100 lines
2.8 KiB
Dart
100 lines
2.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:fluttertoast/fluttertoast.dart';
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// 普通气泡弹框
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// 使用：showToast("xxxxxxx");
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// 取消：Fluttertoast.cancel()
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void showToast(
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String text, {
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gravity: ToastGravity.CENTER,
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toastLength: Toast.LENGTH_SHORT,
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}) {
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Fluttertoast.showToast(
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msg: text,
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toastLength: Toast.LENGTH_SHORT,
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gravity: ToastGravity.CENTER,
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timeInSecForIosWeb: 3,
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backgroundColor: Colors.grey[600], // 灰色背景
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fontSize: 16.0,
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);
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}
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// 一个加载中的动画，不传text时，默认显示文字Loading...
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// 使用：showLoading(context, 'xxxxxxx');
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void showLoading(context, text) {
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text = text ?? "Loading...";
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showDialog(
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barrierDismissible: false,
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context: context,
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builder: (context) {
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return Center(
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child: Container(
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(3.0),
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boxShadow: [
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// 阴影
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BoxShadow(
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color: Colors.black12,
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//offset: Offset(2.0,2.0),
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blurRadius: 10.0,
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)
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]),
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padding: EdgeInsets.all(16),
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margin: EdgeInsets.all(16),
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constraints: BoxConstraints(minHeight: 120, minWidth: 180),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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SizedBox(
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height: 30,
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width: 30,
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child: CircularProgressIndicator(
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strokeWidth: 3,
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),
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),
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Padding(
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padding: const EdgeInsets.only(top: 20.0),
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child: Text(
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text,
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style: Theme.of(context).textTheme.bodyMedium,
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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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},
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);
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}
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// 带有确定取消按钮的提示框，content是提示框的内容文字，confirmCallback是点击确定按钮的回调
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// 使用：showConfirmDialog(context, '确认xxxxxxx吗？', () {print('xxxxxxx');});
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void showConfirmDialog(
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BuildContext context, String content, Function confirmCallback) {
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showDialog(
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context: context,
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builder: (context) {
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return AlertDialog(
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title: Text("提示"),
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content: Text(content),
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actions: <Widget>[
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FlatButton(
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onPressed: () {
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confirmCallback();
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Navigator.of(context).pop();
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},
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child: Text("确认"),
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),
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FlatButton(
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onPressed: () {
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Navigator.of(context).pop();
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},
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child: Text("取消"),
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),
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],
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);
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});
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}
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