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// 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 NavigationRailTemplate extends TokenTemplate {
const NavigationRailTemplate(super.blockName, super.fileName, super.tokens, {
super.colorSchemePrefix = '_colors.',
super.textThemePrefix = '_textTheme.',
});
@override
String generate() => '''
class _${blockName}DefaultsM3 extends NavigationRailThemeData {
_${blockName}DefaultsM3(this.context)
: super(
elevation: ${elevation("md.comp.navigation-rail.container")},
groupAlignment: -1,
labelType: NavigationRailLabelType.none,
useIndicator: true,
minWidth: ${getToken('md.comp.navigation-rail.container.width')},
minExtendedWidth: 256,
);
final BuildContext context;
late final ColorScheme _colors = Theme.of(context).colorScheme;
late final TextTheme _textTheme = Theme.of(context).textTheme;
@override Color? get backgroundColor => ${componentColor("md.comp.navigation-rail.container")};
@override TextStyle? get unselectedLabelTextStyle {
return ${textStyle("md.comp.navigation-rail.label-text")}!.copyWith(color: ${componentColor("md.comp.navigation-rail.inactive.focus.label-text")});
}
@override TextStyle? get selectedLabelTextStyle {
return ${textStyle("md.comp.navigation-rail.label-text")}!.copyWith(color: ${componentColor("md.comp.navigation-rail.active.focus.label-text")});
}
@override IconThemeData? get unselectedIconTheme {
return IconThemeData(
size: ${getToken("md.comp.navigation-rail.icon.size")},
color: ${componentColor("md.comp.navigation-rail.inactive.icon")},
);
}
@override IconThemeData? get selectedIconTheme {
return IconThemeData(
size: ${getToken("md.comp.navigation-rail.icon.size")},
color: ${componentColor("md.comp.navigation-rail.active.icon")},
);
}
@override Color? get indicatorColor => ${componentColor("md.comp.navigation-rail.active-indicator")};
@override ShapeBorder? get indicatorShape => ${shape("md.comp.navigation-rail.active-indicator")};
}
''';
}