38 lines
912 B
Dart
38 lines
912 B
Dart
import 'dart:ui';
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import 'package:flutter/material.dart';
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class FrostedDialog extends StatelessWidget {
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final Widget child;
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final double blurSigma;
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final Color barrierColor;
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const FrostedDialog({
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super.key,
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required this.child,
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this.blurSigma = 5.0,
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this.barrierColor = const Color.fromRGBO(0, 0, 0, 0.5),
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});
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@override
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Widget build(BuildContext context) {
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return Stack(
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children: [
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// 毛玻璃背景
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BackdropFilter(
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filter: ImageFilter.blur(sigmaX: blurSigma, sigmaY: blurSigma),
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child: Container(
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color: Colors.transparent,
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),
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),
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Dialog(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(20.0),
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),
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backgroundColor: Colors.transparent, // 背景透明，由 child 自己决定
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child: child,
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),
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],
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);
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}
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}
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