blob: 50dc6c4e2f7083096ba2aaf37fbed964e16b612a [file] [log] [blame]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'template.dart';
class MenuTemplate extends TokenTemplate {
const MenuTemplate(super.blockName, super.fileName, super.tokens, {
super.colorSchemePrefix = '_colors.',
});
@override
String generate() => '''
class _MenuBarDefaultsM3 extends MenuStyle {
_MenuBarDefaultsM3(this.context)
: super(
elevation: const MaterialStatePropertyAll<double?>(${elevation('md.comp.menu.container')}),
shape: const MaterialStatePropertyAll<OutlinedBorder>(_defaultMenuBorder),
alignment: AlignmentDirectional.bottomStart,
);
static const RoundedRectangleBorder _defaultMenuBorder =
${shape('md.comp.menu.container', '')};
final BuildContext context;
late final ColorScheme _colors = Theme.of(context).colorScheme;
@override
MaterialStateProperty<Color?> get backgroundColor {
return MaterialStatePropertyAll<Color?>(${componentColor('md.comp.menu.container')});
}
@override
MaterialStateProperty<Color?>? get shadowColor {
return MaterialStatePropertyAll<Color?>(${color('md.comp.menu.container.shadow-color')});
}
@override
MaterialStateProperty<Color?>? get surfaceTintColor {
return MaterialStatePropertyAll<Color?>(${componentColor('md.comp.menu.container.surface-tint-layer')});
}
@override
MaterialStateProperty<EdgeInsetsGeometry?>? get padding {
return const MaterialStatePropertyAll<EdgeInsetsGeometry>(
EdgeInsetsDirectional.symmetric(
horizontal: _kTopLevelMenuHorizontalMinPadding
),
);
}
@override
VisualDensity get visualDensity => Theme.of(context).visualDensity;
}
class _MenuButtonDefaultsM3 extends ButtonStyle {
_MenuButtonDefaultsM3(this.context)
: super(
animationDuration: kThemeChangeDuration,
enableFeedback: true,
alignment: AlignmentDirectional.centerStart,
);
final BuildContext context;
late final ColorScheme _colors = Theme.of(context).colorScheme;
@override
MaterialStateProperty<Color?>? get backgroundColor {
return ButtonStyleButton.allOrNull<Color>(Colors.transparent);
}
// No default shadow color
// No default surface tint color
@override
MaterialStateProperty<double>? get elevation {
return ButtonStyleButton.allOrNull<double>(0.0);
}
@override
MaterialStateProperty<Color?>? get foregroundColor {
return MaterialStateProperty.resolveWith((Set<MaterialState> states) {
if (states.contains(MaterialState.disabled)) {
return ${componentColor('md.comp.list.list-item.disabled.label-text')};
}
if (states.contains(MaterialState.pressed)) {
return ${componentColor('md.comp.list.list-item.pressed.label-text')};
}
if (states.contains(MaterialState.hovered)) {
return ${componentColor('md.comp.list.list-item.hover.label-text')};
}
if (states.contains(MaterialState.focused)) {
return ${componentColor('md.comp.list.list-item.focus.label-text')};
}
return ${componentColor('md.comp.list.list-item.label-text')};
});
}
@override
MaterialStateProperty<Color?>? get iconColor {
return MaterialStateProperty.resolveWith((Set<MaterialState> states) {
if (states.contains(MaterialState.disabled)) {
return ${componentColor('md.comp.list.list-item.disabled.leading-icon')};
}
if (states.contains(MaterialState.pressed)) {
return ${componentColor('md.comp.list.list-item.pressed.leading-icon.icon')};
}
if (states.contains(MaterialState.hovered)) {
return ${componentColor('md.comp.list.list-item.hover.leading-icon.icon')};
}
if (states.contains(MaterialState.focused)) {
return ${componentColor('md.comp.list.list-item.focus.leading-icon.icon')};
}
return ${componentColor('md.comp.list.list-item.leading-icon')};
});
}
// No default fixedSize
@override
MaterialStateProperty<Size>? get maximumSize {
return ButtonStyleButton.allOrNull<Size>(Size.infinite);
}
@override
MaterialStateProperty<Size>? get minimumSize {
return ButtonStyleButton.allOrNull<Size>(const Size(64.0, 48.0));
}
@override
MaterialStateProperty<MouseCursor?>? get mouseCursor {
return MaterialStateProperty.resolveWith(
(Set<MaterialState> states) {
if (states.contains(MaterialState.disabled)) {
return SystemMouseCursors.basic;
}
return SystemMouseCursors.click;
},
);
}
@override
MaterialStateProperty<Color?>? get overlayColor {
return MaterialStateProperty.resolveWith(
(Set<MaterialState> states) {
if (states.contains(MaterialState.pressed)) {
return ${componentColor('md.comp.list.list-item.pressed.state-layer')};
}
if (states.contains(MaterialState.hovered)) {
return ${componentColor('md.comp.list.list-item.hover.state-layer')};
}
if (states.contains(MaterialState.focused)) {
return ${componentColor('md.comp.list.list-item.focus.state-layer')};
}
return Colors.transparent;
},
);
}
@override
MaterialStateProperty<EdgeInsetsGeometry>? get padding {
return ButtonStyleButton.allOrNull<EdgeInsetsGeometry>(_scaledPadding(context));
}
// No default side
@override
MaterialStateProperty<OutlinedBorder>? get shape {
return ButtonStyleButton.allOrNull<OutlinedBorder>(const RoundedRectangleBorder());
}
@override
InteractiveInkFeatureFactory? get splashFactory => Theme.of(context).splashFactory;
@override
MaterialTapTargetSize? get tapTargetSize => Theme.of(context).materialTapTargetSize;
@override
MaterialStateProperty<TextStyle?> get textStyle {
return MaterialStatePropertyAll<TextStyle?>(${textStyle('md.comp.list.list-item.label-text')});
}
@override
VisualDensity? get visualDensity => Theme.of(context).visualDensity;
// The horizontal padding number comes from the spec.
EdgeInsetsGeometry _scaledPadding(BuildContext context) {
VisualDensity visualDensity = Theme.of(context).visualDensity;
// When horizontal VisualDensity is greater than zero, set it to zero
// because the [ButtonStyleButton] has already handle the padding based on the density.
// However, the [ButtonStyleButton] doesn't allow the [VisualDensity] adjustment
// to reduce the width of the left/right padding, so we need to handle it here if
// the density is less than zero, such as on desktop platforms.
if (visualDensity.horizontal > 0) {
visualDensity = VisualDensity(vertical: visualDensity.vertical);
}
return ButtonStyleButton.scaledPadding(
EdgeInsets.symmetric(horizontal: math.max(
_kMenuViewPadding,
_kLabelItemDefaultSpacing + visualDensity.baseSizeAdjustment.dx,
)),
EdgeInsets.symmetric(horizontal: math.max(
_kMenuViewPadding,
8 + visualDensity.baseSizeAdjustment.dx,
)),
const EdgeInsets.symmetric(horizontal: _kMenuViewPadding),
MediaQuery.maybeTextScaleFactorOf(context) ?? 1,
);
}
}
class _MenuDefaultsM3 extends MenuStyle {
_MenuDefaultsM3(this.context)
: super(
elevation: const MaterialStatePropertyAll<double?>(${elevation('md.comp.menu.container')}),
shape: const MaterialStatePropertyAll<OutlinedBorder>(_defaultMenuBorder),
alignment: AlignmentDirectional.topEnd,
);
static const RoundedRectangleBorder _defaultMenuBorder =
${shape('md.comp.menu.container', '')};
final BuildContext context;
late final ColorScheme _colors = Theme.of(context).colorScheme;
@override
MaterialStateProperty<Color?> get backgroundColor {
return MaterialStatePropertyAll<Color?>(${componentColor('md.comp.menu.container')});
}
@override
MaterialStateProperty<Color?>? get surfaceTintColor {
return MaterialStatePropertyAll<Color?>(${componentColor('md.comp.menu.container.surface-tint-layer')});
}
@override
MaterialStateProperty<Color?>? get shadowColor {
return MaterialStatePropertyAll<Color?>(${color('md.comp.menu.container.shadow-color')});
}
@override
MaterialStateProperty<EdgeInsetsGeometry?>? get padding {
return const MaterialStatePropertyAll<EdgeInsetsGeometry>(
EdgeInsetsDirectional.symmetric(vertical: _kMenuVerticalMinPadding),
);
}
@override
VisualDensity get visualDensity => Theme.of(context).visualDensity;
}
''';
}