先上样式:
代码:
class CommonDialogextends Dialog {
final title;
final content;
final rightButtonText;
final leftButtonText;
final VoidCallbackonPressLeftButton;
final VoidCallbackonPressRightButton;
final boolbarrierDismissible;//true点击外部区域关闭对话框
CommonDialog(
{this.title ="提示",
this.content ="",
this.rightButtonText ="",
this.leftButtonText ="",
this.onPressLeftButton,
this.onPressRightButton,
this.barrierDismissible=true});
@override
Widgetbuild(BuildContext context) {
return Material(
type: MaterialType.transparency,
child:Stack(
fit: StackFit.expand,
children: [
GestureDetector(
onTap: (){///点击的对话框外部区域
if(barrierDismissible){
NavigatorUtil.last(context);
}
},
),
new Center(
child:Container(
width: Constant.WIDTH_SCALE * Util.getScreenWidth(context),
decoration:ShapeDecoration(
color: Colors.white,
shape:RoundedRectangleBorder(
borderRadius:BorderRadius.circular(6))),
child:Column(
mainAxisSize: MainAxisSize.min,
children: [
new Offstage(
offstage:title =="", //offstage(舞台外) true不显示
child:Container(
alignment: Alignment.center,
height:60,
padding:const EdgeInsets.only(top:24, bottom:12),
child:new Text(
title,
style: JTextStyle.largeTextStyleBlack,
),
),
),
// new Divider(
// height: 1,
// ),
Container(
margin:const EdgeInsets.fromLTRB(20, 0, 20, 16),
child:new Text(
content,
style: JTextStyle.smallTextStyleGray6,
),
),
new Divider(
height:1,
),
Container(
height:60,
child:new Row(
mainAxisAlignment:
(leftButtonText !="" &&rightButtonText !="")
? MainAxisAlignment.spaceAround
: MainAxisAlignment.center,
children: [
new Offstage(
offstage:leftButtonText =="",
child:new GestureDetector(
onTap:onPressLeftButton,
child:new Container(
height:60,
alignment: Alignment.center,
padding:
const EdgeInsets.only(left:30, right:30),
color: Colors.white,
child:new Text(
leftButtonText,
style: JTextStyle.largeTextStyleBlack,
),
)),
),
new Offstage(
offstage:rightButtonText =="",
child:new GestureDetector(
onTap:onPressRightButton,
child:new Container(
height:60,
alignment: Alignment.center,
padding:
const EdgeInsets.only(left:30, right:30),
color: Colors.white,
child:new Text(
rightButtonText,
style: JTextStyle.largeTextStyleBlue,
),
)),
),
],
),
),
],
),
),
),
],
)
);
}
}
