super.dispose();
}
}