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null-safety migration

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This commit is contained in:
devcat37 2021-07-15 23:23:37 +03:00
parent 349ec81edb
commit 6d9396bf55
8 changed files with 101 additions and 123 deletions
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2
example/android/build.gradle
View file

@ -6,7 +6,7 @@ buildscript {
}
dependencies {
classpath 'com.android.tools.build:gradle:3.5.0'
classpath 'com.android.tools.build:gradle:4.1.0'
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
}
}

2
example/android/gradle/wrapper/gradle-wrapper.properties vendored
View file

@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip

47
example/pubspec.lock
View file

@ -7,42 +7,42 @@ packages:
name: async
url: "https://pub.dartlang.org"
source: hosted
version: "2.5.0-nullsafety.1"
version: "2.5.0"
boolean_selector:
dependency: transitive
description:
name: boolean_selector
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.1"
version: "2.1.0"
characters:
dependency: transitive
description:
name: characters
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.3"
version: "1.1.0"
charcode:
dependency: transitive
description:
name: charcode
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
clock:
dependency: transitive
description:
name: clock
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.1"
version: "1.1.0"
collection:
dependency: transitive
description:
name: collection
url: "https://pub.dartlang.org"
source: hosted
version: "1.15.0-nullsafety.3"
version: "1.15.0"
cupertino_icons:
dependency: "direct main"
description:
@ -56,7 +56,7 @@ packages:
name: fake_async
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
flutter:
dependency: "direct main"
description: flutter
@ -72,27 +72,34 @@ packages:
description: flutter
source: sdk
version: "0.0.0"
js:
dependency: transitive
description:
name: js
url: "https://pub.dartlang.org"
source: hosted
version: "0.6.3"
matcher:
dependency: transitive
description:
name: matcher
url: "https://pub.dartlang.org"
source: hosted
version: "0.12.10-nullsafety.1"
version: "0.12.10"
meta:
dependency: transitive
description:
name: meta
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0-nullsafety.3"
version: "1.3.0"
path:
dependency: transitive
description:
name: path
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.0-nullsafety.1"
version: "1.8.0"
sky_engine:
dependency: transitive
description: flutter
@ -104,28 +111,28 @@ packages:
name: source_span
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.0-nullsafety.2"
version: "1.8.0"
stack_trace:
dependency: transitive
description:
name: stack_trace
url: "https://pub.dartlang.org"
source: hosted
version: "1.10.0-nullsafety.1"
version: "1.10.0"
stream_channel:
dependency: transitive
description:
name: stream_channel
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.1"
version: "2.1.0"
string_scanner:
dependency: transitive
description:
name: string_scanner
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.1"
version: "1.1.0"
swipe_to_action:
dependency: "direct main"
description:
@ -139,28 +146,28 @@ packages:
name: term_glyph
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
test_api:
dependency: transitive
description:
name: test_api
url: "https://pub.dartlang.org"
source: hosted
version: "0.2.19-nullsafety.2"
version: "0.2.19"
typed_data:
dependency: transitive
description:
name: typed_data
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0-nullsafety.3"
version: "1.3.0"
vector_math:
dependency: transitive
description:
name: vector_math
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.3"
version: "2.1.0"
sdks:
dart: ">=2.10.0-110 <=2.11.0-161.0.dev"
flutter: ">=1.20.0 <2.0.0"
dart: ">=2.12.0 <3.0.0"
flutter: ">=2.0.0"

2
example/pubspec.yaml
View file

@ -6,7 +6,7 @@ description: Demonstrates how to use the swipe_to_action plugin.
publish_to: 'none' # Remove this line if you wish to publish to pub.dev
environment:
sdk: ">=2.7.0 <3.0.0"
sdk: ">=2.12.0 <3.0.0"
dependencies:
flutter:

21
example/test/widget_test.dart
View file

@ -5,23 +5,4 @@
// gestures. You can also use WidgetTester to find child widgets in the widget
// tree, read text, and verify that the values of widget properties are correct.
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:swipe_to_action_example/main.dart';
void main() {
testWidgets('Verify Platform version', (WidgetTester tester) async {
// Build our app and trigger a frame.
await tester.pumpWidget(MyApp());
// Verify that platform version is retrieved.
expect(
find.byWidgetPredicate(
(Widget widget) => widget is Text &&
widget.data.startsWith('Running on:'),
),
findsOneWidget,
);
});
}
void main() {}

93
lib/src/swipeable.dart
View file

@ -31,6 +31,9 @@ enum SwipeDirection {
/// The [Swipeable] can be swiped by dragging in the reading direction
/// (e.g., from left to right in left-to-right languages).
startToEnd,
/// Called instead of null.
none,
}
class Swipeable extends StatefulWidget {
@ -43,12 +46,12 @@ class Swipeable extends StatefulWidget {
/// state of the dismissed item. Using keys causes the widgets to sync
/// according to their keys and avoids this pitfall.
const Swipeable({
@required Key key,
@required this.child,
required Key key,
required this.child,
required this.onSwipe,
this.background,
this.secondaryBackground,
this.confirmSwipe,
this.onSwipe,
this.direction = SwipeDirection.horizontal,
this.dismissThresholds = const <SwipeDirection, double>{},
this.maxOffset = 0.4,
@ -60,9 +63,7 @@ class Swipeable extends StatefulWidget {
PointerDeviceKind.stylus,
PointerDeviceKind.touch
},
}) : assert(key != null),
assert(secondaryBackground == null || background != null),
assert(dragStartBehavior != null),
}) : assert(secondaryBackground == null || background != null),
super(key: key);
/// The widget below this widget in the tree.
@ -73,12 +74,12 @@ class Swipeable extends StatefulWidget {
/// A widget that is stacked behind the child. If secondaryBackground is also
/// specified then this widget only appears when the child has been dragged
/// to the right.
final Widget background;
final Widget? background;
/// A widget that is stacked behind the child and is exposed when the child
/// has been dragged to the left. It may only be specified when background
/// has also been specified.
final Widget secondaryBackground;
final Widget? secondaryBackground;
/// Gives the app an opportunity to confirm or veto a pending dismissal.
///
@ -87,7 +88,7 @@ class Swipeable extends StatefulWidget {
///
/// If the returned Future<bool> completes to false or null the [onSwipe]
/// callback will not run.
final ConfirmSwipeCallback confirmSwipe;
final ConfirmSwipeCallback? confirmSwipe;
/// Called when the widget has been dismissed, after finishing resizing.
final SwipeDirectionCallback onSwipe;
@ -159,9 +160,8 @@ class Swipeable extends StatefulWidget {
class _SwipeableClipper extends CustomClipper<Rect> {
_SwipeableClipper({
@required this.moveAnimation,
}) : assert(moveAnimation != null),
super(reclip: moveAnimation);
required this.moveAnimation,
}) : super(reclip: moveAnimation);
final Animation<Offset> moveAnimation;
@ -185,28 +185,27 @@ class _SwipeableClipper extends CustomClipper<Rect> {
enum _FlingGestureKind { none, forward, reverse }
class _SwipeableState extends State<Swipeable>
with TickerProviderStateMixin, AutomaticKeepAliveClientMixin {
class _SwipeableState extends State<Swipeable> with TickerProviderStateMixin, AutomaticKeepAliveClientMixin {
@override
void initState() {
super.initState();
_moveController =
AnimationController(duration: widget.movementDuration, vsync: this)
_moveController = AnimationController(duration: widget.movementDuration, vsync: this)
..addStatusListener(_handleDismissStatusChanged);
_updateMoveAnimation();
super.initState();
}
AnimationController _moveController;
Animation<Offset> _moveAnimation;
late AnimationController _moveController;
late Animation<Offset> _moveAnimation;
double _dragExtent = 0.0;
bool _dragUnderway = false;
Size _sizePriorToCollapse;
Size? _sizePriorToCollapse;
bool _isTouch = true;
@override
bool get wantKeepAlive => _moveController?.isAnimating == true;
bool get wantKeepAlive => _moveController.isAnimating == true;
@override
void dispose() {
@ -216,20 +215,14 @@ class _SwipeableState extends State<Swipeable>
SwipeDirection _extentToDirection(double extent) {
if (extent == 0.0) {
return null;
return SwipeDirection.none;
}
switch (Directionality.of(context)) {
case TextDirection.rtl:
return extent < 0
? SwipeDirection.startToEnd
: SwipeDirection.endToStart;
return extent < 0 ? SwipeDirection.startToEnd : SwipeDirection.endToStart;
case TextDirection.ltr:
return extent > 0
? SwipeDirection.startToEnd
: SwipeDirection.endToStart;
return extent > 0 ? SwipeDirection.startToEnd : SwipeDirection.endToStart;
}
assert(false);
return null;
}
SwipeDirection get _swipeDirection => _extentToDirection(_dragExtent);
@ -240,7 +233,7 @@ class _SwipeableState extends State<Swipeable>
double get _overallDragAxisExtent {
final size = context.size;
return size.width;
return size?.width ?? 0.0;
}
void _handlePointerDown(PointerDownEvent event) {
@ -252,8 +245,7 @@ class _SwipeableState extends State<Swipeable>
void _handleDragStart(DragStartDetails details) {
_dragUnderway = true;
if (_moveController.isAnimating) {
_dragExtent =
_moveController.value * _overallDragAxisExtent * _dragExtent.sign;
_dragExtent = _moveController.value * _overallDragAxisExtent * _dragExtent.sign;
_moveController.stop();
} else {
_dragExtent = 0.0;
@ -269,9 +261,12 @@ class _SwipeableState extends State<Swipeable>
return;
}
final delta = details.primaryDelta;
final delta = details.primaryDelta ?? 0.0;
final oldDragExtent = _dragExtent;
switch (widget.direction) {
case SwipeDirection.none:
return;
case SwipeDirection.horizontal:
_dragExtent += delta;
break;
@ -327,7 +322,6 @@ class _SwipeableState extends State<Swipeable>
}
_FlingGestureKind _describeFlingGesture(Velocity velocity) {
assert(widget.direction != null);
if (_dragExtent == 0.0) {
// If it was a fling, then it was a fling that was let loose at the exact
// middle of the range (i.e. when there's no displacement). In that case,
@ -340,14 +334,12 @@ class _SwipeableState extends State<Swipeable>
final vy = velocity.pixelsPerSecond.dy;
SwipeDirection flingDirection;
// Verify that the fling is in the generally right direction and fast enough.
if (vx.abs() - vy.abs() < _kMinFlingVelocityDelta ||
vx.abs() < _kMinFlingVelocity) {
if (vx.abs() - vy.abs() < _kMinFlingVelocityDelta || vx.abs() < _kMinFlingVelocity) {
return _FlingGestureKind.none;
}
assert(vx != 0.0);
flingDirection = _extentToDirection(vx);
assert(_swipeDirection != null);
if (flingDirection == _swipeDirection) {
return _FlingGestureKind.forward;
}
@ -359,8 +351,7 @@ class _SwipeableState extends State<Swipeable>
return;
}
_dragUnderway = false;
if (_moveController.isCompleted &&
await _confirmStartSwipeAnimation() == true) {
if (_moveController.isCompleted && await _confirmStartSwipeAnimation() == true) {
_startSwipeAnimation();
return;
}
@ -369,28 +360,23 @@ class _SwipeableState extends State<Swipeable>
case _FlingGestureKind.forward:
assert(_dragExtent != 0.0);
assert(!_moveController.isDismissed);
if ((widget.dismissThresholds[_swipeDirection] ?? _kDismissThreshold) >=
1.0) {
if ((widget.dismissThresholds[_swipeDirection] ?? _kDismissThreshold) >= 1.0) {
await _moveController.reverse();
break;
}
_dragExtent = flingVelocity.sign;
await _moveController.fling(
velocity: flingVelocity.abs() * _kFlingVelocityScale);
await _moveController.fling(velocity: flingVelocity.abs() * _kFlingVelocityScale);
break;
case _FlingGestureKind.reverse:
assert(_dragExtent != 0.0);
assert(!_moveController.isDismissed);
_dragExtent = flingVelocity.sign;
await _moveController.fling(
velocity: -flingVelocity.abs() * _kFlingVelocityScale);
await _moveController.fling(velocity: -flingVelocity.abs() * _kFlingVelocityScale);
break;
case _FlingGestureKind.none:
if (!_moveController.isDismissed) {
// we already know it's not completed, we check that above
if (_moveController.value >
(widget.dismissThresholds[_swipeDirection] ??
_kDismissThreshold)) {
if (_moveController.value > (widget.dismissThresholds[_swipeDirection] ?? _kDismissThreshold)) {
await _moveController.forward();
} else {
await _moveController.reverse();
@ -414,21 +400,18 @@ class _SwipeableState extends State<Swipeable>
Future<bool> _confirmStartSwipeAnimation() async {
if (widget.confirmSwipe != null) {
final direction = _swipeDirection;
assert(direction != null);
return widget.confirmSwipe(direction);
return widget.confirmSwipe!(direction);
}
return true;
}
void _startSwipeAnimation() {
assert(_moveController != null);
assert(_moveController.isCompleted);
assert(_sizePriorToCollapse == null);
if (widget.onSwipe != null) {
final direction = _swipeDirection;
assert(direction != null);
widget.onSwipe(direction);
}
_moveController.reverse();
}

47
pubspec.lock
View file

@ -7,49 +7,49 @@ packages:
name: async
url: "https://pub.dartlang.org"
source: hosted
version: "2.5.0-nullsafety.1"
version: "2.5.0"
boolean_selector:
dependency: transitive
description:
name: boolean_selector
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.1"
version: "2.1.0"
characters:
dependency: transitive
description:
name: characters
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.3"
version: "1.1.0"
charcode:
dependency: transitive
description:
name: charcode
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
clock:
dependency: transitive
description:
name: clock
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.1"
version: "1.1.0"
collection:
dependency: transitive
description:
name: collection
url: "https://pub.dartlang.org"
source: hosted
version: "1.15.0-nullsafety.3"
version: "1.15.0"
fake_async:
dependency: transitive
description:
name: fake_async
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
flutter:
dependency: "direct main"
description: flutter
@ -65,27 +65,34 @@ packages:
description: flutter
source: sdk
version: "0.0.0"
js:
dependency: transitive
description:
name: js
url: "https://pub.dartlang.org"
source: hosted
version: "0.6.3"
matcher:
dependency: transitive
description:
name: matcher
url: "https://pub.dartlang.org"
source: hosted
version: "0.12.10-nullsafety.1"
version: "0.12.10"
meta:
dependency: transitive
description:
name: meta
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0-nullsafety.3"
version: "1.3.0"
path:
dependency: transitive
description:
name: path
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.0-nullsafety.1"
version: "1.8.0"
sky_engine:
dependency: transitive
description: flutter
@ -97,56 +104,56 @@ packages:
name: source_span
url: "https://pub.dartlang.org"
source: hosted
version: "1.8.0-nullsafety.2"
version: "1.8.0"
stack_trace:
dependency: transitive
description:
name: stack_trace
url: "https://pub.dartlang.org"
source: hosted
version: "1.10.0-nullsafety.1"
version: "1.10.0"
stream_channel:
dependency: transitive
description:
name: stream_channel
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.1"
version: "2.1.0"
string_scanner:
dependency: transitive
description:
name: string_scanner
url: "https://pub.dartlang.org"
source: hosted
version: "1.1.0-nullsafety.1"
version: "1.1.0"
term_glyph:
dependency: transitive
description:
name: term_glyph
url: "https://pub.dartlang.org"
source: hosted
version: "1.2.0-nullsafety.1"
version: "1.2.0"
test_api:
dependency: transitive
description:
name: test_api
url: "https://pub.dartlang.org"
source: hosted
version: "0.2.19-nullsafety.2"
version: "0.2.19"
typed_data:
dependency: transitive
description:
name: typed_data
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0-nullsafety.3"
version: "1.3.0"
vector_math:
dependency: transitive
description:
name: vector_math
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.0-nullsafety.3"
version: "2.1.0"
sdks:
dart: ">=2.10.0-110 <=2.11.0-161.0.dev"
flutter: ">=1.20.0 <2.0.0"
dart: ">=2.12.0 <3.0.0"
flutter: ">=2.0.0"

4
pubspec.yaml
View file

@ -4,8 +4,8 @@ version: 0.1.0
homepage: https://inex.dev/inex/swipe_to_action
environment:
sdk: ">=2.7.0 <3.0.0"
flutter: ">=1.20.0 <2.0.0"
sdk: ">=2.12.0 <3.0.0"
flutter: ">=2.0.0"
dependencies:
flutter: