m3_lightmeter/lib/screens/shared/transparent_dialog/widget_dialog_transparent.dart
2024-01-12 13:17:05 +01:00

104 lines
3 KiB
Dart

import 'package:flutter/material.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/utils/text_height.dart';
class TransparentDialog extends StatelessWidget {
final IconData icon;
final String title;
final String? subtitle;
final Widget content;
final bool scrollableContent;
final List<Widget> actions;
const TransparentDialog({
required this.icon,
required this.title,
this.subtitle,
required this.content,
required this.scrollableContent,
this.actions = const [],
super.key,
});
static double height(
BuildContext context, {
required String title,
String? subtitle,
required double contextHeight,
bool scrollableContent = false,
}) {
double height = IconTheme.of(context).size! + Dimens.dialogTitlePadding.vertical;
height += dialogTextHeight(
context,
title,
Theme.of(context).textTheme.headlineSmall,
Dimens.dialogIconTitlePadding.horizontal,
) +
Dimens.dialogIconTitlePadding.vertical;
if (subtitle != null) {
height += dialogTextHeight(
context,
subtitle,
Theme.of(context).textTheme.bodyMedium,
Dimens.dialogIconTitlePadding.horizontal,
) +
Dimens.dialogIconTitlePadding.vertical;
}
height += contextHeight;
if (scrollableContent) height += 1;
return height += 48 + Dimens.dialogActionsPadding.vertical;
}
@override
Widget build(BuildContext context) {
return Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Padding(
padding: Dimens.dialogTitlePadding,
child: Icon(icon),
),
Padding(
padding: Dimens.dialogIconTitlePadding,
child: Text(
title,
style: Theme.of(context).textTheme.headlineSmall,
textAlign: TextAlign.center,
),
),
if (subtitle != null)
Padding(
padding: Dimens.dialogIconTitlePadding,
child: Text(
subtitle!,
style: Theme.of(context).textTheme.bodyMedium,
textAlign: TextAlign.center,
),
),
],
),
if (scrollableContent) const Divider(),
content,
if (scrollableContent) const Divider(),
Padding(
padding: Dimens.dialogActionsPadding,
child: Row(
crossAxisAlignment: CrossAxisAlignment.end,
children: _actions().toList(),
),
),
],
);
}
Iterable<Widget> _actions() sync* {
for (int i = 0; i < actions.length; i++) {
yield i == 0 ? const Spacer() : const SizedBox(width: Dimens.grid16);
yield actions[i];
}
}
}