createColumWidget method
创建界面Colum
Implementation
@override
Widget createColumWidget(BuildContext context) {
return Container(
alignment: Alignment.center,
child: LayoutBuilder(
builder: (context, constraints) {
configlayoutbuiderConstraints(constraints);
return SizedBox(
width: configSizeBoxWidth(constraints),
child: createonlyColumWidget(context));
},
),
);
}