146 lines
6 KiB
Dart
146 lines
6 KiB
Dart
// 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 CheckboxTemplate extends TokenTemplate {
|
|
const CheckboxTemplate(
|
|
super.blockName,
|
|
super.fileName,
|
|
super.tokens, {
|
|
super.colorSchemePrefix = '_colors.',
|
|
});
|
|
|
|
@override
|
|
String generate() =>
|
|
'''
|
|
class _${blockName}DefaultsM3 extends CheckboxThemeData {
|
|
_${blockName}DefaultsM3(BuildContext context)
|
|
: _theme = Theme.of(context),
|
|
_colors = Theme.of(context).colorScheme;
|
|
|
|
final ThemeData _theme;
|
|
final ColorScheme _colors;
|
|
|
|
@override
|
|
WidgetStateBorderSide? get side {
|
|
return WidgetStateBorderSide.resolveWith((Set<WidgetState> states) {
|
|
if (states.contains(WidgetState.disabled)) {
|
|
if (states.contains(WidgetState.selected)) {
|
|
return const BorderSide(width: ${getToken('md.comp.checkbox.unselected.disabled.outline.width')}, color: Colors.transparent);
|
|
}
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.disabled.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.disabled.outline')}.withOpacity(${getToken('md.comp.checkbox.unselected.disabled.container.opacity')}));
|
|
}
|
|
if (states.contains(WidgetState.selected)) {
|
|
return const BorderSide(width: ${getToken('md.comp.checkbox.selected.outline.width')}, color: Colors.transparent);
|
|
}
|
|
if (states.contains(WidgetState.error)) {
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.disabled.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.error.outline')});
|
|
}
|
|
if (states.contains(WidgetState.pressed)) {
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.pressed.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.pressed.outline')});
|
|
}
|
|
if (states.contains(WidgetState.hovered)) {
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.hover.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.hover.outline')});
|
|
}
|
|
if (states.contains(WidgetState.focused)) {
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.focus.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.focus.outline')});
|
|
}
|
|
return BorderSide(width: ${getToken('md.comp.checkbox.unselected.outline.width')}, color: ${componentColor('md.comp.checkbox.unselected.outline')});
|
|
});
|
|
}
|
|
|
|
@override
|
|
WidgetStateProperty<Color> get fillColor {
|
|
return WidgetStateProperty.resolveWith((Set<WidgetState> states) {
|
|
if (states.contains(WidgetState.disabled)) {
|
|
if (states.contains(WidgetState.selected)) {
|
|
return ${componentColor('md.comp.checkbox.selected.disabled.container')};
|
|
}
|
|
return Colors.transparent;
|
|
}
|
|
if (states.contains(WidgetState.selected)) {
|
|
if (states.contains(WidgetState.error)) {
|
|
return ${componentColor('md.comp.checkbox.selected.error.container')};
|
|
}
|
|
return ${componentColor('md.comp.checkbox.selected.container')};
|
|
}
|
|
return Colors.transparent;
|
|
});
|
|
}
|
|
|
|
@override
|
|
WidgetStateProperty<Color> get checkColor {
|
|
return WidgetStateProperty.resolveWith((Set<WidgetState> states) {
|
|
if (states.contains(WidgetState.disabled)) {
|
|
if (states.contains(WidgetState.selected)) {
|
|
return ${componentColor('md.comp.checkbox.selected.disabled.icon')};
|
|
}
|
|
return Colors.transparent; // No icons available when the checkbox is unselected.
|
|
}
|
|
if (states.contains(WidgetState.selected)) {
|
|
if (states.contains(WidgetState.error)) {
|
|
return ${componentColor('md.comp.checkbox.selected.error.icon')};
|
|
}
|
|
return ${componentColor('md.comp.checkbox.selected.icon')};
|
|
}
|
|
return Colors.transparent; // No icons available when the checkbox is unselected.
|
|
});
|
|
}
|
|
|
|
@override
|
|
WidgetStateProperty<Color> get overlayColor {
|
|
return WidgetStateProperty.resolveWith((Set<WidgetState> states) {
|
|
if (states.contains(WidgetState.error)) {
|
|
if (states.contains(WidgetState.pressed)) {
|
|
return ${componentColor('md.comp.checkbox.error.pressed.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.hovered)) {
|
|
return ${componentColor('md.comp.checkbox.error.hover.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.focused)) {
|
|
return ${componentColor('md.comp.checkbox.error.focus.state-layer')};
|
|
}
|
|
}
|
|
if (states.contains(WidgetState.selected)) {
|
|
if (states.contains(WidgetState.pressed)) {
|
|
return ${componentColor('md.comp.checkbox.selected.pressed.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.hovered)) {
|
|
return ${componentColor('md.comp.checkbox.selected.hover.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.focused)) {
|
|
return ${componentColor('md.comp.checkbox.selected.focus.state-layer')};
|
|
}
|
|
return Colors.transparent;
|
|
}
|
|
if (states.contains(WidgetState.pressed)) {
|
|
return ${componentColor('md.comp.checkbox.unselected.pressed.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.hovered)) {
|
|
return ${componentColor('md.comp.checkbox.unselected.hover.state-layer')};
|
|
}
|
|
if (states.contains(WidgetState.focused)) {
|
|
return ${componentColor('md.comp.checkbox.unselected.focus.state-layer')};
|
|
}
|
|
return Colors.transparent;
|
|
});
|
|
}
|
|
|
|
@override
|
|
double get splashRadius => ${getToken('md.comp.checkbox.state-layer.size')} / 2;
|
|
|
|
@override
|
|
MaterialTapTargetSize get materialTapTargetSize => _theme.materialTapTargetSize;
|
|
|
|
@override
|
|
VisualDensity get visualDensity => VisualDensity.standard;
|
|
|
|
@override
|
|
OutlinedBorder get shape => const RoundedRectangleBorder(
|
|
borderRadius: BorderRadius.all(Radius.circular(${getToken('md.comp.checkbox.unselected.outline.width')})),
|
|
);
|
|
}
|
|
''';
|
|
}
|