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Unverified Commit 69788322 authored by Alexandre Ardhuin's avatar Alexandre Ardhuin Committed by GitHub
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migrate some cupertino files to nullsafety (#65880)

parent 10a66b19
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Showing with 163 additions and 156 deletions
packages/flutter/lib/src/cupertino/colors.dart
View file @ 69788322
......@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'dart:ui' show Color, Brightness;
import '../../foundation.dart';
......@@ -683,15 +681,15 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
///
/// All the colors must not be null.
const CupertinoDynamicColor({
String debugLabel,
@required Color color,
@required Color darkColor,
@required Color highContrastColor,
@required Color darkHighContrastColor,
@required Color elevatedColor,
@required Color darkElevatedColor,
@required Color highContrastElevatedColor,
@required Color darkHighContrastElevatedColor,
String? debugLabel,
required Color color,
required Color darkColor,
required Color highContrastColor,
required Color darkHighContrastColor,
required Color elevatedColor,
required Color darkElevatedColor,
required Color highContrastElevatedColor,
required Color darkHighContrastElevatedColor,
}) : this._(
color,
color,
......@@ -713,11 +711,11 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
///
/// All the colors must not be null.
const CupertinoDynamicColor.withBrightnessAndContrast({
String debugLabel,
@required Color color,
@required Color darkColor,
@required Color highContrastColor,
@required Color darkHighContrastColor,
String? debugLabel,
required Color color,
required Color darkColor,
required Color highContrastColor,
required Color darkHighContrastColor,
}) : this(
debugLabel: debugLabel,
color: color,
......@@ -736,9 +734,9 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
///
/// All the colors must not be null.
const CupertinoDynamicColor.withBrightness({
String debugLabel,
@required Color color,
@required Color darkColor,
String? debugLabel,
required Color color,
required Color darkColor,
}) : this(
debugLabel: debugLabel,
color: color,
......@@ -786,9 +784,9 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
@override
int get value => _effectiveColor.value;
final String _debugLabel;
final String? _debugLabel;
final Element _debugResolveContext;
final Element? _debugResolveContext;
/// The color to use when the [BuildContext] implies a combination of light mode,
/// normal contrast, and base interface elevation.
......@@ -887,7 +885,7 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
/// value will be used ([Brightness.light] platform brightness, normal contrast,
/// [CupertinoUserInterfaceLevelData.base] elevation level), unless [nullOk] is
/// set to false, in which case an exception will be thrown.
static Color resolve(Color resolvable, BuildContext context, { bool nullOk = true }) {
static Color? resolve(Color? resolvable, BuildContext context, { bool nullOk = true }) {
if (resolvable == null)
return null;
assert(context != null);
......@@ -981,7 +979,7 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
}
}
Element _debugContext;
Element? _debugContext;
assert(() {
_debugContext = context as Element;
return true;
......@@ -1058,7 +1056,7 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
void debugFillProperties(DiagnosticPropertiesBuilder properties) {
super.debugFillProperties(properties);
if (_debugLabel != null)
properties.add(MessageProperty('debugLabel', _debugLabel));
properties.add(MessageProperty('debugLabel', _debugLabel!));
properties.add(createCupertinoColorProperty('color', color));
if (_isPlatformBrightnessDependent)
properties.add(createCupertinoColorProperty('darkColor', darkColor));
......@@ -1085,11 +1083,11 @@ class CupertinoDynamicColor extends Color with Diagnosticable {
/// The [showName], [style], and [level] arguments must not be null.
DiagnosticsProperty<Color> createCupertinoColorProperty(
String name,
Color value, {
bool showName = true,
Object defaultValue = kNoDefaultValue,
DiagnosticsTreeStyle style = DiagnosticsTreeStyle.singleLine,
DiagnosticLevel level = DiagnosticLevel.info,
Color? value, {
bool showName = true,
Object? defaultValue = kNoDefaultValue,
DiagnosticsTreeStyle style = DiagnosticsTreeStyle.singleLine,
DiagnosticLevel level = DiagnosticLevel.info,
}) {
if (value is CupertinoDynamicColor) {
return DiagnosticsProperty<CupertinoDynamicColor>(
......
packages/flutter/lib/src/cupertino/icon_theme_data.dart
View file @ 69788322
......@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'colors.dart';
......@@ -16,22 +14,22 @@ class CupertinoIconThemeData extends IconThemeData with Diagnosticable {
/// The opacity applies to both explicit and default icon colors. The value
/// is clamped between 0.0 and 1.0.
const CupertinoIconThemeData({
Color color,
double opacity,
double size
Color? color,
double? opacity,
double? size,
}) : super(color: color, opacity: opacity, size: size);
/// Called by [IconTheme.of] to resolve [color] against the given [BuildContext].
@override
IconThemeData resolve(BuildContext context) {
final Color resolvedColor = CupertinoDynamicColor.resolve(color, context);
final Color? resolvedColor = CupertinoDynamicColor.resolve(color, context);
return resolvedColor == color ? this : copyWith(color: resolvedColor);
}
/// Creates a copy of this icon theme but with the given fields replaced with
/// the new values.
@override
CupertinoIconThemeData copyWith({ Color color, double opacity, double size }) {
CupertinoIconThemeData copyWith({ Color? color, double? opacity, double? size }) {
return CupertinoIconThemeData(
color: color ?? this.color,
opacity: opacity ?? this.opacity,
......
packages/flutter/lib/src/cupertino/interface_level.dart
View file @ 69788322
......@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'package:flutter/foundation.dart';
import '../widgets/framework.dart';
......@@ -41,9 +39,9 @@ class CupertinoUserInterfaceLevel extends InheritedWidget {
/// Creates a [CupertinoUserInterfaceLevel] to change descendant Cupertino widget's
/// visual level.
const CupertinoUserInterfaceLevel({
Key key,
@required CupertinoUserInterfaceLevelData data,
Widget child,
Key? key,
required CupertinoUserInterfaceLevelData data,
required Widget child,
}) : assert(data != null),
_data = data,
super(key: key, child: child);
......@@ -59,10 +57,10 @@ class CupertinoUserInterfaceLevel extends InheritedWidget {
/// You can use this function to query the user interface elevation level within
/// the given [BuildContext]. When that information changes, your widget will
/// be scheduled to be rebuilt, keeping your widget up-to-date.
static CupertinoUserInterfaceLevelData of(BuildContext context, { bool nullOk = false }) {
static CupertinoUserInterfaceLevelData? of(BuildContext context, { bool nullOk = false }) {
assert(context != null);
assert(nullOk != null);
final CupertinoUserInterfaceLevel query = context.dependOnInheritedWidgetOfExactType<CupertinoUserInterfaceLevel>();
final CupertinoUserInterfaceLevel? query = context.dependOnInheritedWidgetOfExactType<CupertinoUserInterfaceLevel>();
if (query != null)
return query._data;
if (nullOk)
......
packages/flutter/lib/src/cupertino/text_theme.dart
View file @ 69788322
......@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart' show Brightness;
import 'package:flutter/widgets.dart';
......@@ -98,12 +96,12 @@ const TextStyle _kDefaultDateTimePickerTextStyle = TextStyle(
color: CupertinoColors.label,
);
TextStyle _resolveTextStyle(TextStyle style, BuildContext context, bool nullOk) {
TextStyle? _resolveTextStyle(TextStyle? style, BuildContext context, bool nullOk) {
// This does not resolve the shadow color, foreground, background, etc.
return style?.copyWith(
color: CupertinoDynamicColor.resolve(style?.color, context, nullOk: nullOk),
backgroundColor: CupertinoDynamicColor.resolve(style?.backgroundColor, context, nullOk: nullOk),
decorationColor: CupertinoDynamicColor.resolve(style?.decorationColor, context, nullOk: nullOk),
color: CupertinoDynamicColor.resolve(style.color, context, nullOk: nullOk),
backgroundColor: CupertinoDynamicColor.resolve(style.backgroundColor, context, nullOk: nullOk),
decorationColor: CupertinoDynamicColor.resolve(style.decorationColor, context, nullOk: nullOk),
);
}
......@@ -126,15 +124,15 @@ class CupertinoTextThemeData with Diagnosticable {
'This argument no longer does anything. You can remove it. '
'This feature was deprecated after v1.10.14.'
)
Brightness brightness,
TextStyle textStyle,
TextStyle actionTextStyle,
TextStyle tabLabelTextStyle,
TextStyle navTitleTextStyle,
TextStyle navLargeTitleTextStyle,
TextStyle navActionTextStyle,
TextStyle pickerTextStyle,
TextStyle dateTimePickerTextStyle,
Brightness? brightness,
TextStyle? textStyle,
TextStyle? actionTextStyle,
TextStyle? tabLabelTextStyle,
TextStyle? navTitleTextStyle,
TextStyle? navLargeTitleTextStyle,
TextStyle? navActionTextStyle,
TextStyle? pickerTextStyle,
TextStyle? dateTimePickerTextStyle,
}) : this._raw(
const _TextThemeDefaultsBuilder(CupertinoColors.label, CupertinoColors.inactiveGray),
primaryColor,
......@@ -162,41 +160,41 @@ class CupertinoTextThemeData with Diagnosticable {
) : assert((_navActionTextStyle != null && _actionTextStyle != null) || _primaryColor != null);
final _TextThemeDefaultsBuilder _defaults;
final Color _primaryColor;
final Color? _primaryColor;
final TextStyle _textStyle;
final TextStyle? _textStyle;
/// The [TextStyle] of general text content for Cupertino widgets.
TextStyle get textStyle => _textStyle ?? _defaults.textStyle;
final TextStyle _actionTextStyle;
final TextStyle? _actionTextStyle;
/// The [TextStyle] of interactive text content such as text in a button without background.
TextStyle get actionTextStyle {
return _actionTextStyle ?? _defaults.actionTextStyle(primaryColor: _primaryColor);
}
final TextStyle _tabLabelTextStyle;
final TextStyle? _tabLabelTextStyle;
/// The [TextStyle] of unselected tabs.
TextStyle get tabLabelTextStyle => _tabLabelTextStyle ?? _defaults.tabLabelTextStyle;
final TextStyle _navTitleTextStyle;
final TextStyle? _navTitleTextStyle;
/// The [TextStyle] of titles in standard navigation bars.
TextStyle get navTitleTextStyle => _navTitleTextStyle ?? _defaults.navTitleTextStyle;
final TextStyle _navLargeTitleTextStyle;
final TextStyle? _navLargeTitleTextStyle;
/// The [TextStyle] of large titles in sliver navigation bars.
TextStyle get navLargeTitleTextStyle => _navLargeTitleTextStyle ?? _defaults.navLargeTitleTextStyle;
final TextStyle _navActionTextStyle;
final TextStyle? _navActionTextStyle;
/// The [TextStyle] of interactive text content in navigation bars.
TextStyle get navActionTextStyle {
return _navActionTextStyle ?? _defaults.navActionTextStyle(primaryColor: _primaryColor);
}
final TextStyle _pickerTextStyle;
final TextStyle? _pickerTextStyle;
/// The [TextStyle] of pickers.
TextStyle get pickerTextStyle => _pickerTextStyle ?? _defaults.pickerTextStyle;
final TextStyle _dateTimePickerTextStyle;
final TextStyle? _dateTimePickerTextStyle;
/// The [TextStyle] of date time pickers.
TextStyle get dateTimePickerTextStyle => _dateTimePickerTextStyle ?? _defaults.dateTimePickerTextStyle;
......@@ -209,7 +207,7 @@ class CupertinoTextThemeData with Diagnosticable {
/// be used as-is.
CupertinoTextThemeData resolveFrom(BuildContext context, { bool nullOk = false }) {
return CupertinoTextThemeData._raw(
_defaults?.resolveFrom(context, nullOk),
_defaults.resolveFrom(context, nullOk),
CupertinoDynamicColor.resolve(_primaryColor, context, nullOk: nullOk),
_resolveTextStyle(_textStyle, context, nullOk),
_resolveTextStyle(_actionTextStyle, context, nullOk),
......@@ -225,20 +223,20 @@ class CupertinoTextThemeData with Diagnosticable {
/// Returns a copy of the current [CupertinoTextThemeData] instance with
/// specified overrides.
CupertinoTextThemeData copyWith({
Color primaryColor,
Color? primaryColor,
@Deprecated(
'This argument no longer does anything. You can remove it. '
'This feature was deprecated after v1.10.14.'
)
Brightness brightness,
TextStyle textStyle,
TextStyle actionTextStyle,
TextStyle tabLabelTextStyle,
TextStyle navTitleTextStyle,
TextStyle navLargeTitleTextStyle,
TextStyle navActionTextStyle,
TextStyle pickerTextStyle,
TextStyle dateTimePickerTextStyle,
Brightness? brightness,
TextStyle? textStyle,
TextStyle? actionTextStyle,
TextStyle? tabLabelTextStyle,
TextStyle? navTitleTextStyle,
TextStyle? navLargeTitleTextStyle,
TextStyle? navActionTextStyle,
TextStyle? pickerTextStyle,
TextStyle? dateTimePickerTextStyle,
}) {
return CupertinoTextThemeData._raw(
_defaults,
......@@ -282,9 +280,9 @@ class _TextThemeDefaultsBuilder {
final Color inactiveGrayColor;
static TextStyle _applyLabelColor(TextStyle original, Color color) {
return original?.color == color
return original.color == color
? original
: original?.copyWith(color: color);
: original.copyWith(color: color);
}
TextStyle get textStyle => _applyLabelColor(_kDefaultTextStyle, labelColor);
......@@ -294,12 +292,12 @@ class _TextThemeDefaultsBuilder {
TextStyle get pickerTextStyle => _applyLabelColor(_kDefaultPickerTextStyle, labelColor);
TextStyle get dateTimePickerTextStyle => _applyLabelColor(_kDefaultDateTimePickerTextStyle, labelColor);
TextStyle actionTextStyle({ Color primaryColor }) => _kDefaultActionTextStyle.copyWith(color: primaryColor);
TextStyle navActionTextStyle({ Color primaryColor }) => actionTextStyle(primaryColor: primaryColor);
TextStyle actionTextStyle({ Color? primaryColor }) => _kDefaultActionTextStyle.copyWith(color: primaryColor);
TextStyle navActionTextStyle({ Color? primaryColor }) => actionTextStyle(primaryColor: primaryColor);
_TextThemeDefaultsBuilder resolveFrom(BuildContext context, bool nullOk) {
final Color resolvedLabelColor = CupertinoDynamicColor.resolve(labelColor, context, nullOk: nullOk);
final Color resolvedInactiveGray = CupertinoDynamicColor.resolve(inactiveGrayColor, context, nullOk: nullOk);
final Color resolvedLabelColor = CupertinoDynamicColor.resolve(labelColor, context, nullOk: nullOk)!;
final Color resolvedInactiveGray = CupertinoDynamicColor.resolve(inactiveGrayColor, context, nullOk: nullOk)!;
return resolvedLabelColor == labelColor && resolvedInactiveGray == CupertinoColors.inactiveGray
? this
: _TextThemeDefaultsBuilder(resolvedLabelColor, resolvedInactiveGray);
......
packages/flutter/lib/src/cupertino/theme.dart
View file @ 69788322
......@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
......@@ -52,9 +50,9 @@ class CupertinoTheme extends StatelessWidget {
///
/// The [data] and [child] parameters must not be null.
const CupertinoTheme({
Key key,
@required this.data,
@required this.child,
Key? key,
required this.data,
required this.child,
}) : assert(child != null),
assert(data != null),
super(key: key);
......@@ -69,8 +67,8 @@ class CupertinoTheme extends StatelessWidget {
/// Resolves all the colors defined in that [CupertinoThemeData] against the
/// given [BuildContext] on a best-effort basis.
static CupertinoThemeData of(BuildContext context) {
final _InheritedCupertinoTheme inheritedTheme = context.dependOnInheritedWidgetOfExactType<_InheritedCupertinoTheme>();
return (inheritedTheme?.theme?.data ?? const CupertinoThemeData()).resolveFrom(context, nullOk: true);
final _InheritedCupertinoTheme? inheritedTheme = context.dependOnInheritedWidgetOfExactType<_InheritedCupertinoTheme>();
return (inheritedTheme?.theme.data ?? const CupertinoThemeData()).resolveFrom(context, nullOk: true);
}
/// Retrieves the [Brightness] to use for descendant Cupertino widgets, based
......@@ -86,9 +84,9 @@ class CupertinoTheme extends StatelessWidget {
///
/// * [CupertinoThemeData.brightness], the property takes precedence over
/// [MediaQueryData.platformBrightness] for descendant Cupertino widgets.
static Brightness brightnessOf(BuildContext context, { bool nullOk = false }) {
final _InheritedCupertinoTheme inheritedTheme = context.dependOnInheritedWidgetOfExactType<_InheritedCupertinoTheme>();
return inheritedTheme?.theme?.data?.brightness ?? MediaQuery.of(context, nullOk: nullOk)?.platformBrightness;
static Brightness? brightnessOf(BuildContext context, { bool nullOk = false }) {
final _InheritedCupertinoTheme? inheritedTheme = context.dependOnInheritedWidgetOfExactType<_InheritedCupertinoTheme>();
return inheritedTheme?.theme.data.brightness ?? MediaQuery.of(context, nullOk: nullOk)?.platformBrightness;
}
/// The widget below this widget in the tree.
......@@ -116,9 +114,9 @@ class CupertinoTheme extends StatelessWidget {
class _InheritedCupertinoTheme extends InheritedWidget {
const _InheritedCupertinoTheme({
Key key,
@required this.theme,
@required Widget child,
Key? key,
required this.theme,
required Widget child,
}) : assert(theme != null),
super(key: key, child: child);
......@@ -150,12 +148,12 @@ class CupertinoThemeData with Diagnosticable {
///
/// Unspecified parameters default to a reasonable iOS default style.
const CupertinoThemeData({
Brightness brightness,
Color primaryColor,
Color primaryContrastingColor,
CupertinoTextThemeData textTheme,
Color barBackgroundColor,
Color scaffoldBackgroundColor,
Brightness? brightness,
Color? primaryColor,
Color? primaryContrastingColor,
CupertinoTextThemeData? textTheme,
Color? barBackgroundColor,
Color? scaffoldBackgroundColor,
}) : this.raw(
brightness,
primaryColor,
......@@ -171,12 +169,12 @@ class CupertinoThemeData with Diagnosticable {
/// Used by subclasses to get the superclass's defaulting behaviors.
@protected
const CupertinoThemeData.raw(
Brightness brightness,
Color primaryColor,
Color primaryContrastingColor,
CupertinoTextThemeData textTheme,
Color barBackgroundColor,
Color scaffoldBackgroundColor,
Brightness? brightness,
Color? primaryColor,
Color? primaryContrastingColor,
CupertinoTextThemeData? textTheme,
Color? barBackgroundColor,
Color? scaffoldBackgroundColor,
) : this._rawWithDefaults(
brightness,
primaryColor,
......@@ -197,7 +195,7 @@ class CupertinoThemeData with Diagnosticable {
this._defaults,
);
final _CupertinoThemeDefaults _defaults;
final _CupertinoThemeDefaults? _defaults;
/// The brightness override for Cupertino descendants.
///
......@@ -215,7 +213,7 @@ class CupertinoThemeData with Diagnosticable {
///
/// * [CupertinoTheme.brightnessOf], a method used to retrieve the overall
/// [Brightness] from a [BuildContext], for Cupertino widgets.
final Brightness brightness;
final Brightness? brightness;
/// A color used on interactive elements of the theme.
///
......@@ -232,8 +230,8 @@ class CupertinoThemeData with Diagnosticable {
///
/// * [MaterialBasedCupertinoThemeData], a [CupertinoThemeData] that defers
/// [primaryColor] to its Material [Theme] parent if it's unspecified.
Color get primaryColor => _primaryColor ?? _defaults.primaryColor;
final Color _primaryColor;
Color? get primaryColor => _primaryColor ?? _defaults!.primaryColor;
final Color? _primaryColor;
/// A color that must be easy to see when rendered on a [primaryColor] background.
///
......@@ -247,29 +245,29 @@ class CupertinoThemeData with Diagnosticable {
///
/// * [MaterialBasedCupertinoThemeData], a [CupertinoThemeData] that defers
/// [primaryContrastingColor] to its Material [Theme] parent if it's unspecified.
Color get primaryContrastingColor => _primaryContrastingColor ?? _defaults.primaryContrastingColor;
final Color _primaryContrastingColor;
Color? get primaryContrastingColor => _primaryContrastingColor ?? _defaults!.primaryContrastingColor;
final Color? _primaryContrastingColor;
/// Text styles used by Cupertino widgets.
///
/// Derived from [primaryColor] if unspecified.
CupertinoTextThemeData get textTheme {
return _textTheme ?? _defaults.textThemeDefaults.createDefaults(primaryColor: primaryColor);
CupertinoTextThemeData? get textTheme {
return _textTheme ?? _defaults!.textThemeDefaults.createDefaults(primaryColor: primaryColor!);
}
final CupertinoTextThemeData _textTheme;
final CupertinoTextThemeData? _textTheme;
/// Background color of the top nav bar and bottom tab bar.
///
/// Defaults to a light gray in light mode, or a dark translucent gray color in
/// dark mode.
Color get barBackgroundColor => _barBackgroundColor ?? _defaults.barBackgroundColor;
final Color _barBackgroundColor;
Color? get barBackgroundColor => _barBackgroundColor ?? _defaults!.barBackgroundColor;
final Color? _barBackgroundColor;
/// Background color of the scaffold.
///
/// Defaults to [CupertinoColors.systemBackground].
Color get scaffoldBackgroundColor => _scaffoldBackgroundColor ?? _defaults.scaffoldBackgroundColor;
final Color _scaffoldBackgroundColor;
Color? get scaffoldBackgroundColor => _scaffoldBackgroundColor ?? _defaults!.scaffoldBackgroundColor;
final Color? _scaffoldBackgroundColor;
/// Returns an instance of the [CupertinoThemeData] whose property getters
/// only return the construction time specifications with no derived values.
......@@ -294,7 +292,7 @@ class CupertinoThemeData with Diagnosticable {
/// [CupertinoThemeData].
@protected
CupertinoThemeData resolveFrom(BuildContext context, { bool nullOk = false }) {
Color convertColor(Color color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk);
Color? convertColor(Color? color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk);
return CupertinoThemeData._rawWithDefaults(
brightness,
......@@ -303,7 +301,7 @@ class CupertinoThemeData with Diagnosticable {
_textTheme?.resolveFrom(context, nullOk: nullOk),
convertColor(_barBackgroundColor),
convertColor(_scaffoldBackgroundColor),
_defaults.resolveFrom(context, _textTheme == null, nullOk: nullOk),
_defaults!.resolveFrom(context, _textTheme == null, nullOk: nullOk),
);
}
......@@ -315,12 +313,12 @@ class CupertinoThemeData with Diagnosticable {
/// copying with a different [primaryColor] will also change the copy's implied
/// [textTheme].
CupertinoThemeData copyWith({
Brightness brightness,
Color primaryColor,
Color primaryContrastingColor,
CupertinoTextThemeData textTheme,
Color barBackgroundColor,
Color scaffoldBackgroundColor,
Brightness? brightness,
Color? primaryColor,
Color? primaryContrastingColor,
CupertinoTextThemeData? textTheme,
Color? barBackgroundColor,
Color? scaffoldBackgroundColor,
}) {
return CupertinoThemeData._rawWithDefaults(
brightness ?? this.brightness,
......@@ -342,13 +340,13 @@ class CupertinoThemeData with Diagnosticable {
properties.add(createCupertinoColorProperty('primaryContrastingColor', primaryContrastingColor, defaultValue: defaultData.primaryContrastingColor));
properties.add(createCupertinoColorProperty('barBackgroundColor', barBackgroundColor, defaultValue: defaultData.barBackgroundColor));
properties.add(createCupertinoColorProperty('scaffoldBackgroundColor', scaffoldBackgroundColor, defaultValue: defaultData.scaffoldBackgroundColor));
textTheme.debugFillProperties(properties);
textTheme!.debugFillProperties(properties);
}
}
class _NoDefaultCupertinoThemeData extends CupertinoThemeData {
const _NoDefaultCupertinoThemeData(
Brightness brightness,
Brightness? brightness,
this.primaryColor,
this.primaryContrastingColor,
this.textTheme,
......@@ -365,19 +363,19 @@ class _NoDefaultCupertinoThemeData extends CupertinoThemeData {
);
@override
final Color primaryColor;
final Color? primaryColor;
@override
final Color primaryContrastingColor;
final Color? primaryContrastingColor;
@override
final CupertinoTextThemeData textTheme;
final CupertinoTextThemeData? textTheme;
@override
final Color barBackgroundColor;
final Color? barBackgroundColor;
@override
final Color scaffoldBackgroundColor;
final Color? scaffoldBackgroundColor;
@override
_NoDefaultCupertinoThemeData resolveFrom(BuildContext context, { bool nullOk = false }) {
Color convertColor(Color color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk);
Color? convertColor(Color? color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk);
return _NoDefaultCupertinoThemeData(
brightness,
......@@ -391,12 +389,12 @@ class _NoDefaultCupertinoThemeData extends CupertinoThemeData {
@override
CupertinoThemeData copyWith({
Brightness brightness,
Color primaryColor,
Color primaryContrastingColor,
CupertinoTextThemeData textTheme,
Color barBackgroundColor ,
Color scaffoldBackgroundColor,
Brightness? brightness,
Color? primaryColor,
Color? primaryContrastingColor,
CupertinoTextThemeData? textTheme,
Color? barBackgroundColor ,
Color? scaffoldBackgroundColor,
}) {
return _NoDefaultCupertinoThemeData(
brightness ?? this.brightness,
......@@ -420,16 +418,16 @@ class _CupertinoThemeDefaults {
this.textThemeDefaults,
);
final Brightness brightness;
final Brightness? brightness;
final Color primaryColor;
final Color primaryContrastingColor;
final Color barBackgroundColor;
final Color scaffoldBackgroundColor;
final _CupertinoTextThemeDefaults textThemeDefaults;
_CupertinoThemeDefaults resolveFrom(BuildContext context, bool resolveTextTheme, { @required bool nullOk }) {
_CupertinoThemeDefaults resolveFrom(BuildContext context, bool resolveTextTheme, { required bool nullOk }) {
assert(nullOk != null);
Color convertColor(Color color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk);
Color convertColor(Color color) => CupertinoDynamicColor.resolve(color, context, nullOk: nullOk)!;
return _CupertinoThemeDefaults(
brightness,
......@@ -437,7 +435,7 @@ class _CupertinoThemeDefaults {
convertColor(primaryContrastingColor),
convertColor(barBackgroundColor),
convertColor(scaffoldBackgroundColor),
resolveTextTheme ? textThemeDefaults?.resolveFrom(context, nullOk: nullOk) : textThemeDefaults,
resolveTextTheme ? textThemeDefaults.resolveFrom(context, nullOk: nullOk) : textThemeDefaults,
);
}
}
......@@ -452,14 +450,14 @@ class _CupertinoTextThemeDefaults {
final Color labelColor;
final Color inactiveGray;
_CupertinoTextThemeDefaults resolveFrom(BuildContext context, { @required bool nullOk }) {
_CupertinoTextThemeDefaults resolveFrom(BuildContext context, { required bool nullOk }) {
return _CupertinoTextThemeDefaults(
CupertinoDynamicColor.resolve(labelColor, context, nullOk: nullOk),
CupertinoDynamicColor.resolve(inactiveGray, context, nullOk: nullOk),
CupertinoDynamicColor.resolve(labelColor, context, nullOk: nullOk)!,
CupertinoDynamicColor.resolve(inactiveGray, context, nullOk: nullOk)!,
);
}
CupertinoTextThemeData createDefaults({ @required Color primaryColor }) {
CupertinoTextThemeData createDefaults({ required Color primaryColor }) {
assert(primaryColor != null);
return _DefaultCupertinoTextThemeData(
primaryColor: primaryColor,
......@@ -474,9 +472,9 @@ class _CupertinoTextThemeDefaults {
// text styles changes.
class _DefaultCupertinoTextThemeData extends CupertinoTextThemeData {
const _DefaultCupertinoTextThemeData({
@required this.labelColor,
@required this.inactiveGray,
@required Color primaryColor,
required this.labelColor,
required this.inactiveGray,
required Color primaryColor,
}) : assert(labelColor != null),
assert(inactiveGray != null),
assert(primaryColor != null),
......
packages/flutter/test/cupertino/colors_test.dart
View file @ 69788322
......@@ -167,7 +167,7 @@ void main() {
});
test('can resolve null color', () {
expect(CupertinoDynamicColor.resolve(null, null), isNull);
expect(CupertinoDynamicColor.resolve(null, _NullElement.instance), isNull);
});
test('withVibrancy constructor creates colors that may depend on vibrancy', () {
......@@ -589,3 +589,20 @@ void main() {
});
});
}
class _NullElement extends Element {
_NullElement() : super(_NullWidget());
static _NullElement instance = _NullElement();
@override
bool get debugDoingBuild => throw UnimplementedError();
@override
void performRebuild() { }
}
class _NullWidget extends Widget {
@override
Element createElement() => throw UnimplementedError();
}
\ No newline at end of file
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