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Remove deprecated RenderObjectElement methods (#98616)

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Kate Lovett 2022-03-07 15:41:20 -06:00 committed by GitHub
parent a491a81f78
commit 66826e8fef
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2 changed files with 12 additions and 202 deletions
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128
packages/flutter/lib/src/widgets/framework.dart
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@ -6053,31 +6053,14 @@ abstract class RenderObjectElement extends Element {
/// Insert the given child into [renderObject] at the given slot.
///
/// {@macro flutter.widgets.RenderObjectElement.insertRenderObjectChild}
///
/// ## Deprecation
///
/// This method has been deprecated in favor of [insertRenderObjectChild].
///
/// The reason for the deprecation is to provide the `oldSlot` argument to
/// the [moveRenderObjectChild] method (such an argument was missing from
/// the now-deprecated [moveChildRenderObject] method) and the `slot`
/// argument to the [removeRenderObjectChild] method (such an argument was
/// missing from the now-deprecated [removeChildRenderObject] method). While
/// no argument was added to [insertRenderObjectChild], the name change (and
/// corresponding deprecation) was made to maintain naming parity with the
/// other two methods.
///
/// To migrate, simply override [insertRenderObjectChild] instead of
/// [insertChildRenderObject]. The arguments stay the same. Subclasses should
/// _not_ call `super.insertRenderObjectChild(...)`.
/// {@template flutter.widgets.RenderObjectElement.insertRenderObjectChild}
/// The semantics of `slot` are determined by this element. For example, if
/// this element has a single child, the slot should always be null. If this
/// element has a list of children, the previous sibling element wrapped in an
/// [IndexedSlot] is a convenient value for the slot.
/// {@endtemplate}
@protected
@mustCallSuper
@Deprecated(
'Override insertRenderObjectChild instead. '
'This feature was deprecated after v1.21.0-9.0.pre.',
)
void insertChildRenderObject(covariant RenderObject child, covariant Object? slot) {
void insertRenderObjectChild(covariant RenderObject child, covariant Object? slot) {
assert(() {
throw FlutterError.fromParts(<DiagnosticsNode>[
ErrorSummary('RenderObjectElement.insertChildRenderObject() is deprecated.'),
@ -6102,20 +6085,7 @@ abstract class RenderObjectElement extends Element {
}());
}
/// Insert the given child into [renderObject] at the given slot.
///
/// {@template flutter.widgets.RenderObjectElement.insertRenderObjectChild}
/// The semantics of `slot` are determined by this element. For example, if
/// this element has a single child, the slot should always be null. If this
/// element has a list of children, the previous sibling element wrapped in an
/// [IndexedSlot] is a convenient value for the slot.
/// {@endtemplate}
@protected
void insertRenderObjectChild(covariant RenderObject child, covariant Object? slot) {
insertChildRenderObject(child, slot);
}
/// Move the given child to the given slot.
/// Move the given child from the given old slot to the given new slot.
///
/// The given child is guaranteed to have [renderObject] as its parent.
///
@ -6129,32 +6099,8 @@ abstract class RenderObjectElement extends Element {
/// always having the same slot (and where children in different slots are never
/// compared against each other for the purposes of updating one slot with the
/// element from another slot) would never call this.
///
/// ## Deprecation
///
/// This method has been deprecated in favor of [moveRenderObjectChild].
///
/// The reason for the deprecation is to provide the `oldSlot` argument to
/// the [moveRenderObjectChild] method (such an argument was missing from
/// the now-deprecated [moveChildRenderObject] method) and the `slot`
/// argument to the [removeRenderObjectChild] method (such an argument was
/// missing from the now-deprecated [removeChildRenderObject] method). While
/// no argument was added to [insertRenderObjectChild], the name change (and
/// corresponding deprecation) was made to maintain naming parity with the
/// other two methods.
///
/// To migrate, simply override [moveRenderObjectChild] instead of
/// [moveChildRenderObject]. The `slot` argument becomes the `newSlot`
/// argument, and the method will now take a new `oldSlot` argument that
/// subclasses may find useful. Subclasses should _not_ call
/// `super.moveRenderObjectChild(...)`.
@protected
@mustCallSuper
@Deprecated(
'Override moveRenderObjectChild instead. '
'This feature was deprecated after v1.21.0-9.0.pre.',
)
void moveChildRenderObject(covariant RenderObject child, covariant Object? slot) {
void moveRenderObjectChild(covariant RenderObject child, covariant Object? oldSlot, covariant Object? newSlot) {
assert(() {
throw FlutterError.fromParts(<DiagnosticsNode>[
ErrorSummary('RenderObjectElement.moveChildRenderObject() is deprecated.'),
@ -6179,53 +6125,12 @@ abstract class RenderObjectElement extends Element {
}());
}
/// Move the given child from the given old slot to the given new slot.
///
/// The given child is guaranteed to have [renderObject] as its parent.
///
/// {@macro flutter.widgets.RenderObjectElement.insertRenderObjectChild}
///
/// This method is only ever called if [updateChild] can end up being called
/// with an existing [Element] child and a `slot` that differs from the slot
/// that element was previously given. [MultiChildRenderObjectElement] does this,
/// for example. [SingleChildRenderObjectElement] does not (since the `slot` is
/// always null). An [Element] that has a specific set of slots with each child
/// always having the same slot (and where children in different slots are never
/// compared against each other for the purposes of updating one slot with the
/// element from another slot) would never call this.
@protected
void moveRenderObjectChild(covariant RenderObject child, covariant Object? oldSlot, covariant Object? newSlot) {
moveChildRenderObject(child, newSlot);
}
/// Remove the given child from [renderObject].
///
/// The given child is guaranteed to have [renderObject] as its parent.
///
/// ## Deprecation
///
/// This method has been deprecated in favor of [removeRenderObjectChild].
///
/// The reason for the deprecation is to provide the `oldSlot` argument to
/// the [moveRenderObjectChild] method (such an argument was missing from
/// the now-deprecated [moveChildRenderObject] method) and the `slot`
/// argument to the [removeRenderObjectChild] method (such an argument was
/// missing from the now-deprecated [removeChildRenderObject] method). While
/// no argument was added to [insertRenderObjectChild], the name change (and
/// corresponding deprecation) was made to maintain naming parity with the
/// other two methods.
///
/// To migrate, simply override [removeRenderObjectChild] instead of
/// [removeChildRenderObject]. The method will now take a new `slot` argument
/// that subclasses may find useful. Subclasses should _not_ call
/// `super.removeRenderObjectChild(...)`.
/// The given child is guaranteed to have been inserted at the given `slot`
/// and have [renderObject] as its parent.
@protected
@mustCallSuper
@Deprecated(
'Override removeRenderObjectChild instead. '
'This feature was deprecated after v1.21.0-9.0.pre.',
)
void removeChildRenderObject(covariant RenderObject child) {
void removeRenderObjectChild(covariant RenderObject child, covariant Object? slot) {
assert(() {
throw FlutterError.fromParts(<DiagnosticsNode>[
ErrorSummary('RenderObjectElement.removeChildRenderObject() is deprecated.'),
@ -6250,15 +6155,6 @@ abstract class RenderObjectElement extends Element {
}());
}
/// Remove the given child from [renderObject].
///
/// The given child is guaranteed to have been inserted at the given `slot`
/// and have [renderObject] as its parent.
@protected
void removeRenderObjectChild(covariant RenderObject child, covariant Object? slot) {
removeChildRenderObject(child);
}
@override
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);

86
packages/flutter/test/widgets/render_object_element_test.dart
View File

@ -62,17 +62,6 @@ class SwapperWithNoOverrides extends Swapper {
SwapperElement createElement() => SwapperElementWithNoOverrides(this);
}
class SwapperWithDeprecatedOverrides extends Swapper {
const SwapperWithDeprecatedOverrides({
Key? key,
Widget? stable,
Widget? swapper,
}) : super(key: key, stable: stable, swapper: swapper);
@override
SwapperElement createElement() => SwapperElementWithDeprecatedOverrides(this);
}
abstract class SwapperElement extends RenderObjectElement {
SwapperElement(Swapper widget) : super(widget);
@ -150,38 +139,6 @@ class SwapperElementWithNoOverrides extends SwapperElement {
SwapperElementWithNoOverrides(Swapper widget) : super(widget);
}
class SwapperElementWithDeprecatedOverrides extends SwapperElement {
SwapperElementWithDeprecatedOverrides(Swapper widget) : super(widget);
@override
// ignore: must_call_super
void insertChildRenderObject(RenderBox child, Object? slot) {
insertSlots.add(slot);
assert(child != null);
if (slot == 'stable')
renderObject.stable = child;
else
renderObject.setSwapper(child, slot! as bool);
}
@override
// ignore: must_call_super
void moveChildRenderObject(RenderBox child, bool isOnTop) {
moveSlots.add(Pair<bool>(null, isOnTop));
renderObject.setSwapper(child, isOnTop);
}
@override
// ignore: must_call_super
void removeChildRenderObject(RenderBox child) {
removeSlots.add(null);
if (child == renderObject._stable)
renderObject.stable = null;
else
renderObject.setSwapper(null, swapperIsOnTop);
}
}
class RenderSwapper extends RenderBox {
RenderBox? _stable;
RenderBox? get stable => _stable;
@ -321,49 +278,6 @@ void main() {
expect(swapper.removeSlots, contains(false));
});
testWidgets('RenderObjectElement *RenderObjectChild methods delegate to deprecated methods', (WidgetTester tester) async {
const Key redKey = ValueKey<String>('red');
const Key blueKey = ValueKey<String>('blue');
Widget widget() {
return SwapperWithDeprecatedOverrides(
stable: ColoredBox(
key: redKey,
color: Color(nonconst(0xffff0000)),
),
swapper: ColoredBox(
key: blueKey,
color: Color(nonconst(0xff0000ff)),
),
);
}
await tester.pumpWidget(widget());
final SwapperElement swapper = tester.element<SwapperElement>(find.byType(SwapperWithDeprecatedOverrides));
final RenderBox redBox = tester.renderObject<RenderBox>(find.byKey(redKey));
final RenderBox blueBox = tester.renderObject<RenderBox>(find.byKey(blueKey));
expect(swapper.insertSlots.length, 2);
expect(swapper.insertSlots, contains('stable'));
expect(swapper.insertSlots, contains(true));
expect(swapper.moveSlots, isEmpty);
expect(swapper.removeSlots, isEmpty);
expect(parentDataFor(redBox).offset, const Offset(0, 300));
expect(parentDataFor(blueBox).offset, Offset.zero);
await tester.pumpWidget(widget());
expect(swapper.insertSlots.length, 2);
expect(swapper.moveSlots.length, 1);
expect(swapper.moveSlots, contains(const Pair<bool>(null, false)));
expect(swapper.removeSlots, isEmpty);
expect(parentDataFor(redBox).offset, Offset.zero);
expect(parentDataFor(blueBox).offset, const Offset(0, 300));
await tester.pumpWidget(const SwapperWithDeprecatedOverrides());
expect(redBox.attached, false);
expect(blueBox.attached, false);
expect(swapper.insertSlots.length, 2);
expect(swapper.moveSlots.length, 1);
expect(swapper.removeSlots.length, 2);
expect(swapper.removeSlots, <bool?>[null,null]);
});
testWidgets('RenderObjectElement *ChildRenderObject methods fail with deprecation message', (WidgetTester tester) async {
const Key redKey = ValueKey<String>('red');
const Key blueKey = ValueKey<String>('blue');