admin1
76 lines
2.1 KiB
Dart
76 lines
2.1 KiB
Dart
import 'package:flutter/material.dart';
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class EmptyState extends StatelessWidget {
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final IconData icon;
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final String title;
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final String? message;
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final Widget? action;
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final Color? foregroundColor;
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final bool compact;
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const EmptyState({
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super.key,
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this.icon = Icons.inbox_outlined,
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required this.title,
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this.message,
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this.action,
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this.foregroundColor,
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this.compact = false,
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});
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final iconSize = compact ? 28.0 : 56.0;
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final pad = compact ? 16.0 : 32.0;
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final iconGap = compact ? 8.0 : 18.0;
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final messageGap = compact ? 8.0 : 10.0;
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final actionGap = compact ? 8.0 : 20.0;
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final iconAlpha = compact ? 0.5 : 0.4;
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final titleStyle = compact
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? theme.textTheme.bodyMedium
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: theme.textTheme.titleMedium;
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final messageText = message == null
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? null
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: Text(
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message!,
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textAlign: TextAlign.center,
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style: theme.textTheme.bodyMedium?.copyWith(
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color:
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foregroundColor?.withValues(alpha: 0.72) ??
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theme.colorScheme.onSurfaceVariant,
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),
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);
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return Center(
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child: Padding(
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padding: EdgeInsets.all(pad),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(
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icon,
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size: iconSize,
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color: (foregroundColor ?? theme.colorScheme.onSurfaceVariant)
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.withValues(alpha: iconAlpha),
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),
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SizedBox(height: iconGap),
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Text(title, style: titleStyle?.copyWith(color: foregroundColor)),
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if (messageText != null) ...[
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SizedBox(height: messageGap),
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compact
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? messageText
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: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 280),
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child: messageText,
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),
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],
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if (action != null) ...[SizedBox(height: actionGap), action!],
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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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