import
'package:flutter/material.dart';
class Toast extends StatefulWidget
{
@override
_ToastState createState
() => _ToastState
();
}
class _ToastState extends State
<Toast> {
@override
Widget build
(BuildContext context
) {
Future myDialog
(context
){
return showDialog
<Null>(
context
: context
,
barrierDismissible
: false
,
builder
: (BuildContext context
) {
return GestureDetector
( // 手势处理事件
onTap
: (){
Navigator
.of
(context
).pop
(); //退出弹出框
},
child
: Container
( //弹出框的具体事件
child
: Material
(
color
: Color
.fromRGBO
(0, 0, 0, 0.1),
child
: Center
(
child
: Text
('具体操作',style
:TextStyle
(color
: Colors
.white
),),
),
),
)
);
},
);
}
return Scaffold
(
body
: Container
(
child
: Center
(
child
: GestureDetector
(
onTap
: (){
myDialog
(context
);
},
// 点击执行弹窗
child
: Center
(
child
: Text
("弹窗"),
),
),
),
),
);
}
}
学习自定义弹出层
