104 lines
3.4 KiB
Dart
104 lines
3.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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class AvesDialog extends AlertDialog {
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static const contentHorizontalPadding = EdgeInsets.symmetric(horizontal: 24);
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static const borderWidth = 1.0;
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AvesDialog({
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@required BuildContext context,
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String title,
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ScrollController scrollController,
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List<Widget> scrollableContent,
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Widget content,
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@required List<Widget> actions,
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}) : assert((scrollableContent != null) ^ (content != null)),
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super(
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title: title != null
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? Padding(
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// padding to avoid transparent border overlapping
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padding: EdgeInsets.symmetric(horizontal: borderWidth),
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child: DialogTitle(title: title),
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)
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: null,
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titlePadding: EdgeInsets.zero,
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// the `scrollable` flag of `AlertDialog` makes it
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// scroll both the title and the content together,
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// and overflow feedback ignores the dialog shape,
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// so we restrict scrolling to the content instead
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content: scrollableContent != null
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? Container(
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// padding to avoid transparent border overlapping
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padding: EdgeInsets.symmetric(horizontal: borderWidth),
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// workaround because the dialog tries
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// to size itself to the content intrinsic size,
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// but the `ListView` viewport does not have one
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width: 1,
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child: DecoratedBox(
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decoration: BoxDecoration(
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border: Border(
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bottom: Divider.createBorderSide(context, width: borderWidth),
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),
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),
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child: ListView(
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controller: scrollController ?? ScrollController(),
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shrinkWrap: true,
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children: scrollableContent,
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),
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),
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)
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: content,
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contentPadding: scrollableContent != null ? EdgeInsets.zero : EdgeInsets.fromLTRB(24, 20, 24, 0),
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actions: actions,
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actionsPadding: EdgeInsets.symmetric(horizontal: 8),
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shape: RoundedRectangleBorder(
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side: Divider.createBorderSide(context, width: borderWidth),
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borderRadius: BorderRadius.circular(24),
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),
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);
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}
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class DialogTitle extends StatelessWidget {
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final String title;
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const DialogTitle({@required this.title});
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@override
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Widget build(BuildContext context) {
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return Container(
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alignment: Alignment.center,
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padding: const EdgeInsets.symmetric(vertical: 20),
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decoration: BoxDecoration(
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border: Border(
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bottom: Divider.createBorderSide(context, width: AvesDialog.borderWidth),
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),
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),
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child: Text(
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title,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontFamily: 'Concourse Caps',
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),
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),
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);
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}
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}
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void showNoMatchingAppDialog(BuildContext context) {
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showDialog(
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context: context,
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builder: (context) {
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return AvesDialog(
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context: context,
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title: 'No Matching App',
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content: Text('There are no apps that can handle this.'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: Text('OK'.toUpperCase()),
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),
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],
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);
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},
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);
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}
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